path: replaced mpd_basename() with g_path_get_basename()

GLib's g_path_get_basename() is much more reliable than
mpd_basename().  The latter could be tricked into an assertion
failure.

src/directory.c

@@ -22,6 +22,7 @@
 
 #include <assert.h>
 #include <string.h>
+#include <glib.h>
 
 struct directory *
 directory_new(const char *path, struct directory *parent)
@@ -53,7 +54,7 @@ directory_free(struct directory *directory)
 const char *
 directory_get_name(const struct directory *directory)
 {
-	return mpd_basename(directory->path);
+	return g_basename(directory->path);
 }
 
 void

src/directory_save.c

@@ -24,6 +24,8 @@
 #include "utils.h"
 #include "song_save.h"
 
+#include <glib.h>
+
 /* TODO error checking */
 int
 directory_save(FILE *fp, struct directory *directory)
@@ -41,9 +43,10 @@ directory_save(FILE *fp, struct directory *directory)
 
 	for (i = 0; i < children->nr; ++i) {
 		struct directory *cur = children->base[i];
-		const char *base = mpd_basename(cur->path);
+		char *base = g_path_get_basename(cur->path);
 
 		retv = fprintf(fp, DIRECTORY_DIR "%s\n", base);
+		g_free(base);
 		if (retv < 0)
 			return -1;
 		if (directory_save(fp, cur) < 0)

src/dirvec.c

@@ -4,6 +4,7 @@
 #include "path.h"
 
 #include <string.h>
+#include <glib.h>
 
 static size_t dv_size(struct dirvec *dv)
 {
@@ -25,13 +26,18 @@ void dirvec_sort(struct dirvec *dv)
 
 struct directory *dirvec_find(const struct dirvec *dv, const char *path)
 {
+	char *basename;
 	int i;
 
-	path = mpd_basename(path);
+	basename = g_path_get_basename(path);
 
 	for (i = dv->nr; --i >= 0; )
-		if (!strcmp(directory_get_name(dv->base[i]), path))
+		if (!strcmp(directory_get_name(dv->base[i]), basename)) {
+			g_free(basename);
 			return dv->base[i];
+		}
+
+	g_free(basename);
 	return NULL;
 }
 

src/path.c

@@ -276,15 +276,3 @@ void utf8_to_fs_playlist_path(char *path_max_tmp, const char *utf8path)
 	rpp2app_r(path_max_tmp, path_max_tmp);
 	strncat(path_max_tmp, "." PLAYLIST_FILE_SUFFIX, MPD_PATH_MAX - 1);
 }
-
-/* Only takes sanitized paths w/o trailing slashes */
-const char *mpd_basename(const char *path)
-{
-	const char *ret = strrchr(path, '/');
-
-	if (!ret)
-		return path;
-	++ret;
-	assert(*ret != '\0');
-	return ret;
-}

src/path.h

@@ -83,12 +83,4 @@ void pathcpy_trunc(char *dest, const char *src);
  */
 void utf8_to_fs_playlist_path(char *path_max_tmp, const char *utf8path);
 
-/*
- * Like basename(3) but with predictable semantics independent
- * of C library or build options used.  This is also much more strict
- * and does not account for trailing slashes (mpd should never deal with
- * trailing slashes on internal functions).
- */
-const char *mpd_basename(const char *path);
-
 #endif

src/update.c

@@ -32,6 +32,8 @@
 #include "update.h"
 #include "idle.h"
 
+#include <glib.h>
+
 static enum update_progress {
 	UPDATE_PROGRESS_IDLE = 0,
 	UPDATE_PROGRESS_RUNNING = 1,
@@ -407,6 +409,7 @@ static struct directory *
 directory_make_child_checked(struct directory *parent, const char *path)
 {
 	struct directory *directory;
+	char *basename;
 	struct stat st;
 	struct song *conflicting;
 
@@ -414,16 +417,22 @@ directory_make_child_checked(struct directory *parent, const char *path)
 	if (directory != NULL)
 		return directory;
 
-	if (stat_directory_child(parent, mpd_basename(path), &st) < 0 ||
-	    inodeFoundInParent(parent, st.st_ino, st.st_dev))
+	basename = g_path_get_basename(path);
+
+	if (stat_directory_child(parent, basename, &st) < 0 ||
+	    inodeFoundInParent(parent, st.st_ino, st.st_dev)) {
+		g_free(basename);
 		return NULL;
+	}
 
 	/* if we're adding directory paths, make sure to delete filenames
 	   with potentially the same name */
-	conflicting = songvec_find(&parent->songs, mpd_basename(path));
+	conflicting = songvec_find(&parent->songs, basename);
 	if (conflicting)
 		delete_song(parent, conflicting);
 
+	g_free(basename);
+
 	directory = directory_new_child(parent, path);
 	directory_set_stat(directory, &st);
 	return directory;
@@ -455,19 +464,21 @@ static void
 updatePath(const char *path)
 {
 	struct directory *parent;
-	const char *name;
+	char *name;
 	struct stat st;
 
 	parent = addParentPathToDB(path);
 	if (parent == NULL)
 		return;
 
-	name = mpd_basename(path);
+	name = g_path_get_basename(path);
 
 	if (stat_directory_child(parent, name, &st) == 0)
 		updateInDirectory(parent, name, &st);
 	else
 		delete_name_in(parent, name);
+
+	g_free(name);
 }
 
 static void * update_task(void *_path)