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a334319f | 1 | /* Copyright (C) 1991-2002, 2003, 2004 Free Software Foundation, Inc. |
2c6fe0bd | 2 | This file is part of the GNU C Library. |
28f540f4 | 3 | |
2c6fe0bd | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
28f540f4 | 8 | |
2c6fe0bd UD |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 AJ |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, write to the Free | |
16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
17 | 02111-1307 USA. */ | |
28f540f4 | 18 | |
28f540f4 | 19 | #include <ctype.h> |
28f540f4 | 20 | #include <limits.h> |
a04e7405 | 21 | #include <printf.h> |
28f540f4 | 22 | #include <stdarg.h> |
e852e889 | 23 | #include <stdint.h> |
28f540f4 | 24 | #include <stdlib.h> |
69c69fe1 | 25 | #include <string.h> |
66aeca9c | 26 | #include <errno.h> |
299a95b9 | 27 | #include <wchar.h> |
5107cf1d | 28 | #include <bits/libc-lock.h> |
01c901a5 | 29 | #include <sys/param.h> |
28f540f4 | 30 | #include "_itoa.h" |
cc3fa755 | 31 | #include <locale/localeinfo.h> |
b9b91868 | 32 | #include <stdio.h> |
a04e7405 | 33 | |
299a95b9 RM |
34 | /* This code is shared between the standard stdio implementation found |
35 | in GNU C library and the libio implementation originally found in | |
36 | GNU libg++. | |
37 | ||
38 | Beside this it is also shared between the normal and wide character | |
39 | implementation as defined in ISO/IEC 9899:1990/Amendment 1:1995. */ | |
40 | ||
28f540f4 | 41 | |
14c35863 UD |
42 | #include <libioP.h> |
43 | #define FILE _IO_FILE | |
44 | #undef va_list | |
45 | #define va_list _IO_va_list | |
46 | #undef BUFSIZ | |
47 | #define BUFSIZ _IO_BUFSIZ | |
48 | #define ARGCHECK(S, Format) \ | |
28f540f4 RM |
49 | do \ |
50 | { \ | |
51 | /* Check file argument for consistence. */ \ | |
299a95b9 | 52 | CHECK_FILE (S, -1); \ |
68dbb3a6 UD |
53 | if (S->_flags & _IO_NO_WRITES) \ |
54 | { \ | |
55 | __set_errno (EBADF); \ | |
56 | return -1; \ | |
57 | } \ | |
58 | if (Format == NULL) \ | |
28f540f4 RM |
59 | { \ |
60 | MAYBE_SET_EINVAL; \ | |
61 | return -1; \ | |
62 | } \ | |
63 | } while (0) | |
14c35863 UD |
64 | #define UNBUFFERED_P(S) ((S)->_IO_file_flags & _IO_UNBUFFERED) |
65 | ||
66 | #ifndef COMPILE_WPRINTF | |
a334319f | 67 | # define vfprintf _IO_vfprintf |
14c35863 UD |
68 | # define CHAR_T char |
69 | # define UCHAR_T unsigned char | |
70 | # define INT_T int | |
71 | # define L_(Str) Str | |
72 | # define ISDIGIT(Ch) ((unsigned int) ((Ch) - '0') < 10) | |
b5cc329c | 73 | # define STR_LEN(Str) strlen (Str) |
14c35863 UD |
74 | |
75 | # define PUT(F, S, N) _IO_sputn ((F), (S), (N)) | |
76 | # define PAD(Padchar) \ | |
d64b6ad0 | 77 | if (width > 0) \ |
77fe0b9c | 78 | done += INTUSE(_IO_padn) (s, (Padchar), width) |
14c35863 UD |
79 | # define PUTC(C, F) _IO_putc_unlocked (C, F) |
80 | # define ORIENT if (_IO_vtable_offset (s) == 0 && _IO_fwide (s, -1) != -1)\ | |
c9eaa8b9 | 81 | return -1 |
14c35863 UD |
82 | #else |
83 | # define vfprintf _IO_vfwprintf | |
84 | # define CHAR_T wchar_t | |
d64b6ad0 | 85 | /* This is a hack!!! There should be a type uwchar_t. */ |
14c35863 UD |
86 | # define UCHAR_T unsigned int /* uwchar_t */ |
87 | # define INT_T wint_t | |
88 | # define L_(Str) L##Str | |
89 | # define ISDIGIT(Ch) ((unsigned int) ((Ch) - L'0') < 10) | |
b5cc329c | 90 | # define STR_LEN(Str) __wcslen (Str) |
69c69fe1 | 91 | |
14c35863 | 92 | # include "_itowa.h" |
d64b6ad0 | 93 | |
14c35863 UD |
94 | # define PUT(F, S, N) _IO_sputn ((F), (S), (N)) |
95 | # define PAD(Padchar) \ | |
d64b6ad0 UD |
96 | if (width > 0) \ |
97 | done += _IO_wpadn (s, (Padchar), width) | |
14c35863 UD |
98 | # define PUTC(C, F) _IO_putwc_unlocked (C, F) |
99 | # define ORIENT if (_IO_fwide (s, 1) != 1) return -1 | |
46ec036d | 100 | |
14c35863 UD |
101 | # define _itoa(Val, Buf, Base, Case) _itowa (Val, Buf, Base, Case) |
102 | # define _itoa_word(Val, Buf, Base, Case) _itowa_word (Val, Buf, Base, Case) | |
103 | # undef EOF | |
104 | # define EOF WEOF | |
105 | #endif | |
28f540f4 | 106 | |
a9706118 UD |
107 | #include "_i18n_number.h" |
108 | ||
d64b6ad0 UD |
109 | /* Include the shared code for parsing the format string. */ |
110 | #include "printf-parse.h" | |
111 | ||
28f540f4 | 112 | |
299a95b9 | 113 | #define outchar(Ch) \ |
28f540f4 RM |
114 | do \ |
115 | { \ | |
d64b6ad0 | 116 | register const INT_T outc = (Ch); \ |
77a58cad | 117 | if (PUTC (outc, s) == EOF) \ |
b0882748 UD |
118 | { \ |
119 | done = -1; \ | |
120 | goto all_done; \ | |
121 | } \ | |
28f540f4 RM |
122 | else \ |
123 | ++done; \ | |
299a95b9 RM |
124 | } \ |
125 | while (0) | |
28f540f4 | 126 | |
299a95b9 | 127 | #define outstring(String, Len) \ |
28f540f4 RM |
128 | do \ |
129 | { \ | |
ba1ffaa1 | 130 | if ((size_t) PUT (s, (String), (Len)) != (size_t) (Len)) \ |
b0882748 UD |
131 | { \ |
132 | done = -1; \ | |
133 | goto all_done; \ | |
134 | } \ | |
ba1ffaa1 | 135 | done += (Len); \ |
299a95b9 RM |
136 | } \ |
137 | while (0) | |
28f540f4 | 138 | |
0ae97dea UD |
139 | /* For handling long_double and longlong we use the same flag. If |
140 | `long' and `long long' are effectively the same type define it to | |
141 | zero. */ | |
142 | #if LONG_MAX == LONG_LONG_MAX | |
143 | # define is_longlong 0 | |
144 | #else | |
299a95b9 RM |
145 | # define is_longlong is_long_double |
146 | #endif | |
147 | ||
859a09cf UD |
148 | /* If `long' and `int' is effectively the same type we don't have to |
149 | handle `long separately. */ | |
150 | #if INT_MAX == LONG_MAX | |
151 | # define is_long_num 0 | |
152 | #else | |
153 | # define is_long_num is_long | |
154 | #endif | |
155 | ||
fafaa44e | 156 | |
299a95b9 | 157 | /* Global variables. */ |
d64b6ad0 | 158 | static const CHAR_T null[] = L_("(null)"); |
28f540f4 | 159 | |
28f540f4 | 160 | |
299a95b9 | 161 | /* Helper function to provide temporary buffering for unbuffered streams. */ |
79937577 UD |
162 | static int buffered_vfprintf (FILE *stream, const CHAR_T *fmt, va_list) |
163 | __THROW __attribute__ ((noinline)) internal_function; | |
299a95b9 RM |
164 | |
165 | /* Handle unknown format specifier. */ | |
79937577 UD |
166 | static int printf_unknown (FILE *, const struct printf_info *, |
167 | const void *const *) __THROW; | |
28f540f4 | 168 | |
299a95b9 | 169 | /* Group digits of number string. */ |
4295702f | 170 | #ifdef COMPILE_WPRINTF |
79937577 UD |
171 | static CHAR_T *group_number (CHAR_T *, CHAR_T *, const char *, wchar_t) |
172 | __THROW internal_function; | |
4295702f | 173 | #else |
79937577 UD |
174 | static CHAR_T *group_number (CHAR_T *, CHAR_T *, const char *, const char *) |
175 | __THROW internal_function; | |
4295702f | 176 | #endif |
28f540f4 | 177 | |
a04e7405 | 178 | |
299a95b9 | 179 | /* The function itself. */ |
28f540f4 | 180 | int |
299a95b9 | 181 | vfprintf (FILE *s, const CHAR_T *format, va_list ap) |
28f540f4 RM |
182 | { |
183 | /* The character used as thousands separator. */ | |
4295702f | 184 | #ifdef COMPILE_WPRINTF |
e115dbd7 | 185 | wchar_t thousands_sep = L'\0'; |
4295702f | 186 | #else |
e115dbd7 | 187 | const char *thousands_sep = NULL; |
4295702f | 188 | #endif |
28f540f4 RM |
189 | |
190 | /* The string describing the size of groups of digits. */ | |
a04e7405 RM |
191 | const char *grouping; |
192 | ||
299a95b9 RM |
193 | /* Place to accumulate the result. */ |
194 | int done; | |
a04e7405 | 195 | |
299a95b9 RM |
196 | /* Current character in format string. */ |
197 | const UCHAR_T *f; | |
28f540f4 | 198 | |
a04e7405 | 199 | /* End of leading constant string. */ |
299a95b9 RM |
200 | const UCHAR_T *lead_str_end; |
201 | ||
202 | /* Points to next format specifier. */ | |
203 | const UCHAR_T *end_of_spec; | |
204 | ||
205 | /* Buffer intermediate results. */ | |
655c0697 | 206 | CHAR_T work_buffer[1000]; |
44e6a481 | 207 | CHAR_T *workstart = NULL; |
655c0697 | 208 | CHAR_T *workend; |
299a95b9 RM |
209 | |
210 | /* State for restartable multibyte character handling functions. */ | |
d64b6ad0 | 211 | #ifndef COMPILE_WPRINTF |
299a95b9 | 212 | mbstate_t mbstate; |
d64b6ad0 | 213 | #endif |
299a95b9 RM |
214 | |
215 | /* We have to save the original argument pointer. */ | |
216 | va_list ap_save; | |
28f540f4 | 217 | |
299a95b9 RM |
218 | /* Count number of specifiers we already processed. */ |
219 | int nspecs_done; | |
220 | ||
47707456 UD |
221 | /* For the %m format we may need the current `errno' value. */ |
222 | int save_errno = errno; | |
223 | ||
b5cc329c UD |
224 | /* 1 if format is in read-only memory, -1 if it is in writable memory, |
225 | 0 if unknown. */ | |
226 | int readonly_format = 0; | |
299a95b9 RM |
227 | |
228 | /* This table maps a character into a number representing a | |
229 | class. In each step there is a destination label for each | |
230 | class. */ | |
231 | static const int jump_table[] = | |
232 | { | |
233 | /* ' ' */ 1, 0, 0, /* '#' */ 4, | |
234 | 0, /* '%' */ 14, 0, /* '\''*/ 6, | |
235 | 0, 0, /* '*' */ 7, /* '+' */ 2, | |
236 | 0, /* '-' */ 3, /* '.' */ 9, 0, | |
237 | /* '0' */ 5, /* '1' */ 8, /* '2' */ 8, /* '3' */ 8, | |
238 | /* '4' */ 8, /* '5' */ 8, /* '6' */ 8, /* '7' */ 8, | |
239 | /* '8' */ 8, /* '9' */ 8, 0, 0, | |
240 | 0, 0, 0, 0, | |
2f6d1f1b | 241 | 0, /* 'A' */ 26, 0, /* 'C' */ 25, |
6c46718f | 242 | 0, /* 'E' */ 19, /* F */ 19, /* 'G' */ 19, |
4295702f | 243 | 0, /* 'I' */ 29, 0, 0, |
299a95b9 | 244 | /* 'L' */ 12, 0, 0, 0, |
2c6fe0bd | 245 | 0, 0, 0, /* 'S' */ 21, |
299a95b9 RM |
246 | 0, 0, 0, 0, |
247 | /* 'X' */ 18, 0, /* 'Z' */ 13, 0, | |
248 | 0, 0, 0, 0, | |
2f6d1f1b | 249 | 0, /* 'a' */ 26, 0, /* 'c' */ 20, |
299a95b9 | 250 | /* 'd' */ 15, /* 'e' */ 19, /* 'f' */ 19, /* 'g' */ 19, |
e852e889 | 251 | /* 'h' */ 10, /* 'i' */ 15, /* 'j' */ 28, 0, |
299a95b9 RM |
252 | /* 'l' */ 11, /* 'm' */ 24, /* 'n' */ 23, /* 'o' */ 17, |
253 | /* 'p' */ 22, /* 'q' */ 12, 0, /* 's' */ 21, | |
e852e889 UD |
254 | /* 't' */ 27, /* 'u' */ 16, 0, 0, |
255 | /* 'x' */ 18, 0, /* 'z' */ 13 | |
299a95b9 RM |
256 | }; |
257 | ||
655c0697 UD |
258 | #define NOT_IN_JUMP_RANGE(Ch) ((Ch) < L_(' ') || (Ch) > L_('z')) |
259 | #define CHAR_CLASS(Ch) (jump_table[(INT_T) (Ch) - L_(' ')]) | |
a334319f | 260 | #if defined HAVE_SUBTRACT_LOCAL_LABELS && defined SHARED |
3d558f4e UD |
261 | /* 'int' is enough and it saves some space on 64 bit systems. */ |
262 | # define JUMP_TABLE_TYPE const int | |
263 | # define JUMP(ChExpr, table) \ | |
264 | do \ | |
265 | { \ | |
266 | int offset; \ | |
2ca8b1ee | 267 | void *__unbounded ptr; \ |
3d558f4e UD |
268 | spec = (ChExpr); \ |
269 | offset = NOT_IN_JUMP_RANGE (spec) ? REF (form_unknown) \ | |
270 | : table[CHAR_CLASS (spec)]; \ | |
