Mercurial > hg > octave-lojdl > gnulib-hg
changeset 12941:0c9896a5a035
stdlib: Avoid #define replacements in C++ mode.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Mon, 08 Mar 2010 01:23:38 +0100 |
parents | 4c61fd24cafa |
children | 17ee1f140456 |
files | ChangeLog lib/stdlib.in.h modules/stdlib |
diffstat | 3 files changed, 242 insertions(+), 91 deletions(-) [+] |
line wrap: on
line diff
--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,15 @@ 2010-03-07 Bruno Haible <bruno@clisp.org> + stdlib: Avoid #define replacements in C++ mode. + * lib/stdlib.in.h: Include c++defs.h. + (atoll, calloc, canonicalize_file_name, getloadavg, getsubopt, malloc, + mkdtemp, mkostemp, mkostemps, mkstemp, mkstemps, putenv, random_r, + srandom_r, initstate_r, setstate_r, realloc, realpath, rpmatch, setenv, + strtod, strtoll, strtoull, unsetenv): In C++, define a namespaced alias + symbol. + * modules/stdlib (Depends-on): Add c++defs. + (Makefile.am): Update stdlib.h rule. + stdio: Avoid #define replacements in C++ mode. * lib/stdio.in.h: Include c++defs.h. (dprintf, fclose, fflush, fopen, fprintf, fpurge, fputc, fputs,
--- a/lib/stdlib.in.h +++ b/lib/stdlib.in.h @@ -74,6 +74,8 @@ # 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. */ @@ -93,16 +95,14 @@ #endif -#ifdef __cplusplus -extern "C" { -#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) _GL_ARG_NONNULL ((1)); +# 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 atoll # if HAVE_RAW_DECL_ATOLL @@ -113,10 +113,16 @@ #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 /* Assume calloc is always declared. */ @@ -126,11 +132,20 @@ #if @GNULIB_CANONICALIZE_FILE_NAME@ # if @REPLACE_CANONICALIZE_FILE_NAME@ -# define canonicalize_file_name rpl_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 -# if !@HAVE_CANONICALIZE_FILE_NAME@ || @REPLACE_CANONICALIZE_FILE_NAME@ -extern char *canonicalize_file_name (const char *name) _GL_ARG_NONNULL ((1)); -# endif +_GL_CXXALIASWARN (canonicalize_file_name); #elif defined GNULIB_POSIXCHECK # undef canonicalize_file_name # if HAVE_RAW_DECL_CANONICALIZE_FILE_NAME @@ -140,13 +155,16 @@ #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) _GL_ARG_NONNULL ((1)); +# 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 # if HAVE_RAW_DECL_GETLOADAVG @@ -168,9 +186,13 @@ 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_ARG_NONNULL ((1, 2, 3)); +_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 # if HAVE_RAW_DECL_GETSUBOPT @@ -181,10 +203,16 @@ #if @GNULIB_MALLOC_POSIX@ # if !@HAVE_MALLOC_POSIX@ -# undef malloc -# define malloc rpl_malloc -extern void * malloc (size_t size); +# 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. */ @@ -193,14 +221,16 @@ #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*/) _GL_ARG_NONNULL ((1)); +# 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 # if HAVE_RAW_DECL_MKDTEMP @@ -210,7 +240,6 @@ #endif #if @GNULIB_MKOSTEMP@ -# if !@HAVE_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. @@ -223,8 +252,12 @@ implementation. Returns the open file descriptor if successful, otherwise -1 and errno set. */ -extern int mkostemp (char * /*template*/, int /*flags*/) _GL_ARG_NONNULL ((1)); +# 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 @@ -234,7 +267,6 @@ #endif #if @GNULIB_MKOSTEMPS@ -# if !@HAVE_MKOSTEMPS@ /* Create a unique temporary file from TEMPLATE. The last six characters of TEMPLATE before a suffix of length SUFFIXLEN must be "XXXXXX"; @@ -248,9 +280,14 @@ implementation. Returns the open file descriptor if successful, otherwise -1 and errno set. */ -extern int mkostemps (char * /*template*/, int /*suffixlen*/, int /*flags*/) - _GL_ARG_NONNULL ((1)); +# 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 @@ -260,7 +297,6 @@ #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. @@ -270,9 +306,16 @@ implementation. Returns the open file descriptor if successful, otherwise -1 and errno set. */ -# define mkstemp rpl_mkstemp -extern int mkstemp (char * /*template*/) _GL_ARG_NONNULL ((1)); +# 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 +_GL_CXXALIAS_SYS (mkstemp, int, (char * /*template*/)); # endif +_GL_CXXALIASWARN (mkstemp); #elif defined GNULIB_POSIXCHECK # undef mkstemp # if HAVE_RAW_DECL_MKSTEMP @@ -282,7 +325,6 @@ #endif #if @GNULIB_MKSTEMPS@ -# if !@HAVE_MKSTEMPS@ /* Create a unique temporary file from TEMPLATE. The last six characters of TEMPLATE prior to a suffix of length SUFFIXLEN must be "XXXXXX"; @@ -293,9 +335,12 @@ implementation. Returns the open file descriptor if successful, otherwise -1 and errno set. */ -extern int mkstemps (char * /*template*/, int /*suffixlen*/) - _GL_ARG_NONNULL ((1)); +# 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 @@ -306,45 +351,88 @@ #if @GNULIB_PUTENV@ # if @REPLACE_PUTENV@ -# undef putenv -# define putenv rpl_putenv -extern int putenv (char *string) _GL_ARG_NONNULL ((1)); +# 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 #if @GNULIB_RANDOM_R@ # if !