From: Christian Lamparter <chunkeey@gmail.com>
Date: Mon, 4 Mar 2019 11:21:31 +0000 (+0100)
Subject: carl9170: config: re-add config.cmake
X-Git-Url: https://jxself.org/git/?p=carl9170fw.git;a=commitdiff_plain;h=fa77bcaf0aac039e45715be971cbaa2532130570

carl9170: config: re-add config.cmake

This patch re-adds the custom config.cmake support that was
removed by the cleanup patch.

Reported-by: Jason Self <j@jxself.org>
Fixes: 786134321b6e ("carl9170: config: fix patching errors and update CMakeFiles")
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
---

diff --git a/config/conf.c b/config/conf.c
index 58df1b7..2949b7d 100644
--- a/config/conf.c
+++ b/config/conf.c
@@ -705,6 +705,13 @@ int main(int ac, char **av)
 		 * syncconfig always creates or updates auto.conf because it is
 		 * used during the build.
 		 */
+
+		/*
+		 * In our cmake case, we always want to update the autogenerated
+		 * files.
+		 */
+		sync_kconfig = 1;
+
 		if (conf_write_autoconf(sync_kconfig) && sync_kconfig) {
 			fprintf(stderr,
 				"\n*** Error during sync of the configuration.\n\n");
diff --git a/config/confdata.c b/config/confdata.c
index 57c09a7..d67695d 100644
--- a/config/confdata.c
+++ b/config/confdata.c
@@ -582,6 +582,46 @@ kconfig_print_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg)
 	fprintf(fp, "%s%s=%s\n", CONFIG_, sym->name, value);
 }
 
+static void
+kconfig_print_cmake_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg)
+{
+
+	switch (sym->type) {
+	case S_BOOLEAN:
+	case S_TRISTATE:
+		if (*value == 'n') {
+			bool skip_unset = (arg != NULL);
+
+			if (!skip_unset)
+				fprintf(fp, "set(%s%s false)\n",
+					CONFIG_, sym->name, value);
+			return;
+		} else if (*value == 'm') {
+			abort();
+		} else {
+			fprintf(fp, "set(%s%s true)\n", CONFIG_, sym->name, value);
+		}
+		break;
+	case S_HEX: {
+		const char *prefix = "";
+
+		if (value[0] != '0' || (value[1] != 'x' && value[1] != 'X'))
+			prefix = "0x";
+		fprintf(fp, "set(%s%s %s%s)\n",
+		    CONFIG_, sym->name, prefix, value);
+		break;
+	}
+	case S_STRING:
+	case S_INT:
+		fprintf(fp, "set(%s%s %s)\n",
+		    CONFIG_, sym->name, value);
+		break;
+	default:
+		break;
+	}
+
+}
+
 static void
 kconfig_print_comment(FILE *fp, const char *value, void *arg)
 {
@@ -608,6 +648,12 @@ static struct conf_printer kconfig_printer_cb =
 	.print_comment = kconfig_print_comment,
 };
 
+static struct conf_printer kconfig_printer_cmake_cb =
+{
+	.print_symbol = kconfig_print_cmake_symbol,
+	.print_comment = kconfig_print_comment,
+};
+
 /*
  * Header printer
  *
@@ -1020,7 +1066,7 @@ int conf_write_autoconf(int overwrite)
 	struct symbol *sym;
 	const char *name;
 	const char *autoconf_name = conf_get_autoconfig_name();
-	FILE *out, *tristate, *out_h;
+	FILE *out, *tristate, *out_h, *out_c;
 	int i;
 
 	if (!overwrite && is_present(autoconf_name))
@@ -1050,12 +1096,21 @@ int conf_write_autoconf(int overwrite)
 		return 1;
 	}
 
+	out_c = fopen(".tmpconfig.cmake", "w");
+	if (!out_c) {
+		fclose(out);
+		fclose(tristate);
+		fclose(out_h);
+	}
+
 	conf_write_heading(out, &kconfig_printer_cb, NULL);
 
 	conf_write_heading(tristate, &tristate_printer_cb, NULL);
 
 	conf_write_heading(out_h, &header_printer_cb, NULL);
 
+	conf_write_heading(out_c, &kconfig_printer_cmake_cb, NULL);
+
 	for_all_symbols(i, sym) {
 		sym_calc_value(sym);
 		if (!(sym->flags & SYMBOL_WRITE) || !sym->name)
@@ -1067,10 +1122,13 @@ int conf_write_autoconf(int overwrite)
 		conf_write_symbol(tristate, sym, &tristate_printer_cb, (void *)1);
 
 		conf_write_symbol(out_h, sym, &header_printer_cb, NULL);
+
+		conf_write_symbol(out_c, sym, &kconfig_printer_cmake_cb, NULL);
 	}
 	fclose(out);
 	fclose(tristate);
 	fclose(out_h);
+	fclose(out_c);
 
 	name = getenv("KCONFIG_AUTOHEADER");
 	if (!name)
@@ -1090,6 +1148,15 @@ int conf_write_autoconf(int overwrite)
 
 	if (make_parent_dir(autoconf_name))
 		return 1;
+
+	name = getenv("KCONFIG_CMAKE");
+	if (!name)
+		name = "config.cmake";
+	if (make_parent_dir(name))
+		return 1;
+	if (rename(".tmpconfig.cmake", name))
+		return 1;
+
 	/*
 	 * This must be the last step, kbuild has a dependency on auto.conf
 	 * and this marks the successful completion of the previous steps.