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Diffstat (limited to 'include/libiberty.h')
-rw-r--r-- | include/libiberty.h | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/include/libiberty.h b/include/libiberty.h deleted file mode 100644 index c9f480aaf..000000000 --- a/include/libiberty.h +++ /dev/null @@ -1,366 +0,0 @@ -/* Function declarations for libiberty. - - Copyright 2001, 2002 Free Software Foundation, Inc. - - Note - certain prototypes declared in this header file are for - functions whoes implementation copyright does not belong to the - FSF. Those prototypes are present in this file for reference - purposes only and their presence in this file should not construed - as an indication of ownership by the FSF of the implementation of - those functions in any way or form whatsoever. - - This program 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 2, or (at your option) - any later version. - - This program 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 this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. - - Written by Cygnus Support, 1994. - - The libiberty library provides a number of functions which are - missing on some operating systems. We do not declare those here, - to avoid conflicts with the system header files on operating - systems that do support those functions. In this file we only - declare those functions which are specific to libiberty. */ - -#ifndef LIBIBERTY_H -#define LIBIBERTY_H - -#ifdef __cplusplus -extern "C" { -#endif - -#include "ansidecl.h" - -#ifdef ANSI_PROTOTYPES -/* Get a definition for size_t. */ -#include <stddef.h> -/* Get a definition for va_list. */ -#include <stdarg.h> -#endif - -/* Build an argument vector from a string. Allocates memory using - malloc. Use freeargv to free the vector. */ - -extern char **buildargv PARAMS ((const char *)) ATTRIBUTE_MALLOC; - -/* Free a vector returned by buildargv. */ - -extern void freeargv PARAMS ((char **)); - -/* Duplicate an argument vector. Allocates memory using malloc. Use - freeargv to free the vector. */ - -extern char **dupargv PARAMS ((char **)) ATTRIBUTE_MALLOC; - - -/* Return the last component of a path name. Note that we can't use a - prototype here because the parameter is declared inconsistently - across different systems, sometimes as "char *" and sometimes as - "const char *" */ - -/* HAVE_DECL_* is a three-state macro: undefined, 0 or 1. If it is - undefined, we haven't run the autoconf check so provide the - declaration without arguments. If it is 0, we checked and failed - to find the declaration so provide a fully prototyped one. If it - is 1, we found it so don't provide any declaration at all. */ -#if !HAVE_DECL_BASENAME -#if defined (__GNU_LIBRARY__ ) || defined (__linux__) || defined (__FreeBSD__) || defined (__OpenBSD__) || defined(__NetBSD__) || defined (__CYGWIN__) || defined (__CYGWIN32__) || defined (__MINGW32__) || defined (HAVE_DECL_BASENAME) -extern char *basename PARAMS ((const char *)); -#else -extern char *basename (); -#endif -#endif - -/* A well-defined basename () that is always compiled in. */ - -extern const char *lbasename PARAMS ((const char *)); - -/* A well-defined realpath () that is always compiled in. */ - -extern char *lrealpath PARAMS ((const char *)); - -/* Concatenate an arbitrary number of strings. You must pass NULL as - the last argument of this function, to terminate the list of - strings. Allocates memory using xmalloc. */ - -extern char *concat PARAMS ((const char *, ...)) ATTRIBUTE_MALLOC ATTRIBUTE_SENTINEL; - -/* Concatenate an arbitrary number of strings. You must pass NULL as - the last argument of this function, to terminate the list of - strings. Allocates memory using xmalloc. The first argument is - not one of the strings to be concatenated, but if not NULL is a - pointer to be freed after the new string is created, similar to the - way xrealloc works. */ - -extern char *reconcat PARAMS ((char *, const char *, ...)) ATTRIBUTE_MALLOC ATTRIBUTE_SENTINEL; - -/* Determine the length of concatenating an arbitrary number of - strings. You must pass NULL as the last argument of this function, - to terminate the list of strings. */ - -extern unsigned long concat_length PARAMS ((const char *, ...)) ATTRIBUTE_SENTINEL; - -/* Concatenate