Merge pull request #161 from pmhahn/readline

Fix build without readline

Author: rocky

libdebugger/cmd.c

@@ -46,12 +46,12 @@ Boston, MA 02111-1307, USA.  */
 /* The following line makes Solaris' gcc/cpp not puke. */
 #undef HAVE_READLINE_READLINE_H
 #include <readline/readline.h>
+#endif /* HAVE_LIBREADLINE */
 
 /* From readline. ?? Should this be in configure?  */
 #ifndef whitespace
 #define whitespace(c) (((c) == ' ') || ((c) == '\t'))
 #endif
-#endif /* HAVE_LIBREADLINE */
 
 #include "cmd_initialize.h"
 
@@ -79,8 +79,6 @@ char *psz_debugger_args;
 
 debug_enter_reason_t last_stop_reason;
 
-#ifdef HAVE_LIBREADLINE
-
 short_cmd_t short_command[256] = { { NULL,
                                      (const char *) '\0',
                                      (const char *) '\0',
@@ -226,8 +224,6 @@ extern debug_return_t dbg_cmd_set_var (char *psz_args, int expand)
   return debug_readloop;
 }
 
-#endif /* HAVE_LIBREADLINE */
-
 #define PROMPT_LENGTH 300
 
 #include <setjmp.h>
@@ -381,10 +377,14 @@ debug_return_t enter_debugger (target_stack_node_t *p,
 
       if ( line ) {
         if ( *(s=stripwhite(line)) ) {
+#ifdef HAVE_LIBREADLINE
           add_history (s);
+#endif /* HAVE_LIBREADLINE */
           debug_return=execute_line(s);
         } else {
+#ifdef HAVE_LIBREADLINE
           add_history ("step");
+#endif /* HAVE_LIBREADLINE */
           debug_return=dbg_cmd_step((char *) "");
         }
         free (line);

libdebugger/command/set.c

@@ -46,12 +46,12 @@ Boston, MA 02111-1307, USA.  */
 /* The following line makes Solaris' gcc/cpp not puke. */
 #undef HAVE_READLINE_READLINE_H
 #include <readline/readline.h>
+#endif /* HAVE_LIBREADLINE */
 
 /* From readline. ?? Should this be in configure?  */
 #ifndef whitespace
 #define whitespace(c) (((c) == ' ') || ((c) == '\t'))
 #endif
-#endif /* HAVE_LIBREADLINE */
 
 subcommand_var_info_t set_subcommands[] = {
   { "basename",