diff options
Diffstat (limited to 'lib/stdlib.in.h')
| -rw-r--r-- | lib/stdlib.in.h | 622 |
1 files changed, 462 insertions, 160 deletions
diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h index 2a62fb73..3839ff34 100644 --- a/lib/stdlib.in.h +++ b/lib/stdlib.in.h @@ -1,6 +1,6 @@ /* A GNU-like <stdlib.h>. - Copyright (C) 1995, 2001-2004, 2006-2009 Free Software Foundation, Inc. + Copyright (C) 1995, 2001-2004, 2006-2010 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by @@ -39,7 +39,7 @@ #include <stddef.h> /* Solaris declares getloadavg() in <sys/loadavg.h>. */ -#if @GNULIB_GETLOADAVG@ && @HAVE_SYS_LOADAVG_H@ +#if (@GNULIB_GETLOADAVG@ || defined GNULIB_POSIXCHECK) && @HAVE_SYS_LOADAVG_H@ # include <sys/loadavg.h> #endif @@ -49,24 +49,36 @@ # include <random.h> #endif -#if @GNULIB_RANDOM_R@ || !@HAVE_STRUCT_RANDOM_DATA@ +#if !@HAVE_STRUCT_RANDOM_DATA@ || (@GNULIB_RANDOM_R@ && !@HAVE_RANDOM_R@) \ + || defined GNULIB_POSIXCHECK # include <stdint.h> #endif #if !@HAVE_STRUCT_RANDOM_DATA@ struct random_data { - int32_t *fptr; /* Front pointer. */ - int32_t *rptr; /* Rear pointer. */ - int32_t *state; /* Array of state values. */ - int rand_type; /* Type of random number generator. */ - int rand_deg; /* Degree of random number generator. */ - int rand_sep; /* Distance between front and rear. */ - int32_t *end_ptr; /* Pointer behind state table. */ + int32_t *fptr; /* Front pointer. */ + int32_t *rptr; /* Rear pointer. */ + int32_t *state; /* Array of state values. */ + int rand_type; /* Type of random number generator. */ + int rand_deg; /* Degree of random number generator. */ + int rand_sep; /* Distance between front and rear. */ + int32_t *end_ptr; /* Pointer behind state table. */ }; #endif -/* The definition of GL_LINK_WARNING is copied here. */ +#if (@GNULIB_MKSTEMP@ || @GNULIB_GETSUBOPT@ || defined GNULIB_POSIXCHECK) && ! defined __GLIBC__ && !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__) +/* On MacOS X 10.3, only <unistd.h> declares mkstemp. */ +/* On Cygwin 1.7.1, only <unistd.h> declares getsubopt. */ +/* But avoid namespace pollution on glibc systems and native Windows. */ +# include <unistd.h> +#endif + +/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ + +/* The definition of _GL_ARG_NONNULL is copied here. */ + +/* The definition of _GL_WARN_ON_USE is copied here. */ /* Some systems do not define EXIT_*, despite otherwise supporting C89. */ @@ -83,88 +95,84 @@ struct random_data #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); +#if @GNULIB_ATOLL@ +/* Parse a signed decimal integer. + Returns the value of the integer. Errors are not detected. */ +# if !@HAVE_ATOLL@ +_GL_FUNCDECL_SYS (atoll, long long, (const char *string) _GL_ARG_NONNULL ((1))); # endif +_GL_CXXALIAS_SYS (atoll, long long, (const char *string)); +_GL_CXXALIASWARN (atoll); #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); +# undef atoll +# if HAVE_RAW_DECL_ATOLL +_GL_WARN_ON_USE (atoll, "atoll is unportable - " + "use gnulib module atoll for portability"); # 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); +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef calloc +# define calloc rpl_calloc +# endif +_GL_FUNCDECL_RPL (calloc, void *, (size_t nmemb, size_t size)); +_GL_CXXALIAS_RPL (calloc, void *, (size_t nmemb, size_t size)); +# else +_GL_CXXALIAS_SYS (calloc, void *, (size_t nmemb, size_t size)); # endif +_GL_CXXALIASWARN (calloc); #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)) +/* Assume calloc is always declared. */ +_GL_WARN_ON_USE (calloc, "calloc is not POSIX compliant everywhere - " + "use gnulib module calloc-posix for portability"); #endif - -#if @GNULIB_ATOLL@ -# if !