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b6fe0bb8 | 1 | /* Various declarations for language-independent pretty-print subroutines. |
ef335eb8 | 2 | Copyright (C) 2003, 2004 Free Software Foundation, Inc. |
b6fe0bb8 GDR |
3 | Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net> |
4 | ||
5 | This file is part of GCC. | |
6 | ||
7 | GCC is free software; you can redistribute it and/or modify it under | |
8 | the terms of the GNU General Public License as published by the Free | |
9 | Software Foundation; either version 2, or (at your option) any later | |
10 | version. | |
11 | ||
12 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 | for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GCC; see the file COPYING. If not, write to the Free | |
19 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
20 | 02111-1307, USA. */ | |
21 | ||
22 | #include "config.h" | |
23 | #undef FLOAT /* This is for hpux. They should change hpux. */ | |
24 | #undef FFS /* Some systems define this in param.h. */ | |
25 | #include "system.h" | |
26 | #include "coretypes.h" | |
a668adb2 | 27 | #include "intl.h" |
b6fe0bb8 GDR |
28 | #include "pretty-print.h" |
29 | ||
30 | #define obstack_chunk_alloc xmalloc | |
31 | #define obstack_chunk_free free | |
32 | ||
33 | /* A pointer to the formatted diagnostic message. */ | |
34 | #define pp_formatted_text_data(PP) \ | |
35 | ((const char *) obstack_base (&pp_base (PP)->buffer->obstack)) | |
36 | ||
37 | /* Format an integer given by va_arg (ARG, type-specifier T) where | |
38 | type-specifier is a precision modifier as indicated by PREC. F is | |
39 | a string used to construct the appropriate format-specifier. */ | |
40 | #define pp_integer_with_precision(PP, ARG, PREC, T, F) \ | |
41 | do \ | |
42 | switch (PREC) \ | |
43 | { \ | |
44 | case 0: \ | |
45 | pp_scalar (PP, "%" F, va_arg (ARG, T)); \ | |
46 | break; \ | |
47 | \ | |
48 | case 1: \ | |
49 | pp_scalar (PP, "%l" F, va_arg (ARG, long T)); \ | |
50 | break; \ | |
51 | \ | |
52 | case 2: \ | |
53 | pp_scalar (PP, "%ll" F, va_arg (ARG, long long T)); \ | |
54 | break; \ | |
55 | \ | |
56 | default: \ | |
57 | break; \ | |
58 | } \ | |
59 | while (0) | |
60 | ||
61 | ||
62 | /* Subroutine of pp_set_maximum_length. Set up PRETTY-PRINTER's | |
63 | internal maximum characters per line. */ | |
64 | static void | |
65 | pp_set_real_maximum_length (pretty_printer *pp) | |
66 | { | |
67 | /* If we're told not to wrap lines then do the obvious thing. In case | |
68 | we'll emit prefix only once per message, it is appropriate | |
69 | not to increase unnecessarily the line-length cut-off. */ | |
70 | if (!pp_is_wrapping_line (pp) | |
71 | || pp_prefixing_rule (pp) == DIAGNOSTICS_SHOW_PREFIX_ONCE | |
72 | || pp_prefixing_rule (pp) == DIAGNOSTICS_SHOW_PREFIX_NEVER) | |
73 | pp->maximum_length = pp_line_cutoff (pp); | |
74 | else | |
75 | { | |
76 | int prefix_length = pp->prefix ? strlen (pp->prefix) : 0; | |
77 | /* If the prefix is ridiculously too long, output at least | |
78 | 32 characters. */ | |
79 | if (pp_line_cutoff (pp) - prefix_length < 32) | |
80 | pp->maximum_length = pp_line_cutoff (pp) + 32; | |
81 | else | |
82 | pp->maximum_length = pp_line_cutoff (pp); | |
83 | } | |
84 | } | |
85 | ||
86 | /* Clear PRETTY-PRINTER's output state. */ | |
