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5daf7ede | 1 | |
2 | /* Install modified versions of certain ANSI-incompatible system header | |
3 | files which are fixed to work correctly with ANSI C and placed in a | |
fef0883b | 4 | directory that GCC will search. |
5daf7ede | 5 | |
fef0883b | 6 | Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 |
7 | Free Software Foundation, Inc. | |
5daf7ede | 8 | |
fef0883b | 9 | This file is part of GCC. |
5daf7ede | 10 | |
fef0883b | 11 | GCC is free software; you can redistribute it and/or modify |
5daf7ede | 12 | it under the terms of the GNU General Public License as published by |
13 | the Free Software Foundation; either version 2, or (at your option) | |
14 | any later version. | |
15 | ||
fef0883b | 16 | GCC is distributed in the hope that it will be useful, |
5daf7ede | 17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | GNU General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU General Public License | |
fef0883b | 22 | along with GCC; see the file COPYING. If not, write to |
5daf7ede | 23 | the Free Software Foundation, 59 Temple Place - Suite 330, |
24 | Boston, MA 02111-1307, USA. */ | |
25 | ||
2a281353 | 26 | #ifndef GCC_FIXLIB_H |
27 | #define GCC_FIXLIB_H | |
5daf7ede | 28 | |
9aac3497 | 29 | #include "config.h" |
5daf7ede | 30 | #include "system.h" |
ca58af19 | 31 | #include <signal.h> |
5daf7ede | 32 | |
30f9dc1c | 33 | #include "xregex.h" |
7cd86c4d | 34 | #include "libiberty.h" |
5daf7ede | 35 | |
36 | #ifndef STDIN_FILENO | |
37 | # define STDIN_FILENO 0 | |
38 | #endif | |
39 | #ifndef STDOUT_FILENO | |
40 | # define STDOUT_FILENO 1 | |
41 | #endif | |
42 | ||
43 | typedef int t_success; | |
44 | ||
45 | #define FAILURE (-1) | |
46 | #define SUCCESS 0 | |
47 | #define PROBLEM 1 | |
48 | ||
49 | #define SUCCEEDED(p) ((p) == SUCCESS) | |
50 | #define SUCCESSFUL(p) SUCCEEDED (p) | |
51 | #define FAILED(p) ((p) < SUCCESS) | |
52 | #define HADGLITCH(p) ((p) > SUCCESS) | |
53 | ||
5beb4ba0 | 54 | #ifndef DEBUG |
55 | # define STATIC static | |
56 | #else | |
57 | # define STATIC | |
58 | #endif | |
5daf7ede | 59 | |
60 | #define tSCC static const char | |
61 | #define tCC const char | |
62 | #define tSC static char | |
63 | ||
64 | /* If this particular system's header files define the macro `MAXPATHLEN', | |
65 | we happily take advantage of it; otherwise we use a value which ought | |
66 | to be large enough. */ | |
67 | #ifndef MAXPATHLEN | |
68 | # define MAXPATHLEN 4096 | |
69 | #endif | |
70 | ||
71 | #ifndef EXIT_SUCCESS | |
72 | # define EXIT_SUCCESS 0 | |
73 | #endif | |
74 | #ifndef EXIT_FAILURE | |
75 | # define EXIT_FAILURE 1 | |
76 | #endif | |
77 | ||
6c013a2f | 78 | #define EXIT_BROKEN 3 |
79 | ||
5daf7ede | 80 | #define NUL '\0' |
81 | ||
82 | #ifndef NOPROCESS | |
83 | #define NOPROCESS ((pid_t) -1) | |
84 | #define NULLPROCESS ((pid_t)0) | |
85 | ||
86 | #define EXIT_PANIC 99 | |
2548396b | 87 | #endif /* NOPROCESS */ |
5daf7ede | 88 | |
5beb4ba0 | 89 | #define IGNORE_ARG(a) ((void)(a)) |
90 | ||
e6c3d97b | 91 | typedef enum t_bool |
5daf7ede | 92 | { |
93 | BOOL_FALSE, BOOL_TRUE | |
94 | } t_bool; | |
95 | ||
a98784e9 | 96 | typedef int apply_fix_p_t; /* Apply Fix Predicate Type */ |
97 | ||
98 | #define APPLY_FIX 0 | |
99 | #define SKIP_FIX 1 | |
100 | ||
cc42f3d4 | 101 | #define ENV_TABLE \ |
102 | _ENV_( pz_machine, BOOL_TRUE, "TARGET_MACHINE", \ | |
103 | "output from config.guess" ) \ | |
104 | \ | |
70ba55fd | 105 | _ENV_( pz_orig_dir, BOOL_TRUE, "ORIGDIR", \ |
106 | "directory of fixincl and applyfix" ) \ | |
107 | \ | |
cc42f3d4 | 108 | _ENV_( pz_src_dir, BOOL_TRUE, "SRCDIR", \ |
109 | "directory of original files" ) \ | |
110 | \ | |
111 | _ENV_( pz_input_dir, BOOL_TRUE, "INPUT", \ | |
112 | "current directory for fixincl" ) \ | |
113 | \ | |
114 | _ENV_( pz_dest_dir, BOOL_TRUE, "DESTDIR", \ | |
115 | "output directory" ) \ | |
116 | \ | |
