added headless mode (no window) for automated tape tests using 'autotest'

[rocksndiamonds.git] / src / libgame / system.c

diff --git a/src/libgame/system.c b/src/libgame/system.c
index 00e9c7295edde77c0f1f3fd117c39a29bb69c72a..b42c7e9823ce2a209c10a980a5b0e750e5c65a14 100644 (file)
--- a/src/libgame/system.c
+++ b/src/libgame/system.c
@@ -96,6 +96,8 @@ void InitProgramInfo(char *argv0, char *config_filename, char *userdata_subdir,
   program.log_filename[LOG_ERR_ID] = getLogFilename(LOG_ERR_BASENAME);
   program.log_file[LOG_OUT_ID] = program.log_file_default[LOG_OUT_ID] = stdout;
   program.log_file[LOG_ERR_ID] = program.log_file_default[LOG_ERR_ID] = stderr;
+
+  program.headless = FALSE;
 }
 
 void InitScoresInfo()
@@ -388,6 +390,9 @@ void LimitScreenUpdates(boolean enable)
 
 void InitVideoDisplay(void)
 {
+  if (program.headless)
+    return;
+
   SDLInitVideoDisplay();
 #if defined(TARGET_SDL2)
   SDLSetDisplaySize();
@@ -621,6 +626,9 @@ void BlitBitmap(Bitmap *src_bitmap, Bitmap *dst_bitmap,
   int dst_x_unclipped = dst_x;
   int dst_y_unclipped = dst_y;
 
+  if (program.headless)
+    return;
+
   if (src_bitmap == NULL || dst_bitmap == NULL)
     return;