X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fprocess%2Fposix_spawn.c;h=29652197c58cbff007a3251b89a699e69dbbb2f7;hb=1ef37aa00ea830dfda76e04e3d941cafa74d8b76;hp=2f8ef935c0bd7a7d9bb7779d358546fb9fc24df5;hpb=13d1afa46f8098df290008c681816c9eb89ffbdb;p=musl

diff --git a/src/process/posix_spawn.c b/src/process/posix_spawn.c
index 2f8ef935..29652197 100644
--- a/src/process/posix_spawn.c
+++ b/src/process/posix_spawn.c
@@ -8,7 +8,6 @@
 #include "syscall.h"
 #include "pthread_impl.h"
 #include "fdop.h"
-#include "libc.h"
 
 struct args {
 	int p[2];
@@ -102,6 +101,10 @@ static int child(void *args_vp)
 				break;
 			case FDOP_DUP2:
 				fd = op->srcfd;
+				if (fd == p) {
+					ret = -EBADF;
+					goto fail;
+				}
 				if (fd != op->fd) {
 					if ((ret=__sys_dup2(fd, op->fd))<0)
 						goto fail;
@@ -122,6 +125,14 @@ static int child(void *args_vp)
 					__syscall(SYS_close, fd);
 				}
 				break;
+			case FDOP_CHDIR:
+				ret = __syscall(SYS_chdir, op->path);
+				if (ret<0) goto fail;
+				break;
+			case FDOP_FCHDIR:
+				ret = __syscall(SYS_fchdir, op->fd);
+				if (ret<0) goto fail;
+				break;
 			}
 		}
 	}