rio: disable cons if /dev/kbd is open, add games/doom

1 files changed, 153 insertions, 0 deletions

diff --git a/sys/src/games/doom/i_system.c b/sys/src/games/doom/i_system.c
new file mode 100644
index 000000000..10bd5bb3f
--- /dev/null
+++ b/sys/src/games/doom/i_system.c
@@ -0,0 +1,153 @@
+/* i_system.c */
+
+#include "doomdef.h"
+#include "doomtype.h"
+
+#include "i_system.h"
+#include "i_sound.h"
+#include "i_video.h"
+
+#include "d_net.h"
+#include "g_game.h"
+#include "m_misc.h"
+
+int mb_used = 6;	/* 6MB heap */
+
+void I_Init (void)
+{
+	// I_InitSound();
+	I_InitGraphics();
+}
+
+byte* I_ZoneBase (int *size)
+{
+	*size = mb_used*1024*1024;
+	return (byte *) malloc(*size);
+}
+
+/* returns time in 1/70th second tics */
+int I_GetTime (void)
+{
+	return (int)((nsec()*TICRATE)/1000000000);
+}
+
+static ticcmd_t emptycmd;
+ticcmd_t* I_BaseTiccmd (void)
+{
+	return &emptycmd;
+}
+
+void I_Quit (void)
+{
+	D_QuitNetGame ();
+	I_ShutdownSound();
+	I_ShutdownMusic();
+	M_SaveDefaults ();
+	I_ShutdownGraphics();
+	threadexitsall(nil);
+}
+
+byte* I_AllocLow (int length)
+{
+	byte *mem;
+        
+	mem = (byte *)malloc (length);
+	memset (mem,0,length);
+	return mem;
+}
+
+void I_Tactile(int on, int off, int total)
+{
+	USED(on, off, total);
+}
+
+/*
+ticcmd_t	emptycmd;
+ticcmd_t*	I_BaseTiccmd(void)
+{
+    return &emptycmd;
+}
+
+
+int  I_GetHeapSize (void)
+{
+    return mb_used*1024*1024;
+}
+
+byte* I_ZoneBase (int*	size)
+{
+    *size = mb_used*1024*1024;
+    return (byte *) malloc (*size);
+}
+*/
+
+
+//
+// I_Error
+//
+extern boolean demorecording;
+
+void I_Error (char *error, ...)
+{
+    va_list	argptr;
+
+    // Message first.
+    va_start (argptr,error);
+    fprintf (stderr, "Error: ");
+    vfprintf (stderr,error,argptr);
+    fprintf (stderr, "\n");
+    va_end (argptr);
+
+    fflush( stderr );
+
+    // Shutdown. Here might be other errors.
+    if (demorecording)
+	G_CheckDemoStatus();
+
+    D_QuitNetGame ();
+    I_ShutdownGraphics();
+
+    threadexitsall("I_Error");
+}
+
+int I_FileExists (char *filepath)
+{
+	return (0 == access(filepath, AREAD));
+}
+
+int I_Open (char *filepath)
+{
+	return open(filepath, OREAD);
+}
+
+void I_Close (int handle)
+{
+	close (handle);
+}
+
+int I_Seek (int handle, int n)
+{
+	return seek(handle, n, 0);
+}
+
+int I_Read (int handle, void *buf, int n)
+{
+	return read(handle, buf, n);
+}
+
+char* I_IdentifyWAD(char *wadname)
+{
+	char path[1024];
+
+	/* /sys/lib/doom/... */
+	snprintf(path, sizeof path, "/sys/lib/doom/%s", wadname);
+	if (I_FileExists (path))
+		return path;
+
+	/* $home/lib/doom/... */
+	snprintf(path, sizeof path, "%s/lib/doom/%s", getenv("home"), wadname);
+	if (I_FileExists (path))
+		return path;
+
+	return nil;
+}