271 | ptr = &&do_form_unknown + offset; \ | |
272 | goto *ptr; \ | |
273 | } \ | |
274 | while (0) | |
275 | #else | |
276 | # define JUMP_TABLE_TYPE const void *const | |
277 | # define JUMP(ChExpr, table) \ | |
299a95b9 RM |
278 | do \ |
279 | { \ | |
2ca8b1ee | 280 | const void *__unbounded ptr; \ |
299a95b9 RM |
281 | spec = (ChExpr); \ |
282 | ptr = NOT_IN_JUMP_RANGE (spec) ? REF (form_unknown) \ | |
283 | : table[CHAR_CLASS (spec)]; \ | |
284 | goto *ptr; \ | |
285 | } \ | |
286 | while (0) | |
3d558f4e | 287 | #endif |
299a95b9 RM |
288 | |
289 | #define STEP0_3_TABLE \ | |
290 | /* Step 0: at the beginning. */ \ | |
4295702f | 291 | static JUMP_TABLE_TYPE step0_jumps[30] = \ |
299a95b9 RM |
292 | { \ |
293 | REF (form_unknown), \ | |
294 | REF (flag_space), /* for ' ' */ \ | |
295 | REF (flag_plus), /* for '+' */ \ | |
296 | REF (flag_minus), /* for '-' */ \ | |
297 | REF (flag_hash), /* for '<hash>' */ \ | |
298 | REF (flag_zero), /* for '0' */ \ | |
299 | REF (flag_quote), /* for '\'' */ \ | |
300 | REF (width_asterics), /* for '*' */ \ | |
301 | REF (width), /* for '1'...'9' */ \ | |
302 | REF (precision), /* for '.' */ \ | |
303 | REF (mod_half), /* for 'h' */ \ | |
304 | REF (mod_long), /* for 'l' */ \ | |
305 | REF (mod_longlong), /* for 'L', 'q' */ \ | |
e852e889 | 306 | REF (mod_size_t), /* for 'z', 'Z' */ \ |
299a95b9 RM |
307 | REF (form_percent), /* for '%' */ \ |
308 | REF (form_integer), /* for 'd', 'i' */ \ | |
309 | REF (form_unsigned), /* for 'u' */ \ | |
310 | REF (form_octal), /* for 'o' */ \ | |
311 | REF (form_hexa), /* for 'X', 'x' */ \ | |
6c46718f | 312 | REF (form_float), /* for 'E', 'e', 'F', 'f', 'G', 'g' */ \ |
299a95b9 | 313 | REF (form_character), /* for 'c' */ \ |
2c6fe0bd | 314 | REF (form_string), /* for 's', 'S' */ \ |
299a95b9 RM |
315 | REF (form_pointer), /* for 'p' */ \ |
316 | REF (form_number), /* for 'n' */ \ | |
2c6fe0bd | 317 | REF (form_strerror), /* for 'm' */ \ |
2f6d1f1b | 318 | REF (form_wcharacter), /* for 'C' */ \ |
e852e889 UD |
319 | REF (form_floathex), /* for 'A', 'a' */ \ |
320 | REF (mod_ptrdiff_t), /* for 't' */ \ | |
321 | REF (mod_intmax_t), /* for 'j' */ \ | |
4295702f | 322 | REF (flag_i18n), /* for 'I' */ \ |
299a95b9 RM |
323 | }; \ |
324 | /* Step 1: after processing width. */ \ | |
4295702f | 325 | static JUMP_TABLE_TYPE step1_jumps[30] = \ |
299a95b9 RM |
326 | { \ |
327 | REF (form_unknown), \ | |
328 | REF (form_unknown), /* for ' ' */ \ | |
329 | REF (form_unknown), /* for '+' */ \ | |
330 | REF (form_unknown), /* for '-' */ \ | |
331 | REF (form_unknown), /* for '<hash>' */ \ | |
332 | REF (form_unknown), /* for '0' */ \ | |
333 | REF (form_unknown), /* for '\'' */ \ | |
334 | REF (form_unknown), /* for '*' */ \ | |
335 | REF (form_unknown), /* for '1'...'9' */ \ | |
336 | REF (precision), /* for '.' */ \ | |
337 | REF (mod_half), /* for 'h' */ \ | |
338 | REF (mod_long), /* for 'l' */ \ | |
339 | REF (mod_longlong), /* for 'L', 'q' */ \ | |
e852e889 | 340 | REF (mod_size_t), /* for 'z', 'Z' */ \ |
299a95b9 RM |
341 | REF (form_percent), /* for '%' */ \ |
342 | REF (form_integer), /* for 'd', 'i' */ \ | |
343 | REF (form_unsigned), /* for 'u' */ \ | |
344 | REF (form_octal), /* for 'o' */ \ | |
345 | REF (form_hexa), /* for 'X', 'x' */ \ | |
6c46718f | 346 | REF (form_float), /* for 'E', 'e', 'F', 'f', 'G', 'g' */ \ |
299a95b9 | 347 | REF (form_character), /* for 'c' */ \ |
2c6fe0bd | 348 | REF (form_string), /* for 's', 'S' */ \ |
299a95b9 RM |
349 | REF (form_pointer), /* for 'p' */ \ |
350 | REF (form_number), /* for 'n' */ \ | |
2c6fe0bd | 351 | REF (form_strerror), /* for 'm' */ \ |
2f6d1f1b | 352 | REF (form_wcharacter), /* for 'C' */ \ |
e852e889 UD |
353 | REF (form_floathex), /* for 'A', 'a' */ \ |
354 | REF (mod_ptrdiff_t), /* for 't' */ \ | |
4295702f | 355 | REF (mod_intmax_t), /* for 'j' */ \ |
083dc54a | 356 | REF (form_unknown) /* for 'I' */ \ |
299a95b9 RM |
357 | }; \ |
358 | /* Step 2: after processing precision. */ \ | |
4295702f | 359 | static JUMP_TABLE_TYPE step2_jumps[30] = \ |
299a95b9 RM |
360 | { \ |
361 | REF (form_unknown), \ | |
362 | REF (form_unknown), /* for ' ' */ \ | |
363 | REF (form_unknown), /* for '+' */ \ | |
364 | REF (form_unknown), /* for '-' */ \ | |
365 | REF (form_unknown), /* for '<hash>' */ \ | |
366 | REF (form_unknown), /* for '0' */ \ | |
367 | REF (form_unknown), /* for '\'' */ \ | |
368 | REF (form_unknown), /* for '*' */ \ | |
369 | REF (form_unknown), /* for '1'...'9' */ \ | |
370 | REF (form_unknown), /* for '.' */ \ | |
371 | REF (mod_half), /* for 'h' */ \ | |
372 | REF (mod_long), /* for 'l' */ \ | |
373 | REF (mod_longlong), /* for 'L', 'q' */ \ | |
e852e889 | 374 | REF (mod_size_t), /* for 'z', 'Z' */ \ |
299a95b9 RM |
375 | REF (form_percent), /* for '%' */ \ |
376 | REF (form_integer), /* for 'd', 'i' */ \ | |
377 | REF (form_unsigned), /* for 'u' */ \ | |
378 | REF (form_octal), /* for 'o' */ \ | |
379 | REF (form_hexa), /* for 'X', 'x' */ \ | |
6c46718f | 380 | REF (form_float), /* for 'E', 'e', 'F', 'f', 'G', 'g' */ \ |
299a95b9 | 381 | REF (form_character), /* for 'c' */ \ |
2c6fe0bd | 382 | REF (form_string), /* for 's', 'S' */ \ |
299a95b9 RM |
383 | REF (form_pointer), /* for 'p' */ \ |
384 | REF (form_number), /* for 'n' */ \ | |
2c6fe0bd | 385 | REF (form_strerror), /* for 'm' */ \ |
2f6d1f1b | 386 | REF (form_wcharacter), /* for 'C' */ \ |
e852e889 UD |
387 | REF (form_floathex), /* for 'A', 'a' */ \ |
388 | REF (mod_ptrdiff_t), /* for 't' */ \ | |
4295702f | 389 | REF (mod_intmax_t), /* for 'j' */ \ |
083dc54a | 390 | REF (form_unknown) /* for 'I' */ \ |
299a95b9 | 391 | }; \ |
cc3fa755 | 392 | /* Step 3a: after processing first 'h' modifier. */ \ |
4295702f | 393 | static JUMP_TABLE_TYPE step3a_jumps[30] = \ |
cc3fa755 UD |
394 | { \ |
395 | REF (form_unknown), \ | |
396 | REF (form_unknown), /* for ' ' */ \ | |
397 | REF (form_unknown), /* for '+' */ \ | |
398 | REF (form_unknown), /* for '-' */ \ | |
399 | REF (form_unknown), /* for '<hash>' */ \ | |
400 | REF (form_unknown), /* for '0' */ \ | |
401 | REF (form_unknown), /* for '\'' */ \ | |
402 | REF (form_unknown), /* for '*' */ \ | |
403 | REF (form_unknown), /* for '1'...'9' */ \ | |
404 | REF (form_unknown), /* for '.' */ \ | |
405 | REF (mod_halfhalf), /* for 'h' */ \ | |
406 | REF (form_unknown), /* for 'l' */ \ | |
407 | REF (form_unknown), /* for 'L', 'q' */ \ | |
e852e889 | 408 | REF (form_unknown), /* for 'z', 'Z' */ \ |
cc3fa755 UD |
409 | REF (form_percent), /* for '%' */ \ |
410 | REF (form_integer), /* for 'd', 'i' */ \ | |
411 | REF (form_unsigned), /* for 'u' */ \ | |
412 | REF (form_octal), /* for 'o' */ \ | |
413 | REF (form_hexa), /* for 'X', 'x' */ \ | |
6c46718f | 414 | REF (form_unknown), /* for 'E', 'e', 'F', 'f', 'G', 'g' */ \ |
cc3fa755 UD |
415 | REF (form_unknown), /* for 'c' */ \ |
416 | REF (form_unknown), /* for 's', 'S' */ \ | |
417 | REF (form_unknown), /* for 'p' */ \ | |
418 | REF (form_number), /* for 'n' */ \ | |
419 | REF (form_unknown), /* for 'm' */ \ | |
420 | REF (form_unknown), /* for 'C' */ \ | |
e852e889 UD |
421 | REF (form_unknown), /* for 'A', 'a' */ \ |
422 | REF (form_unknown), /* for 't' */ \ | |
4295702f UD |
423 | REF (form_unknown), /* for 'j' */ \ |
424 | REF (form_unknown) /* for 'I' */ \ | |
cc3fa755 UD |
425 | }; \ |
426 | /* Step 3b: after processing first 'l' modifier. */ \ | |
4295702f | 427 | static JUMP_TABLE_TYPE step3b_jumps[30] = \ |
299a95b9 RM |
428 | { \ |
429 | REF (form_unknown), \ | |
430 | REF (form_unknown), /* for ' ' */ \ | |
431 | REF (form_unknown), /* for '+' */ \ | |
432 | REF (form_unknown), /* for '-' */ \ | |
433 | REF (form_unknown), /* for '<hash>' */ \ | |
434 | REF (form_unknown), /* for '0' */ \ | |
435 | REF (form_unknown), /* for '\'' */ \ | |
436 | REF (form_unknown), /* for '*' */ \ | |
437 | REF (form_unknown), /* for '1'...'9' */ \ | |
438 | REF (form_unknown), /* for '.' */ \ | |
439 | REF (form_unknown), /* for 'h' */ \ | |
440 | REF (mod_longlong), /* for 'l' */ \ | |
441 | REF (form_unknown), /* for 'L', 'q' */ \ | |
e852e889 | 442 | REF (form_unknown), /* for 'z', 'Z' */ \ |
299a95b9 RM |
443 | REF (form_percent), /* for '%' */ \ |
444 | REF (form_integer), /* for 'd', 'i' */ \ | |
445 | REF (form_unsigned), /* for 'u' */ \ | |
446 | REF (form_octal), /* for 'o' */ \ | |
447 | REF (form_hexa), /* for 'X', 'x' */ \ | |
6c46718f | 448 | REF (form_float), /* for 'E', 'e', 'F', 'f', 'G', 'g' */ \ |
299a95b9 | 449 | REF (form_character), /* for 'c' */ \ |
2c6fe0bd | 450 | REF (form_string), /* for 's', 'S' */ \ |
299a95b9 RM |
451 | REF (form_pointer), /* for 'p' */ \ |
452 | REF (form_number), /* for 'n' */ \ | |
2c6fe0bd | 453 | REF (form_strerror), /* for 'm' */ \ |
2f6d1f1b | 454 | REF (form_wcharacter), /* for 'C' */ \ |
e852e889 UD |
455 | REF (form_floathex), /* for 'A', 'a' */ \ |
456 | REF (form_unknown), /* for 't' */ \ | |
4295702f UD |
457 | REF (form_unknown), /* for 'j' */ \ |
458 | REF (form_unknown) /* for 'I' */ \ | |
299a95b9 | 459 | } |
28f540f4 | 460 | |
299a95b9 RM |
461 | #define STEP4_TABLE \ |
462 | /* Step 4: processing format specifier. */ \ | |
4295702f | 463 | static JUMP_TABLE_TYPE step4_jumps[30] = \ |
299a95b9 RM |
464 | { \ |
465 | REF (form_unknown), \ | |
466 | REF (form_unknown), /* for ' ' */ \ | |
467 | REF (form_unknown), /* for '+' */ \ | |
468 | REF (form_unknown), /* for '-' */ \ | |
469 | REF (form_unknown), /* for '<hash>' */ \ | |
470 | REF (form_unknown), /* for '0' */ \ | |
471 | REF (form_unknown), /* for '\'' */ \ | |
472 | REF (form_unknown), /* for '*' */ \ | |
473 | REF (form_unknown), /* for '1'...'9' */ \ | |
474 | REF (form_unknown), /* for '.' */ \ | |
475 | REF (form_unknown), /* for 'h' */ \ | |
476 | REF (form_unknown), /* for 'l' */ \ | |
477 | REF (form_unknown), /* for 'L', 'q' */ \ | |
e852e889 | 478 | REF (form_unknown), /* for 'z', 'Z' */ \ |
299a95b9 RM |
479 | REF (form_percent), /* for '%' */ \ |
480 | REF (form_integer), /* for 'd', 'i' */ \ | |
481 | REF (form_unsigned), /* for 'u' */ \ | |
482 | REF (form_octal), /* for 'o' */ \ | |
483 | REF (form_hexa), /* for 'X', 'x' */ \ | |
6c46718f | 484 | REF (form_float), /* for 'E', 'e', 'F', 'f', 'G', 'g' */ \ |
299a95b9 | 485 | REF (form_character), /* for 'c' */ \ |
2c6fe0bd | 486 | REF (form_string), /* for 's', 'S' */ \ |
299a95b9 RM |
487 | REF (form_pointer), /* for 'p' */ \ |
488 | REF (form_number), /* for 'n' */ \ | |
2c6fe0bd | 489 | REF (form_strerror), /* for 'm' */ \ |
2f6d1f1b | 490 | REF (form_wcharacter), /* for 'C' */ \ |
e852e889 UD |
491 | REF (form_floathex), /* for 'A', 'a' */ \ |
492 | REF (form_unknown), /* for 't' */ \ | |
