[PATCH 08/12] git submodule update: check for "none" in C

[Stefan Beller <sbeller@xxxxxxxxxx>]

Signed-off-by: Stefan Beller <sbeller@xxxxxxxxxx>
---
 builtin/submodule--helper.c | 38 ++++++++++++++++++++++++++++++++++++--
 git-submodule.sh            |  8 +-------
 2 files changed, 37 insertions(+), 9 deletions(-)

diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index f81f37a..73954ac 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -255,9 +255,15 @@ static int module_clone(int argc, const char **argv, const char *prefix)
 	return 0;
 }
 
+static int git_submodule_config(const char *var, const char *value, void *cb)
+{
+	return parse_submodule_config_option(var, value);
+}
+
 static int module_list_or_clone(int argc, const char **argv, const char *prefix)
 {
 	int i;
+	char *update = NULL;
 	struct pathspec pathspec;
 	struct module_list list = MODULE_LIST_INIT;
 
@@ -265,6 +271,9 @@ static int module_list_or_clone(int argc, const char **argv, const char *prefix)
 		OPT_STRING(0, "prefix", &prefix,
 			   N_("path"),
 			   N_("alternative anchor for relative paths")),
+		OPT_STRING(0, "update", &update,
+			   N_("string"),
+			   N_("update command for submodules")),
 		OPT_END()
 	};
 
@@ -281,20 +290,45 @@ static int module_list_or_clone(int argc, const char **argv, const char *prefix)
 		return 1;
 	}
 
+	gitmodules_config();
+	/* Overlay the parsed .gitmodules file with .git/config */
+	git_config(git_submodule_config, NULL);
+
 	for (i = 0; i < list.nr; i++) {
+		const struct submodule *sub = NULL;
+		const char *displaypath = NULL;
 		const struct cache_entry *ce = list.entries[i];
+		struct strbuf sb = STRBUF_INIT;
+		const char *update_module = NULL;
 
 		char *env_prefix = getenv("prefix");
 		if (ce_stage(ce)) {
 			if (env_prefix)
-				fprintf(stderr, "Skipping unmerged submodule %s/%s",
+				fprintf(stderr, "Skipping unmerged submodule %s/%s\n",
 					env_prefix, ce->name);
 			else
-				fprintf(stderr, "Skipping unmerged submodule %s",
+				fprintf(stderr, "Skipping unmerged submodule %s\n",
 					ce->name);
 			continue;
 		}
 
+		sub = submodule_from_path(null_sha1, ce->name);
+		if (env_prefix)
+			displaypath = relative_path(env_prefix, ce->name, &sb);
+		else
+			displaypath = ce->name;
+
+		if (update)
+			update_module = update;
+		if (!update_module)
+			update_module = sub->update;
+		if (!update_module)
+			update_module = "checkout";
+		if (!strcmp(update_module, "none")) {
+			fprintf(stderr, "Skipping submodule '%s'\n", displaypath);
+			continue;
+		}
+
 		printf("%06o %s %d\t", ce->ce_mode, sha1_to_hex(ce->sha1), ce_stage(ce));
 		utf8_fprintf(stdout, "%s\n", ce->name);
 	}
diff --git a/git-submodule.sh b/git-submodule.sh
index 0754ecd..227fed6 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -656,7 +656,7 @@ cmd_update()
 	fi
 
 	cloned_modules=
-	git submodule--helper list-or-clone --prefix "$wt_prefix" "$@" | {
+	git submodule--helper list-or-clone --prefix "$wt_prefix" ${update:+--update "$update"} "$@" | {
 	err=
 	while read mode sha1 stage sm_path
 	do
@@ -677,12 +677,6 @@ cmd_update()
 
 		displaypath=$(relative_path "$prefix$sm_path")
 
-		if test "$update_module" = "none"
-		then
-			echo >&2 "Skipping submodule '$displaypath'"
-			continue
-		fi
-
 		if test -z "$url"
 		then
 			# Only mention uninitialized submodules when its
-- 
2.5.0.277.gfdc362b.dirty

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