@HAVE_RANDOM_R@ - -# ifndef RAND_MAX -# define RAND_MAX 2147483647 -# endif - -int srandom_r (unsigned int seed, struct random_data *rand_state) - _GL_ARG_NONNULL ((2)); -int initstate_r (unsigned int seed, char *buf, size_t buf_size, - struct random_data *rand_state) - _GL_ARG_NONNULL ((2, 4)); -int setstate_r (char *arg_state, struct random_data *rand_state) - _GL_ARG_NONNULL ((1, 2)); -int random_r (struct random_data *buf, int32_t *result) - _GL_ARG_NONNULL ((1, 2)); +_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 # 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 +# 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 -# undef srandom_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 + +#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 # if HAVE_RAW_DECL_SETSTATE_R _GL_WARN_ON_USE (setstate_r, "setstate_r is unportable - " @@ -352,12 +440,19 @@ # endif #endif + #if @GNULIB_REALLOC_POSIX@ # if !@HAVE_REALLOC_POSIX@ -# undef realloc -# define realloc rpl_realloc -extern void * realloc (void *ptr, size_t size); +# 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. */ @@ -367,11 +462,20 @@ #if @GNULIB_REALPATH@ # if @REPLACE_REALPATH@ -# define realpath rpl_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 -# if !@HAVE_REALPATH@ || @REPLACE_REALPATH@ -extern char *realpath (const char *name, char *resolved) _GL_ARG_NONNULL ((1)); -# endif +_GL_CXXALIASWARN (realpath); #elif defined GNULIB_POSIXCHECK # undef realpath # if HAVE_RAW_DECL_REALPATH @@ -381,11 +485,13 @@ #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) _GL_ARG_NONNULL ((1)); +# 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 # if HAVE_RAW_DECL_RPMATCH @@ -395,16 +501,28 @@ #endif #if @GNULIB_SETENV@ -# if @REPLACE_SETENV@ -# undef setenv -# define setenv rpl_setenv -# endif -# if !@HAVE_SETENV@ || @REPLACE_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) - _GL_ARG_NONNULL ((1)); +# 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 +# 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 @@ -414,13 +532,22 @@ #endif #if @GNULIB_STRTOD@ + /* Parse a double from STRING, updating ENDP if appropriate. */ # if @REPLACE_STRTOD@ -# define strtod rpl_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 -# if !@HAVE_STRTOD@ || @REPLACE_STRTOD@ - /* Parse a double from STRING, updating ENDP if appropriate. */ -extern double strtod (const char *str, char **endp) _GL_ARG_NONNULL ((1)); -# endif +_GL_CXXALIASWARN (strtod); #elif defined GNULIB_POSIXCHECK # undef strtod # if HAVE_RAW_DECL_STRTOD @@ -430,7 +557,6 @@ #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 @@ -439,9 +565,14 @@ 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) - _GL_ARG_NONNULL ((1)); +# 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 # if HAVE_RAW_DECL_STRTOLL @@ -451,7 +582,6 @@ #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 @@ -460,9 +590,14 @@ 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) - _GL_ARG_NONNULL ((1)); +# 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 # if HAVE_RAW_DECL_STRTOULL @@ -472,14 +607,21 @@ #endif #if @GNULIB_UNSETENV@ +/* Remove the variable NAME from the environment. */ # if @REPLACE_UNSETENV@ -# undef unsetenv -# define unsetenv rpl_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 -# if !@HAVE_UNSETENV@ || @REPLACE_UNSETENV@ -/* Remove the variable NAME from the environment. */ -extern int unsetenv (const char *name) _GL_ARG_NONNULL ((1)); -# endif +_GL_CXXALIASWARN (unsetenv); #elif defined GNULIB_POSIXCHECK # undef unsetenv # if HAVE_RAW_DECL_UNSETENV @@ -488,9 +630,6 @@ # endif #endif -#ifdef __cplusplus -} -#endif #endif /* _GL_STDLIB_H */ #endif /* _GL_STDLIB_H */
--- a/modules/stdlib +++ b/modules/stdlib @@ -7,6 +7,7 @@ Depends-on: arg-nonnull +c++defs include_next stddef stdint @@ -21,7 +22,7 @@ # We need the following in order to create <stdlib.h> when the system # doesn't have one that works with the given compiler. -stdlib.h: stdlib.in.h $(WARN_ON_USE_H) $(ARG_NONNULL_H) +stdlib.h: stdlib.in.h $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H) $(AM_V_GEN)rm -f $@-t $@ && \ { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \ sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \ @@ -77,6 +78,7 @@ -e 's|@''REPLACE_SETENV''@|$(REPLACE_SETENV)|g' \ -e 's|@''REPLACE_STRTOD''@|$(REPLACE_STRTOD)|g' \ -e 's|@''REPLACE_UNSETENV''@|$(REPLACE_UNSETENV)|g' \ + -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \ -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \ -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \ < $(srcdir)/stdlib.in.h; \