X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fprocess%2Fposix_spawn.c;h=b1a9fbde52c9aafc8fe8a8725bc4439b3018a311;hb=f4e8e64b82a85158d9de884e1765474c0c317d19;hp=7018c37ef6e6a6bfb391f2f1c3b26004625a4544;hpb=d6c0c9784615ddb316ace52f3a9e2f025214ba2a;p=musl

diff --git a/src/process/posix_spawn.c b/src/process/posix_spawn.c
index 7018c37e..b1a9fbde 100644
--- a/src/process/posix_spawn.c
+++ b/src/process/posix_spawn.c
@@ -2,7 +2,9 @@
 #include <unistd.h>
 #include <signal.h>
 #include <stdint.h>
+#include <fcntl.h>
 #include "syscall.h"
+#include "fdop.h"
 
 extern char **environ;
 
@@ -49,6 +51,33 @@ int __posix_spawnx(pid_t *res, const char *path,
 		__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);