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| author | Rich Felker <dalias@aerifal.cx> | 2012-02-17 23:56:28 -0500 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-02-17 23:56:28 -0500 |
| commit | f96eb335e1ea050b781904d589bf8413131bee48 (patch) | |
| tree | 28de8f300ba73b17e129009f4e50e4ce67e8829a | |
| parent | 61c2cf877ba7518a46d0391f119b3251e5a136b2 (diff) | |
| download | musl-f96eb335e1ea050b781904d589bf8413131bee48.tar.gz | |
fix get_current_dir_name behavior
| -rw-r--r-- | src/misc/get_current_dir_name.c | 8 |
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); } |