[binutils, ARM, 1/16] Add support for Armv8.1-M Mainline CLI

[deliverable/binutils-gdb.git] / gdb / cli / cli-style.c

diff --git a/gdb/cli/cli-style.c b/gdb/cli/cli-style.c
index 234cc410dda9706a90bbe95e479e1160c5ef7ebe..f6f6c7be5d923517f4bc9d039801794088af9823 100644 (file)
--- a/gdb/cli/cli-style.c
+++ b/gdb/cli/cli-style.c
@@ -21,15 +21,21 @@
 #include "cli/cli-cmds.h"
 #include "cli/cli-style.h"
 #include "source-cache.h"
+#include "observable.h"
 
 /* True if styling is enabled.  */
 
-#if defined(_WIN32) || defined (__CYGWIN__)
+#if defined (__MSDOS__) || defined (__CYGWIN__)
 int cli_styling = 0;
 #else
 int cli_styling = 1;
 #endif
 
+/* True if source styling is enabled.  Note that this is only
+   consulted when cli_styling is true.  */
+
+int source_styling = 1;
+
 /* Name of colors; must correspond to ui_file_style::basic_color.  */
 static const char * const cli_colors[] = {
   "none",
@@ -216,6 +222,7 @@ static void
 set_style_enabled  (const char *args, int from_tty, struct cmd_list_element *c)
 {
   g_source_cache.clear ();
+  gdb::observers::source_styling_changed.notify ();
 }
 
 static void
@@ -228,6 +235,16 @@ show_style_enabled (struct ui_file *file, int from_tty,
     fprintf_filtered (file, _("CLI output styling is disabled.\n"));
 }
 
+static void
+show_style_sources (struct ui_file *file, int from_tty,
+                   struct cmd_list_element *c, const char *value)
+{
+  if (source_styling)
+    fprintf_filtered (file, _("Source code styling is enabled.\n"));
+  else
+    fprintf_filtered (file, _("Source code styling is disabled.\n"));
+}
+
 void
 _initialize_cli_style ()
 {
@@ -247,6 +264,20 @@ If enabled, output to the terminal is styled."),
                           set_style_enabled, show_style_enabled,
                           &style_set_list, &style_show_list);
 
+  add_setshow_boolean_cmd ("sources", no_class, &source_styling, _("\
+Set whether source code styling is enabled."), _("\
+Show whether source code styling is enabled."), _("\
+If enabled, source code is styled.\n"
+#ifdef HAVE_SOURCE_HIGHLIGHT
+"Note that source styling only works if styling in general is enabled,\n\
+see \"show style enabled\"."
+#else
+"Source highlighting is disabled in this installation of gdb, because\n\
+it was not linked against GNU Source Highlight."
+#endif
+                          ), set_style_enabled, show_style_sources,
+                          &style_set_list, &style_show_list);
+
 #define STYLE_ADD_SETSHOW_COMMANDS(STYLE, NAME, PREFIX_DOC)      \
   STYLE.add_setshow_commands (NAME, no_class, PREFIX_DOC,              \
                              &style_set_list,                          \