/* Definitions for POSIX spawn interface.
- Copyright (C) 2000, 2003, 2004, 2008 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2003-2004, 2008-2010 Free Software Foundation, Inc.
This file is part of the GNU C Library.
This program is free software: you can redistribute it and/or modify
#ifndef _GL_SPAWN_H
#define _GL_SPAWN_H
-#include <sched.h>
-#include <signal.h>
+/* Get definitions of 'struct sched_param' and 'sigset_t'.
+ But avoid namespace pollution on glibc systems. */
+#ifndef __GLIBC__
+# include <sched.h>
+# include <signal.h>
+#endif
+
#include <sys/types.h>
#ifndef __THROW
# endif
#endif
-/* The definition of GL_LINK_WARNING is copied here. */
+/* 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. */
/* Data structure to contain attributes for thread creation. */
#if @REPLACE_POSIX_SPAWN@
# define posix_spawnattr_t rpl_posix_spawnattr_t
#endif
+#if @REPLACE_POSIX_SPAWN@ || !@HAVE_POSIX_SPAWNATTR_T@
typedef struct
{
short int _flags;
int _policy;
int __pad[16];
} posix_spawnattr_t;
+#endif
/* Data structure to contain information about the actions to be
#if @REPLACE_POSIX_SPAWN@
# define posix_spawn_file_actions_t rpl_posix_spawn_file_actions_t
#endif
+#if @REPLACE_POSIX_SPAWN@ || !@HAVE_POSIX_SPAWN_FILE_ACTIONS_T@
typedef struct
{
int _allocated;
struct __spawn_action *_actions;
int __pad[16];
} posix_spawn_file_actions_t;
+#endif
/* Flags to be set in the `posix_spawnattr_t'. */
-#if @REPLACE_POSIX_SPAWN@
+#if @HAVE_POSIX_SPAWN@
+/* Use the values from the system, but provide the missing ones. */
+# ifndef POSIX_SPAWN_SETSCHEDPARAM
+# define POSIX_SPAWN_SETSCHEDPARAM 0
+# endif
+# ifndef POSIX_SPAWN_SETSCHEDULER
+# define POSIX_SPAWN_SETSCHEDULER 0
+# endif
+#else
+# if @REPLACE_POSIX_SPAWN@
/* Use the values from the system, for better compatibility. */
/* But this implementation does not support AIX extensions. */
-# undef POSIX_SPAWN_FORK_HANDLERS
-#else
-# define POSIX_SPAWN_RESETIDS 0x01
-# define POSIX_SPAWN_SETPGROUP 0x02
-# define POSIX_SPAWN_SETSIGDEF 0x04
-# define POSIX_SPAWN_SETSIGMASK 0x08
-# define POSIX_SPAWN_SETSCHEDPARAM 0x10
-# define POSIX_SPAWN_SETSCHEDULER 0x20
+# undef POSIX_SPAWN_FORK_HANDLERS
+# else
+# define POSIX_SPAWN_RESETIDS 0x01
+# define POSIX_SPAWN_SETPGROUP 0x02
+# define POSIX_SPAWN_SETSIGDEF 0x04
+# define POSIX_SPAWN_SETSIGMASK 0x08
+# define POSIX_SPAWN_SETSCHEDPARAM 0x10
+# define POSIX_SPAWN_SETSCHEDULER 0x20
+# endif
#endif
/* A GNU extension. Use the next free bit position. */
#define POSIX_SPAWN_USEVFORK \
- ((POSIX_SPAWN_RESETIDS | (POSIX_SPAWN_RESETIDS - 1) \
- | POSIX_SPAWN_SETPGROUP | (POSIX_SPAWN_SETPGROUP - 1) \
- | POSIX_SPAWN_SETSIGDEF | (POSIX_SPAWN_SETSIGDEF - 1) \
- | POSIX_SPAWN_SETSIGMASK | (POSIX_SPAWN_SETSIGMASK - 1) \
- | POSIX_SPAWN_SETSCHEDPARAM | (POSIX_SPAWN_SETSCHEDPARAM - 1) \
- | POSIX_SPAWN_SETSCHEDULER | (POSIX_SPAWN_SETSCHEDULER - 1)) \
+ ((POSIX_SPAWN_RESETIDS | (POSIX_SPAWN_RESETIDS - 1) \
+ | POSIX_SPAWN_SETPGROUP | (POSIX_SPAWN_SETPGROUP - 1) \
+ | POSIX_SPAWN_SETSIGDEF | (POSIX_SPAWN_SETSIGDEF - 1) \
+ | POSIX_SPAWN_SETSIGMASK | (POSIX_SPAWN_SETSIGMASK - 1) \
+ | POSIX_SPAWN_SETSCHEDPARAM \
+ | (POSIX_SPAWN_SETSCHEDPARAM > 0 ? POSIX_SPAWN_SETSCHEDPARAM - 1 : 0) \
+ | POSIX_SPAWN_SETSCHEDULER \
+ | (POSIX_SPAWN_SETSCHEDULER > 0 ? POSIX_SPAWN_SETSCHEDULER - 1 : 0)) \
+ 1)
typedef int verify_POSIX_SPAWN_USEVFORK_no_overlap
[2 * (((POSIX_SPAWN_RESETIDS | POSIX_SPAWN_SETPGROUP
& POSIX_SPAWN_USEVFORK) == 0) - 1];
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-
#if @GNULIB_POSIX_SPAWN@
/* Spawn a new process executing PATH with the attributes describes in *ATTRP.
