X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmisc%2Fget_current_dir_name.c;h=782cddcd826e76c21fe035da49e6f4d890b12c17;hb=3176b57e528f335139f37ada07063f3619158f56;hp=212edf3169143b0196dce39bad562753c7b6acc1;hpb=1611ab0d9b10ad3413f452c2b31a6c1c56dd6939;p=musl

diff --git a/src/misc/get_current_dir_name.c b/src/misc/get_current_dir_name.c
index 212edf31..782cddcd 100644
--- a/src/misc/get_current_dir_name.c
+++ b/src/misc/get_current_dir_name.c
@@ -1,12 +1,15 @@
+#define _GNU_SOURCE
 #include <stdlib.h>
 #include <string.h>
 #include <limits.h>
 #include <unistd.h>
+#include <sys/stat.h>
 
 char *get_current_dir_name(void) {
-	char buf[PATH_MAX];
-	char* res = getenv("PWD");
-	if(res && *res) return strdup(res);
-	if(!getcwd(buf, sizeof(buf))) return NULL;
-	return strdup(buf);
+	struct stat a, b;
+	char *res = getenv("PWD");
+	if (res && *res && !stat(res, &a) && !stat(".", &b)
+	    && (a.st_dev == b.st_dev) && (a.st_ino == b.st_ino))
+		return strdup(res);
+	return getcwd(0, 0);
 }