87 | static inline void | |
88 | pp_clear_state (pretty_printer *pp) | |
89 | { | |
90 | pp->emitted_prefix = false; | |
91 | pp_indentation (pp) = 0; | |
92 | } | |
93 | ||
b6fe0bb8 | 94 | /* Flush the formatted text of PRETTY-PRINTER onto the attached stream. */ |
6de9cd9a | 95 | void |
b6fe0bb8 GDR |
96 | pp_write_text_to_stream (pretty_printer *pp) |
97 | { | |
98 | const char *text = pp_formatted_text (pp); | |
99 | fputs (text, pp->buffer->stream); | |
100 | pp_clear_output_area (pp); | |
101 | } | |
102 | ||
103 | /* Wrap a text delimited by START and END into PRETTY-PRINTER. */ | |
104 | static void | |
105 | pp_wrap_text (pretty_printer *pp, const char *start, const char *end) | |
106 | { | |
107 | bool wrapping_line = pp_is_wrapping_line (pp); | |
108 | ||
109 | while (start != end) | |
110 | { | |
111 | /* Dump anything bordered by whitespaces. */ | |
112 | { | |
113 | const char *p = start; | |
114 | while (p != end && !ISBLANK (*p) && *p != '\n') | |
115 | ++p; | |
116 | if (wrapping_line | |
117 | && p - start >= pp_remaining_character_count_for_line (pp)) | |
118 | pp_newline (pp); | |
119 | pp_append_text (pp, start, p); | |
120 | start = p; | |
121 | } | |
122 | ||
123 | if (start != end && ISBLANK (*start)) | |
124 | { | |
125 | pp_space (pp); | |
126 | ++start; | |
127 | } | |
128 | if (start != end && *start == '\n') | |
129 | { | |
130 | pp_newline (pp); | |
131 | ++start; | |
132 | } | |
133 | } | |
134 | } | |
135 | ||
136 | /* Same as pp_wrap_text but wrap text only when in line-wrapping mode. */ | |
137 | static inline void | |
138 | pp_maybe_wrap_text (pretty_printer *pp, const char *start, const char *end) | |
139 | { | |
140 | if (pp_is_wrapping_line (pp)) | |
141 | pp_wrap_text (pp, start, end); | |
142 | else | |
143 | pp_append_text (pp, start, end); | |
144 | } | |
145 | ||
146 | /* Append to the output area of PRETTY-PRINTER a string specified by its | |
147 | STARTing character and LENGTH. */ | |
148 | static inline void | |
149 | pp_append_r (pretty_printer *pp, const char *start, int length) | |
150 | { | |
151 | obstack_grow (&pp->buffer->obstack, start, length); | |
152 | pp->buffer->line_length += length; | |
153 | } | |
154 | ||
4b780675 GDR |
155 | /* Insert enough spaces into the output area of PRETTY-PRINTER to bring |
156 | the column position to the current indentation level, assuming that a | |
157 | newline has just been written to the buffer. */ | |
158 | void | |
159 | pp_base_indent (pretty_printer *pp) | |
160 | { | |
161 | int n = pp_indentation (pp); | |
162 | int i; | |
163 | ||
164 | for (i = 0; i < n; ++i) | |
165 | pp_space (pp); | |
166 | } | |
167 | ||
b6fe0bb8 GDR |
168 | /* Format a message pointed to by TEXT. The following format specifiers are |
169 | recognized as being client independent: | |
170 | %d, %i: (signed) integer in base ten. | |
171 | %u: unsigned integer in base ten. | |
172 | %o: unsigned integer in base eight. | |
173 | %x: unsigned integer in base sixteen. | |
174 | %ld, %li, %lo, %lu, %lx: long versions of the above. | |
175 | %lld, %lli, %llo, %llu, %llx: long long versions. | |
176 | %wd, %wi, %wo, %wu, %wx: HOST_WIDE_INT versions. | |
177 | %c: character. | |
178 | %s: string. | |
179 | %p: pointer. | |
180 | %m: strerror(text->err_no) - does not consume a value from args_ptr. | |