Before running the process perform the actions described in FILE-ACTIONS.
This function is a possible cancellation points and therefore not
marked with __THROW. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawn rpl_posix_spawn
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawn (pid_t *_Restrict_ __pid,
- const char *_Restrict_ __path,
- const posix_spawn_file_actions_t *_Restrict_ __file_actions,
- const posix_spawnattr_t *_Restrict_ __attrp,
- char *const argv[_Restrict_arr_],
- char *const envp[_Restrict_arr_]);
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawn rpl_posix_spawn
+# endif
+_GL_FUNCDECL_RPL (posix_spawn, int,
+ (pid_t *_Restrict_ __pid,
+ const char *_Restrict_ __path,
+ const posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ const posix_spawnattr_t *_Restrict_ __attrp,
+ char *const argv[_Restrict_arr_],
+ char *const envp[_Restrict_arr_])
+ _GL_ARG_NONNULL ((2, 5, 6)));
+_GL_CXXALIAS_RPL (posix_spawn, int,
+ (pid_t *_Restrict_ __pid,
+ const char *_Restrict_ __path,
+ const posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ const posix_spawnattr_t *_Restrict_ __attrp,
+ char *const argv[_Restrict_arr_],
+ char *const envp[_Restrict_arr_]));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawn, int,
+ (pid_t *_Restrict_ __pid,
+ const char *_Restrict_ __path,
+ const posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ const posix_spawnattr_t *_Restrict_ __attrp,
+ char *const argv[_Restrict_arr_],
+ char *const envp[_Restrict_arr_])
+ _GL_ARG_NONNULL ((2, 5, 6)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawn, int,
+ (pid_t *_Restrict_ __pid,
+ const char *_Restrict_ __path,
+ const posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ const posix_spawnattr_t *_Restrict_ __attrp,
+ char *const argv[_Restrict_arr_],
+ char *const envp[_Restrict_arr_]));
+# endif
+_GL_CXXALIASWARN (posix_spawn);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawn
+# if HAVE_RAW_DECL_POSIX_SPAWN
+_GL_WARN_ON_USE (posix_spawn, "posix_spawn is unportable - "
+ "use gnulib module posix_spawn for portability");
# endif
#endif
This function is a possible cancellation points and therefore not
marked with __THROW. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnp rpl_posix_spawnp
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnp (pid_t *__pid, const char *__file,
- const posix_spawn_file_actions_t *__file_actions,
- const posix_spawnattr_t *__attrp,
- char *const argv[], char *const envp[]);
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnp rpl_posix_spawnp
+# endif
+_GL_FUNCDECL_RPL (posix_spawnp, int,
+ (pid_t *__pid, const char *__file,
+ const posix_spawn_file_actions_t *__file_actions,
+ const posix_spawnattr_t *__attrp,
+ char *const argv[], char *const envp[])
+ _GL_ARG_NONNULL ((2, 5, 6)));
+_GL_CXXALIAS_RPL (posix_spawnp, int,
+ (pid_t *__pid, const char *__file,
+ const posix_spawn_file_actions_t *__file_actions,
+ const posix_spawnattr_t *__attrp,
+ char *const argv[], char *const envp[]));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnp, int,
+ (pid_t *__pid, const char *__file,
+ const posix_spawn_file_actions_t *__file_actions,
+ const posix_spawnattr_t *__attrp,
+ char *const argv[], char *const envp[])
+ _GL_ARG_NONNULL ((2, 5, 6)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnp, int,
+ (pid_t *__pid, const char *__file,
+ const posix_spawn_file_actions_t *__file_actions,
+ const posix_spawnattr_t *__attrp,
+ char *const argv[], char *const envp[]));
+# endif
+_GL_CXXALIASWARN (posix_spawnp);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnp
+# if HAVE_RAW_DECL_POSIX_SPAWNP
+_GL_WARN_ON_USE (posix_spawnp, "posix_spawnp is unportable - "
+ "use gnulib module posix_spawnp for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_INIT@
/* Initialize data structure with attributes for `spawn' to default values. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_init rpl_posix_spawnattr_init
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_init (posix_spawnattr_t *__attr) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_init rpl_posix_spawnattr_init
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_init, int, (posix_spawnattr_t *__attr)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawnattr_init, int, (posix_spawnattr_t *__attr));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_init, int, (posix_spawnattr_t *__attr)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_init, int, (posix_spawnattr_t *__attr));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_init);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_init
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_INIT
+_GL_WARN_ON_USE (posix_spawnattr_init, "posix_spawnattr_init is unportable - "
+ "use gnulib module posix_spawnattr_init for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_DESTROY@
/* Free resources associated with ATTR. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_destroy rpl_posix_spawnattr_destroy
