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/* A GNU-like <stdlib.h>.
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Copyright (C) 1995, 2001-2004, 2006-2010 Free Software Foundation, Inc.
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This program 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 of the License, or
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(at your option) any later version.
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This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
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@PRAGMA_SYSTEM_HEADER@
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#if defined __need_malloc_and_calloc
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/* Special invocation convention inside glibc header files. */
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#@INCLUDE_NEXT@ @NEXT_STDLIB_H@
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/* Normal invocation convention. */
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/* The include_next requires a split double-inclusion guard. */
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#@INCLUDE_NEXT@ @NEXT_STDLIB_H@
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/* NetBSD 5.0 mis-defines NULL. */
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/* Solaris declares getloadavg() in <sys/loadavg.h>. */
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#if (@GNULIB_GETLOADAVG@ || defined GNULIB_POSIXCHECK) && @HAVE_SYS_LOADAVG_H@
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# include <sys/loadavg.h>
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/* OSF/1 5.1 declares 'struct random_data' in <random.h>, which is included
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from <stdlib.h> if _REENTRANT is defined. Include it always. */
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#if !@HAVE_STRUCT_RANDOM_DATA@ || (@GNULIB_RANDOM_R@ && !@HAVE_RANDOM_R@) \
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|| defined GNULIB_POSIXCHECK
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#if !@HAVE_STRUCT_RANDOM_DATA@
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int32_t *fptr; /* Front pointer. */
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int32_t *rptr; /* Rear pointer. */
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int32_t *state; /* Array of state values. */
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int rand_type; /* Type of random number generator. */
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int rand_deg; /* Degree of random number generator. */
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int rand_sep; /* Distance between front and rear. */
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int32_t *end_ptr; /* Pointer behind state table. */
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#if (@GNULIB_MKSTEMP@ || @GNULIB_GETSUBOPT@ || defined GNULIB_POSIXCHECK) && ! defined __GLIBC__ && !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)
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/* On MacOS X 10.3, only <unistd.h> declares mkstemp. */
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/* On Cygwin 1.7.1, only <unistd.h> declares getsubopt. */
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/* But avoid namespace pollution on glibc systems and native Windows. */
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/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
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/* The definition of _GL_ARG_NONNULL is copied here. */
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/* The definition of _GL_WARN_ON_USE is copied here. */
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/* Some systems do not define EXIT_*, despite otherwise supporting C89. */
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# define EXIT_SUCCESS 0
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/* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere
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with proper operation of xargs. */
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# define EXIT_FAILURE 1
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#elif EXIT_FAILURE != 1
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# define EXIT_FAILURE 1
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/* Parse a signed decimal integer.
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Returns the value of the integer. Errors are not detected. */
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_GL_FUNCDECL_SYS (atoll, long long, (const char *string) _GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (atoll, long long, (const char *string));
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_GL_CXXALIASWARN (atoll);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_ATOLL
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_GL_WARN_ON_USE (atoll, "atoll is unportable - "
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"use gnulib module atoll for portability");
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#if @GNULIB_CALLOC_POSIX@
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# if !@HAVE_CALLOC_POSIX@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define calloc rpl_calloc
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_GL_FUNCDECL_RPL (calloc, void *, (size_t nmemb, size_t size));
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_GL_CXXALIAS_RPL (calloc, void *, (size_t nmemb, size_t size));
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_GL_CXXALIAS_SYS (calloc, void *, (size_t nmemb, size_t size));
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_GL_CXXALIASWARN (calloc);
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#elif defined GNULIB_POSIXCHECK
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/* Assume calloc is always declared. */
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_GL_WARN_ON_USE (calloc, "calloc is not POSIX compliant everywhere - "
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"use gnulib module calloc-posix for portability");
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#if @GNULIB_CANONICALIZE_FILE_NAME@
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# if @REPLACE_CANONICALIZE_FILE_NAME@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define canonicalize_file_name rpl_canonicalize_file_name
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_GL_FUNCDECL_RPL (canonicalize_file_name, char *, (const char *name)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_RPL (canonicalize_file_name, char *, (const char *name));
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# if !@HAVE_CANONICALIZE_FILE_NAME@
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_GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (canonicalize_file_name, char *, (const char *name));
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_GL_CXXALIASWARN (canonicalize_file_name);
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#elif defined GNULIB_POSIXCHECK
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# undef canonicalize_file_name
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# if HAVE_RAW_DECL_CANONICALIZE_FILE_NAME
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_GL_WARN_ON_USE (canonicalize_file_name, "canonicalize_file_name is unportable - "
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"use gnulib module canonicalize-lgpl for portability");
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#if @GNULIB_GETLOADAVG@
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/* Store max(NELEM,3) load average numbers in LOADAVG[].
