249 lines
6.4 KiB
C
249 lines
6.4 KiB
C
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/* Install modified versions of certain ANSI-incompatible system header
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files which are fixed to work correctly with ANSI C and placed in a
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directory that GCC will search.
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Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2009
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Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_FIXLIB_H
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#define GCC_FIXLIB_H
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#include "config.h"
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#include "system.h"
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#include <signal.h>
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#include "xregex.h"
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#include "libiberty.h"
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#ifndef STDIN_FILENO
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# define STDIN_FILENO 0
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#endif
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#ifndef STDOUT_FILENO
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# define STDOUT_FILENO 1
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#endif
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#if ! defined( SIGCHLD ) && defined( SIGCLD )
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# define SIGCHLD SIGCLD
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#endif
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#ifndef SIGQUIT
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#define SIGQUIT SIGTERM
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#endif
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#ifndef SIGIOT
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#define SIGIOT SIGTERM
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#endif
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#ifndef SIGPIPE
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#define SIGPIPE SIGTERM
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#endif
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#ifndef SIGALRM
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#define SIGALRM SIGTERM
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#endif
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#ifndef SIGKILL
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#define SIGKILL SIGTERM
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#endif
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typedef int t_success;
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#define FAILURE (-1)
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#define SUCCESS 0
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#define PROBLEM 1
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#define SUCCEEDED(p) ((p) == SUCCESS)
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#define SUCCESSFUL(p) SUCCEEDED (p)
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#define FAILED(p) ((p) < SUCCESS)
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#define HADGLITCH(p) ((p) > SUCCESS)
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#ifndef DEBUG
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# define STATIC static
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#else
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# define STATIC
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#endif
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#define tSCC static const char
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#define tCC const char
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#define tSC static char
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/* If this particular system's header files define the macro `MAXPATHLEN',
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we happily take advantage of it; otherwise we use a value which ought
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to be large enough. */
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#ifndef MAXPATHLEN
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# define MAXPATHLEN 4096
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#endif
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#ifndef EXIT_SUCCESS
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# define EXIT_SUCCESS 0
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#endif
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#ifndef EXIT_FAILURE
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# define EXIT_FAILURE 1
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#endif
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#define EXIT_BROKEN 3
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#define NUL '\0'
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#ifndef NOPROCESS
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#define NOPROCESS ((pid_t) -1)
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#define NULLPROCESS ((pid_t)0)
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#define EXIT_PANIC 99
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#endif /* NOPROCESS */
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#define IGNORE_ARG(a) ((void)(a))
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typedef enum t_bool
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{
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BOOL_FALSE, BOOL_TRUE
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} t_bool;
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typedef int apply_fix_p_t; /* Apply Fix Predicate Type */
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#define APPLY_FIX 0
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#define SKIP_FIX 1
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#define ENV_TABLE \
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_ENV_( pz_machine, BOOL_TRUE, "TARGET_MACHINE", \
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"output from config.guess" ) \
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\
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_ENV_( pz_orig_dir, BOOL_TRUE, "ORIGDIR", \
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"directory of fixincl and applyfix" ) \
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\
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_ENV_( pz_src_dir, BOOL_TRUE, "SRCDIR", \
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"directory of original files" ) \
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\
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_ENV_( pz_input_dir, BOOL_TRUE, "INPUT", \
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"current directory for fixincl" ) \
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\
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_ENV_( pz_dest_dir, BOOL_TRUE, "DESTDIR", \
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"output directory" ) \
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\
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_ENV_( pz_mn_name_pat, BOOL_FALSE, "MN_NAME_PAT", \
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"regex matching forbidden identifiers" ) \
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\
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_ENV_( pz_verbose, BOOL_FALSE, "VERBOSE", \
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"amount of user entertainment" ) \
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\
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_ENV_( pz_find_base, BOOL_TRUE, "FIND_BASE", \
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"leader to trim from file names" )
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#define _ENV_(v,m,n,t) extern tCC* v;
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ENV_TABLE
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#undef _ENV_
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/* Test Descriptor
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Each fix may have associated tests that determine
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whether the fix needs to be applied or not.
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Each test has a type (from the te_test_type enumeration);
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associated test text; and, if the test is TT_EGREP or
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the negated form TT_NEGREP, a pointer to the compiled
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version of the text string.
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*/
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typedef enum
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{
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TT_TEST, TT_EGREP, TT_NEGREP, TT_FUNCTION
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} te_test_type;
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typedef struct test_desc tTestDesc;
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struct test_desc
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{
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te_test_type type;
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const char *pz_test_text;
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regex_t *p_test_regex;
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};
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typedef struct patch_desc tPatchDesc;
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/* Fix Descriptor
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Everything you ever wanted to know about how to apply
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a particular fix (which files, how to qualify them,
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how to actually make the fix, etc...)
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NB: the FD_ defines are BIT FLAGS, even though
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some are mutually exclusive
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*/
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#define FD_MACH_ONLY 0x0000
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#define FD_MACH_IFNOT 0x0001
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#define FD_SHELL_SCRIPT 0x0002
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#define FD_SUBROUTINE 0x0004
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#define FD_REPLACEMENT 0x0008
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#define FD_SKIP_TEST 0x8000
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typedef struct fix_desc tFixDesc;
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struct fix_desc
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{
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tCC* fix_name; /* Name of the fix */
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tCC* file_list; /* List of files it applies to */
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tCC** papz_machs; /* List of machine/os-es it applies to */
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int test_ct;
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int fd_flags;
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tTestDesc* p_test_desc;
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tCC** patch_args;
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long unused;
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};
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typedef struct {
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int type_name_len;
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tCC* pz_type;
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tCC* pz_TYPE;
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tCC* pz_gtype;
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} t_gnu_type_map;
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extern int gnu_type_map_ct;
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#ifdef HAVE_MMAP_FILE
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#define UNLOAD_DATA() do { if (curr_data_mapped) { \
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munmap ((void*)pz_curr_data, data_map_size); close (data_map_fd); } \
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else free ((void*)pz_curr_data); } while(0)
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#else
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#define UNLOAD_DATA() free ((void*)pz_curr_data)
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#endif
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/*
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* Exported procedures
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*/
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char * load_file_data ( FILE* fp );
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#ifdef IS_CXX_HEADER_NEEDED
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t_bool is_cxx_header ( tCC* filename, tCC* filetext );
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#endif /* IS_CXX_HEADER_NEEDED */
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#ifdef SKIP_QUOTE_NEEDED
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tCC* skip_quote ( char q, char* text );
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#endif
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void compile_re ( tCC* pat, regex_t* re, int match, tCC *e1, tCC *e2 );
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void apply_fix ( tFixDesc* p_fixd, tCC* filname );
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apply_fix_p_t
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run_test ( tCC* t_name, tCC* f_name, tCC* text );
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#ifdef SEPARATE_FIX_PROC
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char* make_raw_shell_str ( char* pz_d, tCC* pz_s, size_t smax );
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#endif
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t_bool mn_get_regexps ( regex_t** label_re, regex_t** name_re, tCC *who );
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void initialize_opts ( void );
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#endif /* ! GCC_FIXLIB_H */
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