commit bash-20110701 snapshot

bashline.c

@@ -121,6 +121,10 @@ static int bash_directory_completion_hook __P((char **));
 static int filename_completion_ignore __P((char **));
 static int bash_push_line __P((void));
 
+static void set_directory_hook __P((void));
+static rl_icppfunc_t *save_directory_hook __P((void));
+static void reset_directory_hook __P((rl_icppfunc_t *));
+
 static void cleanup_expansion_error __P((void));
 static void maybe_make_readline_line __P((char *));
 static void set_up_new_line __P((char *));
@@ -245,6 +249,9 @@ int force_fignore = 1;
 /* Perform spelling correction on directory names during word completion */
 int dircomplete_spelling = 0;
 
+/* Expand directory names during word/filename completion. */
+int dircomplete_expand = 0;
+
 static char *bash_completer_word_break_characters = " \t\n\"'@><=;|&(:";
 static char *bash_nohostname_word_break_characters = " \t\n\"'><=;|&(:";
 /* )) */
@@ -506,7 +513,7 @@ initialize_readline ()
 
   /* Tell the completer that we might want to follow symbolic links or
      do other expansion on directory names. */
-  rl_directory_rewrite_hook = bash_directory_completion_hook;
+  set_directory_hook ();
 
   rl_filename_rewrite_hook = bash_filename_rewrite_hook;
 
@@ -581,9 +588,10 @@ bashline_reset ()
   tilde_initialize ();
   rl_attempted_completion_function = attempt_shell_completion;
   rl_completion_entry_function = NULL;
-  rl_directory_rewrite_hook = bash_directory_completion_hook;
   rl_ignore_some_completions_function = filename_completion_ignore;
   rl_filename_quote_characters = default_filename_quote_characters;
+
+  set_directory_hook ();
 }
 
 /* Contains the line to push into readline. */
@@ -2746,6 +2754,45 @@ bash_filename_rewrite_hook (fname, fnlen)
   return conv;
 }
 
+/* Functions to save and restore the appropriate directory hook */
+static void
+set_directory_hook ()
+{
+  if (dircomplete_expand)
+    rl_directory_completion_hook = bash_directory_completion_hook;
+  else
+    rl_directory_rewrite_hook = bash_directory_completion_hook;
+}
+
+static rl_icppfunc_t *
+save_directory_hook ()
+{
+  rl_icppfunc_t *ret;
+
+  if (dircomplete_expand)
+    {
+      ret = rl_directory_completion_hook;
+      rl_directory_completion_hook = (rl_icppfunc_t *)NULL;
+    }
+  else
+    {
+      ret = rl_directory_rewrite_hook;
+      rl_directory_rewrite_hook = (rl_icppfunc_t *)NULL;
+    }
+
+  return ret;
+}
+
+static void
+restore_directory_hook (hookf)
+     rl_icppfunc_t *hookf;
+{
+  if (dircomplete_expand)
+    rl_directory_completion_hook = hookf;
+  else
+    rl_directory_rewrite_hook = hookf;
+}
+
 /* Handle symbolic link references and other directory name
    expansions while hacking completion.  This should return 1 if it modifies
    the DIRNAME argument, 0 otherwise.  It should make sure not to modify
@@ -3083,12 +3130,13 @@ bash_complete_filename_internal (what_to_do)
 
   orig_func = rl_completion_entry_function;
   orig_attempt_func = rl_attempted_completion_function;
-  orig_dir_func = rl_directory_rewrite_hook;
   orig_ignore_func = rl_ignore_some_completions_function;
   orig_rl_completer_word_break_characters = rl_completer_word_break_characters;
+
+  orig_dir_func = save_directory_hook ();
+
   rl_completion_entry_function = rl_filename_completion_function;
   rl_attempted_completion_function = (rl_completion_func_t *)NULL;
-  rl_directory_rewrite_hook = (rl_icppfunc_t *)NULL;
   rl_ignore_some_completions_function = filename_completion_ignore;
   rl_completer_word_break_characters = " \t\n\"\'";
 
@@ -3096,10 +3144,11 @@ bash_complete_filename_internal (what_to_do)
 
   rl_completion_entry_function = orig_func;
   rl_attempted_completion_function = orig_attempt_func;
-  rl_directory_rewrite_hook = orig_dir_func;
   rl_ignore_some_completions_function = orig_ignore_func;
   rl_completer_word_break_characters = orig_rl_completer_word_break_characters;
 
+  restore_directory_hook (orig_dir_func);
+
   return r;
 }
 
@@ -3540,10 +3589,7 @@ static int
 putx(c)
      int c;
 {
-  int x;
-
-  x = putc (c, rl_outstream);
-  return (x);
+  return (putc (c, rl_outstream));
 }
   
 static int
@@ -3786,7 +3832,9 @@ bash_dequote_text (text)
 static int
 bash_event_hook ()
 {
+#if defined (DEBUG)
 itrace("bash_event_hook");
+#endif
   CHECK_TERMSIG;
 }