Merge branch 'kconfig-trivial' of git://github.com/lacombar/linux-2.6 into kbuild...

[karo-tx-linux.git] / scripts / kconfig / confdata.c

diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index c257bb0bf90aea392c96ce3f13aaffb0541ca3ff..a49cf4f7dca50825f2c177b1b929cb4e85029d32 100644 (file)
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -773,6 +773,29 @@ out:
        return res;
 }
 
+static void conf_write_function_autoconf(FILE *out, char* conf, char* name,
+                                        int val)
+{
+       char c;
+       char *tmp, *d;
+
+       d = strdup(conf);
+       tmp = d;
+       while ((c = *conf++))
+               *d++ = tolower(c);
+
+       fprintf(out, "#define %sis_", tmp);
+       free(tmp);
+
+       d = strdup(name);
+       tmp = d;
+       while ((c = *name++))
+               *d++ = tolower(c);
+       fprintf(out, "%s%s() %d\n", tmp, (val > 1) ? "_module" : "",
+                     val ? 1 : 0);
+       free(tmp);
+}
+
 int conf_write_autoconf(void)
 {
        struct symbol *sym;
@@ -820,6 +843,7 @@ int conf_write_autoconf(void)
                       rootmenu.prompt->text);
 
        for_all_symbols(i, sym) {
+               int fct_val = 0;
                sym_calc_value(sym);
                if (!(sym->flags & SYMBOL_WRITE) || !sym->name)
                        continue;
@@ -839,6 +863,7 @@ int conf_write_autoconf(void)
                                    CONFIG_, sym->name);
                                fprintf(out_h, "#define %s%s_MODULE 1\n",
                                    CONFIG_, sym->name);
+                               fct_val = 2;
                                break;
                        case yes:
                                if (sym->type == S_TRISTATE)
@@ -846,8 +871,10 @@ int conf_write_autoconf(void)
                                            CONFIG_, sym->name);
                                fprintf(out_h, "#define %s%s 1\n",
                                    CONFIG_, sym->name);
+                               fct_val = 1;
                                break;
                        }
+                       conf_write_function_autoconf(out_h, CONFIG_, sym->name, fct_val);
                        break;
                case S_STRING:
                        conf_write_string(true, sym->name, sym_get_string_value(sym), out_h);