-USING: alien.c-types alien.data alien.syntax classes.struct
-generalizations io.encodings.utf8 kernel libc math sequences
-unix unix.types unix.utilities ;
+USING: alien alien.c-types alien.data alien.syntax
+environment.unix generalizations io.encodings.utf8 kernel libc
+math sequences simple-tokenizer strings unix unix.types
+unix.utilities ;
+QUALIFIED-WITH: alien.c-types ac
IN: unix.process
! Low-level Unix process launching utilities. These are used
FUNCTION: pid_t fork ( )
-: fork-process ( -- pid ) [ fork ] unix-system-call ;
+: call-fork ( -- pid ) [ fork ] unix-system-call ;
FUNCTION: int execv ( c-string path, c-string* argv )
FUNCTION: int execvp ( c-string path, c-string* argv )
FUNCTION: int execve ( c-string path, c-string* argv, c-string* envp )
+TYPEDEF: void* posix_spawn_file_actions_t
+TYPEDEF: void* posix_spawnattr_t
-TYPEDEF: void posix_spawn_file_actions_t
-TYPEDEF: void posix_spawnattr_t
+TYPEDEF: uint sigset_t
-FUNCTION: int posix_spawn ( pid_t *pid, c-string path,
- posix_spawn_file_actions_t *file_actions,
- posix_spawnattr_t *attrp,
+FUNCTION: int posix_spawn_file_actions_init ( posix_spawn_file_actions_t* file_actions )
+FUNCTION: int posix_spawn_file_actions_destroy ( posix_spawn_file_actions_t* file_actions )
+
+FUNCTION: int posix_spawnattr_init ( posix_spawnattr_t* attr )
+FUNCTION: int posix_spawnattr_destroy ( posix_spawnattr_t* attr )
+
+
+FUNCTION: int posix_spawn_file_actions_addclose (
+ posix_spawn_file_actions_t *file_actions, int filedes )
+FUNCTION: int posix_spawn_file_actions_addopen (
+ posix_spawn_file_actions_t* file_actions, int intfiledes, char* path, int oflag, mode_t mode )
+FUNCTION: int posix_spawn_file_actions_adddup2 (
+ posix_spawn_file_actions_t *file_actions, int filedes, int intnewfiledes )
+FUNCTION: int posix_spawn_file_actions_addinherit_np (
+ posix_spawn_file_actions_t *file_actions, int filedes )
+FUNCTION: int posix_spawn_file_actions_addchdir_np (
+ posix_spawn_file_actions_t *file_actions char* path )
+FUNCTION: int posix_spawn_file_actions_addfchdir_np (
+ posix_spawn_file_actions_t *file_actions, int filedes )
+
+FUNCTION: int posix_spawnattr_getsigdefault ( posix_spawnattr_t* attr, sigset_t* sigdefault )
+FUNCTION: int posix_spawnattr_setsigdefault ( posix_spawnattr_t* attr, sigset_t* sigdefault )
+
+FUNCTION: int posix_spawnattr_getflags ( posix_spawnattr_t* attr, ac:short* flags )
+FUNCTION: int posix_spawnattr_setflags ( posix_spawnattr_t* attr, ac:short flags )
+
+FUNCTION: int posix_spawnattr_getpgroup ( posix_spawnattr_t* attr, pid_t* pgroup )
+FUNCTION: int posix_spawnattr_setpgroup ( posix_spawnattr_t* attr, pid_t pgroup )
+
+FUNCTION: int posix_spawnattr_getsigmask ( posix_spawnattr_t* attr, sigset_t* sigmask )
+FUNCTION: int posix_spawnattr_setsigmask ( posix_spawnattr_t* attr, sigset_t* sigmask )
+
+FUNCTION: int sigaddset ( sigset_t* set, int signo )
+FUNCTION: int sigdelset ( sigset_t* set, int signo )
+FUNCTION: int sigemptyset ( sigset_t* set )
+FUNCTION: int sigfillset ( sigset_t* set )
+FUNCTION: int sigismember ( sigset_t* set, int signo )
+
