kconfig: attach help text to menus

Roman Zippel wrote:
> A simple example would be
> help texts, right now they are per symbol, but they should really be per
> menu, so archs can provide different help texts for something.

This patch does this and at the same time introduce a few API
funtions used to access the help text.

The relevant api functions are introduced in the various frontends.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Roman Zippel <zippel@linux-m68k.org>

1 files changed, 6 insertions, 6 deletions

diff --git a/scripts/kconfig/zconf.y b/scripts/kconfig/zconf.y
index 92eb02bdf9c5..79db4cf22a51 100644
--- a/scripts/kconfig/zconf.y
+++ b/scripts/kconfig/zconf.y
@@ -402,7 +402,7 @@ help_start: T_HELP T_EOL
 
 help: help_start T_HELPTEXT
 {
-        current_entry->sym->help = $2;
+        current_entry->help = $2;
 };
 
 /* depends option */
@@ -649,11 +649,11 @@ void print_symbol(FILE *out, struct menu *menu)
                         break;
                 }
         }
-        if (sym->help) {
-                int len = strlen(sym->help);
-                while (sym->help[--len] == '\n')
-                        sym->help[len] = 0;
-                fprintf(out, "  help\n%s\n", sym->help);
+        if (menu->help) {
+                int len = strlen(menu->help);
+                while (menu->help[--len] == '\n')
+                        menu->help[len] = 0;
+                fprintf(out, "  help\n%s\n", menu->help);
         }
         fputc('\n', out);
 }