an arbitrary number of strings into a SUPPLIED area of - memory. You must pass NULL as the last argument of this function, - to terminate the list of strings. The supplied memory is assumed - to be large enough. */ - -extern char *concat_copy PARAMS ((char *, const char *, ...)) ATTRIBUTE_SENTINEL; - -/* Concatenate an arbitrary number of strings into a GLOBAL area of - memory. You must pass NULL as the last argument of this function, - to terminate the list of strings. The supplied memory is assumed - to be large enough. */ - -extern char *concat_copy2 PARAMS ((const char *, ...)) ATTRIBUTE_SENTINEL; - -/* This is the global area used by concat_copy2. */ - -extern char *libiberty_concat_ptr; - -/* Concatenate an arbitrary number of strings. You must pass NULL as - the last argument of this function, to terminate the list of - strings. Allocates memory using alloca. The arguments are - evaluated twice! */ -#define ACONCAT(ACONCAT_PARAMS) \ - (libiberty_concat_ptr = alloca (concat_length ACONCAT_PARAMS + 1), \ - concat_copy2 ACONCAT_PARAMS) - -/* Check whether two file descriptors refer to the same file. */ - -extern int fdmatch PARAMS ((int fd1, int fd2)); - -/* Get the working directory. The result is cached, so don't call - chdir() between calls to getpwd(). */ - -extern char * getpwd PARAMS ((void)); - -/* Get the amount of time the process has run, in microseconds. */ - -extern long get_run_time PARAMS ((void)); - -/* Generate a relocated path to some installation directory. Allocates - return value using malloc. */ - -extern char *make_relative_prefix PARAMS ((const char *, const char *, - const char *)); - -/* Choose a temporary directory to use for scratch files. */ - -extern char *choose_temp_base PARAMS ((void)) ATTRIBUTE_MALLOC; - -/* Return a temporary file name or NULL if unable to create one. */ - -extern char *make_temp_file PARAMS ((const char *)) ATTRIBUTE_MALLOC; - -/* Allocate memory filled with spaces. Allocates using malloc. */ - -extern const char *spaces PARAMS ((int count)); - -/* Return the maximum error number for which strerror will return a - string. */ - -extern int errno_max PARAMS ((void)); - -/* Return the name of an errno value (e.g., strerrno (EINVAL) returns - "EINVAL"). */ - -extern const char *strerrno PARAMS ((int)); - -/* Given the name of an errno value, return the value. */ - -extern int strtoerrno PARAMS ((const char *)); - -/* ANSI's strerror(), but more robust. */ - -extern char *xstrerror PARAMS ((int)); - -/* Return the maximum signal number for which strsignal will return a - string. */ - -extern int signo_max PARAMS ((void)); - -/* Return a signal message string for a signal number - (e.g., strsignal (SIGHUP) returns something like "Hangup"). */ -/* This is commented out as it can conflict with one in system headers. - We still document its existence though. */ - -/*extern const char *strsignal PARAMS ((int));*/ - -/* Return the name of a signal number (e.g., strsigno (SIGHUP) returns - "SIGHUP"). */ - -extern const char *strsigno PARAMS ((int)); - -/* Given the name of a signal, return its number. */ - -extern int strtosigno PARAMS ((const char *)); - -/* Register a function to be run by xexit. Returns 0 on success. */ - -extern int xatexit PARAMS ((void (*fn) (void))); - -/* Exit, calling all the functions registered with xatexit. */ - -extern void xexit PARAMS ((int status)) ATTRIBUTE_NORETURN; - -/* Set the program name used by xmalloc. */ - -extern void xmalloc_set_program_name PARAMS ((const char *)); - -/* Report an allocation failure. */ -extern void xmalloc_failed PARAMS ((size_t)) ATTRIBUTE_NORETURN; - -/* Allocate memory without fail. If malloc fails, this will print a - message to stderr (using the name set by xmalloc_set_program_name, - if any) and then call xexit. */ - -extern PTR xmalloc PARAMS ((size_t)) ATTRIBUTE_MALLOC; - -/* Reallocate memory without fail. This works like xmalloc. Note, - realloc type functions are not suitable for attribute malloc since - they may return the same address across multiple calls. */ - -extern PTR xrealloc PARAMS ((PTR, size_t)); - -/* Allocate memory without fail and set it to zero. This works like - xmalloc. */ - -extern PTR xcalloc PARAMS ((size_t, size_t)) ATTRIBUTE_MALLOC; - -/* Copy