a668adb2 JM |
181 | %%: '%'. |
182 | %`: opening quote. | |
183 | %': closing quote. | |
cb83302c | 184 | %.*s: a substring the length of which is specified by an integer. |
a668adb2 JM |
185 | %H: location_t. |
186 | Flag 'q': quote formatted text (must come immediately after '%'). */ | |
b6fe0bb8 | 187 | void |
e1a4dd13 | 188 | pp_base_format_text (pretty_printer *pp, text_info *text) |
b6fe0bb8 GDR |
189 | { |
190 | for (; *text->format_spec; ++text->format_spec) | |
191 | { | |
192 | int precision = 0; | |
193 | bool wide = false; | |
a668adb2 | 194 | bool quoted = false; |
b6fe0bb8 GDR |
195 | |
196 | /* Ignore text. */ | |
197 | { | |
198 | const char *p = text->format_spec; | |
199 | while (*p && *p != '%') | |
200 | ++p; | |
201 | pp_wrap_text (pp, text->format_spec, p); | |
202 | text->format_spec = p; | |
203 | } | |
204 | ||
205 | if (*text->format_spec == '\0') | |
206 | break; | |
207 | ||
a668adb2 JM |
208 | /* We got a '%'. Check for 'q', then parse precision modifiers, |
209 | if any. */ | |
210 | if (*++text->format_spec == 'q') | |
211 | { | |
212 | quoted = true; | |
213 | ++text->format_spec; | |
214 | } | |
215 | switch (*text->format_spec) | |
b6fe0bb8 GDR |
216 | { |
217 | case 'w': | |
218 | wide = true; | |
219 | ++text->format_spec; | |
220 | break; | |
221 | ||
222 | case 'l': | |
223 | do | |
224 | ++precision; | |
225 | while (*++text->format_spec == 'l'); | |
226 | break; | |
227 | ||
228 | default: | |
229 | break; | |
230 | } | |
a98ebe2e | 231 | /* We don't support precision beyond that of "long long". */ |
b6fe0bb8 GDR |
232 | if (precision > 2) |
233 | abort(); | |
234 | ||
a668adb2 JM |
235 | if (quoted) |
236 | pp_string (pp, open_quote); | |
b6fe0bb8 GDR |
237 | switch (*text->format_spec) |
238 | { | |
239 | case 'c': | |
240 | pp_character (pp, va_arg (*text->args_ptr, int)); | |
241 | break; | |
242 | ||
243 | case 'd': | |
244 | case 'i': | |
245 | if (wide) | |
246 | pp_wide_integer (pp, va_arg (*text->args_ptr, HOST_WIDE_INT)); | |
247 | else | |
248 | pp_integer_with_precision | |
249 | (pp, *text->args_ptr, precision, int, "d"); | |
250 | break; | |
251 | ||
252 | case 'o': | |
253 | if (wide) | |
254 | pp_scalar (pp, "%" HOST_WIDE_INT_PRINT "o", | |
255 | va_arg (*text->args_ptr, unsigned HOST_WIDE_INT)); | |
256 | else | |
257 | pp_integer_with_precision | |
258 | (pp, *text->args_ptr, precision, unsigned, "u"); | |
259 | break; | |
260 | ||
261 | case 's': | |
262 | pp_string (pp, va_arg (*text->args_ptr, const char *)); | |
263 | break; | |
264 | ||
265 | case 'p': | |
266 | pp_pointer (pp, va_arg (*text->args_ptr, void *)); | |
267 | break; | |
268 | ||
269 | case 'u': | |
270 | if (wide) | |
271 | pp_scalar (pp, HOST_WIDE_INT_PRINT_UNSIGNED, | |
272 | va_arg (*text->args_ptr, unsigned HOST_WIDE_INT)); | |
273 | else | |
274 | pp_integer_with_precision | |
275 | (pp, *text->args_ptr, precision, unsigned, "u"); | |
276 | break; | |
277 | ||
278 | case 'x': | |
279 | if (wide) | |
280 | pp_scalar (pp, HOST_WIDE_INT_PRINT_HEX, | |
281 | va_arg (*text->args_ptr, unsigned HOST_WIDE_INT)); | |
282 | else | |
283 | pp_integer_with_precision | |
284 | (pp, *text->args_ptr, precision, unsigned, "x"); | |
285 | break; | |
286 | ||
287 | case 'm': | |
288 | pp_string (pp, xstrerror (text->err_no)); | |
