* file.c (file_expand_path): fix for short file name on Cygwin.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@16450 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 4 deletions

diff --git a/file.c b/file.c
index da4443ba72..2938b89f40 100644
--- a/file.c
+++ b/file.c
@@ -2745,15 +2745,20 @@ file_expand_path(fname, dname, result)
     RSTRING(result)->len = buflen;
     *p = '\0';
 #if USE_NTFS
-    if (!strpbrk(b = buf, "*?")) {
+    if (1 &&
+#ifdef __CYGWIN__
+	!(buf[0] == '/' && !buf[1]) &&
+#endif
+	!strpbrk(b = buf, "*?")) {
 	size_t len;
 	WIN32_FIND_DATA wfd;
 #ifdef __CYGWIN__
-	int lnk_added = 0;
+	int lnk_added = 0, is_symlink = 0;
 	struct stat st;
 	char w32buf[MAXPATHLEN], sep = 0;
 	p = 0;
 	if (lstat(buf, &st) == 0 && S_ISLNK(st.st_mode)) {
+	    is_symlink = 1;
 	    p = strrdirsep(buf);
 	    if (!p) p = skipprefix(buf);
 	    if (p) {
@@ -2766,8 +2771,7 @@ file_expand_path(fname, dname, result)
 	}
 	if (p) *p = sep;
 	else p = buf;
-	if (b == w32buf) {
-	    strlcat(w32buf, p, sizeof(w32buf));
+	if (is_symlink && b == w32buf) {
 	    len = strlen(p);
 	    if (len > 4 && strcasecmp(p + len - 4, ".lnk") != 0) {
 		lnk_added = 1;