Add "volatile" keyword to "struct gdb_exception" declaration

[deliverable/binutils-gdb.git] / gdb / source.c

diff --git a/gdb/source.c b/gdb/source.c
index b75a7b4d611ff95cf3a9694a660d345dfbb8aa24..c1127656cbb2b6d7dabf606f78fd8119faa849b2 100644 (file)
--- a/gdb/source.c
+++ b/gdb/source.c
@@ -574,17 +574,33 @@ add_path (char *dirname, char **which_path, int parse_separators)
        char tinybuf[2];
 
        p = *which_path;
-       /* FIXME: we should use realpath() or its work-alike
-          before comparing.  Then all the code above which
-          removes excess slashes and dots could simply go away.  */
-       if (!filename_cmp (p, name))
+       while (1)
          {
-           /* Found it in the search path, remove old copy.  */
-           if (p > *which_path)
-             p--;              /* Back over leading separator.  */
-           if (prefix > p - *which_path)
-             goto skip_dup;    /* Same dir twice in one cmd.  */
-           memmove (p, &p[len + 1], strlen (&p[len + 1]) + 1); /* Copy from next \0 or  : */
+           /* FIXME: we should use realpath() or its work-alike
+              before comparing.  Then all the code above which
+              removes excess slashes and dots could simply go away.  */
+           if (!filename_ncmp (p, name, len)
+               && (p[len] == '\0' || p[len] == DIRNAME_SEPARATOR))
+             {
+               /* Found it in the search path, remove old copy.  */
+               if (p > *which_path)
+                 {
+                   /* Back over leading separator.  */
+                   p--;
+                 }
+               if (prefix > p - *which_path)
+                 {
+                   /* Same dir twice in one cmd.  */
+                   goto skip_dup;
+                 }
+               /* Copy from next '\0' or ':'.  */
+               memmove (p, &p[len + 1], strlen (&p[len + 1]) + 1);
+             }
+           p = strchr (p, DIRNAME_SEPARATOR);
+           if (p != 0)
+             ++p;
+           else
+             break;
          }
 
        tinybuf[0] = DIRNAME_SEPARATOR;