289 | break; | |
290 | ||
291 | case '%': | |
292 | pp_character (pp, '%'); | |
293 | break; | |
294 | ||
a668adb2 JM |
295 | case '`': |
296 | pp_string (pp, open_quote); | |
297 | break; | |
298 | ||
299 | case '\'': | |
300 | pp_string (pp, close_quote); | |
301 | break; | |
302 | ||
b6fe0bb8 GDR |
303 | case 'H': |
304 | { | |
305 | const location_t *locus = va_arg (*text->args_ptr, location_t *); | |
306 | pp_string (pp, "file '"); | |
307 | pp_string (pp, locus->file); | |
308 | pp_string (pp, "', line "); | |
309 | pp_decimal_int (pp, locus->line); | |
310 | } | |
311 | break; | |
312 | ||
313 | case '.': | |
314 | { | |
315 | int n; | |
316 | const char *s; | |
a668adb2 | 317 | /* We handle no precision specifier but '%.*s'. */ |
b6fe0bb8 GDR |
318 | if (*++text->format_spec != '*') |
319 | abort (); | |
320 | else if (*++text->format_spec != 's') | |
321 | abort (); | |
322 | n = va_arg (*text->args_ptr, int); | |
323 | s = va_arg (*text->args_ptr, const char *); | |
324 | pp_append_text (pp, s, s + n); | |
325 | } | |
326 | break; | |
327 | ||
328 | default: | |
329 | if (!pp_format_decoder (pp) || !(*pp_format_decoder (pp)) (pp, text)) | |
330 | { | |
331 | /* Hmmm. The client failed to install a format translator | |
332 | but called us with an unrecognized format. Or, maybe, the | |
333 | translated string just contains an invalid format, or | |
334 | has formats in the wrong order. Sorry. */ | |
335 | abort (); | |
336 | } | |
337 | } | |
a668adb2 JM |
338 | if (quoted) |
339 | pp_string (pp, close_quote); | |
b6fe0bb8 GDR |
340 | } |
341 | } | |
342 | ||
343 | /* Helper subroutine of output_verbatim and verbatim. Do the appropriate | |
344 | settings needed by BUFFER for a verbatim formatting. */ | |
345 | void | |
e1a4dd13 | 346 | pp_base_format_verbatim (pretty_printer *pp, text_info *text) |
b6fe0bb8 GDR |
347 | { |
348 | diagnostic_prefixing_rule_t rule = pp_prefixing_rule (pp); | |
349 | int line_cutoff = pp_line_cutoff (pp); | |
350 | ||
351 | /* Set verbatim mode. */ | |
352 | pp->prefixing_rule = DIAGNOSTICS_SHOW_PREFIX_NEVER; | |
353 | pp_line_cutoff (pp) = 0; | |
354 | /* Do the actual formatting. */ | |
355 | pp_format_text (pp, text); | |
356 | /* Restore previous settings. */ | |
357 | pp_prefixing_rule (pp) = rule; | |
358 | pp_line_cutoff (pp) = line_cutoff; | |
359 | } | |
360 | ||
361 | /* Flush the content of BUFFER onto the attached stream. */ | |
362 | void | |
e1a4dd13 | 363 | pp_base_flush (pretty_printer *pp) |
b6fe0bb8 GDR |
364 | { |
365 | pp_write_text_to_stream (pp); | |
366 | pp_clear_state (pp); | |
367 | fputc ('\n', pp->buffer->stream); | |
368 | fflush (pp->buffer->stream); | |
7b330e08 | 369 | pp_needs_newline (pp) = false; |
b6fe0bb8 GDR |
370 | } |
371 | ||
372 | /* Sets the number of maximum characters per line PRETTY-PRINTER can | |
373 | output in line-wrapping mode. A LENGTH value 0 suppresses | |
374 | line-wrapping. */ | |
375 | void | |
e1a4dd13 | 376 | pp_base_set_line_maximum_length (pretty_printer *pp, int length) |
b6fe0bb8 GDR |
377 | { |
378 | pp_line_cutoff (pp) = length; | |
379 | pp_set_real_maximum_length (pp); | |
380 | } | |
381 | ||
382 | /* Clear PRETTY-PRINTER output area text info. */ | |
383 | void | |
e1a4dd13 | 384 | pp_base_clear_output_area (pretty_printer *pp) |
b6fe0bb8 GDR |
