From 56f08ab6bab895ad4fb76976b538dba144fdce9f Mon Sep 17 00:00:00 2001
From: Dana Yatsuta <danayatsuta@gmail.com>
Date: Fri, 11 Nov 2022 23:33:16 +0300
Subject: [PATCH] Load shader from command line

---
 include/mgba/feature/commandline.h |  1 +
 src/feature/commandline.c          | 12 +++++++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/include/mgba/feature/commandline.h b/include/mgba/feature/commandline.h
index 0f9c543d1..472fb2d83 100644
--- a/include/mgba/feature/commandline.h
+++ b/include/mgba/feature/commandline.h
@@ -20,6 +20,7 @@ struct mArguments {
 	char* cheatsFile;
 	char* savestate;
 	char* bios;
+	char* shader;
 	int logLevel;
 	int frameskip;
 
diff --git a/src/feature/commandline.c b/src/feature/commandline.c
index 72e5f6c26..d9cc15ea3 100644
--- a/src/feature/commandline.c
+++ b/src/feature/commandline.c
@@ -37,6 +37,7 @@ static const struct option _options[] = {
 	{ "log-level", required_argument, 0, 'l' },
 	{ "savestate", required_argument, 0, 't' },
 	{ "patch",     required_argument, 0, 'p' },
+	{ "shader",    required_argument, 0, 'a'},
 	{ "version",   no_argument, 0, '\0' },
 	{ 0, 0, 0, 0 }
 };
@@ -71,7 +72,7 @@ static void _tableApply(const char* key, void* value, void* user) {
 bool mArgumentsParse(struct mArguments* args, int argc, char* const* argv, struct mSubParser* subparsers, int nSubparsers) {
 	int ch;
 	char options[128] =
-		"b:c:C:hl:p:s:t:"
+		"b:c:C:hl:p:s:t:a:"
 #ifdef USE_EDITLINE
 		"d"
 #endif
@@ -166,6 +167,9 @@ bool mArgumentsParse(struct mArguments* args, int argc, char* const* argv, struc
 		case 't':
 			args->savestate = strdup(optarg);
 			break;
+		case 'a':
+			args->shader = strdup(optarg);
+			break;
 		default:
 			for (i = 0; i < nSubparsers; ++i) {
 				if (subparsers[i].parse) {
@@ -201,6 +205,9 @@ void mArgumentsApply(const struct mArguments* args, struct mSubParser* subparser
 		mCoreConfigSetOverrideValue(config, "bios", args->bios);
 		mCoreConfigSetOverrideIntValue(config, "useBios", true);
 	}
+	if (args->shader) {
+		mCoreConfigSetOverrideValue(config, "shader", args->shader);
+	}
 	HashTableEnumerate(&args->configOverrides, _tableApply, config);
 	int i;
 	for (i = 0; i < nSubparsers; ++i) {
@@ -226,6 +233,9 @@ void mArgumentsDeinit(struct mArguments* args) {
 	free(args->bios);
 	args->bios = 0;
 
+	free(args->shader);
+	args->shader = 0;
+
 	HashTableDeinit(&args->configOverrides);
 }