@HAVE_ATOLL@ -/* Parse a signed decimal integer. - Returns the value of the integer. Errors are not detected. */ -extern long long atoll (const char *string); +#if @GNULIB_CANONICALIZE_FILE_NAME@ +# if @REPLACE_CANONICALIZE_FILE_NAME@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define canonicalize_file_name rpl_canonicalize_file_name +# endif +_GL_FUNCDECL_RPL (canonicalize_file_name, char *, (const char *name) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (canonicalize_file_name, char *, (const char *name)); +# else +# if !@HAVE_CANONICALIZE_FILE_NAME@ +_GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (canonicalize_file_name, char *, (const char *name)); # endif +_GL_CXXALIASWARN (canonicalize_file_name); #elif defined GNULIB_POSIXCHECK -# undef atoll -# define atoll(s) \ - (GL_LINK_WARNING ("atoll is unportable - " \ - "use gnulib module atoll for portability"), \ - atoll (s)) +# undef canonicalize_file_name +# if HAVE_RAW_DECL_CANONICALIZE_FILE_NAME +_GL_WARN_ON_USE (canonicalize_file_name, "canonicalize_file_name is unportable - " + "use gnulib module canonicalize-lgpl for portability"); +# endif #endif - #if @GNULIB_GETLOADAVG@ -# if !@HAVE_DECL_GETLOADAVG@ /* Store max(NELEM,3) load average numbers in LOADAVG[]. The three numbers are the load average of the last 1 minute, the last 5 minutes, and the last 15 minutes, respectively. LOADAVG is an array of NELEM numbers. */ -extern int getloadavg (double loadavg[], int nelem); +# if !@HAVE_DECL_GETLOADAVG@ +_GL_FUNCDECL_SYS (getloadavg, int, (double loadavg[], int nelem) + _GL_ARG_NONNULL ((1))); # endif +_GL_CXXALIAS_SYS (getloadavg, int, (double loadavg[], int nelem)); +_GL_CXXALIASWARN (getloadavg); #elif defined GNULIB_POSIXCHECK # undef getloadavg -# define getloadavg(l,n) \ - (GL_LINK_WARNING ("getloadavg is not portable - " \ - "use gnulib module getloadavg for portability"), \ - getloadavg (l, n)) +# if HAVE_RAW_DECL_GETLOADAVG +_GL_WARN_ON_USE (getloadavg, "getloadavg is not portable - " + "use gnulib module getloadavg for portability"); +# endif #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. @@ -178,37 +186,133 @@ extern int getloadavg (double loadavg[], int nelem); 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); +_GL_FUNCDECL_SYS (getsubopt, int, + (char **optionp, char *const *tokens, char **valuep) + _GL_ARG_NONNULL ((1, 2, 3))); # endif +_GL_CXXALIAS_SYS (getsubopt, int, + (char **optionp, char *const *tokens, char **valuep)); +_GL_CXXALIASWARN (getsubopt); #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)) +# if HAVE_RAW_DECL_GETSUBOPT +_GL_WARN_ON_USE (getsubopt, "getsubopt is unportable - " + "use gnulib module getsubopt for portability"); +# endif +#endif + +#if @GNULIB_GRANTPT@ +/* Change the ownership and access permission of the slave side of the + pseudo-terminal whose master side is specified by FD. */ +# if !