diff options
Diffstat (limited to 'gl/stdlib.in.h')
| -rw-r--r-- | gl/stdlib.in.h | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/gl/stdlib.in.h b/gl/stdlib.in.h new file mode 100644 index 00000000..100ff526 --- /dev/null +++ b/gl/stdlib.in.h @@ -0,0 +1,208 @@ +/* A GNU-like <stdlib.h>. + + Copyright (C) 1995, 2001-2004, 2006-2007 Free Software Foundation, Inc. + + 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */ + +#if defined __need_malloc_and_calloc +/* Special invocation convention inside glibc header files. */ + +#@INCLUDE_NEXT@ @NEXT_STDLIB_H@ + +#else +/* Normal invocation convention. */ + +#ifndef _GL_STDLIB_H + +/* The include_next requires a split double-inclusion guard. */ +#@INCLUDE_NEXT@ @NEXT_STDLIB_H@ + +#ifndef _GL_STDLIB_H +#define _GL_STDLIB_H + + +/* The definition of GL_LINK_WARNING is copied here. */ + + +/* Some systems do not define EXIT_*, despite otherwise supporting C89. */ +#ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 +#endif +/* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere + with proper operation of xargs. */ +#ifndef EXIT_FAILURE +# define EXIT_FAILURE 1 +#elif EXIT_FAILURE != 1 +# undef EXIT_FAILURE +# define EXIT_FAILURE 1 +#endif + + +#ifdef __cplusplus +extern "C" { +#endif + + +#if @GNULIB_MALLOC_POSIX@ +# if !@HAVE_MALLOC_POSIX@ +# undef malloc +# define malloc rpl_malloc +extern void * malloc (size_t size); +# endif +#elif defined GNULIB_POSIXCHECK +# undef malloc +# define malloc(s) \ + (GL_LINK_WARNING ("malloc is not POSIX compliant everywhere - " \ + "use gnulib module malloc-posix for portability"), \ + malloc (s)) +#endif + + +#if @GNULIB_REALLOC_POSIX@ +# if !@HAVE_REALLOC_POSIX@ +# undef realloc +# define realloc rpl_realloc +extern void * realloc (void *ptr, size_t size); +# endif +#elif defined GNULIB_POSIXCHECK +# undef realloc +# define realloc(p,s) \ + (GL_LINK_WARNING ("realloc is not POSIX compliant everywhere - " \ + "use gnulib module realloc-posix for portability"), \ + realloc (p, s)) +#endif + + +#if @GNULIB_CALLOC_POSIX@ +# if !@HAVE_CALLOC_POSIX@ +# undef calloc +# define calloc rpl_calloc +extern void * calloc (size_t nmemb, size_t size); +# endif +#elif defined GNULIB_POSIXCHECK +# undef calloc +# define calloc(n,s) \ + (GL_LINK_WARNING ("calloc is not POSIX compliant everywhere - " \ + "use gnulib module calloc-posix for portability"), \ + calloc (n, s)) +#endif + + +#if @GNULIB_GETSUBOPT@ +/* Assuming *OPTIONP is a comma separated list of elements of the form + "token" or "token=value", getsubopt parses the first of these elements. + If the first element refers to a "token" that is member of the given + NULL-terminated array of tokens: + - It replaces the comma with a NUL byte, updates *OPTIONP to point past + the first option and the comma, sets *VALUEP to the value of the + element (or NULL if it doesn't contain an "=" sign), + - It returns the index of the "token" in the given array of tokens. + Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined. + For more details see the POSIX:2001 specification. + http://www.opengroup.org/susv3xsh/getsubopt.html */ +# if !@HAVE_GETSUBOPT@ +extern int getsubopt (char **optionp, char *const *tokens, char **valuep); +# endif +#elif defined GNULIB_POSIXCHECK +# undef getsubopt +# define getsubopt(o,t,v) \ + (GL_LINK_WARNING ("getsubopt is unportable - " \ + "use gnulib module getsubopt for portability"), \ + getsubopt (o, t, v)) +#endif + + +#if @GNULIB_MKDTEMP@ +# if !@HAVE_MKDTEMP@ +/* Create a unique temporary directory from TEMPLATE. + The last six characters of TEMPLATE must be "XXXXXX"; + they are replaced with a string that makes the directory name unique. + Returns TEMPLATE, or a null pointer if it cannot get a unique name. + The directory is created mode 700. */ +extern char * mkdtemp (char * /*template*/); +# endif +#elif defined GNULIB_POSIXCHECK +# undef mkdtemp +# define mkdtemp(t) \ + (GL_LINK_WARNING ("mkdtemp is unportable - " \ + "use gnulib module mkdtemp for portability"), \ + mkdtemp (t)) +#endif + + +#if @GNULIB_MKSTEMP@ +# if @REPLACE_MKSTEMP@ +/* Create a unique temporary file from TEMPLATE. + The last six characters of TEMPLATE must be "XXXXXX"; + they are replaced with a string that makes the file name unique. + The file is then created, ensuring it didn't exist before. + The file is created read-write (mask at least 0600 & ~umask), but it may be + world-readable and world-writable (mask 0666 & ~umask), depending on the + implementation. + Returns the open file descriptor if successful, otherwise -1 and errno + set. */ +# define mkstemp rpl_mkstemp +extern int mkstemp (char * /*template*/); +# else +/* On MacOS X 10.3, only <unistd.h> declares mkstemp. */ +# include <unistd.h> +# endif +#elif defined GNULIB_POSIXCHECK +# undef mkstemp +# define mkstemp(t) \ + (GL_LINK_WARNING ("mkstemp is unportable - " \ + "use gnulib module mkstemp for portability"), \ + mkstemp (t)) +#endif + + +#if @GNULIB_PUTENV@ +# if @REPLACE_PUTENV@ +# undef putenv +# define putenv rpl_putenv +extern int putenv (char *string); +# endif +#endif + + +#if @GNULIB_SETENV@ +# if !@HAVE_SETENV@ +/* Set NAME to VALUE in the environment. + If REPLACE is nonzero, overwrite an existing value. */ +extern int setenv (const char *name, const char *value, int replace); +# endif +#endif + + +#if @GNULIB_UNSETENV@ +# if @HAVE_UNSETENV@ +# if @VOID_UNSETENV@ +/* On some systems, unsetenv() returns void. + This is the case for MacOS X 10.3, FreeBSD 4.8, NetBSD 1.6, OpenBSD 3.4. */ +# define unsetenv(name) ((unsetenv)(name), 0) +# endif +# else +/* Remove the variable NAME from the environment. */ +extern int unsetenv (const char *name); +# endif +#endif + + +#ifdef __cplusplus +} +#endif + +#endif /* _GL_STDLIB_H */ +#endif /* _GL_STDLIB_H */ +#endif |