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_destroy (posix_spawnattr_t *__attr) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_destroy rpl_posix_spawnattr_destroy
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_destroy, int, (posix_spawnattr_t *__attr)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawnattr_destroy, int, (posix_spawnattr_t *__attr));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_destroy, int, (posix_spawnattr_t *__attr)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_destroy, int, (posix_spawnattr_t *__attr));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_destroy);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_destroy
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_DESTROY
+_GL_WARN_ON_USE (posix_spawnattr_destroy, "posix_spawnattr_destroy is unportable - "
+ "use gnulib module posix_spawnattr_destroy for portability");
# endif
#endif
/* Store signal mask for signals with default handling from ATTR in
SIGDEFAULT. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_getsigdefault rpl_posix_spawnattr_getsigdefault
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_getsigdefault (const posix_spawnattr_t *_Restrict_ __attr,
- sigset_t *_Restrict_ __sigdefault)
- __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_getsigdefault rpl_posix_spawnattr_getsigdefault
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_getsigdefault, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigdefault)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_getsigdefault, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigdefault));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_getsigdefault, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigdefault)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_getsigdefault, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigdefault));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_getsigdefault);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_getsigdefault
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_GETSIGDEFAULT
+_GL_WARN_ON_USE (posix_spawnattr_getsigdefault, "posix_spawnattr_getsigdefault is unportable - "
+ "use gnulib module posix_spawnattr_getsigdefault for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_SETSIGDEFAULT@
/* Set signal mask for signals with default handling in ATTR to SIGDEFAULT. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_setsigdefault rpl_posix_spawnattr_setsigdefault
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_setsigdefault (posix_spawnattr_t *_Restrict_ __attr,
- const sigset_t *_Restrict_ __sigdefault)
- __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_setsigdefault rpl_posix_spawnattr_setsigdefault
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_setsigdefault, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigdefault)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_setsigdefault, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigdefault));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_setsigdefault, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigdefault)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_setsigdefault, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigdefault));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_setsigdefault);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_setsigdefault
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_SETSIGDEFAULT
+_GL_WARN_ON_USE (posix_spawnattr_setsigdefault, "posix_spawnattr_setsigdefault is unportable - "
+ "use gnulib module posix_spawnattr_setsigdefault for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_GETSIGMASK@
/* Store signal mask for the new process from ATTR in SIGMASK. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_getsigmask rpl_posix_spawnattr_getsigmask
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_getsigmask (const posix_spawnattr_t *_Restrict_ __attr,
- sigset_t *_Restrict_ __sigmask) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_getsigmask rpl_posix_spawnattr_getsigmask
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_getsigmask, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigmask)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_getsigmask, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigmask));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_getsigmask, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigmask)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_getsigmask, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ sigset_t *_Restrict_ __sigmask));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_getsigmask);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_getsigmask
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_GETSIGMASK
+_GL_WARN_ON_USE (posix_spawnattr_getsigmask, "posix_spawnattr_getsigmask is unportable - "
+ "use gnulib module posix_spawnattr_getsigmask for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_SETSIGMASK@
