1 files changed, 119 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/com32/menu/printmsg.c b/contrib/syslinux-4.02/com32/menu/printmsg.c
new file mode 100644
index 0000000..cfceac3
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/menu/printmsg.c
@@ -0,0 +1,119 @@
+/* ----------------------------------------------------------------------- *
+ *
+ *   Copyright 2004-2008 H. Peter Anvin - All Rights Reserved
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ *   Boston MA 02110-1301, USA; either version 2 of the License, or
+ *   (at your option) any later version; incorporated herein by reference.
+ *
+ * ----------------------------------------------------------------------- */
+
+#include <ctype.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <consoles.h>
+#include <getkey.h>
+#include <minmax.h>
+#include <setjmp.h>
+#include <limits.h>
+#include <sha1.h>
+#include <base64.h>
+#include <colortbl.h>
+#ifdef __COM32__
+#include <com32.h>
+#endif
+
+#include "menu.h"
+
+static int draw_message_file(const char *filename)
+{
+    FILE *f;
+    int ch;
+    enum msgname_state {
+	st_init,		/* Base state */
+	st_si_1,		/* <SI> digit 1 */
+	st_si_2,		/* <SI> digit 2 */
+	st_skipline,		/* Skip until NL */
+    } state = st_init;
+    int eof = 0;
+    int attr = 0;
+
+    f = fopen(filename, "r");
+    if (!f)
+	return -1;
+
+    /* Clear screen, hide cursor, default attribute */
+    printf("\033e\033%%@\033)0\033(B\3#%03d\033[?25l\033[2J\033[H",
+	   message_base_color + 0x07);
+
+    while (!eof && (ch = getc(f)) != EOF) {
+	switch (state) {
+	case st_init:
+	    switch (ch) {
+	    case '\f':
+		fputs("\033[2J\033[H", stdout);
+		break;
+	    case 15:		/* SI */
+		state = st_si_1;
+		break;
+	    case 24:
+		state = st_skipline;
+		break;
+	    case 26:
+		eof = 1;
+		break;
+	    case '\a':
+	    case '\n':
+	    case '\r':
+		putchar(ch);
+		break;
+	    default:
+		if (ch >= 32)
+		    putchar(ch);
+		break;
+	    }
+	    break;
+
+	case st_si_1:
+	    attr = hexval(ch) << 4;
+	    state = st_si_2;
+	    break;
+
+	case st_si_2:
+	    attr |= hexval(ch);
+	    printf("\3#%03d", attr + message_base_color);
+	    state = st_init;
+	    break;
+
+	case st_skipline:
+	    if (ch == '\n')
+		state = st_init;
+	    break;
+	}
+    }
+
+    fclose(f);
+    return 0;
+}
+
+int show_message_file(const char *filename, const char *background)
+{
+    int rv = KEY_NONE;
+    const char *old_background = NULL;
+
+    if (background) {
+	old_background = current_background;
+	set_background(background);
+    }
+
+    if (!(rv = draw_message_file(filename)))
+	rv = mygetkey(0);	/* Wait for keypress */
+
+    if (old_background)
+	set_background(old_background);
+
+    return rv;
+}