4295702f UD |
493 | REF (form_unknown), /* for 'j' */ \ |
494 | REF (form_unknown) /* for 'I' */ \ | |
299a95b9 | 495 | } |
a04e7405 | 496 | |
a04e7405 | 497 | |
299a95b9 | 498 | #define process_arg(fspec) \ |
edf5b2d7 | 499 | /* Start real work. We know about all flags and modifiers and \ |
299a95b9 RM |
500 | now process the wanted format specifier. */ \ |
501 | LABEL (form_percent): \ | |
502 | /* Write a literal "%". */ \ | |
d64b6ad0 | 503 | outchar (L_('%')); \ |
299a95b9 RM |
504 | break; \ |
505 | \ | |
506 | LABEL (form_integer): \ | |
507 | /* Signed decimal integer. */ \ | |
508 | base = 10; \ | |
509 | \ | |
510 | if (is_longlong) \ | |
511 | { \ | |
512 | long long int signed_number; \ | |
513 | \ | |
b8fe19fa RM |
514 | if (fspec == NULL) \ |
515 | signed_number = va_arg (ap, long long int); \ | |
516 | else \ | |
517 | signed_number = args_value[fspec->data_arg].pa_long_long_int; \ | |
299a95b9 RM |
518 | \ |
519 | is_negative = signed_number < 0; \ | |
520 | number.longlong = is_negative ? (- signed_number) : signed_number; \ | |
521 | \ | |
522 | goto LABEL (longlong_number); \ | |
523 | } \ | |
524 | else \ | |
525 | { \ | |
526 | long int signed_number; \ | |
527 | \ | |
b8fe19fa | 528 | if (fspec == NULL) \ |
6591c335 | 529 | { \ |
859a09cf | 530 | if (is_long_num) \ |
6591c335 | 531 | signed_number = va_arg (ap, long int); \ |
a334319f | 532 | else /* `char' and `short int' will be promoted to `int'. */ \ |
6591c335 UD |
533 | signed_number = va_arg (ap, int); \ |
534 | } \ | |
b8fe19fa | 535 | else \ |
859a09cf | 536 | if (is_long_num) \ |
b8fe19fa | 537 | signed_number = args_value[fspec->data_arg].pa_long_int; \ |
a334319f | 538 | else /* `char' and `short int' will be promoted to `int'. */ \ |
b8fe19fa | 539 | signed_number = args_value[fspec->data_arg].pa_int; \ |
299a95b9 RM |
540 | \ |
541 | is_negative = signed_number < 0; \ | |
542 | number.word = is_negative ? (- signed_number) : signed_number; \ | |
543 | \ | |
544 | goto LABEL (number); \ | |
545 | } \ | |
546 | /* NOTREACHED */ \ | |
547 | \ | |
548 | LABEL (form_unsigned): \ | |
549 | /* Unsigned decimal integer. */ \ | |
550 | base = 10; \ | |
551 | goto LABEL (unsigned_number); \ | |
552 | /* NOTREACHED */ \ | |
553 | \ | |
554 | LABEL (form_octal): \ | |
555 | /* Unsigned octal integer. */ \ | |
556 | base = 8; \ | |
557 | goto LABEL (unsigned_number); \ | |
558 | /* NOTREACHED */ \ | |
559 | \ | |
560 | LABEL (form_hexa): \ | |
561 | /* Unsigned hexadecimal integer. */ \ | |
562 | base = 16; \ | |
563 | \ | |
564 | LABEL (unsigned_number): /* Unsigned number of base BASE. */ \ | |
565 | \ | |
cc3fa755 | 566 | /* ISO specifies the `+' and ` ' flags only for signed \ |
299a95b9 RM |
567 | conversions. */ \ |
568 | is_negative = 0; \ | |
569 | showsign = 0; \ | |
570 | space = 0; \ | |
571 | \ | |
572 | if (is_longlong) \ | |
573 | { \ | |
b8fe19fa RM |
574 | if (fspec == NULL) \ |
575 | number.longlong = va_arg (ap, unsigned long long int); \ | |
576 | else \ | |
577 | number.longlong = args_value[fspec->data_arg].pa_u_long_long_int; \ | |
299a95b9 RM |
578 | \ |
579 | LABEL (longlong_number): \ | |
580 | if (prec < 0) \ | |
581 | /* Supply a default precision if none was given. */ \ | |
582 | prec = 1; \ | |
583 | else \ | |
584 | /* We have to take care for the '0' flag. If a precision \ | |
585 | is given it must be ignored. */ \ | |
d64b6ad0 | 586 | pad = L_(' '); \ |
299a95b9 RM |
587 | \ |
588 | /* If the precision is 0 and the number is 0 nothing has to \ | |
6591c335 UD |
589 | be written for the number, except for the 'o' format in \ |
590 | alternate form. */ \ | |
299a95b9 | 591 | if (prec == 0 && number.longlong == 0) \ |
6591c335 UD |
592 | { \ |
593 | string = workend; \ | |
594 | if (base == 8 && alt) \ | |
69c69fe1 | 595 | *--string = L_('0'); \ |
6591c335 | 596 | } \ |
299a95b9 RM |
597 | else \ |
598 | { \ | |
599 | /* Put the number in WORK. */ \ | |
69c69fe1 UD |
600 | string = _itoa (number.longlong, workend, base, \ |
601 | spec == L_('X')); \ | |
299a95b9 RM |
602 | if (group && grouping) \ |
603 | string = group_number (string, workend, grouping, \ | |
604 | thousands_sep); \ | |
69c69fe1 UD |
605 | \ |
606 | if (use_outdigits && base == 10) \ | |
607 | string = _i18n_number_rewrite (string, workend); \ | |
299a95b9 | 608 | } \ |
31c46cf5 | 609 | /* Simplify further test for num != 0. */ \ |
299a95b9 RM |
610 | number.word = number.longlong != 0; \ |
611 | } \ | |
612 | else \ | |
613 | { \ | |
b8fe19fa | 614 | if (fspec == NULL) \ |
6591c335 | 615 | { \ |
859a09cf | 616 | if (is_long_num) \ |
6591c335 | 617 | number.word = va_arg (ap, unsigned long int); \ |
b3f7c665 UD |
618 | else if (is_char) \ |
619 | number.word = (unsigned char) va_arg (ap, unsigned int); \ | |
6591c335 UD |
620 | else if (!is_short) \ |
621 | number.word = va_arg (ap, unsigned int); \ | |
622 | else \ | |
623 | number.word = (unsigned short int) va_arg (ap, unsigned int); \ | |
624 | } \ | |
299a95b9 | 625 | else \ |
859a09cf | 626 | if (is_long_num) \ |
b8fe19fa | 627 | number.word = args_value[fspec->data_arg].pa_u_long_int; \ |
cc3fa755 UD |
628 | else if (is_char) \ |
629 | number.word = (unsigned char) \ | |
40a54e4d | 630 | args_value[fspec->data_arg].pa_u_int; \ |
b8fe19fa RM |
631 | else if (!is_short) \ |
632 | number.word = args_value[fspec->data_arg].pa_u_int; \ | |
633 | else \ | |
634 | number.word = (unsigned short int) \ | |
40a54e4d | 635 | args_value[fspec->data_arg].pa_u_int; \ |
299a95b9 RM |
636 | \ |
637 | LABEL (number): \ | |
638 | if (prec < 0) \ | |
639 | /* Supply a default precision if none was given. */ \ | |
640 | prec = 1; \ | |
641 | else \ | |
642 | /* We have to take care for the '0' flag. If a precision \ | |
643 | is given it must be ignored. */ \ | |
d64b6ad0 | 644 | pad = L_(' '); \ |
299a95b9 RM |
645 | \ |
646 | /* If the precision is 0 and the number is 0 nothing has to \ | |
6591c335 UD |
647 | be written for the number, except for the 'o' format in \ |
648 | alternate form. */ \ | |
299a95b9 | 649 | if (prec == 0 && number.word == 0) \ |
6591c335 UD |
650 | { \ |
651 | string = workend; \ | |
652 | if (base == 8 && alt) \ | |
69c69fe1 | 653 | *--string = L_('0'); \ |
6591c335 | 654 | } \ |
299a95b9 RM |
655 | else \ |
656 | { \ | |
657 | /* Put the number in WORK. */ \ | |
69c69fe1 UD |
658 | string = _itoa_word (number.word, workend, base, \ |
659 | spec == L_('X')); \ | |
299a95b9 RM |
660 | if (group && grouping) \ |
661 | string = group_number (string, workend, grouping, \ | |
662 | thousands_sep); \ | |
69c69fe1 UD |
663 | \ |
664 | if (use_outdigits && base == 10) \ | |
665 | string = _i18n_number_rewrite (string, workend); \ | |
299a95b9 RM |
666 | } \ |
667 | } \ | |
668 | \ | |
3e95f660 | 669 | if (prec <= workend - string && number.word != 0 && alt && base == 8) \ |
299a95b9 | 670 | /* Add octal marker. */ \ |
69c69fe1 | 671 | *--string = L_('0'); \ |
299a95b9 | 672 | \ |
3e95f660 UD |
673 | prec = MAX (0, prec - (workend - string)); \ |
674 | \ | |
299a95b9 RM |
675 | if (!left) \ |
676 | { \ | |
3e95f660 | 677 | width -= workend - string + prec; \ |
299a95b9 RM |
678 | \ |
679 | if (number.word != 0 && alt && base == 16) \ | |
680 | /* Account for 0X hex marker. */ \ | |
681 | width -= 2; \ | |
682 | \ | |
683 | if (is_negative || showsign || space) \ | |
684 | --width; \ | |
685 | \ | |
3e95f660 | 686 | if (pad == L_(' ')) \ |
299a95b9 | 687 | { \ |
3e95f660 UD |
688 | PAD (L_(' ')); \ |
689 | width = 0; \ | |
299a95b9 | 690 | } \ |
3e95f660 UD |
691 | \ |
692 | if (is_negative) \ | |
e41db95b | 693 | outchar (L_('-')); \ |
3e95f660 | 694 | else if (showsign) \ |
e41db95b | 695 | outchar (L_('+')); \ |
3e95f660 | 696 | else if (space) \ |
e41db95b | 697 | outchar (L_(' ')); \ |
3e95f660 UD |
698 | \ |
699 | if (number.word != 0 && alt && base == 16) \ | |
299a95b9 | 700 | { \ |
e41db95b UD |
701 | outchar (L_('0')); \ |
702 | outchar (spec); \ | |
299a95b9 RM |
703 | } \ |
704 | \ | |
3e95f660 UD |
705 | width += prec; \ |
706 | PAD (L_('0')); \ | |
707 | \ | |
69c69fe1 | 708 | outstring (string, workend - string); \ |
299a95b9 RM |
709 | \ |
710 | break; \ | |
711 | } \ | |
712 | else \ | |
713 | { \ | |
3e95f660 | 714 | if (is_negative) \ |
299a95b9 | 715 | { \ |
e41db95b | 716 | outchar (L_('-')); \ |
3e95f660 | 717 | --width; \ |
299a95b9 | 718 | } \ |
299a95b9 | 719 | else if (showsign) \ |
3e95f660 | 720 | { \ |
e41db95b | 721 | outchar (L_('+')); \ |
3e95f660 UD |
722 | --width; \ |
723 | } \ | |
299a95b9 | 724 | else if (space) \ |
3e95f660 | 725 | { \ |
e41db95b | 726 | outchar (L_(' ')); \ |
3e95f660 UD |
727 | --width; \ |
728 | } \ | |
729 | \ | |
730 | if (number.word != 0 && alt && base == 16) \ | |
731 | { \ | |
e41db95b UD |
732 | outchar (L_('0')); \ |
733 | outchar (spec); \ | |
3e95f660 UD |
734 | width -= 2; \ |
735 | } \ | |
736 | \ | |
737 | width -= workend - string + prec; \ | |
738 | \ | |
739 | if (prec > 0) \ | |
740 | { \ | |
741 | int temp = width; \ | |
742 | width = prec; \ | |
743 | PAD (L_('0'));; \ | |
744 | width = temp; \ | |
745 | } \ | |
299a95b9 | 746 | \ |
69c69fe1 | 747 | outstring (string, workend - string); \ |
299a95b9 | 748 | \ |
d64b6ad0 | 749 | PAD (L_(' ')); \ |
299a95b9 RM |
750 | break; \ |
751 | } \ | |
752 | \ | |
753 | LABEL (form_float): \ | |
754 | { \ | |
755 | /* Floating-point number. This is handled by printf_fp.c. */ \ | |
299a95b9 RM |
756 | const void *ptr; \ |
757 | int function_done; \ | |
758 | \ | |
299a95b9 RM |
759 | if (fspec == NULL) \ |
760 | { \ | |
0274d73c RM |
761 | struct printf_info info = { .prec = prec, \ |
762 | .width = width, \ | |
763 | .spec = spec, \ | |
764 | .is_long_double = is_long_double, \ | |
765 | .is_short = is_short, \ | |
766 | .is_long = is_long, \ | |
767 | .alt = alt, \ | |
768 | .space = space, \ | |
769 | .left = left, \ | |
770 | .showsign = showsign, \ | |
771 | .group = group, \ | |
772 | .pad = pad, \ | |
773 | .extra = 0, \ | |
8a7455e7 | 774 | .i18n = use_outdigits, \ |
0274d73c | 775 | .wide = sizeof (CHAR_T) != 1 }; \ |
b8fe19fa RM |
776 | \ |
777 | if (is_long_double) \ | |
778 | the_arg.pa_long_double = va_arg (ap, long double); \ | |
779 | else \ | |
780 | the_arg.pa_double = va_arg (ap, double); \ | |
781 | ptr = (const void *) &the_arg; \ | |
299a95b9 RM |
782 | \ |
783 | function_done = __printf_fp (s, &info, &ptr); \ | |
784 | } \ | |
785 | else \ | |
b8fe19fa RM |
786 | { \ |
787 | ptr = (const void *) &args_value[fspec->data_arg]; \ | |
788 | \ | |
789 | function_done = __printf_fp (s, &fspec->info, &ptr); \ | |
790 | } \ | |
299a95b9 RM |
791 | \ |
792 | if (function_done < 0) \ | |