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The three numbers are the load average of the last 1 minute, the last 5
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minutes, and the last 15 minutes, respectively.
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LOADAVG is an array of NELEM numbers. */
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# if !@HAVE_DECL_GETLOADAVG@
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_GL_FUNCDECL_SYS (getloadavg, int, (double loadavg[], int nelem)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (getloadavg, int, (double loadavg[], int nelem));
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_GL_CXXALIASWARN (getloadavg);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_GETLOADAVG
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_GL_WARN_ON_USE (getloadavg, "getloadavg is not portable - "
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"use gnulib module getloadavg for portability");
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#if @GNULIB_GETSUBOPT@
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/* Assuming *OPTIONP is a comma separated list of elements of the form
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"token" or "token=value", getsubopt parses the first of these elements.
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If the first element refers to a "token" that is member of the given
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NULL-terminated array of tokens:
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- It replaces the comma with a NUL byte, updates *OPTIONP to point past
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the first option and the comma, sets *VALUEP to the value of the
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element (or NULL if it doesn't contain an "=" sign),
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- It returns the index of the "token" in the given array of tokens.
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Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined.
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For more details see the POSIX:2001 specification.
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http://www.opengroup.org/susv3xsh/getsubopt.html */
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# if !@HAVE_GETSUBOPT@
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_GL_FUNCDECL_SYS (getsubopt, int,
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(char **optionp, char *const *tokens, char **valuep)
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_GL_ARG_NONNULL ((1, 2, 3)));
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_GL_CXXALIAS_SYS (getsubopt, int,
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(char **optionp, char *const *tokens, char **valuep));
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_GL_CXXALIASWARN (getsubopt);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_GETSUBOPT
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_GL_WARN_ON_USE (getsubopt, "getsubopt is unportable - "
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"use gnulib module getsubopt for portability");
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/* Change the ownership and access permission of the slave side of the
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pseudo-terminal whose master side is specified by FD. */
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_GL_FUNCDECL_SYS (grantpt, int, (int fd));
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_GL_CXXALIAS_SYS (grantpt, int, (int fd));
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_GL_CXXALIASWARN (grantpt);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_GRANTPT
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_GL_WARN_ON_USE (ptsname, "grantpt is not portable - "
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"use gnulib module grantpt for portability");
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#if @GNULIB_MALLOC_POSIX@
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# if !@HAVE_MALLOC_POSIX@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define malloc rpl_malloc
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_GL_FUNCDECL_RPL (malloc, void *, (size_t size));
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_GL_CXXALIAS_RPL (malloc, void *, (size_t size));
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_GL_CXXALIAS_SYS (malloc, void *, (size_t size));
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_GL_CXXALIASWARN (malloc);
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#elif defined GNULIB_POSIXCHECK
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/* Assume malloc is always declared. */
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_GL_WARN_ON_USE (malloc, "malloc is not POSIX compliant everywhere - "
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"use gnulib module malloc-posix for portability");
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/* Create a unique temporary directory from TEMPLATE.
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The last six characters of TEMPLATE must be "XXXXXX";
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they are replaced with a string that makes the directory name unique.
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Returns TEMPLATE, or a null pointer if it cannot get a unique name.
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The directory is created mode 700. */
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_GL_FUNCDECL_SYS (mkdtemp, char *, (char * /*template*/) _GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (mkdtemp, char *, (char * /*template*/));
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_GL_CXXALIASWARN (mkdtemp);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_MKDTEMP
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_GL_WARN_ON_USE (mkdtemp, "mkdtemp is unportable - "
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"use gnulib module mkdtemp for portability");
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#if @GNULIB_MKOSTEMP@
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/* Create a unique temporary file from TEMPLATE.
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The last six characters of TEMPLATE must be "XXXXXX";
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they are replaced with a string that makes the file name unique.
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The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
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and O_TEXT, O_BINARY (defined in "binary-io.h").