/* Set signal mask for the new process in ATTR to SIGMASK. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_setsigmask rpl_posix_spawnattr_setsigmask
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_setsigmask (posix_spawnattr_t *_Restrict_ __attr,
- const sigset_t *_Restrict_ __sigmask)
- __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_setsigmask rpl_posix_spawnattr_setsigmask
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_setsigmask, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigmask)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_setsigmask, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigmask));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_setsigmask, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigmask)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_setsigmask, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const sigset_t *_Restrict_ __sigmask));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_setsigmask);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_setsigmask
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_SETSIGMASK
+_GL_WARN_ON_USE (posix_spawnattr_setsigmask, "posix_spawnattr_setsigmask is unportable - "
+ "use gnulib module posix_spawnattr_setsigmask for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_GETFLAGS@
/* Get flag word from the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_getflags rpl_posix_spawnattr_getflags
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_getflags (const posix_spawnattr_t *_Restrict_ __attr,
- short int *_Restrict_ __flags) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_getflags rpl_posix_spawnattr_getflags
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_getflags, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ short int *_Restrict_ __flags)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_getflags, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ short int *_Restrict_ __flags));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_getflags, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ short int *_Restrict_ __flags)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_getflags, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ short int *_Restrict_ __flags));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_getflags);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_getflags
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_GETFLAGS
+_GL_WARN_ON_USE (posix_spawnattr_getflags, "posix_spawnattr_getflags is unportable - "
+ "use gnulib module posix_spawnattr_getflags for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_SETFLAGS@
/* Store flags in the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_setflags rpl_posix_spawnattr_setflags
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_setflags (posix_spawnattr_t *__attr,
- short int __flags) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_setflags rpl_posix_spawnattr_setflags
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_setflags, int,
+ (posix_spawnattr_t *__attr, short int __flags)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawnattr_setflags, int,
+ (posix_spawnattr_t *__attr, short int __flags));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_setflags, int,
+ (posix_spawnattr_t *__attr, short int __flags)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_setflags, int,
+ (posix_spawnattr_t *__attr, short int __flags));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_setflags);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_setflags
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_SETFLAGS
+_GL_WARN_ON_USE (posix_spawnattr_setflags, "posix_spawnattr_setflags is unportable - "
+ "use gnulib module posix_spawnattr_setflags for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_GETPGROUP@
/* Get process group ID from the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_getpgroup rpl_posix_spawnattr_getpgroup
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_getpgroup (const posix_spawnattr_t *_Restrict_ __attr,
- pid_t *_Restrict_ __pgroup)
- __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_getpgroup rpl_posix_spawnattr_getpgroup
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_getpgroup, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ pid_t *_Restrict_ __pgroup)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_getpgroup, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ pid_t *_Restrict_ __pgroup));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_getpgroup, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ pid_t *_Restrict_ __pgroup)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_getpgroup, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ pid_t *_Restrict_ __pgroup));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_getpgroup);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_getpgroup
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_GETPGROUP
