1 files changed, 56 insertions, 0 deletions
diff --git a/busybox/libbb/get_last_path_component.c b/busybox/libbb/get_last_path_component.c
new file mode 100644
index 0000000..497d6ae
--- /dev/null
+++ b/busybox/libbb/get_last_path_component.c
@@ -0,0 +1,56 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * bb_get_last_path_component implementation for busybox
+ *
+ * Copyright (C) 2001  Manuel Novoa III  <mjn3@codepoet.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+/* Set to 1 if you want basename() behavior for NULL or "". */
+/* WARNING!!! Doing so will break basename applet at least! */
+#define EMULATE_BASENAME	0
+
+char *bb_get_last_path_component(char *path)
+{
+#if EMULATE_BASENAME
+	static const char null_or_empty[] = ".";
+#endif
+	char *first = path;
+	char *last;
+
+#if EMULATE_BASENAME
+	if (!path || !*path) {
+		return (char *) null_or_empty;
+	}
+#endif
+
+	last = path - 1;
+
+	while (*path) {
+		if ((*path != '/') && (path > ++last)) {
+			last = first = path;
+		}
+		++path;
+	}
+
+	if (*first == '/') {
+		last = first;
+	}
+	last[1] = 0;
+
+	return first;
+}