b0882748 UD |
793 | { \ |
794 | /* Error in print handler. */ \ | |
795 | done = -1; \ | |
796 | goto all_done; \ | |
797 | } \ | |
299a95b9 RM |
798 | \ |
799 | done += function_done; \ | |
800 | } \ | |
801 | break; \ | |
802 | \ | |
2f6d1f1b UD |
803 | LABEL (form_floathex): \ |
804 | { \ | |
03bac9ac | 805 | /* Floating point number printed as hexadecimal number. */ \ |
2f6d1f1b UD |
806 | const void *ptr; \ |
807 | int function_done; \ | |
808 | \ | |
809 | if (fspec == NULL) \ | |
810 | { \ | |
0274d73c RM |
811 | struct printf_info info = { .prec = prec, \ |
812 | .width = width, \ | |
813 | .spec = spec, \ | |
814 | .is_long_double = is_long_double, \ | |
815 | .is_short = is_short, \ | |
816 | .is_long = is_long, \ | |
817 | .alt = alt, \ | |
818 | .space = space, \ | |
819 | .left = left, \ | |
820 | .showsign = showsign, \ | |
821 | .group = group, \ | |
822 | .pad = pad, \ | |
823 | .extra = 0, \ | |
824 | .wide = sizeof (CHAR_T) != 1 }; \ | |
2f6d1f1b UD |
825 | \ |
826 | if (is_long_double) \ | |
827 | the_arg.pa_long_double = va_arg (ap, long double); \ | |
828 | else \ | |
829 | the_arg.pa_double = va_arg (ap, double); \ | |
830 | ptr = (const void *) &the_arg; \ | |
831 | \ | |
832 | function_done = __printf_fphex (s, &info, &ptr); \ | |
833 | } \ | |
834 | else \ | |
835 | { \ | |
836 | ptr = (const void *) &args_value[fspec->data_arg]; \ | |
837 | \ | |
838 | function_done = __printf_fphex (s, &fspec->info, &ptr); \ | |
839 | } \ | |
840 | \ | |
841 | if (function_done < 0) \ | |
b0882748 UD |
842 | { \ |
843 | /* Error in print handler. */ \ | |
844 | done = -1; \ | |
845 | goto all_done; \ | |
846 | } \ | |
2f6d1f1b UD |
847 | \ |
848 | done += function_done; \ | |
849 | } \ | |
850 | break; \ | |
851 | \ | |
d64b6ad0 UD |
852 | LABEL (form_pointer): \ |
853 | /* Generic pointer. */ \ | |
854 | { \ | |
855 | const void *ptr; \ | |
856 | if (fspec == NULL) \ | |
857 | ptr = va_arg (ap, void *); \ | |
858 | else \ | |
859 | ptr = args_value[fspec->data_arg].pa_pointer; \ | |
860 | if (ptr != NULL) \ | |
861 | { \ | |
862 | /* If the pointer is not NULL, write it as a %#x spec. */ \ | |
863 | base = 16; \ | |
864 | number.word = (unsigned long int) ptr; \ | |
865 | is_negative = 0; \ | |
866 | alt = 1; \ | |
867 | group = 0; \ | |
655c0697 | 868 | spec = L_('x'); \ |
d64b6ad0 UD |
869 | goto LABEL (number); \ |
870 | } \ | |
871 | else \ | |
872 | { \ | |
873 | /* Write "(nil)" for a nil pointer. */ \ | |
03bac9ac | 874 | string = (CHAR_T *) L_("(nil)"); \ |
d64b6ad0 UD |
875 | /* Make sure the full string "(nil)" is printed. */ \ |
876 | if (prec < 5) \ | |
877 | prec = 5; \ | |
878 | is_long = 0; /* This is no wide-char string. */ \ | |
879 | goto LABEL (print_string); \ | |
880 | } \ | |
881 | } \ | |
882 | /* NOTREACHED */ \ | |
883 | \ | |
884 | LABEL (form_number): \ | |
1b1d3679 | 885 | if (s->_flags2 & _IO_FLAGS2_FORTIFY) \ |
b5cc329c UD |
886 | { \ |
887 | if (! readonly_format) \ | |
888 | { \ | |
889 | extern int __readonly_area (const void *, size_t) \ | |
890 | attribute_hidden; \ | |
891 | readonly_format \ | |
1b1d3679 UD |
892 | = __readonly_area (format, ((STR_LEN (format) + 1) \ |
893 | * sizeof (CHAR_T))); \ | |
b5cc329c UD |
894 | } \ |
895 | if (readonly_format < 0) \ | |
c06a6956 | 896 | __libc_fatal ("*** %n in writable segment detected ***\n"); \ |
b5cc329c | 897 | } \ |
d64b6ad0 UD |
898 | /* Answer the count of characters written. */ \ |
899 | if (fspec == NULL) \ | |
900 | { \ | |
901 | if (is_longlong) \ | |
902 | *(long long int *) va_arg (ap, void *) = done; \ | |
903 | else if (is_long_num) \ | |
904 | *(long int *) va_arg (ap, void *) = done; \ | |
b3f7c665 UD |
905 | else if (is_char) \ |
906 | *(char *) va_arg (ap, void *) = done; \ | |
d64b6ad0 UD |
907 | else if (!is_short) \ |
908 | *(int *) va_arg (ap, void *) = done; \ | |
909 | else \ | |
910 | *(short int *) va_arg (ap, void *) = done; \ | |
911 | } \ | |
912 | else \ | |
913 | if (is_longlong) \ | |
914 | *(long long int *) args_value[fspec->data_arg].pa_pointer = done; \ | |
915 | else if (is_long_num) \ | |
916 | *(long int *) args_value[fspec->data_arg].pa_pointer = done; \ | |
b3f7c665 UD |
917 | else if (is_char) \ |
918 | *(char *) args_value[fspec->data_arg].pa_pointer = done; \ | |
d64b6ad0 UD |
919 | else if (!is_short) \ |
920 | *(int *) args_value[fspec->data_arg].pa_pointer = done; \ | |
921 | else \ | |
922 | *(short int *) args_value[fspec->data_arg].pa_pointer = done; \ | |
923 | break; \ | |
924 | \ | |
925 | LABEL (form_strerror): \ | |
926 | /* Print description of error ERRNO. */ \ | |
927 | string = \ | |
655c0697 UD |
928 | (CHAR_T *) __strerror_r (save_errno, (char *) work_buffer, \ |
929 | sizeof work_buffer); \ | |
d64b6ad0 UD |
930 | is_long = 0; /* This is no wide-char string. */ \ |
931 | goto LABEL (print_string) | |
932 | ||
933 | #ifdef COMPILE_WPRINTF | |
934 | # define process_string_arg(fspec) \ | |
935 | LABEL (form_character): \ | |
936 | /* Character. */ \ | |
937 | if (is_long) \ | |
938 | goto LABEL (form_wcharacter); \ | |
939 | --width; /* Account for the character itself. */ \ | |
940 | if (!left) \ | |
941 | PAD (L' '); \ | |
942 | if (fspec == NULL) \ | |
4aebaa6b | 943 | outchar (__btowc ((unsigned char) va_arg (ap, int))); /* Promoted. */ \ |
d64b6ad0 | 944 | else \ |
4aebaa6b | 945 | outchar (__btowc ((unsigned char) \ |
40a54e4d | 946 | args_value[fspec->data_arg].pa_int)); \ |
d64b6ad0 UD |
947 | if (left) \ |
948 | PAD (L' '); \ | |
949 | break; \ | |
950 | \ | |
951 | LABEL (form_wcharacter): \ | |
952 | { \ | |
953 | /* Wide character. */ \ | |
954 | --width; \ | |
955 | if (!left) \ | |
956 | PAD (L' '); \ | |
957 | if (fspec == NULL) \ | |
6dd67bd5 | 958 | outchar (va_arg (ap, wchar_t)); \ |
d64b6ad0 UD |
959 | else \ |
960 | outchar (args_value[fspec->data_arg].pa_wchar); \ | |
961 | if (left) \ | |
962 | PAD (L' '); \ | |
963 | } \ | |
964 | break; \ | |
965 | \ | |
966 | LABEL (form_string): \ | |
967 | { \ | |
968 | size_t len; \ | |
74ac2cec | 969 | int string_malloced; \ |
d64b6ad0 UD |
970 | \ |
971 | /* The string argument could in fact be `char *' or `wchar_t *'. \ | |
972 | But this should not make a difference here. */ \ | |
973 | if (fspec == NULL) \ | |
655c0697 | 974 | string = (CHAR_T *) va_arg (ap, const wchar_t *); \ |
d64b6ad0 | 975 | else \ |
655c0697 | 976 | string = (CHAR_T *) args_value[fspec->data_arg].pa_wstring; \ |
d64b6ad0 UD |
977 | \ |
978 | /* Entry point for printing other strings. */ \ | |
979 | LABEL (print_string): \ | |
980 | \ | |
74ac2cec | 981 | string_malloced = 0; \ |
d64b6ad0 UD |
982 | if (string == NULL) \ |
983 | { \ | |
984 | /* Write "(null)" if there's space. */ \ | |
985 | if (prec == -1 \ | |
986 | || prec >= (int) (sizeof (null) / sizeof (null[0])) - 1) \ | |
987 | { \ | |
655c0697 | 988 | string = (CHAR_T *) null; \ |
d64b6ad0 UD |
989 | len = (sizeof (null) / sizeof (null[0])) - 1; \ |
990 | } \ | |
991 | else \ | |
992 | { \ | |
655c0697 | 993 | string = (CHAR_T *) L""; \ |
d64b6ad0 UD |
994 | len = 0; \ |
995 | } \ | |
996 | } \ | |
997 | else if (!is_long && spec != L_('S')) \ | |
998 | { \ | |
999 | /* This is complicated. We have to transform the multibyte \ | |
1000 | string into a wide character string. */ \ | |
1001 | const char *mbs = (const char *) string; \ | |
1002 | mbstate_t mbstate; \ | |
1003 | \ | |
a334319f | 1004 | len = prec != -1 ? (size_t) prec : strlen (mbs); \ |
d64b6ad0 UD |
1005 | \ |
1006 | /* Allocate dynamically an array which definitely is long \ | |
a334319f | 1007 | enough for the wide character version. */ \ |
6166815d | 1008 | if (__libc_use_alloca (len * sizeof (wchar_t))) \ |
74ac2cec | 1009 | string = (CHAR_T *) alloca (len * sizeof (wchar_t)); \ |
44e6a481 UD |
1010 | else if ((string = (CHAR_T *) malloc (len * sizeof (wchar_t))) \ |
1011 | == NULL) \ | |
1012 | { \ | |
1013 | done = -1; \ | |
1014 | goto all_done; \ | |
1015 | } \ | |
74ac2cec UD |
1016 | else \ |
1017 | string_malloced = 1; \ | |
d64b6ad0 UD |
1018 | \ |
1019 | memset (&mbstate, '\0', sizeof (mbstate_t)); \ | |
74ac2cec | 1020 | len = __mbsrtowcs (string, &mbs, len, &mbstate); \ |
d64b6ad0 UD |
1021 | if (len == (size_t) -1) \ |
1022 | { \ | |
1023 | /* Illegal multibyte character. */ \ | |
1024 | done = -1; \ | |
1025 | goto all_done; \ | |
1026 | } \ | |
1027 | } \ | |
1028 | else \ | |
1029 | { \ | |
1030 | if (prec != -1) \ | |
1031 | /* Search for the end of the string, but don't search past \ | |
1032 | the length specified by the precision. */ \ | |
655c0697 | 1033 | len = __wcsnlen (string, prec); \ |
d64b6ad0 | 1034 | else \ |
655c0697 | 1035 | len = __wcslen (string); \ |
d64b6ad0 UD |
1036 | } \ |
1037 | \ | |
1038 | if ((width -= len) < 0) \ | |
1039 | { \ | |
1040 | outstring (string, len); \ | |
1041 | break; \ | |
1042 | } \ | |
1043 | \ | |
1044 | if (!left) \ | |
1045 | PAD (L' '); \ | |
1046 | outstring (string, len); \ | |
1047 | if (left) \ | |
1048 | PAD (L' '); \ | |
c9bf8c60 | 1049 | if (__builtin_expect (string_malloced, 0)) \ |
74ac2cec | 1050 | free (string); \ |
d64b6ad0 UD |
1051 | } \ |
1052 | break; | |
1053 | #else | |
1054 | # define process_string_arg(fspec) \ | |
299a95b9 RM |
1055 | LABEL (form_character): \ |
1056 | /* Character. */ \ | |
2c6fe0bd UD |
1057 | if (is_long) \ |
1058 | goto LABEL (form_wcharacter); \ | |
299a95b9 RM |
1059 | --width; /* Account for the character itself. */ \ |
1060 | if (!left) \ | |
1061 | PAD (' '); \ | |
b8fe19fa | 1062 | if (fspec == NULL) \ |
2c6fe0bd | 1063 | outchar ((unsigned char) va_arg (ap, int)); /* Promoted. */ \ |
b8fe19fa | 1064 | else \ |
40a54e4d | 1065 | outchar ((unsigned char) args_value[fspec->data_arg].pa_int); \ |
299a95b9 RM |
1066 | if (left) \ |
1067 | PAD (' '); \ | |
1068 | break; \ | |
1069 | \ | |
2c6fe0bd UD |
1070 | LABEL (form_wcharacter): \ |
1071 | { \ | |
1072 | /* Wide character. */ \ | |
1073 | char buf[MB_CUR_MAX]; \ | |
1074 | mbstate_t mbstate; \ | |
1075 | size_t len; \ | |
1076 | \ | |
3c720987 | 1077 | memset (&mbstate, '\0', sizeof (mbstate_t)); \ |
6dd67bd5 | 1078 | len = __wcrtomb (buf, (fspec == NULL ? va_arg (ap, wchar_t) \ |
2c6fe0bd UD |
1079 | : args_value[fspec->data_arg].pa_wchar), \ |
1080 | &mbstate); \ | |
ca4447d6 UD |
1081 | if (len == (size_t) -1) \ |
1082 | { \ | |
1083 | /* Something went wron gduring the conversion. Bail out. */ \ | |
1084 | done = -1; \ | |
1085 | goto all_done; \ | |
1086 | } \ | |
2c6fe0bd UD |
1087 | width -= len; \ |
1088 | if (!left) \ | |
1089 | PAD (' '); \ | |
1090 | outstring (buf, len); \ | |
1091 | if (left) \ | |
1092 | PAD (' '); \ | |
1093 | } \ | |
1094 | break; \ | |