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The file is then created, with the specified flags, ensuring it didn't exist
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The file is created read-write (mask at least 0600 & ~umask), but it may be
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world-readable and world-writable (mask 0666 & ~umask), depending on the
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Returns the open file descriptor if successful, otherwise -1 and errno
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# if !@HAVE_MKOSTEMP@
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_GL_FUNCDECL_SYS (mkostemp, int, (char * /*template*/, int /*flags*/)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (mkostemp, int, (char * /*template*/, int /*flags*/));
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_GL_CXXALIASWARN (mkostemp);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_MKOSTEMP
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_GL_WARN_ON_USE (mkostemp, "mkostemp is unportable - "
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"use gnulib module mkostemp for portability");
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#if @GNULIB_MKOSTEMPS@
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/* Create a unique temporary file from TEMPLATE.
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The last six characters of TEMPLATE before a suffix of length
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SUFFIXLEN must be "XXXXXX";
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they are replaced with a string that makes the file name unique.
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The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
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and O_TEXT, O_BINARY (defined in "binary-io.h").
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The file is then created, with the specified flags, ensuring it didn't exist
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The file is created read-write (mask at least 0600 & ~umask), but it may be
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world-readable and world-writable (mask 0666 & ~umask), depending on the
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Returns the open file descriptor if successful, otherwise -1 and errno
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# if !@HAVE_MKOSTEMPS@
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_GL_FUNCDECL_SYS (mkostemps, int,
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(char * /*template*/, int /*suffixlen*/, int /*flags*/)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (mkostemps, int,
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(char * /*template*/, int /*suffixlen*/, int /*flags*/));
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_GL_CXXALIASWARN (mkostemps);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_MKOSTEMPS
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_GL_WARN_ON_USE (mkostemps, "mkostemps is unportable - "
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"use gnulib module mkostemps for portability");
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/* Create a unique temporary file from TEMPLATE.
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The last six characters of TEMPLATE must be "XXXXXX";
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they are replaced with a string that makes the file name unique.
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The file is then created, ensuring it didn't exist before.
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The file is created read-write (mask at least 0600 & ~umask), but it may be
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world-readable and world-writable (mask 0666 & ~umask), depending on the
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Returns the open file descriptor if successful, otherwise -1 and errno
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# if @REPLACE_MKSTEMP@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define mkstemp rpl_mkstemp
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_GL_FUNCDECL_RPL (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_RPL (mkstemp, int, (char * /*template*/));
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# if ! @HAVE_MKSTEMP@
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_GL_FUNCDECL_SYS (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (mkstemp, int, (char * /*template*/));
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_GL_CXXALIASWARN (mkstemp);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_MKSTEMP
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_GL_WARN_ON_USE (mkstemp, "mkstemp is unportable - "
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"use gnulib module mkstemp for portability");
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#if @GNULIB_MKSTEMPS@
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/* Create a unique temporary file from TEMPLATE.
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The last six characters of TEMPLATE prior to a suffix of length
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SUFFIXLEN must be "XXXXXX";
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they are replaced with a string that makes the file name unique.
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The file is then created, ensuring it didn't exist before.
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The file is created read-write (mask at least 0600 & ~umask), but it may be
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world-readable and world-writable (mask 0666 & ~umask), depending on the
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Returns the open file descriptor if successful, otherwise -1 and errno
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# if !@HAVE_MKSTEMPS@
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_GL_FUNCDECL_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/));
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_GL_CXXALIASWARN (mkstemps);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_MKSTEMPS
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_GL_WARN_ON_USE (mkstemps, "mkstemps is unportable - "
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"use gnulib module mkstemps for portability");
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/* Return the pathname of the pseudo-terminal slave associated with
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the master FD is open on, or NULL on errors. */
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_GL_FUNCDECL_SYS (ptsname, char *, (int fd));
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_GL_CXXALIAS_SYS (ptsname, char *, (int fd));
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_GL_CXXALIASWARN (ptsname);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_PTSNAME
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_GL_WARN_ON_USE (ptsname, "ptsname is not portable - "
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"use gnulib module ptsname for portability");
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# if @REPLACE_PUTENV@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define putenv rpl_putenv
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_GL_FUNCDECL_RPL (putenv, int, (char *string) _GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_RPL (putenv, int, (char *string));