a string into a memory buffer without fail. */ - -extern char *xstrdup PARAMS ((const char *)) ATTRIBUTE_MALLOC; - -/* Copy an existing memory buffer to a new memory buffer without fail. */ - -extern PTR xmemdup PARAMS ((const PTR, size_t, size_t)) ATTRIBUTE_MALLOC; - -/* Physical memory routines. Return values are in BYTES. */ -extern double physmem_total PARAMS ((void)); -extern double physmem_available PARAMS ((void)); - - -/* These macros provide a K&R/C89/C++-friendly way of allocating structures - with nice encapsulation. The XDELETE*() macros are technically - superfluous, but provided here for symmetry. Using them consistently - makes it easier to update client code to use different allocators such - as new/delete and new[]/delete[]. */ - -/* Scalar allocators. */ - -#define XNEW(T) ((T *) xmalloc (sizeof (T))) -#define XCNEW(T) ((T *) xcalloc (1, sizeof (T))) -#define XDELETE(P) free ((void*) (P)) - -/* Array allocators. */ - -#define XNEWVEC(T, N) ((T *) xmalloc (sizeof (T) * (N))) -#define XCNEWVEC(T, N) ((T *) xcalloc ((N), sizeof (T))) -#define XRESIZEVEC(T, P, N) ((T *) xrealloc ((void *) (P), sizeof (T) * (N))) -#define XDELETEVEC(P) free ((void*) (P)) - -/* Allocators for variable-sized structures and raw buffers. */ - -#define XNEWVAR(T, S) ((T *) xmalloc ((S))) -#define XCNEWVAR(T, S) ((T *) xcalloc (1, (S))) -#define XRESIZEVAR(T, P, S) ((T *) xrealloc ((P), (S))) - -/* Type-safe obstack allocator. */ - -#define XOBNEW(O, T) ((T *) obstack_alloc ((O), sizeof (T))) - - -/* hex character manipulation routines */ - -#define _hex_array_size 256 -#define _hex_bad 99 -extern const unsigned char _hex_value[_hex_array_size]; -extern void hex_init PARAMS ((void)); -#define hex_p(c) (hex_value (c) != _hex_bad) -/* If you change this, note well: Some code relies on side effects in - the argument being performed exactly once. */ -#define hex_value(c) ((unsigned int) _hex_value[(unsigned char) (c)]) - -/* Definitions used by the pexecute routine. */ - -#define PEXECUTE_FIRST 1 -#define PEXECUTE_LAST 2 -#define PEXECUTE_ONE (PEXECUTE_FIRST + PEXECUTE_LAST) -#define PEXECUTE_SEARCH 4 -#define PEXECUTE_VERBOSE 8 - -/* Execute a program. */ - -extern int pexecute PARAMS ((const char *, char * const *, const char *, - const char *, char **, char **, int)); - -/* Wait for pexecute to finish. */ - -extern int pwait PARAMS ((int, int *, int)); - -#if !HAVE_DECL_ASPRINTF -/* Like sprintf but provides a pointer to malloc'd storage, which must - be freed by the caller. */ - -extern int asprintf PARAMS ((char **, const char *, ...)) ATTRIBUTE_PRINTF_2; -#endif - -#if !HAVE_DECL_VASPRINTF -/* Like vsprintf but provides a pointer to malloc'd storage, which - must be freed by the caller. */ - -extern int vasprintf PARAMS ((char **, const char *, va_list)) - ATTRIBUTE_PRINTF(2,0); -#endif - -#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0])) - -/* Drastically simplified alloca configurator. If we're using GCC, - we use __builtin_alloca; otherwise we use the C alloca. The C - alloca is always available. You can override GCC by defining - USE_C_ALLOCA yourself. The canonical autoconf macro C_ALLOCA is - also set/unset as it is often used to indicate whether code needs - to call alloca(0). */ -extern PTR C_alloca PARAMS ((size_t)) ATTRIBUTE_MALLOC; -#undef alloca -#if GCC_VERSION >= 2000 && !defined USE_C_ALLOCA -# define alloca(x) __builtin_alloca(x) -# undef C_ALLOCA -# define ASTRDUP(X) \ - (__extension__ ({ const char *const libiberty_optr = (X); \ - const unsigned long libiberty_len = strlen (libiberty_optr) + 1; \ - char *const libiberty_nptr = (char *const) alloca (libiberty_len); \ - (char *) memcpy (libiberty_nptr, libiberty_optr, libiberty_len); })) -#else -# define alloca(x) C_alloca(x) -# undef USE_C_ALLOCA -# define USE_C_ALLOCA 1 -# undef C_ALLOCA -# define C_ALLOCA 1 -extern const char *libiberty_optr; -extern char *libiberty_nptr; -extern unsigned long libiberty_len; -# define ASTRDUP(X) \ - (libiberty_optr = (X), \ - libiberty_len = strlen (libiberty_optr) + 1, \ - libiberty_nptr = (char *) alloca (libiberty_len), \ - (char *) memcpy (libiberty_nptr, libiberty_optr, libiberty_len)) -#endif - -#ifdef __cplusplus -} -#endif - - -#endif /* ! defined (LIBIBERTY_H) */ |