1095 | \ | |
299a95b9 RM |
1096 | LABEL (form_string): \ |
1097 | { \ | |
1098 | size_t len; \ | |
74ac2cec | 1099 | int string_malloced; \ |
299a95b9 RM |
1100 | \ |
1101 | /* The string argument could in fact be `char *' or `wchar_t *'. \ | |
1102 | But this should not make a difference here. */ \ | |
b8fe19fa RM |
1103 | if (fspec == NULL) \ |
1104 | string = (char *) va_arg (ap, const char *); \ | |
1105 | else \ | |
1106 | string = (char *) args_value[fspec->data_arg].pa_string; \ | |
299a95b9 RM |
1107 | \ |
1108 | /* Entry point for printing other strings. */ \ | |
1109 | LABEL (print_string): \ | |
1110 | \ | |
74ac2cec | 1111 | string_malloced = 0; \ |
299a95b9 RM |
1112 | if (string == NULL) \ |
1113 | { \ | |
1114 | /* Write "(null)" if there's space. */ \ | |
1115 | if (prec == -1 || prec >= (int) sizeof (null) - 1) \ | |
1116 | { \ | |
1117 | string = (char *) null; \ | |
1118 | len = sizeof (null) - 1; \ | |
1119 | } \ | |
1120 | else \ | |
1121 | { \ | |
1122 | string = (char *) ""; \ | |
1123 | len = 0; \ | |
1124 | } \ | |
1125 | } \ | |
2c6fe0bd | 1126 | else if (!is_long && spec != L_('S')) \ |
299a95b9 RM |
1127 | { \ |
1128 | if (prec != -1) \ | |
40c014b3 UD |
1129 | { \ |
1130 | /* Search for the end of the string, but don't search past \ | |
1131 | the length (in bytes) specified by the precision. Also \ | |
1132 | don't use incomplete characters. */ \ | |
1133 | if (_NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_MB_CUR_MAX) == 1) \ | |
1134 | len = __strnlen (string, prec); \ | |
1135 | else \ | |
1136 | { \ | |
1137 | /* In case we have a multibyte character set the \ | |
a334319f | 1138 | situation is more compilcated. We must not copy \ |
40c014b3 | 1139 | bytes at the end which form an incomplete character. */\ |
a334319f | 1140 | wchar_t ignore[prec]; \ |
40c014b3 | 1141 | const char *str2 = string; \ |
0ecb606c | 1142 | mbstate_t ps; \ |
0ecb606c | 1143 | \ |
a334319f UD |
1144 | memset (&ps, '\0', sizeof (ps)); \ |
1145 | if (__mbsnrtowcs (ignore, &str2, prec, prec, &ps) \ | |
1146 | == (size_t) -1) \ | |
1147 | { \ | |
1148 | done = -1; \ | |
1149 | goto all_done; \ | |
1150 | } \ | |
40c014b3 UD |
1151 | if (str2 == NULL) \ |
1152 | len = strlen (string); \ | |
1153 | else \ | |
886d5973 | 1154 | len = str2 - string - (ps.__count & 7); \ |
40c014b3 UD |
1155 | } \ |
1156 | } \ | |
299a95b9 RM |
1157 | else \ |
1158 | len = strlen (string); \ | |
1159 | } \ | |
1160 | else \ | |
1161 | { \ | |
1162 | const wchar_t *s2 = (const wchar_t *) string; \ | |
07a4742f | 1163 | mbstate_t mbstate; \ |
299a95b9 | 1164 | \ |
3c720987 | 1165 | memset (&mbstate, '\0', sizeof (mbstate_t)); \ |
22318b7b | 1166 | \ |
13c5a442 | 1167 | if (prec >= 0) \ |
22318b7b UD |
1168 | { \ |
1169 | /* The string `s2' might not be NUL terminated. */ \ | |
6166815d | 1170 | if (__libc_use_alloca (prec)) \ |
74ac2cec | 1171 | string = (char *) alloca (prec); \ |
44e6a481 UD |
1172 | else if ((string = (char *) malloc (prec)) == NULL) \ |
1173 | { \ | |
1174 | done = -1; \ | |
1175 | goto all_done; \ | |
1176 | } \ | |
74ac2cec UD |
1177 | else \ |
1178 | string_malloced = 1; \ | |
d198009a | 1179 | len = __wcsrtombs (string, &s2, prec, &mbstate); \ |
22318b7b UD |
1180 | } \ |
1181 | else \ | |
1182 | { \ | |
1183 | len = __wcsrtombs (NULL, &s2, 0, &mbstate); \ | |
1184 | if (len != (size_t) -1) \ | |
1185 | { \ | |
1186 | assert (__mbsinit (&mbstate)); \ | |
1187 | s2 = (const wchar_t *) string; \ | |
6166815d | 1188 | if (__libc_use_alloca (len + 1)) \ |
74ac2cec | 1189 | string = (char *) alloca (len + 1); \ |
44e6a481 UD |
1190 | else if ((string = (char *) malloc (len + 1)) == NULL) \ |
1191 | { \ | |
1192 | done = -1; \ | |
1193 | goto all_done; \ | |
1194 | } \ | |
74ac2cec UD |
1195 | else \ |
1196 | string_malloced = 1; \ | |
22318b7b UD |
1197 | (void) __wcsrtombs (string, &s2, len + 1, &mbstate); \ |
1198 | } \ | |
1199 | } \ | |
1200 | \ | |
299a95b9 | 1201 | if (len == (size_t) -1) \ |
b0882748 UD |
1202 | { \ |
1203 | /* Illegal wide-character string. */ \ | |
1204 | done = -1; \ | |
1205 | goto all_done; \ | |
1206 | } \ | |
299a95b9 RM |
1207 | } \ |
1208 | \ | |
1209 | if ((width -= len) < 0) \ | |
1210 | { \ | |
1211 | outstring (string, len); \ | |
1212 | break; \ | |
1213 | } \ | |
1214 | \ | |
1215 | if (!left) \ | |
1216 | PAD (' '); \ | |
1217 | outstring (string, len); \ | |
1218 | if (left) \ | |
1219 | PAD (' '); \ | |
c98d82db | 1220 | if (__builtin_expect (string_malloced, 0)) \ |
74ac2cec | 1221 | free (string); \ |
299a95b9 | 1222 | } \ |
d64b6ad0 UD |
1223 | break; |
1224 | #endif | |
299a95b9 | 1225 | |
d64b6ad0 UD |
1226 | /* Orient the stream. */ |
1227 | #ifdef ORIENT | |
1228 | ORIENT; | |
1229 | #endif | |
299a95b9 RM |
1230 | |
1231 | /* Sanity check of arguments. */ | |
28f540f4 RM |
1232 | ARGCHECK (s, format); |
1233 | ||
ab58d620 | 1234 | #ifdef ORIENT |
d64b6ad0 | 1235 | /* Check for correct orientation. */ |
14c35863 | 1236 | if (_IO_vtable_offset (s) == 0 && |
c9eaa8b9 | 1237 | _IO_fwide (s, sizeof (CHAR_T) == 1 ? -1 : 1) |
d64b6ad0 UD |
1238 | != (sizeof (CHAR_T) == 1 ? -1 : 1)) |
1239 | /* The stream is already oriented otherwise. */ | |
1240 | return EOF; | |
ab58d620 | 1241 | #endif |
d64b6ad0 | 1242 | |
28f540f4 RM |
1243 | if (UNBUFFERED_P (s)) |
1244 | /* Use a helper function which will allocate a local temporary buffer | |
1245 | for the stream and then call us again. */ | |
a04e7405 | 1246 | return buffered_vfprintf (s, format, ap); |
28f540f4 | 1247 | |
299a95b9 RM |
1248 | /* Initialize local variables. */ |
1249 | done = 0; | |
1250 | grouping = (const char *) -1; | |
7cc27f44 | 1251 | #ifdef __va_copy |
2f6d1f1b | 1252 | /* This macro will be available soon in gcc's <stdarg.h>. We need it |
7cc27f44 UD |
1253 | since on some systems `va_list' is not an integral type. */ |
1254 | __va_copy (ap_save, ap); | |
1255 | #else | |
299a95b9 | 1256 | ap_save = ap; |
7cc27f44 | 1257 | #endif |
299a95b9 | 1258 | nspecs_done = 0; |
28f540f4 | 1259 | |
d64b6ad0 UD |
1260 | #ifdef COMPILE_WPRINTF |
1261 | /* Find the first format specifier. */ | |
9c7ff11a | 1262 | f = lead_str_end = __find_specwc ((const UCHAR_T *) format); |
d64b6ad0 | 1263 | #else |
3c720987 UD |
1264 | /* Put state for processing format string in initial state. */ |
1265 | memset (&mbstate, '\0', sizeof (mbstate_t)); | |
1266 | ||
299a95b9 | 1267 | /* Find the first format specifier. */ |
9c7ff11a | 1268 | f = lead_str_end = __find_specmb (format, &mbstate); |
d64b6ad0 | 1269 | #endif |
28f540f4 | 1270 | |
7c713e28 | 1271 | /* Lock stream. */ |
1fc46908 | 1272 | _IO_cleanup_region_start ((void (*) (void *)) &_IO_funlockfile, s); |
46ec036d | 1273 | _IO_flockfile (s); |
aa1075ea | 1274 | |
299a95b9 RM |
1275 | /* Write the literal text before the first format. */ |
1276 | outstring ((const UCHAR_T *) format, | |
1277 | lead_str_end - (const UCHAR_T *) format); | |
a04e7405 | 1278 | |
299a95b9 RM |
1279 | /* If we only have to print a simple string, return now. */ |
1280 | if (*f == L_('\0')) | |
edf5b2d7 | 1281 | goto all_done; |
a04e7405 | 1282 | |
299a95b9 RM |
1283 | /* Process whole format string. */ |
1284 | do | |
28f540f4 | 1285 | { |
a334319f | 1286 | #if defined HAVE_SUBTRACT_LOCAL_LABELS && defined SHARED |
3d558f4e UD |
1287 | # define REF(Name) &&do_##Name - &&do_form_unknown |
1288 | #else | |
1289 | # define REF(Name) &&do_##Name | |
1290 | #endif | |
299a95b9 RM |
1291 | #define LABEL(Name) do_##Name |
1292 | STEP0_3_TABLE; | |
1293 | STEP4_TABLE; | |
1294 | ||
b8fe19fa | 1295 | union printf_arg *args_value; /* This is not used here but ... */ |
299a95b9 RM |
1296 | int is_negative; /* Flag for negative number. */ |
1297 | union | |
1298 | { | |
1299 | unsigned long long int longlong; | |
1300 | unsigned long int word; | |
1301 | } number; | |
1302 | int base; | |
1303 | union printf_arg the_arg; | |
655c0697 | 1304 | CHAR_T *string; /* Pointer to argument string. */ |
299a95b9 RM |
1305 | int alt = 0; /* Alternate format. */ |
1306 | int space = 0; /* Use space prefix if no sign is needed. */ | |
1307 | int left = 0; /* Left-justify output. */ | |
1308 | int showsign = 0; /* Always begin with plus or minus sign. */ | |
1309 | int group = 0; /* Print numbers according grouping rules. */ | |
1310 | int is_long_double = 0; /* Argument is long double/ long long int. */ | |
9a8fcca0 UD |
1311 | int is_short = 0; /* Argument is short int. */ |
1312 | int is_long = 0; /* Argument is long int. */ | |
cc3fa755 | 1313 | int is_char = 0; /* Argument is promoted (unsigned) char. */ |
299a95b9 RM |
1314 | int width = 0; /* Width of output; 0 means none specified. */ |
1315 | int prec = -1; /* Precision of output; -1 means none specified. */ | |
e115dbd7 UD |
1316 | /* This flag is set by the 'I' modifier and selects the use of the |
1317 | `outdigits' as determined by the current locale. */ | |
1318 | int use_outdigits = 0; | |
d64b6ad0 | 1319 | UCHAR_T pad = L_(' ');/* Padding character. */ |
299a95b9 RM |
1320 | CHAR_T spec; |
1321 | ||
44e6a481 | 1322 | workstart = NULL; |
69c69fe1 | 1323 | workend = &work_buffer[sizeof (work_buffer) / sizeof (CHAR_T)]; |
afe426a0 | 1324 | |
299a95b9 RM |
1325 | /* Get current character in format string. */ |
1326 | JUMP (*++f, step0_jumps); | |
1327 | ||
1328 | /* ' ' flag. */ | |
1329 | LABEL (flag_space): | |
1330 | space = 1; | |
1331 | JUMP (*++f, step0_jumps); | |
1332 | ||
1333 | /* '+' flag. */ | |
1334 | LABEL (flag_plus): | |
1335 | showsign = 1; | |
1336 | JUMP (*++f, step0_jumps); | |
1337 | ||
1338 | /* The '-' flag. */ | |
1339 | LABEL (flag_minus): | |
1340 | left = 1; | |
1341 | pad = L_(' '); | |
1342 | JUMP (*++f, step0_jumps); | |
1343 | ||
1344 | /* The '#' flag. */ | |
1345 | LABEL (flag_hash): | |
1346 | alt = 1; | |
1347 | JUMP (*++f, step0_jumps); | |
1348 | ||
1349 | /* The '0' flag. */ | |
1350 | LABEL (flag_zero): | |
1351 | if (!left) | |
1352 | pad = L_('0'); | |
1353 | JUMP (*++f, step0_jumps); | |
1354 | ||
1355 | /* The '\'' flag. */ | |
1356 | LABEL (flag_quote): | |
1357 | group = 1; | |
1358 | ||
299a95b9 | 1359 | if (grouping == (const char *) -1) |
28f540f4 | 1360 | { |
4295702f UD |
1361 | #ifdef COMPILE_WPRINTF |
1362 | thousands_sep = _NL_CURRENT_WORD (LC_NUMERIC, | |
1363 | _NL_NUMERIC_THOUSANDS_SEP_WC); | |
1364 | #else | |
1365 | thousands_sep = _NL_CURRENT (LC_NUMERIC, THOUSANDS_SEP); | |
1366 | #endif | |
1367 | ||
299a95b9 RM |
1368 | grouping = _NL_CURRENT (LC_NUMERIC, GROUPING); |
1369 | if (*grouping == '\0' || *grouping == CHAR_MAX | |
4295702f UD |
1370 | #ifdef COMPILE_WPRINTF |
1371 | || thousands_sep == L'\0' | |
1372 | #else | |
