�&ǐk�@'bJ�h�ۊL'}T� :��'2�Z#$��n�a��� �>a��`��_3d�Qpt�/�P -��#5�,�M��� �pA:©�q�����NW��ډ�A���� �9nʺج���� �TSM��{J6?7��r�@�\����D��� �׶���s�f�TJj?"��D��`?��̒� b�#�%�C*v�$�{�$����5Ծ�F�s��y�e/8��h-�f�̰&(����Gj�L:U� 2�� ����v�_k����Y��gp,�k�WF�R������_C�R��N@���R�@�ߔ?A�w9���F("iNa-S���Q�o�3tDMLh*�#4k�T/iQ��Y*�G��m����)��8�hBm/�I�,g�ﯖ���Z��}�Cz�q@´��d.����L�ŕ�,��1�Z�܌�: ̪���F+J-'��c�tvJ8��]Q-��b��y �6;*J`r_�d ��'�G ~p��)'�C,�%F��E(��2�k�����lР�z�!�=t ��_�0��f7��� ;�p�|�U �%. */ #ifndef _SPAWN_H #define _SPAWN_H 1 #include #include #include #include /* Data structure to contain attributes for thread creation. */ typedef struct { short int __flags; pid_t __pgrp; sigset_t __sd; sigset_t __ss; struct sched_param __sp; int __policy; int __pad[16]; } posix_spawnattr_t; /* Data structure to contain information about the actions to be performed in the new process with respect to file descriptors. */ typedef struct { int __allocated; int __used; struct __spawn_action *__actions; int __pad[16]; } posix_spawn_file_actions_t; /* Flags to be set in the `posix_spawnattr_t'. */ #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 #ifdef __USE_GNU # define POSIX_SPAWN_USEVFORK 0x40 # define POSIX_SPAWN_SETSID 0x80 #endif __BEGIN_DECLS /* 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 point and therefore not marked with __THROW. */ 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]); /* Similar to `posix_spawn' but search for FILE in the PATH. This function is a possible cancellation point and therefore not marked with __THROW. */ 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[]); /* Initialize data structure with attributes for `spawn' to default values. */ extern int posix_spawnattr_init (posix_spawnattr_t *__attr) __THROW; /* Free resources associated with ATTR. */ extern int posix_spawnattr_destroy (posix_spawnattr_t *__attr) __THROW; /* Store signal mask for signals with default handling from ATTR in SIGDEFAULT. */ extern int posix_spawnattr_getsigdefault (const posix_spawnattr_t * __restrict __attr, sigset_t *__restrict __sigdefault) __THROW; /* Set signal mask for signals with default handling in ATTR to SIGDEFAULT. */ extern int posix_spawnattr_setsigdefault (posix_spawnattr_t *__restrict __attr, const sigset_t *__restrict __sigdefault) __THROW; /* Store signal mask for the new process from ATTR in SIGMASK. */ extern int posix_spawnattr_getsigmask (const posix_spawnattr_t *__restrict __attr, sigset_t *__restrict __sigmask) __THROW; /* Set signal mask for the new process in ATTR to SIGMASK. */ extern int posix_spawnattr_setsigmask (posix_spawnattr_t *__restrict __attr, const sigset_t *__restrict __sigmask) __THROW; /* Get flag word from the attribute structure. */ extern int posix_spawnattr_getflags (const posix_spawnattr_t *__restrict __attr, short int *__restrict __flags) __THROW; /* Store flags in the attribute structure. */ extern int posix_spawnattr_setflags (posix_spawnattr_t *_attr, short int __flags) __THROW; /* Get process group ID from the attribute structure. */ extern int posix_spawnattr_getpgroup (const posix_spawnattr_t *__restrict __attr, pid_t *__restrict __pgroup) __THROW; /* Store process group ID in the attribute structure. */ extern int posix_spawnattr_setpgroup (posix_spawnattr_t *__attr, pid_t __pgroup) __THROW; /* Get scheduling policy from the attribute structure. */ extern int posix_spawnattr_getschedpolicy (const posix_spawnattr_t * __restrict __attr, int *__restrict __schedpolicy) __THROW; /* Store scheduling policy in the attribute structure. */ extern int posix_spawnattr_setschedpolicy (posix_spawnattr_t *__attr, int __schedpolicy) __THROW; /* Get scheduling parameters from the attribute structure. */ extern int posix_spawnattr_getschedparam (const posix_spawnattr_t * __restrict __attr, struct sched_param *__restrict __schedparam) __THROW; /* Store scheduling parameters in the attribute structure. */ extern int posix_spawnattr_setschedparam (posix_spawnattr_t *__restrict __attr, const struct sched_param * __restrict __schedparam) __THROW; /* Initialize data structure for file attribute for `spawn' call. */ extern int posix_spawn_file_actions_init (posix_spawn_file_actions_t * __file_actions) __THROW; /* Free resources associated with FILE-ACTIONS. */ extern int posix_spawn_file_actions_destroy (posix_spawn_file_actions_t * __file_actions) __THROW; /* Add an action to FILE-ACTIONS which tells the implementation to call `open' for the given file during the `spawn' call. */ 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; /* Add an action to FILE-ACTIONS which tells the implementation to call `close' for the given file descriptor during the `spawn' call. */ extern int posix_spawn_file_actions_addclose (posix_spawn_file_actions_t * __file_actions, int __fd) __THROW; /* Add an action to FILE-ACTIONS which tells the implementation to call `dup2' for the given file descriptors during the `spawn' call. */ extern int posix_spawn_file_actions_adddup2 (posix_spawn_file_actions_t * __file_actions, int __fd, int __newfd) __THROW; __END_DECLS #endif /* spawn.h */