385 | { |
386 | obstack_free (&pp->buffer->obstack, obstack_base (&pp->buffer->obstack)); | |
387 | pp->buffer->line_length = 0; | |
388 | } | |
389 | ||
390 | /* Set PREFIX for PRETTY-PRINTER. */ | |
391 | void | |
e1a4dd13 | 392 | pp_base_set_prefix (pretty_printer *pp, const char *prefix) |
b6fe0bb8 GDR |
393 | { |
394 | pp->prefix = prefix; | |
395 | pp_set_real_maximum_length (pp); | |
396 | pp->emitted_prefix = false; | |
397 | pp_indentation (pp) = 0; | |
398 | } | |
399 | ||
400 | /* Free PRETTY-PRINTER's prefix, a previously malloc()'d string. */ | |
401 | void | |
e1a4dd13 | 402 | pp_base_destroy_prefix (pretty_printer *pp) |
b6fe0bb8 GDR |
403 | { |
404 | if (pp->prefix != NULL) | |
405 | { | |
406 | free ((char *) pp->prefix); | |
407 | pp->prefix = NULL; | |
408 | } | |
409 | } | |
410 | ||
411 | /* Write out PRETTY-PRINTER's prefix. */ | |
412 | void | |
e1a4dd13 | 413 | pp_base_emit_prefix (pretty_printer *pp) |
b6fe0bb8 GDR |
414 | { |
415 | if (pp->prefix != NULL) | |
416 | { | |
417 | switch (pp_prefixing_rule (pp)) | |
418 | { | |
419 | default: | |
420 | case DIAGNOSTICS_SHOW_PREFIX_NEVER: | |
421 | break; | |
422 | ||
423 | case DIAGNOSTICS_SHOW_PREFIX_ONCE: | |
424 | if (pp->emitted_prefix) | |
425 | { | |
4b780675 | 426 | pp_base_indent (pp); |
b6fe0bb8 GDR |
427 | break; |
428 | } | |
429 | pp_indentation (pp) += 3; | |
430 | /* Fall through. */ | |
431 | ||
432 | case DIAGNOSTICS_SHOW_PREFIX_EVERY_LINE: | |
433 | { | |
434 | int prefix_length = strlen (pp->prefix); | |
435 | pp_append_r (pp, pp->prefix, prefix_length); | |
436 | pp->emitted_prefix = true; | |
437 | } | |
438 | break; | |
439 | } | |
440 | } | |
441 | } | |
442 | ||
443 | /* Construct a PRETTY-PRINTER with PREFIX and of MAXIMUM_LENGTH | |
444 | characters per line. */ | |
445 | void | |
446 | pp_construct (pretty_printer *pp, const char *prefix, int maximum_length) | |
447 | { | |
448 | memset (pp, 0, sizeof (pretty_printer)); | |
c4555dd9 | 449 | pp->buffer = xcalloc (1, sizeof (output_buffer)); |
b6fe0bb8 GDR |
450 | obstack_init (&pp->buffer->obstack); |
451 | pp->buffer->stream = stderr; | |
452 | pp_line_cutoff (pp) = maximum_length; | |
453 | pp_prefixing_rule (pp) = DIAGNOSTICS_SHOW_PREFIX_ONCE; | |
454 | pp_set_prefix (pp, prefix); | |
455 | } | |
456 | ||
457 | /* Append a string delimited by START and END to the output area of | |
458 | PRETTY-PRINTER. No line wrapping is done. However, if beginning a | |
459 | new line then emit PRETTY-PRINTER's prefix and skip any leading | |
460 | whitespace if appropriate. The caller must ensure that it is | |
461 | safe to do so. */ | |
462 | void | |
e1a4dd13 | 463 | pp_base_append_text (pretty_printer *pp, const char *start, const char *end) |
b6fe0bb8 GDR |
464 | { |
465 | /* Emit prefix and skip whitespace if we're starting a new line. */ | |
466 | if (pp->buffer->line_length == 0) | |
467 | { | |
468 | pp_emit_prefix (pp); | |
469 | if (pp_is_wrapping_line (pp)) | |
470 | while (start != end && *start == ' ') | |
471 | ++start; | |
472 | } | |
473 | pp_append_r (pp, start, end - start); | |
474 | } | |
475 | ||
476 | /* Finishes constructing a NULL-terminated character string representing | |
477 | the PRETTY-PRINTED text. */ | |
478 | const char * | |
e1a4dd13 | 479 | pp_base_formatted_text (pretty_printer *pp) |
