Merged pull request #20 from talisein/sortdir.

Add directory's files to filelist alphanumerically

2 files changed, 27 insertions, 7 deletions

diff --git a/src/filelist.c b/src/filelist.c
index b4b481a..fa1735d 100644
--- a/src/filelist.c
+++ b/src/filelist.c
@@ -112,6 +112,11 @@ gib_list *feh_file_remove_from_list(gib_list * list, gib_list * l)
 	return(gib_list_remove(list, l));
 }
 
+int file_selector_all(const struct dirent *unused __attribute__((unused)))
+{
+  return 1;
+}
+
 /* Recursive */
 void add_file_to_filelist_recursively(char *origpath, unsigned char level)
 {
@@ -176,8 +181,9 @@ void add_file_to_filelist_recursively(char *origpath, unsigned char level)
 	}
 
 	if ((S_ISDIR(st.st_mode)) && (level != FILELIST_LAST)) {
-		struct dirent *de;
+		struct dirent **de;
 		DIR *dir;
+		int cnt, n;
 
 		D(("It is a directory\n"));
 
@@ -187,13 +193,25 @@ void add_file_to_filelist_recursively(char *origpath, unsigned char level)
 			free(path);
 			return;
 		}
-		de = readdir(dir);
-		while (de != NULL) {
-			if (strcmp(de->d_name, ".")
-					&& strcmp(de->d_name, "..")) {
+		n = scandir(path, &de, file_selector_all, alphasort);
+		if (n < 0) {
+		  switch (errno) {
+		  case ENOMEM:
+		    if (!opt.quiet)
+		      weprintf("Insufficient memory to scan directory %s:", path);
+		    break;
+		  default:
+		    if (!opt.quiet)
+		      weprintf("Failed to scan directory %s:", path);
+		  }
+		}
+
+		for (cnt = 0; cnt < n; cnt++) {
+			if (strcmp(de[cnt]->d_name, ".")
+					&& strcmp(de[cnt]->d_name, "..")) {
 				char *newfile;
 
-				newfile = estrjoin("", path, "/", de->d_name, NULL);
+				newfile = estrjoin("", path, "/", de[cnt]->d_name, NULL);
 
 				/* This ensures we go down one level even if not fully recursive
 				   - this way "feh some_dir" expands to some_dir's contents */
@@ -203,9 +221,10 @@ void add_file_to_filelist_recursively(char *origpath, unsigned char level)
 					add_file_to_filelist_recursively(newfile, FILELIST_LAST);
 
 				free(newfile);
+				free(de[cnt]);
 			}
-			de = readdir(dir);
 		}
+		free(de);
 		closedir(dir);
 	} else if (S_ISREG(st.st_mode)) {
 		D(("Adding regular file %s to filelist\n", path));
diff --git a/src/filelist.h b/src/filelist.h
index 842e3af..617236f 100644
--- a/src/filelist.h
+++ b/src/filelist.h
@@ -60,6 +60,7 @@ void feh_file_free(feh_file * file);
 feh_file_info *feh_file_info_new(void);
 void feh_file_info_free(feh_file_info * info);
 gib_list *feh_file_rm_and_free(gib_list * list, gib_list * file);
+int file_selector_all(const struct dirent *unused);
 void add_file_to_filelist_recursively(char *origpath, unsigned char level);
 void add_file_to_rm_filelist(char *file);
 void delete_rm_files(void);