Re: [PATCH 5/7] PR gdb/15224 , Change the default set history filename to ~/.gdb_history.

[mbilal <mbilal@codesourcery.com>]

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Hi
Please find attached updated patch.

In This patch Default location of History file has been changed to user 
home directory (~/.gdb_history).





2013-05-15  Muhammad Bilal  <mbilal@codesourcery.com>

     PR gdb/15224
     * top.c (init_history): Change the default history filename
     to ~/.gdb_history.

     * NEWS: Updated.

2013-05-15  Muhammad Bilal  <mbilal@codesourcery.com>

     PR gdb/15224
     * gdb.base/default.exp: Test default history filename
     Path.

2013-05-15  Muhammad Bilal  <mbilal@codesourcery.com>

     PR gdb/15224
     * gdb.texinfo (Command History): Change the default history filename
     to ~/.gdb_history.




Thanks,
-Bilal




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diff --git a/gdb/top.c b/gdb/top.c
index 480b67e..83a5fee 100644
--- a/gdb/top.c
+++ b/gdb/top.c
@@ -1651,11 +1651,9 @@ init_history (void)
          that was read.  */
 #ifdef __MSDOS__
       /* No leading dots in file names are allowed on MSDOS.  */
-      history_filename = concat (current_directory, "/_gdb_history",
-                                (char *)NULL);
+      history_filename = tilde_expand ("~/_gdb_history");
 #else
-      history_filename = concat (current_directory, "/.gdb_history",
-                                (char *)NULL);
+      history_filename = tilde_expand ("~/.gdb_history");
 #endif
     }
   read_history (history_filename);
diff --git a/gdb/testsuite/gdb.base/default.exp b/gdb/testsuite/gdb.base/default.exp
index 9230ee8..9d2e9ce 100644
--- a/gdb/testsuite/gdb.base/default.exp
+++ b/gdb/testsuite/gdb.base/default.exp
@@ -800,6 +800,15 @@ if ![istarget "*-*-udi*"] then {
        timeout         { fail "(timeout) target remote" }
     }
 }
+#get home directory path
+gdb_test_multiple "show environment HOME" "show home directory" {
+    -re "\nHOME = (.*).\n.*" {
+       set HOME $expect_out(1,string)    
+    }
+}
+#test show history filename
+gdb_test "show history filename" "The filename in which to record the command history is \"[file join $HOME .gdb_history]\"..*" \
+    "show history filename ([file join $HOME foobar.baz])"
 
 #test target
 gdb_test "target" "Argument required .target name.*" "target"
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 1869d74..a9a1f89 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -21455,7 +21455,7 @@ list, and where it writes the command history from this session when it
 exits.  You can access this list through history expansion or through
 the history command editing characters listed below.  This file defaults
 to the value of the environment variable @code{GDBHISTFILE}, or to
-@file{./.gdb_history} (@file{./_gdb_history} on MS-DOS) if this variable
+@file{~/.gdb_history} (@file{~/_gdb_history} on MS-DOS) if this variable
 is not set.
diff --git a/gdb/NEWS b/gdb/NEWS
index 7cd1646..04b929f 100644
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -3,6 +3,9 @@
 
 *** Changes since GDB 7.6
 
+* Default location of History file has been changed to user 
+home directory (~/.gdb_history).
+
 * Python scripting
 
   ** Frame filters and frame decorators have been added.