libroot: add posix_spawn().

2017-09-12 19:42:57 +02:00
parent 854c63b57b
commit ccd42320c4
5 changed files with 630 additions and 0 deletions
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2017 Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the Haiku License.
+ */
+#ifndef _SPAWN_H_
+#define _SPAWN_H_
+
+
+#include <sched.h>
+#include <signal.h>
+#include <stdint.h>
+#include <sys/types.h>
+
+
+/*
+ * Flags for spawn attributes.
+ */
+#define POSIX_SPAWN_RESETIDS		0x01
+#define POSIX_SPAWN_SETPGROUP		0x02
+#if 0	/* Unimplemented flags: */
+#define POSIX_SPAWN_SETSCHEDPARAM	0x04
+#define POSIX_SPAWN_SETSCHEDULER	0x08
+#endif	/* 0 */
+#define POSIX_SPAWN_SETSIGDEF		0x10
+#define POSIX_SPAWN_SETSIGMASK		0x20
+
+
+typedef struct _posix_spawnattr	*posix_spawnattr_t;
+typedef struct _posix_spawn_file_actions	*posix_spawn_file_actions_t;
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+extern int posix_spawn(pid_t *pid, const char *path,
+	const posix_spawn_file_actions_t *file_actions,
+	const posix_spawnattr_t *attrp, char *const argv[], char *const envp[]);
+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[]);
+
+/* file actions functions */
+extern int posix_spawn_file_actions_init(
+	posix_spawn_file_actions_t *file_actions);
+extern int posix_spawn_file_actions_destroy(
+	posix_spawn_file_actions_t *file_actions);
+extern int posix_spawn_file_actions_addopen(
+	posix_spawn_file_actions_t *file_actions,
+	int fildes, const char *path, int oflag, mode_t mode);
+extern int posix_spawn_file_actions_addclose(
+	posix_spawn_file_actions_t *file_actions, int fildes);
+extern int posix_spawn_file_actions_adddup2(
+	posix_spawn_file_actions_t *file_actions, int fildes, int newfildes);
+
+/* spawn attribute functions */
+extern int posix_spawnattr_destroy(posix_spawnattr_t *attr);
+extern int posix_spawnattr_init(posix_spawnattr_t *attr);
+extern int posix_spawnattr_getflags(const posix_spawnattr_t *attr,
+	short *_flags);
+extern int posix_spawnattr_setflags(posix_spawnattr_t *attr, short flags);
+extern int posix_spawnattr_getpgroup(const posix_spawnattr_t *attr,
+	pid_t *_pgroup);
+extern int posix_spawnattr_setpgroup(posix_spawnattr_t *attr, pid_t pgroup);
+extern int posix_spawnattr_getsigdefault(const posix_spawnattr_t *attr,
+	sigset_t *sigdefault);
+extern int posix_spawnattr_setsigdefault(posix_spawnattr_t *attr,
+	const sigset_t *sigdefault);
+extern int posix_spawnattr_getsigmask(const posix_spawnattr_t *attr,
+	sigset_t *_sigmask);
+extern int posix_spawnattr_setsigmask(posix_spawnattr_t *attr,
+	const sigset_t *sigmask);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif	/* _SPAWN_H_ */
+