* file.c (rb_find_file_ext, rb_find_file): converts Windows style path

to Cygwin path.  [ruby-dev:35647]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18253 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Jul 29 05:37:53 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* file.c (rb_find_file_ext, rb_find_file): converts Windows style path
+	  to Cygwin path.  [ruby-dev:35647]
+
 Tue Jul 29 02:39:46 2008  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* math.c (math_atanh): raise EDOM on FreeBSD when atanh(1).

file.c

@@ -4447,6 +4447,14 @@ file_load_ok(const char *path)
     return eaccess(path, R_OK) == 0;
 }
 
+static int
+is_explicit_relative(const char *path)
+{
+    if (*path++ != '.') return 0;
+    if (*path == '.') path++;
+    return isdirsep(*path);
+}
+
 VALUE rb_get_load_path(void);
 
 int
@@ -4468,15 +4476,18 @@ rb_find_file_ext(VALUE *filep, const char *const *ext)
 	*filep = fname;
     }
 
-    if (is_absolute_path(f)) {
+    if (is_absolute_path(f) || is_explicit_relative(f)) {
+	fname = rb_str_dup(*filep);
+	fnlen = RSTRING_LEN(fname);
 	for (i=0; ext[i]; i++) {
-	    fname = rb_str_dup(*filep);
 	    rb_str_cat2(fname, ext[i]);
-	    OBJ_FREEZE(fname);
 	    if (file_load_ok(StringValueCStr(fname))) {
+		if (!is_absolute_path(f)) fname = rb_file_expand_path(fname, Qnil);
+		OBJ_FREEZE(fname);
 		*filep = fname;
 		return i+1;
 	    }
+	    rb_str_set_len(fname, fnlen);
 	}
 	return 0;
     }
@@ -4534,12 +4545,13 @@ rb_find_file(VALUE path)
     }
 #endif
 
-    if (is_absolute_path(f)) {
+    if (is_absolute_path(f) || is_explicit_relative(f)) {
 	if (rb_safe_level() >= 1 && !fpath_check(f)) {
 	    rb_raise(rb_eSecurityError, "loading from unsafe file %s", f);
 	}
-	if (file_load_ok(f)) return path;
-	return 0;
+	if (!file_load_ok(f)) return 0;
+	if (!is_absolute_path(f)) path = rb_file_expand_path(path, Qnil);
+	return path;
     }
 
     if (rb_safe_level() >= 4) {