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
4 directory that GNU C will search.
6 Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
8 This file is part of GNU CC.
10 GNU CC is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2, or (at your option)
15 GNU CC is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with GNU CC; see the file COPYING. If not, write to
22 the Free Software Foundation, 59 Temple Place - Suite 330,
23 Boston, MA 02111-1307, USA. */
28 #include "auto-host.h"
33 #include "gnu-regex.h"
35 #include "libiberty.h"
38 # define STDIN_FILENO 0
41 # define STDOUT_FILENO 1
44 typedef int t_success
;
50 #define SUCCEEDED(p) ((p) == SUCCESS)
51 #define SUCCESSFUL(p) SUCCEEDED (p)
52 #define FAILED(p) ((p) < SUCCESS)
53 #define HADGLITCH(p) ((p) > SUCCESS)
56 # define STATIC static
61 #define tSCC static const char
62 #define tCC const char
63 #define tSC static char
65 /* If this particular system's header files define the macro `MAXPATHLEN',
66 we happily take advantage of it; otherwise we use a value which ought
67 to be large enough. */
69 # define MAXPATHLEN 4096
73 # define EXIT_SUCCESS 0
76 # define EXIT_FAILURE 1
84 #define NOPROCESS ((pid_t) -1)
85 #define NULLPROCESS ((pid_t)0)
88 #endif /* NOPROCESS */
90 #define IGNORE_ARG(a) ((void)(a))
97 typedef int apply_fix_p_t
; /* Apply Fix Predicate Type */
103 _ENV_( pz_machine, BOOL_TRUE, "TARGET_MACHINE", \
104 "output from config.guess" ) \
106 _ENV_( pz_orig_dir, BOOL_TRUE, "ORIGDIR", \
107 "directory of fixincl and applyfix" ) \
109 _ENV_( pz_src_dir, BOOL_TRUE, "SRCDIR", \
110 "directory of original files" ) \
112 _ENV_( pz_input_dir, BOOL_TRUE, "INPUT", \
113 "current directory for fixincl" ) \
115 _ENV_( pz_dest_dir, BOOL_TRUE, "DESTDIR", \
116 "output directory" ) \
118 _ENV_( pz_verbose, BOOL_FALSE, "VERBOSE", \
119 "amount of user entertainment" ) \
121 _ENV_( pz_find_base, BOOL_TRUE, "FIND_BASE", \
122 "leader to trim from file names" )
126 Each fix may have associated tests that determine
127 whether the fix needs to be applied or not.
128 Each test has a type (from the te_test_type enumeration);
129 associated test text; and, if the test is TT_EGREP or
130 the negated form TT_NEGREP, a pointer to the compiled
131 version of the text string.
136 TT_TEST
, TT_EGREP
, TT_NEGREP
, TT_FUNCTION
139 typedef struct test_desc tTestDesc
;
144 const char *pz_test_text
;
145 regex_t
*p_test_regex
;
148 typedef struct patch_desc tPatchDesc
;
152 Everything you ever wanted to know about how to apply
153 a particular fix (which files, how to qualify them,
154 how to actually make the fix, etc...)
156 NB: the FD_ defines are BIT FLAGS, even though
157 some are mutually exclusive
160 #define FD_MACH_ONLY 0x0000
161 #define FD_MACH_IFNOT 0x0001
162 #define FD_SHELL_SCRIPT 0x0002
163 #define FD_SUBROUTINE 0x0004
164 #define FD_REPLACEMENT 0x0008
165 #define FD_SKIP_TEST 0x8000
167 typedef struct fix_desc tFixDesc
;
170 tCC
* fix_name
; /* Name of the fix */
171 tCC
* file_list
; /* List of files it applies to */
172 tCC
** papz_machs
; /* List of machine/os-es it applies to */
175 tTestDesc
* p_test_desc
;
187 extern int gnu_type_map_ct
;
189 #ifdef HAVE_MMAP_FILE
190 #define UNLOAD_DATA() do { if (curr_data_mapped) { \
191 munmap ((void*)pz_curr_data, data_map_size); close (data_map_fd); } \
192 else free ((void*)pz_curr_data); } while(0)
194 #define UNLOAD_DATA() free ((void*)pz_curr_data)
198 * Exported procedures
200 char * load_file_data
PARAMS(( FILE* fp
));
202 #ifdef IS_CXX_HEADER_NEEDED
203 t_bool is_cxx_header
PARAMS(( tCC
* filename
, tCC
* filetext
));
204 #endif /* IS_CXX_HEADER_NEEDED */
206 #ifdef SKIP_QUOTE_NEEDED
207 tCC
* skip_quote
PARAMS(( char q
, char* text
));
210 void compile_re
PARAMS(( tCC
* pat
, regex_t
* re
, int match
,
213 void apply_fix
PARAMS(( tFixDesc
* p_fixd
, tCC
* filname
));
215 run_test
PARAMS(( tCC
* t_name
, tCC
* f_name
, tCC
* text
));
217 #ifdef SEPARATE_FIX_PROC
218 char* make_raw_shell_str
219 PARAMS(( char* pz_d
, tCC
* pz_s
, size_t smax
));
224 PARAMS(( regex_t
** label_re
, regex_t
** name_re
,
227 #endif /* ! GCC_FIXLIB_H */