1373 | || *thousands_sep == '\0' | |
1374 | #endif | |
1375 | ) | |
299a95b9 | 1376 | grouping = NULL; |
28f540f4 | 1377 | } |
299a95b9 | 1378 | JUMP (*++f, step0_jumps); |
28f540f4 | 1379 | |
4295702f UD |
1380 | LABEL (flag_i18n): |
1381 | use_outdigits = 1; | |
9d54e984 | 1382 | JUMP (*++f, step0_jumps); |
4295702f | 1383 | |
299a95b9 RM |
1384 | /* Get width from argument. */ |
1385 | LABEL (width_asterics): | |
1386 | { | |
1387 | const UCHAR_T *tmp; /* Temporary value. */ | |
a04e7405 | 1388 | |
299a95b9 RM |
1389 | tmp = ++f; |
1390 | if (ISDIGIT (*tmp) && read_int (&tmp) && *tmp == L_('$')) | |
a641835a | 1391 | /* The width comes from a positional parameter. */ |
299a95b9 | 1392 | goto do_positional; |
a04e7405 | 1393 | |
299a95b9 | 1394 | width = va_arg (ap, int); |
a04e7405 | 1395 | |
299a95b9 RM |
1396 | /* Negative width means left justified. */ |
1397 | if (width < 0) | |
1398 | { | |
1399 | width = -width; | |
1400 | pad = L_(' '); | |
1401 | left = 1; | |
1402 | } | |
afe426a0 | 1403 | |
44e6a481 UD |
1404 | if (width + 32 >= (int) (sizeof (work_buffer) |
1405 | / sizeof (work_buffer[0]))) | |
1406 | { | |
1407 | /* We have to use a special buffer. The "32" is just a safe | |
1408 | bet for all the output which is not counted in the width. */ | |
6166815d | 1409 | if (__libc_use_alloca ((width + 32) * sizeof (CHAR_T))) |
44e6a481 UD |
1410 | workend = ((CHAR_T *) alloca ((width + 32) * sizeof (CHAR_T)) |
1411 | + (width + 32)); | |
1412 | else | |
1413 | { | |
1414 | workstart = (CHAR_T *) malloc ((width + 32) * sizeof (CHAR_T)); | |
1415 | if (workstart == NULL) | |
1416 | { | |
1417 | done = -1; | |
1418 | goto all_done; | |
1419 | } | |
1420 | workend = workstart + (width + 32); | |
1421 | } | |
1422 | } | |
299a95b9 RM |
1423 | } |
1424 | JUMP (*f, step1_jumps); | |
1425 | ||
1426 | /* Given width in format string. */ | |
1427 | LABEL (width): | |
1428 | width = read_int (&f); | |
afe426a0 | 1429 | |
d25adda7 | 1430 | if (width + 32 >= (int) (sizeof (work_buffer) / sizeof (work_buffer[0]))) |
44e6a481 UD |
1431 | { |
1432 | /* We have to use a special buffer. The "32" is just a safe | |
1433 | bet for all the output which is not counted in the width. */ | |
6166815d | 1434 | if (__libc_use_alloca ((width + 32) * sizeof (CHAR_T))) |
44e6a481 UD |
1435 | workend = ((CHAR_T *) alloca ((width + 32) * sizeof (CHAR_T)) |
1436 | + (width + 32)); | |
1437 | else | |
1438 | { | |
1439 | workstart = (CHAR_T *) malloc ((width + 32) * sizeof (CHAR_T)); | |
1440 | if (workstart == NULL) | |
1441 | { | |
1442 | done = -1; | |
1443 | goto all_done; | |
1444 | } | |
1445 | workend = workstart + (width + 32); | |
1446 | } | |
1447 | } | |
299a95b9 | 1448 | if (*f == L_('$')) |
a641835a | 1449 | /* Oh, oh. The argument comes from a positional parameter. */ |
299a95b9 RM |
1450 | goto do_positional; |
1451 | JUMP (*f, step1_jumps); | |
1452 | ||
1453 | LABEL (precision): | |
1454 | ++f; | |
1455 | if (*f == L_('*')) | |
1456 | { | |
1457 | const UCHAR_T *tmp; /* Temporary value. */ | |
a04e7405 | 1458 | |
299a95b9 RM |
1459 | tmp = ++f; |
1460 | if (ISDIGIT (*tmp) && read_int (&tmp) > 0 && *tmp == L_('$')) | |
a641835a | 1461 | /* The precision comes from a positional parameter. */ |
299a95b9 | 1462 | goto do_positional; |
28f540f4 | 1463 | |
299a95b9 | 1464 | prec = va_arg (ap, int); |
28f540f4 | 1465 | |
299a95b9 RM |
1466 | /* If the precision is negative the precision is omitted. */ |
1467 | if (prec < 0) | |
1468 | prec = -1; | |
1469 | } | |
1470 | else if (ISDIGIT (*f)) | |
1471 | prec = read_int (&f); | |
1472 | else | |
1473 | prec = 0; | |
d64b6ad0 | 1474 | if (prec > width |
d25adda7 | 1475 | && prec + 32 > (int)(sizeof (work_buffer) / sizeof (work_buffer[0]))) |
44e6a481 | 1476 | { |
6166815d UD |
1477 | if (__libc_use_alloca ((prec + 32) * sizeof (CHAR_T))) |
1478 | workend = ((CHAR_T *) alloca ((prec + 32) * sizeof (CHAR_T))) | |
1479 | + (prec + 32); | |
44e6a481 UD |
1480 | else |
1481 | { | |
6dd67bd5 | 1482 | workstart = (CHAR_T *) malloc ((prec + 32) * sizeof (CHAR_T)); |
44e6a481 UD |
1483 | if (workstart == NULL) |
1484 | { | |
1485 | done = -1; | |
1486 | goto all_done; | |
1487 | } | |
6dd67bd5 | 1488 | workend = workstart + (prec + 32); |
44e6a481 UD |
1489 | } |
1490 | } | |
299a95b9 RM |
1491 | JUMP (*f, step2_jumps); |
1492 | ||
cc3fa755 | 1493 | /* Process 'h' modifier. There might another 'h' following. */ |
299a95b9 RM |
1494 | LABEL (mod_half): |
1495 | is_short = 1; | |
cc3fa755 UD |
1496 | JUMP (*++f, step3a_jumps); |
1497 | ||
1498 | /* Process 'hh' modifier. */ | |
1499 | LABEL (mod_halfhalf): | |
1500 | is_short = 0; | |
1501 | is_char = 1; | |
299a95b9 RM |
1502 | JUMP (*++f, step4_jumps); |
1503 | ||
cc3fa755 | 1504 | /* Process 'l' modifier. There might another 'l' following. */ |
299a95b9 RM |
1505 | LABEL (mod_long): |
1506 | is_long = 1; | |
cc3fa755 | 1507 | JUMP (*++f, step3b_jumps); |
299a95b9 RM |
1508 | |
1509 | /* Process 'L', 'q', or 'll' modifier. No other modifier is | |
1510 | allowed to follow. */ | |
1511 | LABEL (mod_longlong): | |
1512 | is_long_double = 1; | |
1000d1e5 | 1513 | is_long = 1; |
299a95b9 RM |
1514 | JUMP (*++f, step4_jumps); |
1515 | ||
1516 | LABEL (mod_size_t): | |
0ae97dea | 1517 | is_long_double = sizeof (size_t) > sizeof (unsigned long int); |
299a95b9 RM |
1518 | is_long = sizeof (size_t) > sizeof (unsigned int); |
1519 | JUMP (*++f, step4_jumps); | |
1520 | ||
e852e889 | 1521 | LABEL (mod_ptrdiff_t): |
0ae97dea | 1522 | is_long_double = sizeof (ptrdiff_t) > sizeof (unsigned long int); |
e852e889 UD |
1523 | is_long = sizeof (ptrdiff_t) > sizeof (unsigned int); |
1524 | JUMP (*++f, step4_jumps); | |
1525 | ||
1526 | LABEL (mod_intmax_t): | |
0ae97dea | 1527 | is_long_double = sizeof (intmax_t) > sizeof (unsigned long int); |
e852e889 UD |
1528 | is_long = sizeof (intmax_t) > sizeof (unsigned int); |
1529 | JUMP (*++f, step4_jumps); | |
1530 | ||
299a95b9 RM |
1531 | /* Process current format. */ |
1532 | while (1) | |
28f540f4 | 1533 | { |
299a95b9 | 1534 | process_arg (((struct printf_spec *) NULL)); |
d64b6ad0 | 1535 | process_string_arg (((struct printf_spec *) NULL)); |
299a95b9 RM |
1536 | |
1537 | LABEL (form_unknown): | |
1538 | if (spec == L_('\0')) | |
7c713e28 RM |
1539 | { |
1540 | /* The format string ended before the specifier is complete. */ | |
edf5b2d7 UD |
1541 | done = -1; |
1542 | goto all_done; | |
7c713e28 | 1543 | } |
299a95b9 RM |
1544 | |
1545 | /* If we are in the fast loop force entering the complicated | |
1546 | one. */ | |
1547 | goto do_positional; | |
28f540f4 | 1548 | } |
299a95b9 | 1549 | |
3e5f5557 UD |
1550 | /* The format is correctly handled. */ |
1551 | ++nspecs_done; | |
1552 | ||
c98d82db UD |
1553 | if (__builtin_expect (workstart != NULL, 0)) |
1554 | free (workstart); | |
44e6a481 UD |
1555 | workstart = NULL; |
1556 | ||
299a95b9 | 1557 | /* Look for next format specifier. */ |
d64b6ad0 | 1558 | #ifdef COMPILE_WPRINTF |
9c7ff11a | 1559 | f = __find_specwc ((end_of_spec = ++f)); |
d64b6ad0 | 1560 | #else |
9c7ff11a | 1561 | f = __find_specmb ((end_of_spec = ++f), &mbstate); |
d64b6ad0 | 1562 | #endif |
299a95b9 RM |
1563 | |
1564 | /* Write the following constant string. */ | |
1565 | outstring (end_of_spec, f - end_of_spec); | |
a04e7405 | 1566 | } |
299a95b9 | 1567 | while (*f != L_('\0')); |
28f540f4 | 1568 | |
edf5b2d7 UD |
1569 | /* Unlock stream and return. */ |
1570 | goto all_done; | |
299a95b9 RM |
1571 | |
1572 | /* Here starts the more complex loop to handle positional parameters. */ | |
1573 | do_positional: | |
1574 | { | |
1575 | /* Array with information about the needed arguments. This has to | |
6d52618b | 1576 | be dynamically extensible. */ |
299a95b9 RM |
1577 | size_t nspecs = 0; |
1578 | size_t nspecs_max = 32; /* A more or less arbitrary start value. */ | |
1579 | struct printf_spec *specs | |
1580 | = alloca (nspecs_max * sizeof (struct printf_spec)); | |
1581 | ||
1582 | /* The number of arguments the format string requests. This will | |
1583 | determine the size of the array needed to store the argument | |
1584 | attributes. */ | |
1585 | size_t nargs = 0; | |
1586 | int *args_type; | |
d64b6ad0 | 1587 | union printf_arg *args_value = NULL; |
299a95b9 RM |
1588 | |
1589 | /* Positional parameters refer to arguments directly. This could | |
1590 | also determine the maximum number of arguments. Track the | |
1591 | maximum number. */ | |
1592 | size_t max_ref_arg = 0; | |
1593 | ||
1594 | /* Just a counter. */ | |
ba1ffaa1 | 1595 | size_t cnt; |
299a95b9 RM |
1596 | |
1597 | ||
1598 | if (grouping == (const char *) -1) | |
a04e7405 | 1599 | { |
4295702f UD |
1600 | #ifdef COMPILE_WPRINTF |
1601 | thousands_sep = _NL_CURRENT_WORD (LC_NUMERIC, | |
1602 | _NL_NUMERIC_THOUSANDS_SEP_WC); | |
1603 | #else | |
1604 | thousands_sep = _NL_CURRENT (LC_NUMERIC, THOUSANDS_SEP); | |
1605 | #endif | |
1606 | ||
299a95b9 | 1607 | grouping = _NL_CURRENT (LC_NUMERIC, GROUPING); |
4295702f | 1608 | if (*grouping == '\0' || *grouping == CHAR_MAX) |
299a95b9 RM |
1609 | grouping = NULL; |
1610 | } | |
1611 | ||
d64b6ad0 | 1612 | for (f = lead_str_end; *f != L_('\0'); f = specs[nspecs++].next_fmt) |
299a95b9 RM |
1613 | { |
1614 | if (nspecs >= nspecs_max) | |
1615 | { | |
1616 | /* Extend the array of format specifiers. */ | |
1617 | struct printf_spec *old = specs; | |
1618 | ||
1619 | nspecs_max *= 2; | |
1620 | specs = alloca (nspecs_max * sizeof (struct printf_spec)); | |
1621 | ||
1622 | if (specs == &old[nspecs]) | |
1623 | /* Stack grows up, OLD was the last thing allocated; | |
1624 | extend it. */ | |
1625 | nspecs_max += nspecs_max / 2; | |
1626 | else | |
1627 | { | |
1628 | /* Copy the old array's elements to the new space. */ | |
1629 | memcpy (specs, old, nspecs * sizeof (struct printf_spec)); | |
1630 | if (old == &specs[nspecs]) | |
1631 | /* Stack grows down, OLD was just below the new | |
1632 | SPECS. We can use that space when the new space | |
1633 | runs out. */ | |
1634 | nspecs_max += nspecs_max / 2; | |
1635 | } | |
1636 | } | |
1637 | ||
1638 | /* Parse the format specifier. */ | |
d64b6ad0 | 1639 | #ifdef COMPILE_WPRINTF |
9c7ff11a | 1640 | nargs += __parse_one_specwc (f, nargs, &specs[nspecs], &max_ref_arg); |
d64b6ad0 | 1641 | #else |
9c7ff11a UD |
1642 | nargs += __parse_one_specmb (f, nargs, &specs[nspecs], &max_ref_arg, |
1643 | &mbstate); | |
d64b6ad0 | 1644 | #endif |
299a95b9 RM |
1645 | } |
1646 | ||
1647 | /* Determine the number of arguments the format string consumes. */ | |
1648 | nargs = MAX (nargs, max_ref_arg); | |
1649 | ||
1650 | /* Allocate memory for the argument descriptions. */ | |
