X-Git-Url: http://andersk.mit.edu/gitweb/splint.git/blobdiff_plain/140c27a82ebb7e4c8d1e59ab5fce12c793e587f8..0866200bf1a30f43dcbb65b3da860c66e0338850:/src/osd.c

diff --git a/src/osd.c b/src/osd.c
index a78861f..68e90c8 100644
--- a/src/osd.c
+++ b/src/osd.c
@@ -453,8 +453,6 @@ nextdir (d_char *current_dir, d_char *dir, size_t *len)
 # endif
 }
 
-# ifndef NOLCL
-
 # ifdef WIN32
 extern /*@external@*/ int _flushall (void) /*@modifies fileSystem@*/ ;
 # endif
@@ -473,7 +471,6 @@ int osd_system (cstring cmd)
   res = system (cstring_toCharsSafe (cmd));
   return res;
 }
-# endif
 
 # ifndef unlink
 /* This should be defined by unistd.h */
@@ -888,6 +885,12 @@ void osd_initMod (void)
   osd_setWorkingDirectory ();
 }
 
+void osd_destroyMod (void)
+{
+  cstring_free (osd_cwd);
+  osd_cwd = cstring_undefined;
+}
+
 cstring osd_absolutePath (cstring cwd, cstring filename)
 {
 # if defined (UNIX) || defined (OS2)
@@ -1046,7 +1049,8 @@ cstring osd_outputPath (cstring filename)
 
   /*@access cstring@*/
   path_p = filename;
-  rel_buf_p = rel_buffer = (char *) dmalloc (filename_len);
+  rel_buffer = (char *) dmalloc (filename_len);
+  rel_buf_p = rel_buffer;
   *rel_buf_p = '\0';
 
   llassert (cwd_p != NULL);
@@ -1061,25 +1065,35 @@ cstring osd_outputPath (cstring filename)
   if ((*cwd_p == '\0') && (*path_p == '\0' || osd_isConnectChar (*path_p)))  /* whole pwd matched */
     {
       if (*path_p == '\0')             /* input *is* the current path! */
-	return cstring_makeLiteral (".");
+	{
+	  cstring_free (rel_buffer);
+	  return cstring_makeLiteral (".");
+	}
       else
 	{
 	  /*@i324 ! splint didn't report an errors for: return ++path_p; */
+	  cstring_free (rel_buffer);
 	  return cstring_fromCharsNew (path_p + 1);
 	}
     }
   else
     {
+
+      /* drl   2002-10/14 I had to put this code back*/
+      /* the case that needs it is when splint is given an absolute path name of a file outside of the current directory and the subdirectories below the current directory. e.g. cd /home/; splint /tmp/prog.c
+       */
+      
       /* evans 2002-02-05 This is horrible code, which I've removed.  I couldn't find any
       ** test cases that need it, so I hope I'm not breaking anything.
       */
+      /*#if 0*/
 
-# if 0      
       if (*path_p != '\0')
         {
           --cwd_p;
           --path_p;
-          while (!osd_isConnectChar (*cwd_p))         /* backup to last slash */
+
+          while (cwd_p >= osd_cwd && !osd_isConnectChar (*cwd_p)) /* backup to last slash */
             {
               --cwd_p;
               --path_p;
@@ -1091,7 +1105,7 @@ cstring osd_outputPath (cstring filename)
 
       /* Find out how many directory levels in cwd were *not* matched.  */
       while (*cwd_p != '\0')
-	{s
+	{
 	  if (osd_isConnectChar (*cwd_p++))
 	    unmatched_slash_count++;
 	}
@@ -1100,16 +1114,19 @@ cstring osd_outputPath (cstring filename)
          Reject it if longer than the input.  */
       if (unmatched_slash_count * 3 + strlen (path_p) >= filename_len)
 	{
+	  cstring_free (rel_buffer);
+	  /* fprintf (stderr, "Returning filename: %s [%p]\n", filename); */
 	  return cstring_copy (filename);
 	}
-# endif
-      
+
+      /*drl 10-14-2002 end previously removed code */
+      /*#endif*/
       /* For each of them, put a `../' at the beginning of the short name.  */
       while (unmatched_slash_count-- > 0)
         {
           /* Give up if the result gets to be longer
              than the absolute path name.  */
-          if (rel_buffer + filename_len <= rel_buf_p + 3)
+          /*@i423@*/ if (rel_buffer + filename_len <= rel_buf_p + 3)
 	    {
 	      sfree (rel_buffer);
 	      return cstring_copy (filename);
@@ -1121,6 +1138,7 @@ cstring osd_outputPath (cstring filename)
         }
       
       /* Then tack on the unmatched part of the desired file's name.  */
+
       do
         {
           if (rel_buffer + filename_len <= rel_buf_p)
@@ -1138,6 +1156,7 @@ cstring osd_outputPath (cstring filename)
       if (osd_isConnectChar (*(rel_buf_p-1)))
         *--rel_buf_p = '\0';
 
+      /* fprintf (stderr, "Returning buffer: %s [%p]\n", rel_buffer, rel_buffer); */
       return rel_buffer;
     }
   /*@noaccess cstring@*/