Author: Daniel Baumann <daniel.baumann@progress-technologies.net>
Description: Adding isolinux quiet flavour.

diff -Naurp syslinux.orig/core/isolinux.asm syslinux/core/isolinux.asm
--- syslinux.orig/core/isolinux.asm	2011-05-16 09:06:00.348539659 +0200
+++ syslinux/core/isolinux.asm	2011-05-16 09:16:46.647743986 +0200
@@ -274,15 +274,21 @@ _start_common:
 		mov eax,[si]
 		mov [GetlinsecPtr],eax
 
+%ifndef QUIET_MESSAGES
 		; Show signs of life
 		mov si,syslinux_banner
 		call writestr_early
+%endif
+
 %ifdef DEBUG_MESSAGES
 		mov si,copyright_str
+		call writestr_early
 %else
+%ifndef QUIET_MESSAGES
 		mov si,[BIOSName]
-%endif
 		call writestr_early
+%endif
+%endif
 
 		;
 		; Before modifying any memory, get the checksum of bytes
@@ -1131,9 +1137,11 @@ all_read:
 
 ; Tell the user we got this far...
 %ifndef DEBUG_MESSAGES			; Gets messy with debugging on
+%ifndef QUIET_MESSAGES
 		mov si,copyright_str
 		call writestr_early
 %endif
+%endif
 
 ;
 ; Now we're all set to start with our *real* business.	First load the
diff -Naurp syslinux.orig/core/isolinux-quiet.asm syslinux/core/isolinux-quiet.asm
--- syslinux.orig/core/isolinux-quiet.asm	1970-01-01 01:00:00.000000000 +0100
+++ syslinux/core/isolinux-quiet.asm	2011-05-16 09:16:46.647743986 +0200
@@ -0,0 +1,2 @@
+%define QUIET_MESSAGES 1
+%include "isolinux.asm"
diff -Naurp syslinux.orig/core/Makefile syslinux/core/Makefile
--- syslinux.orig/core/Makefile	2011-05-16 09:06:01.120543484 +0200
+++ syslinux/core/Makefile	2011-05-16 09:16:46.651744129 +0200
@@ -34,7 +34,7 @@ CODEPAGE = cp865
 # The targets to build in this directory...
 BTARGET  = kwdhash.gen \
 	   ldlinux.bss ldlinux.sys ldlinux.bin \
-	   isolinux.bin isolinux-debug.bin pxelinux.0
+	   isolinux.bin isolinux-debug.bin isolinux-quiet.bin pxelinux.0
 
 # All primary source files for the main syslinux files
 NASMSRC	 := $(wildcard *.asm)
diff -Naurp syslinux.orig/core/tracers.inc syslinux/core/tracers.inc
--- syslinux.orig/core/tracers.inc	2011-05-16 09:05:59.684536367 +0200
+++ syslinux/core/tracers.inc	2011-05-16 09:16:46.655744300 +0200
@@ -19,9 +19,10 @@
 %ifndef _TRACERS_INC
 %define _TRACERS_INC
 
-; Note: The Makefile builds one version with DEBUG_MESSAGES automatically.
+; Note: The Makefile builds one version with DEBUG_MESSAGES and QUIET_MESSAGES automatically.
 ; %define DEBUG_TRACERS 1		; Uncomment to get debugging tracers
 ; %define DEBUG_MESSAGES		; Uncomment to get debugging messages
+; %define QUIET_MESSAGES		; Uncomment to get no informational messages
 
 %ifdef DEBUG_TRACERS
 
diff -Naurp syslinux.orig/Makefile syslinux/Makefile
--- syslinux.orig/Makefile	2011-05-16 09:06:01.024543008 +0200
+++ syslinux/Makefile	2011-05-16 09:17:23.627927893 +0200
@@ -41,7 +41,7 @@ BTARGET  = version.gen version.h version
 BOBJECTS = $(BTARGET) \
 	mbr/*.bin \
 	core/pxelinux.0 core/isolinux.bin core/isolinux-debug.bin \
-	gpxe/gpxelinux.0 dos/syslinux.com \
+	core/isolinux-quiet.bin gpxe/gpxelinux.0 dos/syslinux.com \
 	win32/syslinux.exe win64/syslinux64.exe \
 	dosutil/*.com dosutil/*.sys \
 	$(MODULES)
@@ -67,7 +67,7 @@ INSTALL_SBIN  = extlinux/extlinux
 # Things to install in /usr/lib/syslinux
 INSTALL_AUX   =	core/pxelinux.0 gpxe/gpxelinux.0 gpxe/gpxelinuxk.0 \
 		core/isolinux.bin core/isolinux-debug.bin \
-		dos/syslinux.com \
+		core/isolinux-quiet.bin dos/syslinux.com \
 		mbr/*.bin $(MODULES)
 INSTALL_AUX_OPT = win32/syslinux.exe win64/syslinux64.exe
 INSTALL_DIAG  =	diag/mbr/handoff.bin \