@HAVE_GRANTPT@ +_GL_FUNCDECL_SYS (grantpt, int, (int fd)); +# endif +_GL_CXXALIAS_SYS (grantpt, int, (int fd)); +_GL_CXXALIASWARN (grantpt); +#elif defined GNULIB_POSIXCHECK +# undef grantpt +# if HAVE_RAW_DECL_GRANTPT +_GL_WARN_ON_USE (ptsname, "grantpt is not portable - " + "use gnulib module grantpt for portability"); +# endif #endif +#if @GNULIB_MALLOC_POSIX@ +# if !@HAVE_MALLOC_POSIX@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef malloc +# define malloc rpl_malloc +# endif +_GL_FUNCDECL_RPL (malloc, void *, (size_t size)); +_GL_CXXALIAS_RPL (malloc, void *, (size_t size)); +# else +_GL_CXXALIAS_SYS (malloc, void *, (size_t size)); +# endif +_GL_CXXALIASWARN (malloc); +#elif defined GNULIB_POSIXCHECK +# undef malloc +/* Assume malloc is always declared. */ +_GL_WARN_ON_USE (malloc, "malloc is not POSIX compliant everywhere - " + "use gnulib module malloc-posix for portability"); +#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*/); +# if !@HAVE_MKDTEMP@ +_GL_FUNCDECL_SYS (mkdtemp, char *, (char * /*template*/) _GL_ARG_NONNULL ((1))); # endif +_GL_CXXALIAS_SYS (mkdtemp, char *, (char * /*template*/)); +_GL_CXXALIASWARN (mkdtemp); #elif defined GNULIB_POSIXCHECK # undef mkdtemp -# define mkdtemp(t) \ - (GL_LINK_WARNING ("mkdtemp is unportable - " \ - "use gnulib module mkdtemp for portability"), \ - mkdtemp (t)) +# if HAVE_RAW_DECL_MKDTEMP +_GL_WARN_ON_USE (mkdtemp, "mkdtemp is unportable - " + "use gnulib module mkdtemp for portability"); +# endif #endif +#if @GNULIB_MKOSTEMP@ +/* 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 flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>) + and O_TEXT, O_BINARY (defined in "binary-io.h"). + The file is then created, with the specified flags, 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. */ +# if !@HAVE_MKOSTEMP@ +_GL_FUNCDECL_SYS (mkostemp, int, (char * /*template*/, int /*flags*/) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (mkostemp, int, (char * /*template*/, int /*flags*/)); +_GL_CXXALIASWARN (mkostemp); +#elif defined GNULIB_POSIXCHECK +# undef mkostemp +# if HAVE_RAW_DECL_MKOSTEMP +_GL_WARN_ON_USE (mkostemp, "mkostemp is unportable - " + "use gnulib module mkostemp for portability"); +# endif +#endif + +#if @GNULIB_MKOSTEMPS@ +/* Create a unique temporary file from TEMPLATE. + The last six characters of TEMPLATE before a suffix of length + SUFFIXLEN must be "XXXXXX"; + they are replaced with a string that makes the file name unique. + The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>) + and O_TEXT, O_BINARY (defined in "binary-io.h"). + The file is then created, with the specified flags, 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. */ +# if !@HAVE_MKOSTEMPS@ +_GL_FUNCDECL_SYS (mkostemps, int, + (char * /*template*/, int /*suffixlen*/, int /*flags*/) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (mkostemps, int, + (char * /*template*/, int /*suffixlen*/, int /*flags*/)); +_GL_CXXALIASWARN (mkostemps); +#elif defined GNULIB_POSIXCHECK +# undef mkostemps +# if HAVE_RAW_DECL_MKOSTEMPS +_GL_WARN_ON_USE (mkostemps, "mkostemps is unportable - " + "use gnulib module mkostemps for portability"); +# endif +#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. @@ -218,124 +322,276 @@ extern char * mkdtemp (char * /*template*/); implementation. Returns the open file descriptor