X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=aft.c;h=4ea8641b2acce666e53d7005bd755ae2099cb07a;hb=4345aa176aecdbd9a876e7efdcc034acd29616a7;hp=5ecd7720fab896ac17c346e425da61f40b1ce13e;hpb=ab4c39c7cd1c6d2b03cedf5d83521c746433367b;p=paraslash.git

diff --git a/aft.c b/aft.c
index 5ecd7720..4ea8641b 100644
--- a/aft.c
+++ b/aft.c
@@ -6,6 +6,7 @@
 #include <sys/mman.h>
 #include <fnmatch.h>
 #include <sys/shm.h>
+#include <dirent.h>
 #include <osl.h>
 #include <lopsub.h>
 
@@ -1943,6 +1944,53 @@ out_free:
 	return send_ret;
 }
 
+/*
+ * Call back once for each regular file below a directory.
+ *
+ * Traverse the given directory recursively and call the supplied callback for
+ * each regular file encountered. The first argument to the callback will be
+ * the path to the regular file and the second argument will be the data
+ * pointer. All file types except regular files and directories are ignored. In
+ * particular, symlinks are not followed. Subdirectories are ignored silently
+ * if the calling process has insufficient access permissions.
+ */
+static int for_each_file_in_dir(const char *dirname,
+		int (*func)(const char *, void *), void *data)
+{
+	int ret;
+	DIR *dir;
+	struct dirent *entry;
+
+	dir = opendir(dirname);
+	if (!dir)
+		return errno == EACCES? 1 : -ERRNO_TO_PARA_ERROR(errno);
+	/* scan cwd recursively */
+	while ((entry = readdir(dir))) {
+		char *tmp;
+		struct stat s;
+
+		if (!strcmp(entry->d_name, "."))
+			continue;
+		if (!strcmp(entry->d_name, ".."))
+			continue;
+		tmp = make_message("%s/%s", dirname, entry->d_name);
+		ret = 0;
+		if (lstat(tmp, &s) != -1) {
+			if (S_ISREG(s.st_mode))
+				ret = func(tmp, data);
+			else if (S_ISDIR(s.st_mode))
+				ret = for_each_file_in_dir(tmp, func, data);
+		}
+		free(tmp);
+		if (ret < 0)
+			goto out;
+	}
+	ret = 1;
+out:
+	closedir(dir);
+	return ret;
+}
+
 static int com_add(struct command_context *cc, struct lls_parse_result *lpr)
 {
 	int i, ret;