31b04dee | 117 | _ENV_( pz_mn_name_pat, BOOL_FALSE, "MN_NAME_PAT", \ |
118 | "regex matching forbidden identifiers" ) \ | |
119 | \ | |
cc42f3d4 | 120 | _ENV_( pz_verbose, BOOL_FALSE, "VERBOSE", \ |
121 | "amount of user entertainment" ) \ | |
122 | \ | |
123 | _ENV_( pz_find_base, BOOL_TRUE, "FIND_BASE", \ | |
124 | "leader to trim from file names" ) | |
125 | ||
31b04dee | 126 | #define _ENV_(v,m,n,t) extern tCC* v; |
127 | ENV_TABLE | |
128 | #undef _ENV_ | |
129 | ||
09fe1d5c | 130 | /* Test Descriptor |
131 | ||
132 | Each fix may have associated tests that determine | |
133 | whether the fix needs to be applied or not. | |
134 | Each test has a type (from the te_test_type enumeration); | |
135 | associated test text; and, if the test is TT_EGREP or | |
136 | the negated form TT_NEGREP, a pointer to the compiled | |
137 | version of the text string. | |
138 | ||
139 | */ | |
140 | typedef enum | |
141 | { | |
142 | TT_TEST, TT_EGREP, TT_NEGREP, TT_FUNCTION | |
143 | } te_test_type; | |
144 | ||
145 | typedef struct test_desc tTestDesc; | |
146 | ||
147 | struct test_desc | |
148 | { | |
149 | te_test_type type; | |
150 | const char *pz_test_text; | |
151 | regex_t *p_test_regex; | |
152 | }; | |
153 | ||
154 | typedef struct patch_desc tPatchDesc; | |
155 | ||
156 | /* Fix Descriptor | |
157 | ||
158 | Everything you ever wanted to know about how to apply | |
159 | a particular fix (which files, how to qualify them, | |
160 | how to actually make the fix, etc...) | |
161 | ||
94f426d1 | 162 | NB: the FD_ defines are BIT FLAGS, even though |
163 | some are mutually exclusive | |
09fe1d5c | 164 | |
165 | */ | |
166 | #define FD_MACH_ONLY 0x0000 | |
167 | #define FD_MACH_IFNOT 0x0001 | |
168 | #define FD_SHELL_SCRIPT 0x0002 | |
169 | #define FD_SUBROUTINE 0x0004 | |
170 | #define FD_REPLACEMENT 0x0008 | |
171 | #define FD_SKIP_TEST 0x8000 | |
172 | ||
173 | typedef struct fix_desc tFixDesc; | |
174 | struct fix_desc | |
175 | { | |
e6650807 | 176 | tCC* fix_name; /* Name of the fix */ |
177 | tCC* file_list; /* List of files it applies to */ | |
178 | tCC** papz_machs; /* List of machine/os-es it applies to */ | |
179 | int test_ct; | |
180 | int fd_flags; | |
181 | tTestDesc* p_test_desc; | |
182 | tCC** patch_args; | |
183 | long unused; | |
09fe1d5c | 184 | }; |
185 | ||
6c013a2f | 186 | typedef struct { |
187 | int type_name_len; | |
188 | tCC* pz_type; | |
189 | tCC* pz_TYPE; | |
190 | tCC* pz_gtype; | |
6c013a2f | 191 | } t_gnu_type_map; |
192 | ||
193 | extern int gnu_type_map_ct; | |
194 | ||
cc42f3d4 | 195 | #ifdef HAVE_MMAP_FILE |
196 | #define UNLOAD_DATA() do { if (curr_data_mapped) { \ | |
197 | munmap ((void*)pz_curr_data, data_map_size); close (data_map_fd); } \ | |
198 | else free ((void*)pz_curr_data); } while(0) | |
199 | #else | |
200 | #define UNLOAD_DATA() free ((void*)pz_curr_data) | |
201 | #endif | |
202 | ||
5daf7ede | 203 | /* |
204 | * Exported procedures | |
205 | */ | |
a95bcb36 | 206 | char * load_file_data ( FILE* fp ); |
2548396b | 207 | |
7cd86c4d | 208 | #ifdef IS_CXX_HEADER_NEEDED |
a95bcb36 | 209 | t_bool is_cxx_header ( tCC* filename, tCC* filetext ); |
7cd86c4d | 210 | #endif /* IS_CXX_HEADER_NEEDED */ |
2548396b | 211 | |
7cd86c4d | 212 | #ifdef SKIP_QUOTE_NEEDED |
a95bcb36 | 213 | tCC* skip_quote ( char q, char* text ); |
7cd86c4d | 214 | #endif |
09fe1d5c | 215 | |
a95bcb36 | 216 | void compile_re ( tCC* pat, regex_t* re, int match, tCC *e1, tCC *e2 ); |
2548396b | 217 | |
a95bcb36 | 218 | void apply_fix ( tFixDesc* p_fixd, tCC* filname ); |
2548396b | 219 | apply_fix_p_t |
a95bcb36 | 220 | run_test ( tCC* t_name, tCC* f_name, tCC* text ); |
09fe1d5c | 221 | |
d3aacc3b | 222 | #ifdef SEPARATE_FIX_PROC |
a95bcb36 | 223 | char* make_raw_shell_str ( char* pz_d, tCC* pz_s, size_t smax ); |
70ba55fd | 224 | #endif |
225 | ||
31b04dee | 226 | t_bool mn_get_regexps ( regex_t** label_re, regex_t** name_re, tCC *who ); |
2a281353 | 227 | #endif /* ! GCC_FIXLIB_H */ |