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gcc/fixincludes/fixlib.h

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/* Install modified versions of certain ANSI-incompatible system header
files which are fixed to work correctly with ANSI C and placed in a
directory that GCC will search.
Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2009, 2012
Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_FIXLIB_H
#define GCC_FIXLIB_H
#include "config.h"
#include "system.h"
#include <signal.h>
#include "xregex.h"
#include "libiberty.h"
#ifndef STDIN_FILENO
# define STDIN_FILENO 0
#endif
#ifndef STDOUT_FILENO
# define STDOUT_FILENO 1
#endif
#if ! defined( SIGCHLD ) && defined( SIGCLD )
# define SIGCHLD SIGCLD
#endif
#ifndef SIGQUIT
#define SIGQUIT SIGTERM
#endif
#ifndef SIGIOT
#define SIGIOT SIGTERM
#endif
#ifndef SIGPIPE
#define SIGPIPE SIGTERM
#endif
#ifndef SIGALRM
#define SIGALRM SIGTERM
#endif
#ifndef SIGKILL
#define SIGKILL SIGTERM
#endif
typedef int t_success;
#define FAILURE (-1)
#define SUCCESS 0
#define PROBLEM 1
#define SUCCEEDED(p) ((p) == SUCCESS)
#define SUCCESSFUL(p) SUCCEEDED (p)
#define FAILED(p) ((p) < SUCCESS)
#define HADGLITCH(p) ((p) > SUCCESS)
#ifndef DEBUG
# define STATIC static
#else
# define STATIC
#endif
#define tSCC static const char
#define tCC const char
#define tSC static char
/* If this particular system's header files define the macro `MAXPATHLEN',
we happily take advantage of it; otherwise we use a value which ought
to be large enough. */
#ifndef MAXPATHLEN
# define MAXPATHLEN 4096
#endif
#ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
#endif
#ifndef EXIT_FAILURE
# define EXIT_FAILURE 1
#endif
#define EXIT_BROKEN 3
#define NUL '\0'
#ifndef NOPROCESS
#define NOPROCESS ((pid_t) -1)
#define NULLPROCESS ((pid_t)0)
#define EXIT_PANIC 99
#endif /* NOPROCESS */
#define IGNORE_ARG(a) ((void)(a))
typedef enum t_bool
{
BOOL_FALSE, BOOL_TRUE
} t_bool;
typedef int apply_fix_p_t; /* Apply Fix Predicate Type */
#define APPLY_FIX 0
#define SKIP_FIX 1
#define ENV_TABLE \
_ENV_( pz_machine, BOOL_TRUE, "TARGET_MACHINE", \
"output from config.guess" ) \
\
_ENV_( pz_orig_dir, BOOL_TRUE, "ORIGDIR", \
"directory of fixincl and applyfix" ) \
\
_ENV_( pz_src_dir, BOOL_TRUE, "SRCDIR", \
"directory of original files" ) \
\
_ENV_( pz_input_dir, BOOL_TRUE, "INPUT", \
"current directory for fixincl" ) \
\
_ENV_( pz_dest_dir, BOOL_TRUE, "DESTDIR", \
"output directory" ) \
\
_ENV_( pz_mn_name_pat, BOOL_FALSE, "MN_NAME_PAT", \
"regex matching forbidden identifiers" ) \
\
_ENV_( pz_verbose, BOOL_FALSE, "VERBOSE", \
"amount of user entertainment" ) \
\
_ENV_( pz_find_base, BOOL_TRUE, "FIND_BASE", \
"leader to trim from file names" ) \
\
_ENV_( pz_test_mode, BOOL_FALSE, "TEST_MODE", \
"run fixincludes in test mode" )
#define _ENV_(v,m,n,t) extern tCC* v;
ENV_TABLE
#undef _ENV_
/* Test Descriptor
Each fix may have associated tests that determine
whether the fix needs to be applied or not.
Each test has a type (from the te_test_type enumeration);
associated test text; and, if the test is TT_EGREP or
the negated form TT_NEGREP, a pointer to the compiled
version of the text string.
*/
typedef enum
{
TT_TEST, TT_EGREP, TT_NEGREP, TT_FUNCTION, TT_CKSUM
} te_test_type;
typedef struct test_desc tTestDesc;
struct test_desc
{
te_test_type type;
const char *pz_test_text;
regex_t *p_test_regex;
};
typedef struct patch_desc tPatchDesc;
/* Fix Descriptor
Everything you ever wanted to know about how to apply
a particular fix (which files, how to qualify them,
how to actually make the fix, etc...)
NB: the FD_ defines are BIT FLAGS, even though
some are mutually exclusive
*/
#define FD_MACH_ONLY 0x0000
#define FD_MACH_IFNOT 0x0001
#define FD_SHELL_SCRIPT 0x0002
#define FD_SUBROUTINE 0x0004
#define FD_REPLACEMENT 0x0008
#define FD_SKIP_TEST 0x8000
typedef struct fix_desc tFixDesc;
struct fix_desc
{
tCC* fix_name; /* Name of the fix */
tCC* file_list; /* List of files it applies to */
tCC** papz_machs; /* List of machine/os-es it applies to */
int test_ct;
int fd_flags;
tTestDesc* p_test_desc;
tCC** patch_args;
long unused;
};
typedef struct {
int type_name_len;
tCC* pz_type;
tCC* pz_TYPE;
tCC* pz_gtype;
} t_gnu_type_map;
extern int gnu_type_map_ct;
typedef enum {
VERB_SILENT = 0,
VERB_FIXES,
VERB_APPLIES,
VERB_PROGRESS,
VERB_TESTS,
VERB_EVERYTHING
} te_verbose;
extern te_verbose verbose_level;
#define VLEVEL(l) ((unsigned int) verbose_level >= (unsigned int) l)
#define NOT_SILENT VLEVEL(VERB_FIXES)
typedef enum {
TESTING_OFF = 0,
TESTING_ON = 1
} fixinc_mode_t;
extern fixinc_mode_t fixinc_mode;
#ifdef HAVE_MMAP_FILE
#define UNLOAD_DATA() do { if (curr_data_mapped) { \
munmap ((void*)pz_curr_data, data_map_size); close (data_map_fd); } \
else free ((void*)pz_curr_data); } while(0)
#else
#define UNLOAD_DATA() free ((void*)pz_curr_data)
#endif
/*
* Exported procedures
*/
char * load_file_data ( FILE* fp );
#ifdef IS_CXX_HEADER_NEEDED
t_bool is_cxx_header ( tCC* filename, tCC* filetext );
#endif /* IS_CXX_HEADER_NEEDED */
#ifdef SKIP_QUOTE_NEEDED
tCC* skip_quote ( char q, char* text );
#endif
void compile_re ( tCC* pat, regex_t* re, int match, tCC *e1, tCC *e2 );
void apply_fix ( tFixDesc* p_fixd, tCC* filname );
apply_fix_p_t
run_test ( tCC* t_name, tCC* f_name, tCC* text );
#ifdef SEPARATE_FIX_PROC
char* make_raw_shell_str ( char* pz_d, tCC* pz_s, size_t smax );
#endif
t_bool mn_get_regexps ( regex_t** label_re, regex_t** name_re, tCC *who );
void initialize_opts ( void );
#endif /* ! GCC_FIXLIB_H */
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