if successful, otherwise -1 and errno set. */ -# define mkstemp rpl_mkstemp -extern int mkstemp (char * /*template*/); +# if @REPLACE_MKSTEMP@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define mkstemp rpl_mkstemp +# endif +_GL_FUNCDECL_RPL (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (mkstemp, int, (char * /*template*/)); # else -/* On MacOS X 10.3, only <unistd.h> declares mkstemp. */ -# include <unistd.h> +# if ! @HAVE_MKSTEMP@ +_GL_FUNCDECL_SYS (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (mkstemp, int, (char * /*template*/)); # endif +_GL_CXXALIASWARN (mkstemp); #elif defined GNULIB_POSIXCHECK # undef mkstemp -# define mkstemp(t) \ - (GL_LINK_WARNING ("mkstemp is unportable - " \ - "use gnulib module mkstemp for portability"), \ - mkstemp (t)) +# if HAVE_RAW_DECL_MKSTEMP +_GL_WARN_ON_USE (mkstemp, "mkstemp is unportable - " + "use gnulib module mkstemp for portability"); +# endif #endif +#if @GNULIB_MKSTEMPS@ +/* Create a unique temporary file from TEMPLATE. + The last six characters of TEMPLATE prior to a suffix of length + SUFFIXLEN 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. */ +# if !@HAVE_MKSTEMPS@ +_GL_FUNCDECL_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/)); +_GL_CXXALIASWARN (mkstemps); +#elif defined GNULIB_POSIXCHECK +# undef mkstemps +# if HAVE_RAW_DECL_MKSTEMPS +_GL_WARN_ON_USE (mkstemps, "mkstemps is unportable - " + "use gnulib module mkstemps for portability"); +# endif +#endif + +#if @GNULIB_PTSNAME@ +/* Return the pathname of the pseudo-terminal slave associated with + the master FD is open on, or NULL on errors. */ +# if !@HAVE_PTSNAME@ +_GL_FUNCDECL_SYS (ptsname, char *, (int fd)); +# endif +_GL_CXXALIAS_SYS (ptsname, char *, (int fd)); +_GL_CXXALIASWARN (ptsname); +#elif defined GNULIB_POSIXCHECK +# undef ptsname +# if HAVE_RAW_DECL_PTSNAME +_GL_WARN_ON_USE (ptsname, "ptsname is not portable - " + "use gnulib module ptsname for portability"); +# endif +#endif #if @GNULIB_PUTENV@ # if @REPLACE_PUTENV@ -# undef putenv -# define putenv rpl_putenv -extern int putenv (char *string); +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef putenv +# define putenv rpl_putenv +# endif +_GL_FUNCDECL_RPL (putenv, int, (char *string) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (putenv, int, (char *string)); +# else +_GL_CXXALIAS_SYS (putenv, int, (char *string)); # endif +_GL_CXXALIASWARN (putenv); #endif #if @GNULIB_RANDOM_R@ # if !@HAVE_RANDOM_R@ - # ifndef RAND_MAX # define RAND_MAX 2147483647 # endif +# endif +#endif -int srandom_r (unsigned int seed, struct random_data *rand_state); -int initstate_r (unsigned int seed, char *buf, size_t buf_size, - struct random_data *rand_state); -int setstate_r (char *arg_state, struct random_data *rand_state); -int random_r (struct random_data *buf, int32_t *result); +#if @GNULIB_RANDOM_R@ +# if !@HAVE_RANDOM_R@ +_GL_FUNCDECL_SYS (random_r, int, (struct random_data *buf, int32_t *result) + _GL_ARG_NONNULL ((1, 2))); # endif +_GL_CXXALIAS_SYS (random_r, int, (struct random_data *buf, int32_t *result)); +_GL_CXXALIASWARN (random_r); #elif defined GNULIB_POSIXCHECK # undef random_r -# define random_r(b,r) \ - (GL_LINK_WARNING ("random_r is unportable - " \ - "use gnulib module random_r for portability"), \ - random_r (b,r)) -# undef initstate_r -# define initstate_r(s,b,sz,r) \ - (GL_LINK_WARNING ("initstate_r is unportable - " \ - "use gnulib module random_r for portability"), \ - initstate_r (s,b,sz,r)) +# if HAVE_RAW_DECL_RANDOM_R +_GL_WARN_ON_USE (random_r, "random_r is unportable - " + "use gnulib module random_r for portability"); +# endif +#endif + +#if @GNULIB_RANDOM_R@ +# if !