+! Not on macOS
+FUNCTION: int posix_spawnattr_getschedparam ( posix_spawnattr_t* attr )
+FUNCTION: int posix_spawnattr_setschedparam ( posix_spawnattr_t* attr )
+FUNCTION: int posix_spawnattr_getschedpolicy ( posix_spawnattr_t* attr )
+FUNCTION: int posix_spawnattr_setschedpolicy ( posix_spawnattr_t* attr )
+
+CONSTANT: POSIX_SPAWN_RESETIDS 0x0001
+CONSTANT: POSIX_SPAWN_SETPGROUP 0x0002
+CONSTANT: POSIX_SPAWN_SETSIGDEF 0x0004
+CONSTANT: POSIX_SPAWN_SETSIGMASK 0x0008
+
+CONSTANT: POSIX_SPAWN_SETSCHEDPARAM 0x0010
+CONSTANT: POSIX_SPAWN_SETSCHEDULER 0x0020
+
+! Darwin-specific flags
+CONSTANT: POSIX_SPAWN_SETEXEC 0x0040
+CONSTANT: POSIX_SPAWN_START_SUSPENDED 0x0080
+CONSTANT: POSIX_SPAWN_SETSID 0x0400
+CONSTANT: POSIX_SPAWN_CLOEXEC_DEFAULT 0x4000
+
+CONSTANT: POSIX_SPAWN_PCONTROL_NONE 0x0000
+CONSTANT: POSIX_SPAWN_PCONTROL_THROTTLE 0x0001
+CONSTANT: POSIX_SPAWN_PCONTROL_SUSPEND 0x0002
+CONSTANT: POSIX_SPAWN_PCONTROL_KILL 0x0003
+
+: check-posix ( n -- )
+ dup 0 = [ drop ] [ (throw-errno) ] if ;
+
+: posix-spawn-file-actions-init ( -- posix_spawn_file_actions_t )
+ f posix_spawn_file_actions_t <ref>
+ [ posix_spawn_file_actions_init check-posix ] keep ;
+
+: posix-spawn-file-actions-destroy ( posix_spawn_file_actions_t -- )
+ posix_spawn_file_actions_destroy check-posix ;
+
+: posix-spawnattr-init ( -- posix_spawnattr_t )
+ f posix_spawnattr_t <ref>
+ [ posix_spawnattr_init check-posix ] keep ;
+
+: posix-spawnattr-destroy ( posix_spawnattr_t -- )
+ posix_spawnattr_destroy check-posix ;
+
+FUNCTION: int posix_spawn ( pid_t* pid, c-string path,
+ posix_spawn_file_actions_t* file_actions,
+ posix_spawnattr_t* attrp,
c-string* argv, c-string* envp )
-FUNCTION: int posix_spawnp ( pid_t *pid, c-string file,
- posix_spawn_file_actions_t *file_actions,
- posix_spawnattr_t *attrp,
+FUNCTION: int posix_spawnp ( pid_t* pid, c-string file,
+ posix_spawn_file_actions_t* file_actions,
+ posix_spawnattr_t* attrp,
c-string* argv, c-string* envp )
-: posix-spawn ( path posix_spawn_file_actions_t* posix_spawnattr_t* argv envp -- pid_t )
+: posix-spawn-call ( path posix_spawn_file_actions_t* posix_spawnattr_t* argv envp -- pid_t )
[ [ 0 pid_t <ref> ] dip utf8 malloc-string ] 4dip
- [ utf8 strings>alien ] bi@
+ [ utf8 strings>alien ]
+ [ dup sequence? [ utf8 strings>alien ] when ] bi*
+ [ posix_spawnp check-posix ] 6 nkeep 5drop pid_t deref ;
+
+: posix-spawn-custom-env ( cmd env -- int )
+ [ dup string? [ tokenize ] when ] dip
[
- posix_spawnp dup 0 = [ drop ] [ throw-errno ] if
- ] 6 nkeep 5drop pid_t deref ;
+ [
+ first
+ posix-spawn-file-actions-init
+ posix-spawnattr-init
+ ] keep
+ ] dip posix-spawn-call ;
-: posix-spawn-args-with-path ( seq -- int )
- [ first f f ] keep f posix-spawn ;
+: posix-spawn ( cmd -- int )
+ environ posix-spawn-custom-env ;
: exec ( pathname argv -- int )
[ utf8 malloc-string ] [ utf8 strings>alien ] bi* execv ;
[ [ first ] keep ] dip exec-with-env ;
: with-fork ( child parent -- )
- [ fork-process ] 2dip if-zero ; inline
+ [ call-fork ] 2dip if-zero ; inline
FUNCTION: int kill ( pid_t pid, int sig )
FUNCTION: int raise ( int sig )