library: Do not follow symlinks

Ikey Doherty · Ikey Doherty · commit 9e6b41532e8d · 2015-06-22T18:55:14.000+01:00
Signed-off-by: Ikey Doherty &lt;michael.i.doherty@intel.com&gt;
diff --git a/src/library/util.c b/src/library/util.c
@@ -44,11 +44,14 @@ bool find_sources(const char *path, package_match_func match, bool recurse)
                 return false;
         }
 
-        if (stat(path, &st) != 0) {
+        if (lstat(path, &st) != 0) {
                 goto end;
         }
 
-        if (S_ISDIR(st.st_mode)) {
+        if (S_ISLNK(st.st_mode)) {
+                ret = false;
+                goto end;
+        } else if (S_ISDIR(st.st_mode)) {
                 if (!(dir = opendir(path))) {
                         goto end;
                 }

Original file line number	Diff line number	Diff line change
`@@ -44,11 +44,14 @@ bool find_sources(const char *path, package_match_func match, bool recurse)`
`44`	`44`	`return false;`
`45`	`45`	`}`
`46`	`46`
`47`		`- if (stat(path, &st) != 0) {`
	`47`	`+ if (lstat(path, &st) != 0) {`
`48`	`48`	`goto end;`
`49`	`49`	`}`
`50`	`50`
`51`		`- if (S_ISDIR(st.st_mode)) {`
	`51`	`+ if (S_ISLNK(st.st_mode)) {`
	`52`	`+ ret = false;`
	`53`	`+ goto end;`
	`54`	`+ } else if (S_ISDIR(st.st_mode)) {`
`52`	`55`	`if (!(dir = opendir(path))) {`
`53`	`56`	`goto end;`
`54`	`57`	`}`