@HAVE_RANDOM_R@ +_GL_FUNCDECL_SYS (srandom_r, int, + (unsigned int seed, struct random_data *rand_state) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (srandom_r, int, + (unsigned int seed, struct random_data *rand_state)); +_GL_CXXALIASWARN (srandom_r); +#elif defined GNULIB_POSIXCHECK # undef srandom_r -# define srandom_r(s,r) \ - (GL_LINK_WARNING ("srandom_r is unportable - " \ - "use gnulib module random_r for portability"), \ - srandom_r (s,r)) +# if HAVE_RAW_DECL_SRANDOM_R +_GL_WARN_ON_USE (srandom_r, "srandom_r is unportable - " + "use gnulib module random_r for portability"); +# endif +#endif + +#if @GNULIB_RANDOM_R@ +# if !@HAVE_RANDOM_R@ +_GL_FUNCDECL_SYS (initstate_r, int, + (unsigned int seed, char *buf, size_t buf_size, + struct random_data *rand_state) + _GL_ARG_NONNULL ((2, 4))); +# endif +_GL_CXXALIAS_SYS (initstate_r, int, + (unsigned int seed, char *buf, size_t buf_size, + struct random_data *rand_state)); +_GL_CXXALIASWARN (initstate_r); +#elif defined GNULIB_POSIXCHECK +# undef initstate_r +# if HAVE_RAW_DECL_INITSTATE_R +_GL_WARN_ON_USE (initstate_r, "initstate_r is unportable - " + "use gnulib module random_r for portability"); +# endif +#endif + +#if @GNULIB_RANDOM_R@ +# if !@HAVE_RANDOM_R@ +_GL_FUNCDECL_SYS (setstate_r, int, + (char *arg_state, struct random_data *rand_state) + _GL_ARG_NONNULL ((1, 2))); +# endif +_GL_CXXALIAS_SYS (setstate_r, int, + (char *arg_state, struct random_data *rand_state)); +_GL_CXXALIASWARN (setstate_r); +#elif defined GNULIB_POSIXCHECK # undef setstate_r -# define setstate_r(a,r) \ - (GL_LINK_WARNING ("setstate_r is unportable - " \ - "use gnulib module random_r for portability"), \ - setstate_r (a,r)) +# if HAVE_RAW_DECL_SETSTATE_R +_GL_WARN_ON_USE (setstate_r, "setstate_r is unportable - " + "use gnulib module random_r for portability"); +# endif #endif +#if @GNULIB_REALLOC_POSIX@ +# if !@HAVE_REALLOC_POSIX@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef realloc +# define realloc rpl_realloc +# endif +_GL_FUNCDECL_RPL (realloc, void *, (void *ptr, size_t size)); +_GL_CXXALIAS_RPL (realloc, void *, (void *ptr, size_t size)); +# else +_GL_CXXALIAS_SYS (realloc, void *, (void *ptr, size_t size)); +# endif +_GL_CXXALIASWARN (realloc); +#elif defined GNULIB_POSIXCHECK +# undef realloc +/* Assume realloc is always declared. */ +_GL_WARN_ON_USE (realloc, "realloc is not POSIX compliant everywhere - " + "use gnulib module realloc-posix for portability"); +#endif + +#if @GNULIB_REALPATH@ +# if @REPLACE_REALPATH@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define realpath rpl_realpath +# endif +_GL_FUNCDECL_RPL (realpath, char *, (const char *name, char *resolved) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (realpath, char *, (const char *name, char *resolved)); +# else +# if !