#include <unistd.h>
#include <signal.h>
#include <stdint.h>
+#include <fcntl.h>
#include "syscall.h"
+#include "fdop.h"
extern char **environ;
for (i=1; i<=64; i++) {
struct sigaction sa;
sigaction(i, 0, &sa);
- if (sa.sa_handler!=SIG_IGN || sigismember(&attr->__def, i)) {
+ if (sa.sa_handler!=SIG_IGN ||
+ ((attr->__flags & POSIX_SPAWN_SETSIGDEF)
+ && sigismember(&attr->__def, i) )) {
sa.sa_handler = SIG_DFL;
sigaction(i, &sa, 0);
}
__syscall(SYS_setuid, __syscall(SYS_getuid)) ))
_exit(127);
+ if (fa && fa->__actions) {
+ struct fdop *op;
+ int ret, fd;
+ for (op = fa->__actions; op->next; op = op->next);
+ for (; op; op = op->prev) {
+ switch(op->cmd) {
+ case FDOP_CLOSE:
+ ret = __syscall(SYS_close, op->fd);
+ break;
+ case FDOP_DUP2:
+ ret = __syscall(SYS_dup2, op->fd, op->newfd)<0;
+ break;
+ case FDOP_OPEN:
+ fd = __syscall(SYS_open, op->path,
+ op->oflag | O_LARGEFILE, op->mode);
+ if (fd == op->fd) {
+ ret = 0;
+ } else {
+ ret = __syscall(SYS_dup2, fd, op->fd)<0;
+ __syscall(SYS_close, fd);
+ }
+ break;
+ }
+ if (ret) _exit(127);
+ }
+ }
+
sigprocmask(SIG_SETMASK, (attr->__flags & POSIX_SPAWN_SETSIGMASK)
? &attr->__mask : &oldmask, 0);