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-rw-r--r--tools.c44
1 files changed, 43 insertions, 1 deletions
diff --git a/tools.c b/tools.c
index bc82a407..a3b27e5a 100644
--- a/tools.c
+++ b/tools.c
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: tools.c 1.29 2001/02/11 11:18:45 kls Exp $
+ * $Id: tools.c 1.30 2001/02/11 14:44:22 kls Exp $
*/
#define _GNU_SOURCE
@@ -249,6 +249,48 @@ bool RemoveFileOrDir(const char *FileName, bool FollowSymlinks)
return true;
}
+bool RemoveEmptyDirectories(const char *DirName, bool RemoveThis)
+{
+ DIR *d = opendir(DirName);
+ if (d) {
+ bool empty = true;
+ struct dirent *e;
+ while ((e = readdir(d)) != NULL) {
+ if (strcmp(e->d_name, ".") && strcmp(e->d_name, "..") && strcmp(e->d_name, "lost+found")) {
+ char *buffer;
+ asprintf(&buffer, "%s/%s", DirName, e->d_name);
+ struct stat st;
+ if (stat(buffer, &st) == 0) {
+ if (S_ISDIR(st.st_mode)) {
+ if (!RemoveEmptyDirectories(buffer, true))
+ empty = false;
+ }
+ else
+ empty = false;
+ }
+ else {
+ LOG_ERROR_STR(buffer);
+ delete buffer;
+ return false;
+ }
+ delete buffer;
+ }
+ }
+ closedir(d);
+ if (RemoveThis && empty) {
+ dsyslog(LOG_INFO, "removing %s", DirName);
+ if (remove(DirName) < 0) {
+ LOG_ERROR_STR(DirName);
+ return false;
+ }
+ }
+ return empty;
+ }
+ else
+ LOG_ERROR_STR(DirName);
+ return false;
+}
+
char *ReadLink(const char *FileName)
{
char RealName[_POSIX_PATH_MAX];