From: Daniel Jacobowitz <dan@debian.org>
Date: Mon, 9 Oct 2006 20:16:10 +0000 (+0000)
Subject: 	* solib.c (solib_open): Handle an empty solib_absolute_prefix like a
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=6571a6b044e0932252b739f243c145f58a86708a;p=pf3gnuchains%2Fpf3gnuchains3x.git

	* solib.c (solib_open): Handle an empty solib_absolute_prefix like a
	missing one.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index ad3ff0b9bc..274a328a84 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2006-10-09  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* solib.c (solib_open): Handle an empty solib_absolute_prefix like a
+	missing one.
+
 2006-10-09  Daniel Jacobowitz  <dan@codesourcery.com>
 
 	* solib.c (solib_read_symbols): Stop if the file was not found.
diff --git a/gdb/solib.c b/gdb/solib.c
index 8dbc8e3577..c26a000e2b 100644
--- a/gdb/solib.c
+++ b/gdb/solib.c
@@ -146,13 +146,17 @@ solib_open (char *in_pathname, char **found_pathname)
   int found_file = -1;
   char *temp_pathname = NULL;
   char *p = in_pathname;
+  int solib_absolute_prefix_is_empty;
+
+  solib_absolute_prefix_is_empty = (solib_absolute_prefix == NULL
+                                    || *solib_absolute_prefix == 0);
 
   while (*p && !IS_DIR_SEPARATOR (*p))
     p++;
 
   if (*p)
     {
-      if (! IS_ABSOLUTE_PATH (in_pathname) || solib_absolute_prefix == NULL)
+      if (! IS_ABSOLUTE_PATH (in_pathname) || solib_absolute_prefix_is_empty)
         temp_pathname = in_pathname;
       else
 	{
@@ -208,14 +212,14 @@ solib_open (char *in_pathname, char **found_pathname)
 					   &temp_pathname);
 
   /* If not found, next search the inferior's $PATH environment variable. */
-  if (found_file < 0 && solib_absolute_prefix == NULL)
+  if (found_file < 0 && solib_absolute_prefix_is_empty)
     found_file = openp (get_in_environ (inferior_environ, "PATH"),
 			OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY | O_BINARY, 0,
 			&temp_pathname);
 
   /* If not found, next search the inferior's $LD_LIBRARY_PATH 
      environment variable. */
-  if (found_file < 0 && solib_absolute_prefix == NULL)
+  if (found_file < 0 && solib_absolute_prefix_is_empty)
     found_file = openp (get_in_environ (inferior_environ, "LD_LIBRARY_PATH"),
 			OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY | O_BINARY, 0,
 			&temp_pathname);