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_GL_CXXALIAS_SYS (putenv, int, (char *string));
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_GL_CXXALIASWARN (putenv);
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#if @GNULIB_RANDOM_R@
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# if !@HAVE_RANDOM_R@
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# define RAND_MAX 2147483647
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#if @GNULIB_RANDOM_R@
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# if !@HAVE_RANDOM_R@
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_GL_FUNCDECL_SYS (random_r, int, (struct random_data *buf, int32_t *result)
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_GL_ARG_NONNULL ((1, 2)));
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_GL_CXXALIAS_SYS (random_r, int, (struct random_data *buf, int32_t *result));
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_GL_CXXALIASWARN (random_r);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_RANDOM_R
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_GL_WARN_ON_USE (random_r, "random_r is unportable - "
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"use gnulib module random_r for portability");
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#if @GNULIB_RANDOM_R@
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# if !@HAVE_RANDOM_R@
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_GL_FUNCDECL_SYS (srandom_r, int,
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(unsigned int seed, struct random_data *rand_state)
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_GL_ARG_NONNULL ((2)));
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_GL_CXXALIAS_SYS (srandom_r, int,
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(unsigned int seed, struct random_data *rand_state));
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_GL_CXXALIASWARN (srandom_r);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_SRANDOM_R
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_GL_WARN_ON_USE (srandom_r, "srandom_r is unportable - "
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"use gnulib module random_r for portability");
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#if @GNULIB_RANDOM_R@
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# if !@HAVE_RANDOM_R@
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_GL_FUNCDECL_SYS (initstate_r, int,
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(unsigned int seed, char *buf, size_t buf_size,
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struct random_data *rand_state)
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_GL_ARG_NONNULL ((2, 4)));
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_GL_CXXALIAS_SYS (initstate_r, int,
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(unsigned int seed, char *buf, size_t buf_size,
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struct random_data *rand_state));
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_GL_CXXALIASWARN (initstate_r);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_INITSTATE_R
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_GL_WARN_ON_USE (initstate_r, "initstate_r is unportable - "
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"use gnulib module random_r for portability");
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#if @GNULIB_RANDOM_R@
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# if !@HAVE_RANDOM_R@
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_GL_FUNCDECL_SYS (setstate_r, int,
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(char *arg_state, struct random_data *rand_state)
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_GL_ARG_NONNULL ((1, 2)));
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_GL_CXXALIAS_SYS (setstate_r, int,
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(char *arg_state, struct random_data *rand_state));
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_GL_CXXALIASWARN (setstate_r);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_SETSTATE_R
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_GL_WARN_ON_USE (setstate_r, "setstate_r is unportable - "
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"use gnulib module random_r for portability");
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#if @GNULIB_REALLOC_POSIX@
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# if !@HAVE_REALLOC_POSIX@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define realloc rpl_realloc
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_GL_FUNCDECL_RPL (realloc, void *, (void *ptr, size_t size));
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_GL_CXXALIAS_RPL (realloc, void *, (void *ptr, size_t size));
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_GL_CXXALIAS_SYS (realloc, void *, (void *ptr, size_t size));
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_GL_CXXALIASWARN (realloc);
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#elif defined GNULIB_POSIXCHECK
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/* Assume realloc is always declared. */
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_GL_WARN_ON_USE (realloc, "realloc is not POSIX compliant everywhere - "
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"use gnulib module realloc-posix for portability");
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#if @GNULIB_REALPATH@
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# if @REPLACE_REALPATH@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define realpath rpl_realpath
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_GL_FUNCDECL_RPL (realpath, char *, (const char *name, char *resolved)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_RPL (realpath, char *, (const char *name, char *resolved));
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# if !@HAVE_REALPATH@
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_GL_FUNCDECL_SYS (realpath, char *, (const char *name, char *resolved)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (realpath, char *, (const char *name, char *resolved));
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_GL_CXXALIASWARN (realpath);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_REALPATH
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_GL_WARN_ON_USE (realpath, "realpath is unportable - use gnulib module "
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"canonicalize or canonicalize-lgpl for portability");
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/* Test a user response to a question.
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Return 1 if it is affirmative, 0 if it is negative, or -1 if not clear. */
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_GL_FUNCDECL_SYS (rpmatch, int, (const char *response) _GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (rpmatch, int, (const char *response));
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_GL_CXXALIASWARN (rpmatch);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_RPMATCH
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_GL_WARN_ON_USE (rpmatch, "rpmatch is unportable - "
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"use gnulib module rpmatch for portability");
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/* Set NAME to VALUE in the environment.
