From 9b9fa94c27efca124e0ef801e5eacccb96746394 Mon Sep 17 00:00:00 2001
From: Vladimir Panteleev <vladimir@thecybershadow.net>
Date: Wed, 1 Oct 2014 13:22:22 +0000
Subject: [PATCH] Add --max-frames option

---
 general.h   |  2 ++
 retroarch.c | 10 +++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/general.h b/general.h
index 7369239141..b297e817db 100644
--- a/general.h
+++ b/general.h
@@ -683,6 +683,8 @@ struct global
    } frame_cache;
 
    unsigned frame_count;
+   unsigned max_frames;
+
    char title_buf[64];
 
    struct
diff --git a/retroarch.c b/retroarch.c
index b45aa3705a..24cfd012d6 100644
--- a/retroarch.c
+++ b/retroarch.c
@@ -671,7 +671,8 @@ static void print_help(void)
    puts("\t--bps: Specifies path for BPS patch that will be applied to content.");
    puts("\t--ips: Specifies path for IPS patch that will be applied to content.");
    puts("\t--no-patch: Disables all forms of content patching.");
-   puts("\t-D/--detach: Detach " RETRO_FRONTEND " from the running console. Not relevant for all platforms.\n");
+   puts("\t-D/--detach: Detach " RETRO_FRONTEND " from the running console. Not relevant for all platforms.");
+   puts("\t--max-frames: Runs for the specified number of frames, then exits.\n");
 }
 
 static void set_basename(const char *path)
@@ -853,6 +854,7 @@ static void parse_input(int argc, char *argv[])
       { "detach", 0, NULL, 'D' },
       { "features", 0, &val, 'f' },
       { "subsystem", 1, NULL, 'Z' },
+      { "max-frames", 1, NULL, 'm' },
       { NULL, 0, NULL, 0 }
    };
 
@@ -1050,6 +1052,10 @@ static void parse_input(int argc, char *argv[])
 #endif
             break;
 
+         case 'm':
+            g_extern.max_frames = strtoul(optarg, NULL, 10);
+            break;
+
          case 0:
             switch (val)
             {
@@ -3265,6 +3271,8 @@ bool rarch_main_iterate(void)
    if (
          g_extern.system.shutdown ||
          check_quit_key_func(input) ||
+         (g_extern.max_frames &&
+          g_extern.frame_count >= g_extern.max_frames) ||
          !driver.video->alive(driver.video_data))
       return false;