+_GL_WARN_ON_USE (posix_spawnattr_getpgroup, "posix_spawnattr_getpgroup is unportable - "
+ "use gnulib module posix_spawnattr_getpgroup for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_SETPGROUP@
/* Store process group ID in the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_setpgroup rpl_posix_spawnattr_setpgroup
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_setpgroup (posix_spawnattr_t *__attr,
- pid_t __pgroup) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_setpgroup rpl_posix_spawnattr_setpgroup
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_setpgroup, int,
+ (posix_spawnattr_t *__attr, pid_t __pgroup)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawnattr_setpgroup, int,
+ (posix_spawnattr_t *__attr, pid_t __pgroup));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawnattr_setpgroup, int,
+ (posix_spawnattr_t *__attr, pid_t __pgroup)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_setpgroup, int,
+ (posix_spawnattr_t *__attr, pid_t __pgroup));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_setpgroup);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_setpgroup
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_SETPGROUP
+_GL_WARN_ON_USE (posix_spawnattr_setpgroup, "posix_spawnattr_setpgroup is unportable - "
+ "use gnulib module posix_spawnattr_setpgroup for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_GETSCHEDPOLICY@
/* Get scheduling policy from the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_getschedpolicy rpl_posix_spawnattr_getschedpolicy
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_getschedpolicy (const posix_spawnattr_t *_Restrict_ __attr,
- int *_Restrict_ __schedpolicy)
- __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_getschedpolicy rpl_posix_spawnattr_getschedpolicy
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_getschedpolicy, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ int *_Restrict_ __schedpolicy)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_getschedpolicy, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ int *_Restrict_ __schedpolicy));
+# else
+# if !@HAVE_POSIX_SPAWN@ || POSIX_SPAWN_SETSCHEDULER == 0
+_GL_FUNCDECL_SYS (posix_spawnattr_getschedpolicy, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ int *_Restrict_ __schedpolicy)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_getschedpolicy, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ int *_Restrict_ __schedpolicy));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_getschedpolicy);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_getschedpolicy
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_GETSCHEDPOLICY
+_GL_WARN_ON_USE (posix_spawnattr_getschedpolicy, "posix_spawnattr_getschedpolicy is unportable - "
+ "use gnulib module posix_spawnattr_getschedpolicy for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_SETSCHEDPOLICY@
/* Store scheduling policy in the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_setschedpolicy rpl_posix_spawnattr_setschedpolicy
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_setschedpolicy (posix_spawnattr_t *__attr,
- int __schedpolicy) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_setschedpolicy rpl_posix_spawnattr_setschedpolicy
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_setschedpolicy, int,
+ (posix_spawnattr_t *__attr, int __schedpolicy)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawnattr_setschedpolicy, int,
+ (posix_spawnattr_t *__attr, int __schedpolicy));
+# else
+# if !@HAVE_POSIX_SPAWN@ || POSIX_SPAWN_SETSCHEDULER == 0
+_GL_FUNCDECL_SYS (posix_spawnattr_setschedpolicy, int,
+ (posix_spawnattr_t *__attr, int __schedpolicy)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_setschedpolicy, int,
+ (posix_spawnattr_t *__attr, int __schedpolicy));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_setschedpolicy);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_setschedpolicy
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_SETSCHEDPOLICY
+_GL_WARN_ON_USE (posix_spawnattr_setschedpolicy, "posix_spawnattr_setschedpolicy is unportable - "
+ "use gnulib module posix_spawnattr_setschedpolicy for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_GETSCHEDPARAM@
/* Get scheduling parameters from the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_getschedparam rpl_posix_spawnattr_getschedparam
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_getschedparam (const posix_spawnattr_t *_Restrict_ __attr,
- struct sched_param *_Restrict_ __schedparam) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_getschedparam rpl_posix_spawnattr_getschedparam
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_getschedparam, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ struct sched_param *_Restrict_ __schedparam)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_getschedparam, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ struct sched_param *_Restrict_ __schedparam));
+# else
