From b2f82b00d74cef51daf5db98d0c5d05ec63bff9b Mon Sep 17 00:00:00 2001
From: Scott Duensing <scott@kangaroopunch.com>
Date: Fri, 10 Jan 2025 18:42:24 -0600
Subject: [PATCH] Minor djgpp fixes.

---
 toolchains.sh | 43 ++++++++++++++++++++++++++++++-------------
 1 file changed, 30 insertions(+), 13 deletions(-)

diff --git a/toolchains.sh b/toolchains.sh
index e06ab2f..6f01ea0 100755
--- a/toolchains.sh
+++ b/toolchains.sh
@@ -121,7 +121,7 @@ function build_pi_sysroot() {
 	local IMAGE=
 	local START=
 	local SYSROOT=../x-tools/sysroot-pi${BITS}
-	
+
 	mkdir -p work
 	pushd work
 		if [[ ! -f sysroot-relativelinks.py ]]; then
@@ -268,6 +268,23 @@ function use_toolchain() {
 
 	case "${PLAT}" in
 
+		dos)
+			case "${ARCH}" in
+				x86)
+					TRIPLE="i586-pc-msdosdjgpp"
+					;;
+			esac
+			echo "source ${TC_G_SCRIPT_DIR}/x-tools/djgpp/setenv"
+			#echo "export PATH=\"${TC_G_SCRIPT_DIR}/x-tools/djgpp/i586-pc-msdosdjgpp/bin:${TC_G_SCRIPT_DIR}/x-tools/djgpp/bin:${TC_G_SCRIPT_DIR}/x-tools/djgpp/libexec/gcc/i586-pc-msdosdjgpp/12.2.0:${PATH}\""
+			#echo "export GCC_EXE_PREFIX=\"${TC_G_SCRIPT_DIR}/x-tools/djgpp/lib/gcc\""
+			#echo "export DJDIR=\"${TC_G_SCRIPT_DIR}/x-tools/djgpp/i586-pc-msdosdjgpp\""
+			CROSS_OS="dos"
+			CC="gcc"
+			CXX="g++"
+			RANLIB="ranlib"
+			SUFFIX=".exe"
+			;;
+
 		linux)
 			case "${ARCH}" in
 				x86)
@@ -388,7 +405,7 @@ if [[ "${MODE}" == "install" ]]; then
 	if [[ "${PLAT}" == "pi" ]]; then
 		sudo apt-get -y install qemu-user-static
 	fi
-	
+
 	# Install all toolchains.
 	if [[ "${ARCH}" == "all" && "${PLAT}" == "all" ]]; then
 		HELP=0
@@ -452,22 +469,22 @@ if [[ ${HELP} -eq 1 ]]; then
 
 		For "install" mode:
 
-		    If [architecture] and [platform] are both "all",
-		    everything will be installed.
+			If [architecture] and [platform] are both "all",
+			everything will be installed.
 
-		    if [architecture] is "all", then all available
-		    architectures for the specified [platform] will
-		    be installed.
+			if [architecture] is "all", then all available
+			architectures for the specified [platform] will
+			be installed.
 
-		    NOTE:  You should always install x86_64 linux
-		           before attempting to install other
-		           toolchains.
+			NOTE:  You should always install x86_64 linux
+				   before attempting to install other
+				   toolchains.
 
 		For "use" mode:
 
-		    Souce the output of this script to set the environment
-		    to use the appropriate toolchain for [architecture] and
-		    [platform].
+			Souce the output of this script to set the environment
+			to use the appropriate toolchain for [architecture] and
+			[platform].
 
 	HELP
 fi