2013-10-01 Petr Hosek <phosek@chromium.org>

        * configure.host: Disable new posix_spawn function for all
        users of posix dir except Cygwin.
        * libc/posix/Makefile.am: Add support for new posix_spawn function.
        * libc/posix/Makefile.in: Regenerate.
        * libc/posix/posix_spawn.c: New file.
        * libc/include/spawn.h: Ditto.

1 files changed, 119 insertions, 0 deletions

diff --git a/newlib/libc/include/spawn.h b/newlib/libc/include/spawn.h
new file mode 100644
index 000000000..55867b598
--- /dev/null
+++ b/newlib/libc/include/spawn.h
@@ -0,0 +1,119 @@
+/*-
+ * Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _SPAWN_H_
+#define _SPAWN_H_
+
+#include <_ansi.h>
+#include <sys/cdefs.h>
+#include <sys/types.h>
+#include <sys/_types.h>
+#define __need_sigset_t
+#include <signal.h>
+
+struct sched_param;
+
+typedef struct __posix_spawnattr		*posix_spawnattr_t;
+typedef struct __posix_spawn_file_actions	*posix_spawn_file_actions_t;
+
+#define POSIX_SPAWN_RESETIDS		0x01
+#define POSIX_SPAWN_SETPGROUP		0x02
+#define POSIX_SPAWN_SETSCHEDPARAM	0x04
+#define POSIX_SPAWN_SETSCHEDULER	0x08
+#define POSIX_SPAWN_SETSIGDEF		0x10
+#define POSIX_SPAWN_SETSIGMASK		0x20
+
+_BEGIN_STD_C
+/*
+ * Spawn routines
+ *
+ * XXX both arrays should be __restrict, but this does not work when GCC
+ * is invoked with -std=c99.
+ */
+int _EXFUN(posix_spawn, (pid_t *  __restrict, const char * __restrict,
+	const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict,
+	char * const [], char * const [])
+);
+int _EXFUN(posix_spawnp, (pid_t * __restrict, const char * __restrict,
+	const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict,
+	char * const [], char * const [])
+);
+
+/*
+ * File descriptor actions
+ */
+int _EXFUN(posix_spawn_file_actions_init, (posix_spawn_file_actions_t *));
+int _EXFUN(posix_spawn_file_action_destroy, (posix_spawn_file_actions_t *));
+
+int _EXFUN(posix_spawn_file_actions_addopen,
+	(posix_spawn_file_actions_t * __restrict, int, const char * __restrict, int, mode_t)
+);
+int _EXFUN(posix_spawn_file_actions_adddup2,
+	(posix_spawn_file_actions_t *, int, int)
+);
+int _EXFUN(posix_spawn_file_actions_addclose,
+	(posix_spawn_file_actions_t *, int)
+);
+
+/*
+ * Spawn attributes
+ */
+int _EXFUN(posix_spawnattr_init, (posix_spawnattr_t *));
+int _EXFUN(posix_spawnattr_destroy, (posix_spawnattr_t *));
+
+int _EXFUN(posix_spawnattr_getflags,
+	(const posix_spawnattr_t * __restrict, short * __restrict)
+);
+int _EXFUN(posix_spawnattr_getpgroup,
+	(const posix_spawnattr_t * __restrict, pid_t * __restrict));
+int _EXFUN(posix_spawnattr_getschedparam,
+	(const posix_spawnattr_t * __restrict, struct sched_param * __restrict)
+);
+int _EXFUN(posix_spawnattr_getschedpolicy,
+	(const posix_spawnattr_t * __restrict, int * __restrict)
+);
+int _EXFUN(posix_spawnattr_getsigdefault,
+	(const posix_spawnattr_t * __restrict, sigset_t * __restrict)
+);
+int _EXFUN(posix_spawnattr_getsigmask,
+	(const posix_spawnattr_t * __restrict, sigset_t * __restrict)
+);
+
+int _EXFUN(posix_spawnattr_setflags, (posix_spawnattr_t *, short));
+int _EXFUN(posix_spawnattr_setpgroup, (posix_spawnattr_t *, pid_t));
+int _EXFUN(posix_spawnattr_setschedparam,
+	(posix_spawnattr_t * __restrict, const struct sched_param * __restrict)
+);
+int _EXFUN(posix_spawnattr_setschedpolicy, (posix_spawnattr_t *, int));
+int _EXFUN(posix_spawnattr_setsigdefault,
+	(posix_spawnattr_t * __restrict, const sigset_t * __restrict)
+);
+int _EXFUN(posix_spawnattr_setsigmask,
+	(posix_spawnattr_t * __restrict, const sigset_t * __restrict)
+);
+_END_STD_C
+
+#endif /* !_SPAWN_H_ */