X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Funistd%2Fgetcwd.c;h=2e540cd41daef91efd37c7656f8f9274d4447ed6;hp=4910f42c2a5c3e0eae3ff6b0685ecb14e72d7e24;hb=5652d70054daf3c2c9b6d475fdf9d24a940e51aa;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01

diff --git a/src/unistd/getcwd.c b/src/unistd/getcwd.c
index 4910f42c..2e540cd4 100644
--- a/src/unistd/getcwd.c
+++ b/src/unistd/getcwd.c
@@ -1,8 +1,13 @@
 #include <unistd.h>
 #include <errno.h>
+#include <limits.h>
+#include <string.h>
 #include "syscall.h"
 
 char *getcwd(char *buf, size_t size)
 {
-	return syscall2(__NR_getcwd, (long)buf, size) < 0 ? NULL : buf;
+	char tmp[PATH_MAX];
+	if (!buf) buf = tmp, size = PATH_MAX;
+	if (syscall(SYS_getcwd, buf, size) < 0) return 0;
+	return buf == tmp ? strdup(buf) : buf;
 }