@HAVE_REALPATH@ +_GL_FUNCDECL_SYS (realpath, char *, (const char *name, char *resolved) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (realpath, char *, (const char *name, char *resolved)); +# endif +_GL_CXXALIASWARN (realpath); +#elif defined GNULIB_POSIXCHECK +# undef realpath +# if HAVE_RAW_DECL_REALPATH +_GL_WARN_ON_USE (realpath, "realpath is unportable - use gnulib module " + "canonicalize or canonicalize-lgpl for portability"); +# endif +#endif + #if @GNULIB_RPMATCH@ -# if !@HAVE_RPMATCH@ /* Test a user response to a question. Return 1 if it is affirmative, 0 if it is negative, or -1 if not clear. */ -extern int rpmatch (const char *response); +# if !@HAVE_RPMATCH@ +_GL_FUNCDECL_SYS (rpmatch, int, (const char *response) _GL_ARG_NONNULL ((1))); # endif +_GL_CXXALIAS_SYS (rpmatch, int, (const char *response)); +_GL_CXXALIASWARN (rpmatch); #elif defined GNULIB_POSIXCHECK # undef rpmatch -# define rpmatch(r) \ - (GL_LINK_WARNING ("rpmatch is unportable - " \ - "use gnulib module rpmatch for portability"), \ - rpmatch (r)) +# if HAVE_RAW_DECL_RPMATCH +_GL_WARN_ON_USE (rpmatch, "rpmatch is unportable - " + "use gnulib module rpmatch for portability"); +# 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) +# if @REPLACE_SETENV@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef setenv +# define setenv rpl_setenv # endif +_GL_FUNCDECL_RPL (setenv, int, + (const char *name, const char *value, int replace) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (setenv, int, + (const char *name, const char *value, int replace)); # else -/* Remove the variable NAME from the environment. */ -extern int unsetenv (const char *name); +# if !@HAVE_SETENV@ +_GL_FUNCDECL_SYS (setenv, int, + (const char *name, const char *value, int replace) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (setenv, int, + (const char *name, const char *value, int replace)); +# endif +_GL_CXXALIASWARN (setenv); +#elif defined GNULIB_POSIXCHECK +# undef setenv +# if HAVE_RAW_DECL_SETENV +_GL_WARN_ON_USE (setenv, "setenv is unportable - " + "use gnulib module setenv for portability"); # endif #endif - #if @GNULIB_STRTOD@ -# if @REPLACE_STRTOD@ -# define strtod rpl_strtod -# endif -# if !@HAVE_STRTOD@ || @REPLACE_STRTOD@ /* Parse a double from STRING, updating ENDP if appropriate. */ -extern double strtod (const char *str, char **endp); +# if @REPLACE_STRTOD@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define strtod rpl_strtod +# endif +_GL_FUNCDECL_RPL (strtod, double, (const char *str, char **endp) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (strtod, double, (const char *str, char **endp)); +# else +# if !@HAVE_STRTOD@ +_GL_FUNCDECL_SYS (strtod, double, (const char *str, char **endp) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (strtod, double, (const char *str, char **endp)); # endif +_GL_CXXALIASWARN (strtod); #elif defined GNULIB_POSIXCHECK # undef strtod -# define strtod(s, e) \ - (GL_LINK_WARNING ("strtod is unportable - " \ - "use gnulib module strtod for portability"), \ - strtod (s, e)) +# if HAVE_RAW_DECL_STRTOD +_GL_WARN_ON_USE (strtod, "strtod is unportable - " + "use gnulib module strtod for portability"); +# endif #endif - #if @GNULIB_STRTOLL@ -# if !