+# if !@HAVE_POSIX_SPAWN@ || POSIX_SPAWN_SETSCHEDPARAM == 0
+_GL_FUNCDECL_SYS (posix_spawnattr_getschedparam, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ struct sched_param *_Restrict_ __schedparam)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_getschedparam, int,
+ (const posix_spawnattr_t *_Restrict_ __attr,
+ struct sched_param *_Restrict_ __schedparam));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_getschedparam);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_getschedparam
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_GETSCHEDPARAM
+_GL_WARN_ON_USE (posix_spawnattr_getschedparam, "posix_spawnattr_getschedparam is unportable - "
+ "use gnulib module posix_spawnattr_getschedparam for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWNATTR_SETSCHEDPARAM@
/* Store scheduling parameters in the attribute structure. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawnattr_setschedparam rpl_posix_spawnattr_setschedparam
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawnattr_setschedparam (posix_spawnattr_t *_Restrict_ __attr,
- const struct sched_param *_Restrict_ __schedparam) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawnattr_setschedparam rpl_posix_spawnattr_setschedparam
+# endif
+_GL_FUNCDECL_RPL (posix_spawnattr_setschedparam, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const struct sched_param *_Restrict_ __schedparam)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (posix_spawnattr_setschedparam, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const struct sched_param *_Restrict_ __schedparam));
+# else
+# if !@HAVE_POSIX_SPAWN@ || POSIX_SPAWN_SETSCHEDPARAM == 0
+_GL_FUNCDECL_SYS (posix_spawnattr_setschedparam, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const struct sched_param *_Restrict_ __schedparam)
+ __THROW _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawnattr_setschedparam, int,
+ (posix_spawnattr_t *_Restrict_ __attr,
+ const struct sched_param *_Restrict_ __schedparam));
+# endif
+_GL_CXXALIASWARN (posix_spawnattr_setschedparam);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawnattr_setschedparam
+# if HAVE_RAW_DECL_POSIX_SPAWNATTR_SETSCHEDPARAM
+_GL_WARN_ON_USE (posix_spawnattr_setschedparam, "posix_spawnattr_setschedparam is unportable - "
+ "use gnulib module posix_spawnattr_setschedparam for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWN_FILE_ACTIONS_INIT@
/* Initialize data structure for file attribute for `spawn' call. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawn_file_actions_init rpl_posix_spawn_file_actions_init
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawn_file_actions_init (posix_spawn_file_actions_t *__file_actions) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawn_file_actions_init rpl_posix_spawn_file_actions_init
+# endif
+_GL_FUNCDECL_RPL (posix_spawn_file_actions_init, int,
+ (posix_spawn_file_actions_t *__file_actions)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawn_file_actions_init, int,
+ (posix_spawn_file_actions_t *__file_actions));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawn_file_actions_init, int,
+ (posix_spawn_file_actions_t *__file_actions)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawn_file_actions_init, int,
+ (posix_spawn_file_actions_t *__file_actions));
+# endif
+_GL_CXXALIASWARN (posix_spawn_file_actions_init);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawn_file_actions_init
+# if HAVE_RAW_DECL_POSIX_SPAWN_FILE_ACTIONS_INIT
+_GL_WARN_ON_USE (posix_spawn_file_actions_init, "posix_spawn_file_actions_init is unportable - "
+ "use gnulib module posix_spawn_file_actions_init for portability");
# endif
#endif
#if @GNULIB_POSIX_SPAWN_FILE_ACTIONS_DESTROY@
/* Free resources associated with FILE-ACTIONS. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawn_file_actions_destroy rpl_posix_spawn_file_actions_destroy
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawn_file_actions_destroy (posix_spawn_file_actions_t *__file_actions) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawn_file_actions_destroy rpl_posix_spawn_file_actions_destroy
+# endif
+_GL_FUNCDECL_RPL (posix_spawn_file_actions_destroy, int,
+ (posix_spawn_file_actions_t *__file_actions)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawn_file_actions_destroy, int,
+ (posix_spawn_file_actions_t *__file_actions));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawn_file_actions_destroy, int,
+ (posix_spawn_file_actions_t *__file_actions)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawn_file_actions_destroy, int,
+ (posix_spawn_file_actions_t *__file_actions));
+# endif
+_GL_CXXALIASWARN (posix_spawn_file_actions_destroy);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawn_file_actions_destroy
+# if HAVE_RAW_DECL_POSIX_SPAWN_FILE_ACTIONS_DESTROY
+_GL_WARN_ON_USE (posix_spawn_file_actions_destroy, "posix_spawn_file_actions_destroy is unportable - "
+ "use gnulib module posix_spawn_file_actions_destroy for portability");
