/* Definitions for POSIX spawn interface.
- Copyright (C) 2000, 2003, 2004, 2008-2009 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 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@
/* Flags to be set in the `posix_spawnattr_t'. */
-#if @REPLACE_POSIX_SPAWN@
+#if !@HAVE_POSIX_SPAWN@
+# 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 \
char *const envp[_Restrict_arr_])
_GL_ARG_NONNULL ((2, 5, 6));
# endif
+#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
#if @GNULIB_POSIX_SPAWNP@
char *const argv[], char *const envp[])
_GL_ARG_NONNULL ((2, 5, 6));
# endif
+#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
extern int posix_spawnattr_init (posix_spawnattr_t *__attr)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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@
extern int posix_spawnattr_destroy (posix_spawnattr_t *__attr)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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
#if @GNULIB_POSIX_SPAWNATTR_GETSIGDEFAULT@
sigset_t *_Restrict_ __sigdefault)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
const sigset_t *_Restrict_ __sigdefault)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
sigset_t *_Restrict_ __sigmask)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
const sigset_t *_Restrict_ __sigmask)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
short int *_Restrict_ __flags)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
short int __flags)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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@
pid_t *_Restrict_ __pgroup)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
pid_t __pgroup)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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@
int *_Restrict_ __schedpolicy)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
int __schedpolicy)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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@
struct sched_param *_Restrict_ __schedparam)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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@
const struct sched_param *_Restrict_ __schedparam)
__THROW _GL_ARG_NONNULL ((1, 2));
# endif
+#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
extern int posix_spawn_file_actions_init (posix_spawn_file_actions_t *__file_actions)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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@
extern int posix_spawn_file_actions_destroy (posix_spawn_file_actions_t *__file_actions)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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
#if @GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDOPEN@
int __oflag, mode_t __mode)
__THROW _GL_ARG_NONNULL ((1, 3));
# endif
+#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
#if @GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSE@
int __fd)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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
#if @GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDDUP2@
int __fd, int __newfd)
__THROW _GL_ARG_NONNULL ((1));
# endif
+#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
projects / gnulib.git / blobdiff