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If REPLACE is nonzero, overwrite an existing value. */
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# if @REPLACE_SETENV@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define setenv rpl_setenv
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_GL_FUNCDECL_RPL (setenv, int,
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(const char *name, const char *value, int replace)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_RPL (setenv, int,
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(const char *name, const char *value, int replace));
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_GL_FUNCDECL_SYS (setenv, int,
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(const char *name, const char *value, int replace)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (setenv, int,
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(const char *name, const char *value, int replace));
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_GL_CXXALIASWARN (setenv);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_SETENV
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_GL_WARN_ON_USE (setenv, "setenv is unportable - "
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"use gnulib module setenv for portability");
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/* Parse a double from STRING, updating ENDP if appropriate. */
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# if @REPLACE_STRTOD@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define strtod rpl_strtod
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_GL_FUNCDECL_RPL (strtod, double, (const char *str, char **endp)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_RPL (strtod, double, (const char *str, char **endp));
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_GL_FUNCDECL_SYS (strtod, double, (const char *str, char **endp)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (strtod, double, (const char *str, char **endp));
585
_GL_CXXALIASWARN (strtod);
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#elif defined GNULIB_POSIXCHECK
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# if HAVE_RAW_DECL_STRTOD
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_GL_WARN_ON_USE (strtod, "strtod is unportable - "
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"use gnulib module strtod for portability");
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/* Parse a signed integer whose textual representation starts at STRING.
596
The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0,
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it may be decimal or octal (with prefix "0") or hexadecimal (with prefix
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If ENDPTR is not NULL, the address of the first byte after the integer is
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Upon overflow, the return value is LLONG_MAX or LLONG_MIN, and errno is set
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_GL_FUNCDECL_SYS (strtoll, long long,
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(const char *string, char **endptr, int base)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_SYS (strtoll, long long,
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(const char *string, char **endptr, int base));
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_GL_CXXALIASWARN (strtoll);
611
#elif defined GNULIB_POSIXCHECK
613
# if HAVE_RAW_DECL_STRTOLL
614
_GL_WARN_ON_USE (strtoll, "strtoll is unportable - "
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"use gnulib module strtoll for portability");
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#if @GNULIB_STRTOULL@
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/* Parse an unsigned integer whose textual representation starts at STRING.
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The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0,
622
it may be decimal or octal (with prefix "0") or hexadecimal (with prefix
624
If ENDPTR is not NULL, the address of the first byte after the integer is
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Upon overflow, the return value is ULLONG_MAX, and errno is set to
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# if !@HAVE_STRTOULL@
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_GL_FUNCDECL_SYS (strtoull, unsigned long long,
630
(const char *string, char **endptr, int base)
631
_GL_ARG_NONNULL ((1)));
633
_GL_CXXALIAS_SYS (strtoull, unsigned long long,
634
(const char *string, char **endptr, int base));
635
_GL_CXXALIASWARN (strtoull);
636
#elif defined GNULIB_POSIXCHECK
638
# if HAVE_RAW_DECL_STRTOULL
639
_GL_WARN_ON_USE (strtoull, "strtoull is unportable - "
640
"use gnulib module strtoull for portability");
644
#if @GNULIB_UNLOCKPT@
645
/* Unlock the slave side of the pseudo-terminal whose master side is specified
646
by FD, so that it can be opened. */
647
# if !@HAVE_UNLOCKPT@
648
_GL_FUNCDECL_SYS (unlockpt, int, (int fd));
650
_GL_CXXALIAS_SYS (unlockpt, int, (int fd));
651
_GL_CXXALIASWARN (unlockpt);
652
#elif defined GNULIB_POSIXCHECK
654
# if HAVE_RAW_DECL_UNLOCKPT
655
_GL_WARN_ON_USE (ptsname, "unlockpt is not portable - "
656
"use gnulib module unlockpt for portability");
660
#if @GNULIB_UNSETENV@
661
/* Remove the variable NAME from the environment. */
662
# if @REPLACE_UNSETENV@
663
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
665
# define unsetenv rpl_unsetenv
667
_GL_FUNCDECL_RPL (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1)));
668
_GL_CXXALIAS_RPL (unsetenv, int, (const char *name));
670
# if !@HAVE_UNSETENV@
671
_GL_FUNCDECL_SYS (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1)));
673
_GL_CXXALIAS_SYS (unsetenv, int, (const char *name));
675
_GL_CXXALIASWARN (unsetenv);
676
#elif defined GNULIB_POSIXCHECK
678
# if HAVE_RAW_DECL_UNSETENV
679
_GL_WARN_ON_USE (unsetenv, "unsetenv is unportable - "
680
"use gnulib module unsetenv for portability");
685
#endif /* _GL_STDLIB_H */
686
#endif /* _GL_STDLIB_H */
added
removed
lib/stdlib.in.h
