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authorRich Felker <dalias@aerifal.cx>2012-02-17 23:56:28 -0500
committerRich Felker <dalias@aerifal.cx>2012-02-17 23:56:28 -0500
commitf96eb335e1ea050b781904d589bf8413131bee48 (patch)
tree28de8f300ba73b17e129009f4e50e4ce67e8829a /src/misc/get_current_dir_name.c
parent61c2cf877ba7518a46d0391f119b3251e5a136b2 (diff)
downloadmusl-f96eb335e1ea050b781904d589bf8413131bee48.tar.gz
fix get_current_dir_name behavior
Diffstat (limited to 'src/misc/get_current_dir_name.c')
-rw-r--r--src/misc/get_current_dir_name.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/misc/get_current_dir_name.c b/src/misc/get_current_dir_name.c
index 212edf31..e0f463b5 100644
--- a/src/misc/get_current_dir_name.c
+++ b/src/misc/get_current_dir_name.c
@@ -2,11 +2,15 @@
#include <string.h>
#include <limits.h>
#include <unistd.h>
+#include <sys/stat.h>
char *get_current_dir_name(void) {
+ struct stat a, b;
char buf[PATH_MAX];
- char* res = getenv("PWD");
- if(res && *res) return strdup(res);
+ 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);
if(!getcwd(buf, sizeof(buf))) return NULL;
return strdup(buf);
}