# endif
#endif
/* Add an action to FILE-ACTIONS which tells the implementation to call
`open' for the given file during the `spawn' call. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawn_file_actions_addopen rpl_posix_spawn_file_actions_addopen
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawn_file_actions_addopen (posix_spawn_file_actions_t *_Restrict_ __file_actions,
- int __fd,
- const char *_Restrict_ __path,
- int __oflag, mode_t __mode)
- __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawn_file_actions_addopen rpl_posix_spawn_file_actions_addopen
+# endif
+_GL_FUNCDECL_RPL (posix_spawn_file_actions_addopen, int,
+ (posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ int __fd,
+ const char *_Restrict_ __path, int __oflag, mode_t __mode)
+ __THROW _GL_ARG_NONNULL ((1, 3)));
+_GL_CXXALIAS_RPL (posix_spawn_file_actions_addopen, int,
+ (posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ int __fd,
+ const char *_Restrict_ __path, int __oflag, mode_t __mode));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawn_file_actions_addopen, int,
+ (posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ int __fd,
+ const char *_Restrict_ __path, int __oflag, mode_t __mode)
+ __THROW _GL_ARG_NONNULL ((1, 3)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawn_file_actions_addopen, int,
+ (posix_spawn_file_actions_t *_Restrict_ __file_actions,
+ int __fd,
+ const char *_Restrict_ __path, int __oflag, mode_t __mode));
+# endif
+_GL_CXXALIASWARN (posix_spawn_file_actions_addopen);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawn_file_actions_addopen
+# if HAVE_RAW_DECL_POSIX_SPAWN_FILE_ACTIONS_ADDOPEN
+_GL_WARN_ON_USE (posix_spawn_file_actions_addopen, "posix_spawn_file_actions_addopen is unportable - "
+ "use gnulib module posix_spawn_file_actions_addopen for portability");
# endif
#endif
/* Add an action to FILE-ACTIONS which tells the implementation to call
`close' for the given file descriptor during the `spawn' call. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawn_file_actions_addclose rpl_posix_spawn_file_actions_addclose
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawn_file_actions_addclose (posix_spawn_file_actions_t *__file_actions,
- int __fd)
- __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawn_file_actions_addclose rpl_posix_spawn_file_actions_addclose
+# endif
+_GL_FUNCDECL_RPL (posix_spawn_file_actions_addclose, int,
+ (posix_spawn_file_actions_t *__file_actions, int __fd)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawn_file_actions_addclose, int,
+ (posix_spawn_file_actions_t *__file_actions, int __fd));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawn_file_actions_addclose, int,
+ (posix_spawn_file_actions_t *__file_actions, int __fd)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawn_file_actions_addclose, int,
+ (posix_spawn_file_actions_t *__file_actions, int __fd));
+# endif
+_GL_CXXALIASWARN (posix_spawn_file_actions_addclose);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawn_file_actions_addclose
+# if HAVE_RAW_DECL_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSE
+_GL_WARN_ON_USE (posix_spawn_file_actions_addclose, "posix_spawn_file_actions_addclose is unportable - "
+ "use gnulib module posix_spawn_file_actions_addclose for portability");
# endif
#endif
/* Add an action to FILE-ACTIONS which tells the implementation to call
`dup2' for the given file descriptors during the `spawn' call. */
# if @REPLACE_POSIX_SPAWN@
-# define posix_spawn_file_actions_adddup2 rpl_posix_spawn_file_actions_adddup2
-# endif
-# if !@HAVE_POSIX_SPAWN@ || @REPLACE_POSIX_SPAWN@
-extern int posix_spawn_file_actions_adddup2 (posix_spawn_file_actions_t *__file_actions,
- int __fd, int __newfd) __THROW;
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define posix_spawn_file_actions_adddup2 rpl_posix_spawn_file_actions_adddup2
+# endif
+_GL_FUNCDECL_RPL (posix_spawn_file_actions_adddup2, int,
+ (posix_spawn_file_actions_t *__file_actions,
+ int __fd, int __newfd)
+ __THROW _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (posix_spawn_file_actions_adddup2, int,
+ (posix_spawn_file_actions_t *__file_actions,
+ int __fd, int __newfd));
+# else
+# if !@HAVE_POSIX_SPAWN@
+_GL_FUNCDECL_SYS (posix_spawn_file_actions_adddup2, int,
+ (posix_spawn_file_actions_t *__file_actions,
+ int __fd, int __newfd)
+ __THROW _GL_ARG_NONNULL ((1)));
+# endif
+_GL_CXXALIAS_SYS (posix_spawn_file_actions_adddup2, int,
+ (posix_spawn_file_actions_t *__file_actions,
+ int __fd, int __newfd));
+# endif
+_GL_CXXALIASWARN (posix_spawn_file_actions_adddup2);
+#elif defined GNULIB_POSIXCHECK
+# undef posix_spawn_file_actions_adddup2
+# if HAVE_RAW_DECL_POSIX_SPAWN_FILE_ACTIONS_ADDDUP2
+_GL_WARN_ON_USE (posix_spawn_file_actions_adddup2, "posix_spawn_file_actions_adddup2 is unportable - "
+ "use gnulib module posix_spawn_file_actions_adddup2 for portability");
# endif
#endif
-#ifdef __cplusplus
-}
-#endif
-
-
#endif /* _GL_SPAWN_H */
#endif /* _GL_SPAWN_H */