@HAVE_STRTOLL@ /* Parse a signed integer whose textual representation starts at STRING. The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0, it may be decimal or octal (with prefix "0") or hexadecimal (with prefix @@ -344,19 +600,23 @@ extern double strtod (const char *str, char **endp); stored in *ENDPTR. Upon overflow, the return value is LLONG_MAX or LLONG_MIN, and errno is set to ERANGE. */ -extern long long strtoll (const char *string, char **endptr, int base); +# if !@HAVE_STRTOLL@ +_GL_FUNCDECL_SYS (strtoll, long long, + (const char *string, char **endptr, int base) + _GL_ARG_NONNULL ((1))); # endif +_GL_CXXALIAS_SYS (strtoll, long long, + (const char *string, char **endptr, int base)); +_GL_CXXALIASWARN (strtoll); #elif defined GNULIB_POSIXCHECK # undef strtoll -# define strtoll(s,e,b) \ - (GL_LINK_WARNING ("strtoll is unportable - " \ - "use gnulib module strtoll for portability"), \ - strtoll (s, e, b)) +# if HAVE_RAW_DECL_STRTOLL +_GL_WARN_ON_USE (strtoll, "strtoll is unportable - " + "use gnulib module strtoll for portability"); +# endif #endif - #if @GNULIB_STRTOULL@ -# if !@HAVE_STRTOULL@ /* Parse an unsigned integer whose textual representation starts at STRING. The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0, it may be decimal or octal (with prefix "0") or hexadecimal (with prefix @@ -365,21 +625,63 @@ extern long long strtoll (const char *string, char **endptr, int base); stored in *ENDPTR. Upon overflow, the return value is ULLONG_MAX, and errno is set to ERANGE. */ -extern unsigned long long strtoull (const char *string, char **endptr, int base); +# if !@HAVE_STRTOULL@ +_GL_FUNCDECL_SYS (strtoull, unsigned long long, + (const char *string, char **endptr, int base) + _GL_ARG_NONNULL ((1))); # endif +_GL_CXXALIAS_SYS (strtoull, unsigned long long, + (const char *string, char **endptr, int base)); +_GL_CXXALIASWARN (strtoull); #elif defined GNULIB_POSIXCHECK # undef strtoull -# define strtoull(s,e,b) \ - (GL_LINK_WARNING ("strtoull is unportable - " \ - "use gnulib module strtoull for portability"), \ - strtoull (s, e, b)) +# if HAVE_RAW_DECL_STRTOULL +_GL_WARN_ON_USE (strtoull, "strtoull is unportable - " + "use gnulib module strtoull for portability"); +# endif #endif +#if @GNULIB_UNLOCKPT@ +/* Unlock the slave side of the pseudo-terminal whose master side is specified + by FD, so that it can be opened. */ +# if !@HAVE_UNLOCKPT@ +_GL_FUNCDECL_SYS (unlockpt, int, (int fd)); +# endif +_GL_CXXALIAS_SYS (unlockpt, int, (int fd)); +_GL_CXXALIASWARN (unlockpt); +#elif defined GNULIB_POSIXCHECK +# undef unlockpt +# if HAVE_RAW_DECL_UNLOCKPT +_GL_WARN_ON_USE (ptsname, "unlockpt is not portable - " + "use gnulib module unlockpt for portability"); +# endif +#endif -#ifdef __cplusplus -} +#if @GNULIB_UNSETENV@ +/* Remove the variable NAME from the environment. */ +# if @REPLACE_UNSETENV@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef unsetenv +# define unsetenv rpl_unsetenv +# endif +_GL_FUNCDECL_RPL (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (unsetenv, int, (const char *name)); +# else +# if !@HAVE_UNSETENV@ +_GL_FUNCDECL_SYS (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (unsetenv, int, (const char *name)); +# endif +_GL_CXXALIASWARN (unsetenv); +#elif defined GNULIB_POSIXCHECK +# undef unsetenv +# if HAVE_RAW_DECL_UNSETENV +_GL_WARN_ON_USE (unsetenv, "unsetenv is unportable - " + "use gnulib module unsetenv for portability"); +# endif #endif + #endif /* _GL_STDLIB_H */ #endif /* _GL_STDLIB_H */ #endif |