From d034c4d773141a0f26fef279cf6460445d5c111f Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Sun, 16 Mar 2008 09:04:21 +0000
Subject: 2008-03-16  Tatsuhiro Tsujikawa  <tujikawa at rednoah dot com>

	Rewritten getBasename() and getDirname(), without standard
library
	basename(), dirname().
	* src/File.cc
	* test/FileTest.cc
---
 src/File.cc | 30 ++++++++++++++++++------------
 1 file changed, 18 insertions(+), 12 deletions(-)

(limited to 'src/File.cc')

diff --git a/src/File.cc b/src/File.cc
index 6af28fd0..7d13b035 100644
--- a/src/File.cc
+++ b/src/File.cc
@@ -34,10 +34,6 @@
 /* copyright --> */
 #include "File.h"
 #include "Util.h"
-#define basename posix_basename
-#include <libgen.h>
-// use GNU version basename
-#undef basename
 #include <cstring>
 #include <stdlib.h>
 #include <deque>
@@ -134,18 +130,28 @@ mode_t File::mode()
 
 std::string File::getBasename() const
 {
-  char* s = strdup(name.c_str());
-  std::string bname = basename(s);
-  free(s);
-  return bname;
+  std::string::size_type lastSlashIndex = name.find_last_of("/");
+  if(lastSlashIndex == std::string::npos) {
+    return name;
+  } else {
+    return name.substr(lastSlashIndex+1);
+  }
 }
 
 std::string File::getDirname() const
 {
-  char* s = strdup(name.c_str());
-  std::string dname = dirname(s);
-  free(s);
-  return dname;
+  std::string::size_type lastSlashIndex = name.find_last_of("/");
+  if(lastSlashIndex == std::string::npos) {
+    if(name == "") {
+      return "";
+    } else {
+      return ".";
+    }
+  } else if(lastSlashIndex == 0) {
+    return "/";
+  } else {
+    return name.substr(0, lastSlashIndex);
+  }
 }
 
 bool File::isDir(const std::string& filename)
-- 
cgit