From: Jaydeep Chauhan <jaydeepchauhan1494@gmail.com>
Date: Mon, 18 May 2020 10:36:26 +0000 (+0100)
Subject: Fix the BFD library to handle Windows pathnames with more than 260 characters and... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ca859a893931d6fad8b35cf2c20afd43422a59fe;p=binutils-gdb.git

Fix the BFD library to handle Windows pathnames with more than 260 characters and UNIX style directory separators.

	PR 25713
	* bfdio.c (_bfd_real_fopen): Convert UNIX style sirectory
	separators into DOS style when creating a WIN32 fullpath.
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 06a9f125af7..b3cefd94881 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2020-05-18  Jaydeep Chauhan  <jaydeepchauhan1494@gmail.com>
+
+	PR 25713
+	* bfdio.c (_bfd_real_fopen): Convert UNIX style sirectory
+	separators into DOS style when creating a WIN32 fullpath.
+
 2020-05-14  Nelson Chu  <nelson.chu@sifive.com>
 
 	* elfnn-riscv.c (elfNN_riscv_mkobject):  New function.  We need this
diff --git a/bfd/bfdio.c b/bfd/bfdio.c
index 29834d9c6b6..bba8d896d3a 100644
--- a/bfd/bfdio.c
+++ b/bfd/bfdio.c
@@ -120,13 +120,22 @@ _bfd_real_fopen (const char *filename, const char *modes)
 
   if (filelen > MAX_PATH - 1)
     {
-      FILE *file;
-      char* fullpath = (char *) malloc (filelen + 8);
+      FILE * file;
+      char * fullpath = (char *) malloc (filelen + 8);
+      int    i;
 
       /* Add a Microsoft recommended prefix that
 	 will allow the extra-long path to work.  */
       strcpy (fullpath, "\\\\?\\");
       strcat (fullpath, filename);
+
+      /* Convert any UNIX style path separators into the DOS form.  */
+      for (i = 0, fullpath[i]; i++)
+        {
+          if (IS_UNIX_DIR_SEPARATOR (fullpath[i]))
+	    fullpath[i] = '\\';
+        }
+
       file = close_on_exec (fopen (fullpath, modes));
       free (fullpath);
       return file;