1651 | args_type = alloca (nargs * sizeof (int)); | |
1b1d3679 UD |
1652 | memset (args_type, s->_flags2 & _IO_FLAGS2_FORTIFY ? '\xff' : '\0', |
1653 | nargs * sizeof (int)); | |
299a95b9 RM |
1654 | args_value = alloca (nargs * sizeof (union printf_arg)); |
1655 | ||
1656 | /* XXX Could do sanity check here: If any element in ARGS_TYPE is | |
1657 | still zero after this loop, format is invalid. For now we | |
1658 | simply use 0 as the value. */ | |
1659 | ||
1660 | /* Fill in the types of all the arguments. */ | |
1661 | for (cnt = 0; cnt < nspecs; ++cnt) | |
1662 | { | |
1663 | /* If the width is determined by an argument this is an int. */ | |
1664 | if (specs[cnt].width_arg != -1) | |
1665 | args_type[specs[cnt].width_arg] = PA_INT; | |
1666 | ||
1667 | /* If the precision is determined by an argument this is an int. */ | |
1668 | if (specs[cnt].prec_arg != -1) | |
1669 | args_type[specs[cnt].prec_arg] = PA_INT; | |
1670 | ||
1671 | switch (specs[cnt].ndata_args) | |
1672 | { | |
1673 | case 0: /* No arguments. */ | |
1674 | break; | |
1675 | case 1: /* One argument; we already have the type. */ | |
1676 | args_type[specs[cnt].data_arg] = specs[cnt].data_arg_type; | |
1677 | break; | |
1678 | default: | |
1679 | /* We have more than one argument for this format spec. | |
1680 | We must call the arginfo function again to determine | |
1681 | all the types. */ | |
1682 | (void) (*__printf_arginfo_table[specs[cnt].info.spec]) | |
1683 | (&specs[cnt].info, | |
1684 | specs[cnt].ndata_args, &args_type[specs[cnt].data_arg]); | |
1685 | break; | |
1686 | } | |
1687 | } | |
1688 | ||
1689 | /* Now we know all the types and the order. Fill in the argument | |
1690 | values. */ | |
7cc27f44 | 1691 | for (cnt = 0; cnt < nargs; ++cnt) |
299a95b9 RM |
1692 | switch (args_type[cnt]) |
1693 | { | |
a04e7405 | 1694 | #define T(tag, mem, type) \ |
299a95b9 | 1695 | case tag: \ |
7cc27f44 | 1696 | args_value[cnt].mem = va_arg (ap_save, type); \ |
299a95b9 | 1697 | break |
a04e7405 | 1698 | |
6458d814 | 1699 | T (PA_CHAR, pa_int, int); /* Promoted. */ |
2c6fe0bd | 1700 | T (PA_WCHAR, pa_wchar, wint_t); |
6458d814 | 1701 | T (PA_INT|PA_FLAG_SHORT, pa_int, int); /* Promoted. */ |
a04e7405 RM |
1702 | T (PA_INT, pa_int, int); |
1703 | T (PA_INT|PA_FLAG_LONG, pa_long_int, long int); | |
1704 | T (PA_INT|PA_FLAG_LONG_LONG, pa_long_long_int, long long int); | |
6458d814 | 1705 | T (PA_FLOAT, pa_double, double); /* Promoted. */ |
a04e7405 | 1706 | T (PA_DOUBLE, pa_double, double); |
a334319f | 1707 | T (PA_DOUBLE|PA_FLAG_LONG_DOUBLE, pa_long_double, long double); |
a04e7405 | 1708 | T (PA_STRING, pa_string, const char *); |
2c6fe0bd | 1709 | T (PA_WSTRING, pa_wstring, const wchar_t *); |
a04e7405 RM |
1710 | T (PA_POINTER, pa_pointer, void *); |
1711 | #undef T | |
299a95b9 RM |
1712 | default: |
1713 | if ((args_type[cnt] & PA_FLAG_PTR) != 0) | |
7cc27f44 | 1714 | args_value[cnt].pa_pointer = va_arg (ap_save, void *); |
299a95b9 RM |
1715 | else |
1716 | args_value[cnt].pa_long_double = 0.0; | |
1717 | break; | |
1b1d3679 UD |
1718 | case -1: |
1719 | /* Error case. Not all parameters appear in N$ format | |
1720 | strings. We have no way to determine their type. */ | |
1721 | assert (s->_flags2 & _IO_FLAGS2_FORTIFY); | |
1722 | __libc_fatal ("*** invalid %N$ use detected ***\n"); | |
299a95b9 | 1723 | } |
a04e7405 | 1724 | |
299a95b9 | 1725 | /* Now walk through all format specifiers and process them. */ |
ba1ffaa1 | 1726 | for (; (size_t) nspecs_done < nspecs; ++nspecs_done) |
299a95b9 RM |
1727 | { |
1728 | #undef REF | |
a334319f | 1729 | #if defined HAVE_SUBTRACT_LOCAL_LABELS && defined SHARED |
3d558f4e UD |
1730 | # define REF(Name) &&do2_##Name - &&do_form_unknown |
1731 | #else | |
1732 | # define REF(Name) &&do2_##Name | |
1733 | #endif | |
299a95b9 RM |
1734 | #undef LABEL |
1735 | #define LABEL(Name) do2_##Name | |
1736 | STEP4_TABLE; | |
1737 | ||
1738 | int is_negative; | |
1739 | union | |
28f540f4 | 1740 | { |
299a95b9 RM |
1741 | unsigned long long int longlong; |
1742 | unsigned long int word; | |
1743 | } number; | |
1744 | int base; | |
1745 | union printf_arg the_arg; | |
655c0697 | 1746 | CHAR_T *string; /* Pointer to argument string. */ |
299a95b9 RM |
1747 | |
1748 | /* Fill variables from values in struct. */ | |
1749 | int alt = specs[nspecs_done].info.alt; | |
1750 | int space = specs[nspecs_done].info.space; | |
1751 | int left = specs[nspecs_done].info.left; | |
1752 | int showsign = specs[nspecs_done].info.showsign; | |
1753 | int group = specs[nspecs_done].info.group; | |
1754 | int is_long_double = specs[nspecs_done].info.is_long_double; | |
6591c335 UD |
1755 | int is_short = specs[nspecs_done].info.is_short; |
1756 | int is_char = specs[nspecs_done].info.is_char; | |
299a95b9 RM |
1757 | int is_long = specs[nspecs_done].info.is_long; |
1758 | int width = specs[nspecs_done].info.width; | |
1759 | int prec = specs[nspecs_done].info.prec; | |
e115dbd7 | 1760 | int use_outdigits = specs[nspecs_done].info.i18n; |
299a95b9 RM |
1761 | char pad = specs[nspecs_done].info.pad; |
1762 | CHAR_T spec = specs[nspecs_done].info.spec; | |
a334319f | 1763 | CHAR_T *workstart = NULL; |
299a95b9 RM |
1764 | |
1765 | /* Fill in last information. */ | |
1766 | if (specs[nspecs_done].width_arg != -1) | |
1767 | { | |
1768 | /* Extract the field width from an argument. */ | |
1769 | specs[nspecs_done].info.width = | |
1770 | args_value[specs[nspecs_done].width_arg].pa_int; | |
1771 | ||
1772 | if (specs[nspecs_done].info.width < 0) | |
1773 | /* If the width value is negative left justification is | |
1774 | selected and the value is taken as being positive. */ | |
1775 | { | |
1776 | specs[nspecs_done].info.width *= -1; | |
1777 | left = specs[nspecs_done].info.left = 1; | |
1778 | } | |
1779 | width = specs[nspecs_done].info.width; | |
1780 | } | |
a04e7405 | 1781 | |
299a95b9 RM |
1782 | if (specs[nspecs_done].prec_arg != -1) |
1783 | { | |
1784 | /* Extract the precision from an argument. */ | |
1785 | specs[nspecs_done].info.prec = | |
1786 | args_value[specs[nspecs_done].prec_arg].pa_int; | |
28f540f4 | 1787 | |
299a95b9 RM |
1788 | if (specs[nspecs_done].info.prec < 0) |
1789 | /* If the precision is negative the precision is | |
1790 | omitted. */ | |
1791 | specs[nspecs_done].info.prec = -1; | |
a04e7405 | 1792 | |
299a95b9 RM |
1793 | prec = specs[nspecs_done].info.prec; |
1794 | } | |
28f540f4 | 1795 | |
afe426a0 | 1796 | /* Maybe the buffer is too small. */ |
44e6a481 UD |
1797 | if (MAX (prec, width) + 32 > (int) (sizeof (work_buffer) |
1798 | / sizeof (CHAR_T))) | |
1799 | { | |
6166815d UD |
1800 | if (__libc_use_alloca ((MAX (prec, width) + 32) |
1801 | * sizeof (CHAR_T))) | |
44e6a481 UD |
1802 | workend = ((CHAR_T *) alloca ((MAX (prec, width) + 32) |
1803 | * sizeof (CHAR_T)) | |
1804 | + (MAX (prec, width) + 32)); | |
1805 | else | |
1806 | { | |
1807 | workstart = (CHAR_T *) malloc ((MAX (prec, width) + 32) | |
1808 | * sizeof (CHAR_T)); | |
1809 | workend = workstart + (MAX (prec, width) + 32); | |
1810 | } | |
1811 | } | |
afe426a0 | 1812 | |
299a95b9 RM |
1813 | /* Process format specifiers. */ |
1814 | while (1) | |
1815 | { | |
1816 | JUMP (spec, step4_jumps); | |
28f540f4 | 1817 | |
299a95b9 | 1818 | process_arg ((&specs[nspecs_done])); |
d64b6ad0 | 1819 | process_string_arg ((&specs[nspecs_done])); |
28f540f4 | 1820 | |
299a95b9 RM |
1821 | LABEL (form_unknown): |
1822 | { | |
1823 | extern printf_function **__printf_function_table; | |
1824 | int function_done; | |
1825 | printf_function *function; | |
1826 | unsigned int i; | |
1827 | const void **ptr; | |
28f540f4 | 1828 | |
299a95b9 RM |
1829 | function = |
1830 | (__printf_function_table == NULL ? NULL : | |
1831 | __printf_function_table[specs[nspecs_done].info.spec]); | |
28f540f4 | 1832 | |
299a95b9 RM |
1833 | if (function == NULL) |
1834 | function = &printf_unknown; | |
a04e7405 | 1835 | |
299a95b9 RM |
1836 | ptr = alloca (specs[nspecs_done].ndata_args |
1837 | * sizeof (const void *)); | |
1838 | ||
1839 | /* Fill in an array of pointers to the argument values. */ | |
1840 | for (i = 0; i < specs[nspecs_done].ndata_args; ++i) | |
1841 | ptr[i] = &args_value[specs[nspecs_done].data_arg + i]; | |
28f540f4 | 1842 | |
299a95b9 RM |
1843 | /* Call the function. */ |
1844 | function_done = (*function) (s, &specs[nspecs_done].info, ptr); | |
1845 | ||
6d52618b | 1846 | /* If an error occurred we don't have information about # |
299a95b9 RM |
1847 | of chars. */ |
1848 | if (function_done < 0) | |
7c713e28 | 1849 | { |
edf5b2d7 UD |
1850 | done = -1; |
1851 | goto all_done; | |
7c713e28 | 1852 | } |
299a95b9 RM |
1853 | |
1854 | done += function_done; | |
1855 | } | |
1856 | break; | |
28f540f4 | 1857 | } |
28f540f4 | 1858 | |
a334319f UD |
1859 | if (__builtin_expect (workstart != NULL, 0)) |
1860 | free (workstart); | |
44e6a481 UD |
1861 | workstart = NULL; |
1862 | ||
299a95b9 RM |
1863 | /* Write the following constant string. */ |
1864 | outstring (specs[nspecs_done].end_of_fmt, | |
1865 | specs[nspecs_done].next_fmt | |
1866 | - specs[nspecs_done].end_of_fmt); | |
1867 | } | |
1868 | } | |
28f540f4 | 1869 | |
edf5b2d7 | 1870 | all_done: |
c98d82db UD |
1871 | if (__builtin_expect (workstart != NULL, 0)) |
1872 | free (workstart); | |
7c713e28 | 1873 | /* Unlock the stream. */ |
c0fb8a56 | 1874 | _IO_funlockfile (s); |
1fc46908 | 1875 | _IO_cleanup_region_end (0); |
aa1075ea | 1876 | |
28f540f4 RM |
1877 | return done; |
1878 | } | |
299a95b9 | 1879 | \f |
a04e7405 RM |
1880 | /* Handle an unknown format specifier. This prints out a canonicalized |
1881 | representation of the format spec itself. */ | |
28f540f4 | 1882 | static int |
299a95b9 RM |
1883 | printf_unknown (FILE *s, const struct printf_info *info, |
1884 | const void *const *args) | |
1885 | ||
28f540f4 RM |
1886 | { |
1887 | int done = 0; | |
a334319f | 1888 | CHAR_T work_buffer[MAX (info->width, info->spec) + 32]; |
655c0697 | 1889 | CHAR_T *const workend |
69c69fe1 | 1890 | = &work_buffer[sizeof (work_buffer) / sizeof (CHAR_T)]; |
d64b6ad0 | 1891 | register CHAR_T *w; |
28f540f4 | 1892 | |
d64b6ad0 | 1893 | outchar (L_('%')); |
28f540f4 RM |
1894 | |
1895 | if (info->alt) | |
d64b6ad0 | 1896 | outchar (L_('#')); |
28f540f4 | 1897 | if (info->group) |
d64b6ad0 | 1898 | outchar (L_('\'')); |
28f540f4 | 1899 | if (info->showsign) |
d64b6ad0 | 1900 | outchar (L_('+')); |
28f540f4 | 1901 | else if (info->space) |
d64b6ad0 | 1902 | outchar (L_(' ')); |
28f540f4 | 1903 | if (info->left) |
d64b6ad0 | 1904 | outchar (L_('-')); |
655c0697 | 1905 | if (info->pad == L_('0')) |