b6fe0bb8 GDR |
480 | { |
481 | obstack_1grow (&pp->buffer->obstack, '\0'); | |
482 | return pp_formatted_text_data (pp); | |
483 | } | |
484 | ||
485 | /* Return a pointer to the last character emitted in PRETTY-PRINTER's | |
486 | output area. A NULL pointer means no character available. */ | |
487 | const char * | |
e1a4dd13 | 488 | pp_base_last_position_in_text (const pretty_printer *pp) |
b6fe0bb8 GDR |
489 | { |
490 | const char *p = NULL; | |
491 | struct obstack *text = &pp->buffer->obstack; | |
492 | ||
493 | if (obstack_base (text) != obstack_next_free (text)) | |
494 | p = ((const char *) obstack_next_free (text)) - 1; | |
495 | return p; | |
496 | } | |
497 | ||
498 | /* Return the amount of characters PRETTY-PRINTER can accept to | |
ba228239 | 499 | make a full line. Meaningful only in line-wrapping mode. */ |
b6fe0bb8 | 500 | int |
e1a4dd13 | 501 | pp_base_remaining_character_count_for_line (pretty_printer *pp) |
b6fe0bb8 GDR |
502 | { |
503 | return pp->maximum_length - pp->buffer->line_length; | |
504 | } | |
505 | ||
506 | ||
507 | /* Format a message into BUFFER a la printf. */ | |
508 | void | |
509 | pp_printf (pretty_printer *pp, const char *msg, ...) | |
510 | { | |
511 | text_info text; | |
512 | va_list ap; | |
513 | ||
514 | va_start (ap, msg); | |
515 | text.err_no = errno; | |
516 | text.args_ptr = ≈ | |
517 | text.format_spec = msg; | |
518 | pp_format_text (pp, &text); | |
519 | va_end (ap); | |
520 | } | |
521 | ||
522 | ||
523 | /* Output MESSAGE verbatim into BUFFER. */ | |
524 | void | |
525 | pp_verbatim (pretty_printer *pp, const char *msg, ...) | |
526 | { | |
527 | text_info text; | |
528 | va_list ap; | |
529 | ||
530 | va_start (ap, msg); | |
531 | text.err_no = errno; | |
532 | text.args_ptr = ≈ | |
533 | text.format_spec = msg; | |
534 | pp_format_verbatim (pp, &text); | |
535 | va_end (ap); | |
536 | } | |
537 | ||
538 | ||
539 | ||
540 | /* Have PRETTY-PRINTER start a new line. */ | |
541 | void | |
8f7ace48 | 542 | pp_base_newline (pretty_printer *pp) |
b6fe0bb8 GDR |
543 | { |
544 | obstack_1grow (&pp->buffer->obstack, '\n'); | |
545 | pp->buffer->line_length = 0; | |
546 | } | |
547 | ||
548 | /* Have PRETTY-PRINTER add a CHARACTER. */ | |
549 | void | |
8f7ace48 | 550 | pp_base_character (pretty_printer *pp, int c) |
b6fe0bb8 GDR |
551 | { |
552 | if (pp_is_wrapping_line (pp) | |
553 | && pp_remaining_character_count_for_line (pp) <= 0) | |
554 | { | |
555 | pp_newline (pp); | |
556 | if (ISSPACE (c)) | |
557 | return; | |
558 | } | |
559 | obstack_1grow (&pp->buffer->obstack, c); | |
560 | ++pp->buffer->line_length; | |
561 | } | |
562 | ||
563 | /* Append a STRING to the output area of PRETTY-PRINTER; the STRING may | |
564 | be line-wrapped if in appropriate mode. */ | |
565 | void | |
8f7ace48 | 566 | pp_base_string (pretty_printer *pp, const char *str) |
b6fe0bb8 GDR |
567 | { |
568 | pp_maybe_wrap_text (pp, str, str + (str ? strlen (str) : 0)); | |
569 | } | |
570 | ||
b9b44fb9 | 571 | /* Maybe print out a whitespace if needed. */ |
b6fe0bb8 | 572 | |
b9b44fb9 GDR |
573 | void |
574 | pp_base_maybe_space (pretty_printer *pp) | |
575 | { | |
576 | if (pp_base (pp)->padding != pp_none) | |
577 | { | |
578 | pp_space (pp); | |
579 | pp_base (pp)->padding = pp_none; | |
580 | } | |
581 | } |