# HG changeset patch
# User Christian Brabandt <cb@256bit.org>
# Date 1534617006 -7200
# Node ID 3ea4a48213e6636e74d2fb142e7477467b4575b2
# Parent  8413e66d00a159da08d6e735c03e4d833b69f465
patch 8.1.0294: MS-Windows: sometimes uses short directory name

commit https://github.com/vim/vim/commit/3b9fcfcffab8f927a01877804fa6ac5bbca34c7a
Author: Bram Moolenaar <Bram@vim.org>
Date:   Sat Aug 18 20:20:27 2018 +0200

    patch 8.1.0294: MS-Windows: sometimes uses short directory name

    Problem:    MS-Windows: sometimes uses short directory name.
    Solution:   Expand to long file name with correct caps. (Nobuhiro Takasaki,
                closes #3334)

diff --git a/src/os_win32.c b/src/os_win32.c
--- a/src/os_win32.c
+++ b/src/os_win32.c
@@ -3108,6 +3108,8 @@ mch_dirname(
     char_u	*buf,
     int		len)
 {
+    char_u  abuf[_MAX_PATH + 1];
+
     /*
      * Originally this was:
      *    return (getcwd(buf, len) != NULL ? OK : FAIL);
@@ -3121,7 +3123,13 @@ mch_dirname(
 
 	if (GetCurrentDirectoryW(_MAX_PATH, wbuf) != 0)
 	{
-	    char_u  *p = utf16_to_enc(wbuf, NULL);
+	    WCHAR   wcbuf[_MAX_PATH + 1];
+	    char_u  *p;
+
+	    if (GetLongPathNameW(wbuf, wcbuf, _MAX_PATH) != 0)
+		p = utf16_to_enc(wcbuf, NULL);
+	    else
+		p = utf16_to_enc(wbuf, NULL);
 
 	    if (p != NULL)
 	    {
@@ -3133,7 +3141,14 @@ mch_dirname(
 	return FAIL;
     }
 #endif
-    return (GetCurrentDirectory(len, (LPSTR)buf) != 0 ? OK : FAIL);
+    if (GetCurrentDirectory(len, (LPSTR)buf) == 0)
+	return FAIL;
+    if (GetLongPathNameA((LPSTR)buf, (LPSTR)abuf, _MAX_PATH) == 0)
+	// return the short path name
+	return OK;
+
+    vim_strncpy(abuf, buf, len - 1);
+    return OK;
 }
 
 /*
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -795,6 +795,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    294,
+/**/
     293,
 /**/
     292,