d64b6ad0 | 1906 | outchar (L_('0')); |
4295702f UD |
1907 | if (info->i18n) |
1908 | outchar (L_('I')); | |
28f540f4 | 1909 | |
a04e7405 | 1910 | if (info->width != 0) |
28f540f4 | 1911 | { |
69c69fe1 UD |
1912 | w = _itoa_word (info->width, workend, 10, 0); |
1913 | while (w < workend) | |
2f6d1f1b | 1914 | outchar (*w++); |
28f540f4 | 1915 | } |
28f540f4 RM |
1916 | |
1917 | if (info->prec != -1) | |
1918 | { | |
655c0697 | 1919 | outchar (L_('.')); |
69c69fe1 UD |
1920 | w = _itoa_word (info->prec, workend, 10, 0); |
1921 | while (w < workend) | |
2f6d1f1b | 1922 | outchar (*w++); |
28f540f4 RM |
1923 | } |
1924 | ||
d64b6ad0 | 1925 | if (info->spec != L_('\0')) |
a04e7405 | 1926 | outchar (info->spec); |
28f540f4 | 1927 | |
d8334b9a | 1928 | all_done: |
28f540f4 RM |
1929 | return done; |
1930 | } | |
1931 | \f | |
1932 | /* Group the digits according to the grouping rules of the current locale. | |
1933 | The interpretation of GROUPING is as in `struct lconv' from <locale.h>. */ | |
655c0697 | 1934 | static CHAR_T * |
dfd2257a | 1935 | internal_function |
655c0697 | 1936 | group_number (CHAR_T *w, CHAR_T *rear_ptr, const char *grouping, |
4295702f UD |
1937 | #ifdef COMPILE_WPRINTF |
1938 | wchar_t thousands_sep | |
1939 | #else | |
1940 | const char *thousands_sep | |
1941 | #endif | |
1942 | ) | |
28f540f4 RM |
1943 | { |
1944 | int len; | |
655c0697 | 1945 | CHAR_T *src, *s; |
4295702f UD |
1946 | #ifndef COMPILE_WPRINTF |
1947 | int tlen = strlen (thousands_sep); | |
1948 | #endif | |
28f540f4 RM |
1949 | |
1950 | /* We treat all negative values like CHAR_MAX. */ | |
1951 | ||
feb3c934 | 1952 | if (*grouping == CHAR_MAX || *grouping <= 0) |
28f540f4 RM |
1953 | /* No grouping should be done. */ |
1954 | return w; | |
1955 | ||
eb35b097 | 1956 | len = *grouping++; |
28f540f4 RM |
1957 | |
1958 | /* Copy existing string so that nothing gets overwritten. */ | |
655c0697 | 1959 | src = (CHAR_T *) alloca ((rear_ptr - w) * sizeof (CHAR_T)); |
69c69fe1 UD |
1960 | s = (CHAR_T *) __mempcpy (src, w, |
1961 | (rear_ptr - w) * sizeof (CHAR_T)); | |
299a95b9 | 1962 | w = rear_ptr; |
28f540f4 RM |
1963 | |
1964 | /* Process all characters in the string. */ | |
69c69fe1 | 1965 | while (s > src) |
28f540f4 | 1966 | { |
69c69fe1 | 1967 | *--w = *--s; |
28f540f4 | 1968 | |
69c69fe1 | 1969 | if (--len == 0 && s > src) |
28f540f4 RM |
1970 | { |
1971 | /* A new group begins. */ | |
4295702f | 1972 | #ifdef COMPILE_WPRINTF |
69c69fe1 | 1973 | *--w = thousands_sep; |
4295702f UD |
1974 | #else |
1975 | int cnt = tlen; | |
1976 | do | |
69c69fe1 | 1977 | *--w = thousands_sep[--cnt]; |
4295702f UD |
1978 | while (cnt > 0); |
1979 | #endif | |
28f540f4 | 1980 | |
eb35b097 | 1981 | if (*grouping == CHAR_MAX |
60c96635 UD |
1982 | #if CHAR_MIN < 0 |
1983 | || *grouping < 0 | |
1984 | #endif | |
1985 | ) | |
28f540f4 RM |
1986 | { |
1987 | /* No further grouping to be done. | |
1988 | Copy the rest of the number. */ | |
1989 | do | |
69c69fe1 UD |
1990 | *--w = *--s; |
1991 | while (s > src); | |
28f540f4 RM |
1992 | break; |
1993 | } | |
eb35b097 UD |
1994 | else if (*grouping != '\0') |
1995 | /* The previous grouping repeats ad infinitum. */ | |
1996 | len = *grouping++; | |
1997 | else | |
1998 | len = grouping[-1]; | |
28f540f4 RM |
1999 | } |
2000 | } | |
28f540f4 RM |
2001 | return w; |
2002 | } | |
2003 | \f | |
28f540f4 RM |
2004 | /* Helper "class" for `fprintf to unbuffered': creates a temporary buffer. */ |
2005 | struct helper_file | |
2006 | { | |
2007 | struct _IO_FILE_plus _f; | |
9c38a689 UD |
2008 | #ifdef COMPILE_WPRINTF |
2009 | struct _IO_wide_data _wide_data; | |
2010 | #endif | |
28f540f4 | 2011 | _IO_FILE *_put_stream; |
c4029823 UD |
2012 | #ifdef _IO_MTSAFE_IO |
2013 | _IO_lock_t lock; | |
2014 | #endif | |
28f540f4 RM |
2015 | }; |
2016 | ||
2017 | static int | |
522548fb | 2018 | _IO_helper_overflow (_IO_FILE *s, int c) |
28f540f4 RM |
2019 | { |
2020 | _IO_FILE *target = ((struct helper_file*) s)->_put_stream; | |
d64b6ad0 UD |
2021 | #ifdef COMPILE_WPRINTF |
2022 | int used = s->_wide_data->_IO_write_ptr - s->_wide_data->_IO_write_base; | |
2023 | if (used) | |
2024 | { | |
2025 | _IO_size_t written = _IO_sputn (target, s->_wide_data->_IO_write_base, | |
2026 | used); | |
2027 | s->_wide_data->_IO_write_ptr -= written; | |
2028 | } | |
2029 | #else | |
28f540f4 RM |
2030 | int used = s->_IO_write_ptr - s->_IO_write_base; |
2031 | if (used) | |
2032 | { | |
2033 | _IO_size_t written = _IO_sputn (target, s->_IO_write_base, used); | |
2034 | s->_IO_write_ptr -= written; | |
2035 | } | |
d64b6ad0 | 2036 | #endif |
7c713e28 | 2037 | return PUTC (c, s); |
28f540f4 RM |
2038 | } |
2039 | ||
9c38a689 UD |
2040 | #ifdef COMPILE_WPRINTF |
2041 | static const struct _IO_jump_t _IO_helper_jumps = | |
2042 | { | |
2043 | JUMP_INIT_DUMMY, | |
77fe0b9c | 2044 | JUMP_INIT (finish, INTUSE(_IO_wdefault_finish)), |
9c38a689 UD |
2045 | JUMP_INIT (overflow, _IO_helper_overflow), |
2046 | JUMP_INIT (underflow, _IO_default_underflow), | |
77fe0b9c UD |
2047 | JUMP_INIT (uflow, INTUSE(_IO_default_uflow)), |
2048 | JUMP_INIT (pbackfail, (_IO_pbackfail_t) INTUSE(_IO_wdefault_pbackfail)), | |
2049 | JUMP_INIT (xsputn, INTUSE(_IO_wdefault_xsputn)), | |
2050 | JUMP_INIT (xsgetn, INTUSE(_IO_wdefault_xsgetn)), | |
9c38a689 UD |
2051 | JUMP_INIT (seekoff, _IO_default_seekoff), |
2052 | JUMP_INIT (seekpos, _IO_default_seekpos), | |
bff334e0 | 2053 | JUMP_INIT (setbuf, _IO_default_setbuf), |
9c38a689 | 2054 | JUMP_INIT (sync, _IO_default_sync), |
77fe0b9c | 2055 | JUMP_INIT (doallocate, INTUSE(_IO_wdefault_doallocate)), |
9c38a689 UD |
2056 | JUMP_INIT (read, _IO_default_read), |
2057 | JUMP_INIT (write, _IO_default_write), | |
2058 | JUMP_INIT (seek, _IO_default_seek), | |
2059 | JUMP_INIT (close, _IO_default_close), | |
2060 | JUMP_INIT (stat, _IO_default_stat) | |
2061 | }; | |
2062 | #else | |
28f540f4 | 2063 | static const struct _IO_jump_t _IO_helper_jumps = |
299a95b9 RM |
2064 | { |
2065 | JUMP_INIT_DUMMY, | |
77fe0b9c | 2066 | JUMP_INIT (finish, INTUSE(_IO_default_finish)), |
299a95b9 RM |
2067 | JUMP_INIT (overflow, _IO_helper_overflow), |
2068 | JUMP_INIT (underflow, _IO_default_underflow), | |
77fe0b9c UD |
2069 | JUMP_INIT (uflow, INTUSE(_IO_default_uflow)), |
2070 | JUMP_INIT (pbackfail, INTUSE(_IO_default_pbackfail)), | |
2071 | JUMP_INIT (xsputn, INTUSE(_IO_default_xsputn)), | |
2072 | JUMP_INIT (xsgetn, INTUSE(_IO_default_xsgetn)), | |
299a95b9 RM |
2073 | JUMP_INIT (seekoff, _IO_default_seekoff), |
2074 | JUMP_INIT (seekpos, _IO_default_seekpos), | |
2075 | JUMP_INIT (setbuf, _IO_default_setbuf), | |
2076 | JUMP_INIT (sync, _IO_default_sync), | |
77fe0b9c | 2077 | JUMP_INIT (doallocate, INTUSE(_IO_default_doallocate)), |
299a95b9 RM |
2078 | JUMP_INIT (read, _IO_default_read), |
2079 | JUMP_INIT (write, _IO_default_write), | |
2080 | JUMP_INIT (seek, _IO_default_seek), | |
2081 | JUMP_INIT (close, _IO_default_close), | |
2082 | JUMP_INIT (stat, _IO_default_stat) | |
2083 | }; | |
9c38a689 | 2084 | #endif |
28f540f4 RM |
2085 | |
2086 | static int | |
dfd2257a | 2087 | internal_function |
299a95b9 RM |
2088 | buffered_vfprintf (register _IO_FILE *s, const CHAR_T *format, |
2089 | _IO_va_list args) | |
28f540f4 | 2090 | { |
d64b6ad0 | 2091 | CHAR_T buf[_IO_BUFSIZ]; |
28f540f4 | 2092 | struct helper_file helper; |
2ca8b1ee | 2093 | register _IO_FILE *hp = (_IO_FILE *) &helper._f; |
28f540f4 RM |
2094 | int result, to_flush; |
2095 | ||
655de5fd UD |
2096 | /* Orient the stream. */ |
2097 | #ifdef ORIENT | |
2098 | ORIENT; | |
2099 | #endif | |
2100 | ||
28f540f4 RM |
2101 | /* Initialize helper. */ |
2102 | helper._put_stream = s; | |
d64b6ad0 | 2103 | #ifdef COMPILE_WPRINTF |
9c38a689 | 2104 | hp->_wide_data = &helper._wide_data; |
d64b6ad0 | 2105 | _IO_wsetp (hp, buf, buf + sizeof buf / sizeof (CHAR_T)); |
110215a9 | 2106 | hp->_mode = 1; |
d64b6ad0 UD |
2107 | #else |
2108 | _IO_setp (hp, buf, buf + sizeof buf); | |
110215a9 | 2109 | hp->_mode = -1; |
d64b6ad0 | 2110 | #endif |
c020d48c | 2111 | hp->_IO_file_flags = _IO_MAGIC|_IO_NO_READS|_IO_USER_LOCK; |
bd355af0 UD |
2112 | #if _IO_JUMPS_OFFSET |
2113 | hp->_vtable_offset = 0; | |
2114 | #endif | |
c4029823 | 2115 | #ifdef _IO_MTSAFE_IO |
c020d48c | 2116 | hp->_lock = NULL; |
c4029823 | 2117 | #endif |
b5cc329c | 2118 | hp->_flags2 = s->_flags2; |
2ca8b1ee | 2119 | _IO_JUMPS (&helper._f) = (struct _IO_jump_t *) &_IO_helper_jumps; |
96aa2d94 | 2120 | |
28f540f4 | 2121 | /* Now print to helper instead. */ |
14c35863 | 2122 | #ifndef COMPILE_WPRINTF |
77fe0b9c UD |
2123 | result = INTUSE(_IO_vfprintf) (hp, format, args); |
2124 | #else | |
d64b6ad0 | 2125 | result = vfprintf (hp, format, args); |
77fe0b9c | 2126 | #endif |
28f540f4 | 2127 | |
5ef2d37b | 2128 | /* Lock stream. */ |
0dce3d15 | 2129 | __libc_cleanup_region_start (1, (void (*) (void *)) &_IO_funlockfile, s); |
5ef2d37b UD |
2130 | _IO_flockfile (s); |
2131 | ||
28f540f4 | 2132 | /* Now flush anything from the helper to the S. */ |
d64b6ad0 UD |
2133 | #ifdef COMPILE_WPRINTF |
2134 | if ((to_flush = (hp->_wide_data->_IO_write_ptr | |
2135 | - hp->_wide_data->_IO_write_base)) > 0) | |
2136 | { | |
2137 | if ((int) _IO_sputn (s, hp->_wide_data->_IO_write_base, to_flush) | |
2138 | != to_flush) | |
5ef2d37b | 2139 | result = -1; |
d64b6ad0 UD |
2140 | } |
2141 | #else | |
28f540f4 RM |
2142 | if ((to_flush = hp->_IO_write_ptr - hp->_IO_write_base) > 0) |
2143 | { | |
ba1ffaa1 | 2144 | if ((int) _IO_sputn (s, hp->_IO_write_base, to_flush) != to_flush) |
5ef2d37b | 2145 | result = -1; |
28f540f4 | 2146 | } |
d64b6ad0 | 2147 | #endif |
28f540f4 | 2148 | |
5ef2d37b UD |
2149 | /* Unlock the stream. */ |
2150 | _IO_funlockfile (s); | |
2151 | __libc_cleanup_region_end (0); | |
2152 | ||
28f540f4 RM |
2153 | return result; |
2154 | } | |
2155 | ||
14c35863 | 2156 | #undef vfprintf |
a334319f UD |
2157 | #ifdef strong_alias |
2158 | /* This is for glibc. */ | |
2159 | # ifdef COMPILE_WPRINTF | |
51028f34 | 2160 | strong_alias (_IO_vfwprintf, __vfwprintf); |
a334319f UD |
2161 | weak_alias (_IO_vfwprintf, vfwprintf); |
2162 | # else | |
2163 | strong_alias (_IO_vfprintf, vfprintf); | |
2164 | libc_hidden_def (vfprintf) | |
2165 | INTDEF(_IO_vfprintf) | |
2166 | # endif | |
14c35863 | 2167 | #else |
a334319f UD |
2168 | # if defined __ELF__ || defined __GNU_LIBRARY__ |
2169 | # include <gnu-stabs.h> | |
2170 | # ifdef weak_alias | |
2171 | # ifdef COMPILE_WPRINTF | |
2172 | weak_alias (_IO_vfwprintf, vfwprintf); | |
2173 | # else | |
2174 | weak_alias (_IO_vfprintf, vfprintf); | |
2175 | # endif | |
2176 | # endif | |
2177 | # endif | |
d64b6ad0 | 2178 | #endif |