From 3d7c5aa219de440ac818a91a239d68ea83b20b90 Mon Sep 17 00:00:00 2001
From: Tee KOBAYASHI <xtkoba@gmail.com>
Date: Fri, 3 Dec 2021 18:46:30 +0900
Subject: [PATCH] liblua5{2,3,4}: Use update-alternatives

---
 packages/liblua52/build.sh            |  2 +-
 packages/liblua52/lua52.subpackage.sh | 24 ++++++++++++++++++++++++
 packages/liblua53/build.sh            |  2 +-
 packages/liblua53/lua53.subpackage.sh | 24 ++++++++++++++++++++++++
 packages/liblua54/build.sh            |  2 +-
 packages/liblua54/lua54.subpackage.sh | 23 +++++++++++++++++++++++
 6 files changed, 74 insertions(+), 3 deletions(-)

diff --git a/packages/liblua52/build.sh b/packages/liblua52/build.sh
index dd5721c34..5c0bc4915 100644
--- a/packages/liblua52/build.sh
+++ b/packages/liblua52/build.sh
@@ -3,7 +3,7 @@ TERMUX_PKG_DESCRIPTION="Shared library for the Lua interpreter (v5.2.x)"
 TERMUX_PKG_LICENSE="MIT"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION=5.2.4
-TERMUX_PKG_REVISION=5
+TERMUX_PKG_REVISION=6
 TERMUX_PKG_SRCURL=https://www.lua.org/ftp/lua-$TERMUX_PKG_VERSION.tar.gz
 TERMUX_PKG_SHA256=b9e2e4aad6789b3b63a056d442f7b39f0ecfca3ae0f1fc0ae4e9614401b69f4b
 TERMUX_PKG_BREAKS="liblua52-dev"
diff --git a/packages/liblua52/lua52.subpackage.sh b/packages/liblua52/lua52.subpackage.sh
index b5c7794e7..a24db4848 100644
--- a/packages/liblua52/lua52.subpackage.sh
+++ b/packages/liblua52/lua52.subpackage.sh
@@ -1,3 +1,27 @@
 TERMUX_SUBPKG_DESCRIPTION="Simple, extensible, embeddable programming language"
 TERMUX_SUBPKG_DEPENDS="readline"
 TERMUX_SUBPKG_INCLUDE="bin/ share/man/man1/"
+
+termux_step_create_debscripts() {
+	cat <<- EOF > ./postinst
+	#!$TERMUX_PREFIX/bin/sh
+	if [ "$TERMUX_PACKAGE_FORMAT" = "pacman" ] || [ "\$1" = "configure" ] || [ "\$1" = "abort-upgrade" ]; then
+		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
+			update-alternatives --install \
+				$TERMUX_PREFIX/bin/lua lua $TERMUX_PREFIX/bin/lua5.2 120
+			update-alternatives --install \
+				$TERMUX_PREFIX/bin/luac luac $TERMUX_PREFIX/bin/luac5.2 120
+		fi
+	fi
+	EOF
+
+	cat <<- EOF > ./prerm
+	#!$TERMUX_PREFIX/bin/sh
+	if [ "$TERMUX_PACKAGE_FORMAT" = "pacman" ] || [ "\$1" != "upgrade" ]; then
+		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
+			update-alternatives --remove lua $TERMUX_PREFIX/bin/lua
+			update-alternatives --remove luac $TERMUX_PREFIX/bin/luac
+		fi
+	fi
+	EOF
+}
diff --git a/packages/liblua53/build.sh b/packages/liblua53/build.sh
index b8bfe4fef..c8dd140b0 100644
--- a/packages/liblua53/build.sh
+++ b/packages/liblua53/build.sh
@@ -3,7 +3,7 @@ TERMUX_PKG_DESCRIPTION="Shared library for the Lua interpreter (v5.3.x)"
 TERMUX_PKG_LICENSE="MIT"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION=5.3.5
-TERMUX_PKG_REVISION=7
+TERMUX_PKG_REVISION=8
 TERMUX_PKG_SRCURL=https://www.lua.org/ftp/lua-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=0c2eed3f960446e1a3e4b9a1ca2f3ff893b6ce41942cf54d5dd59ab4b3b058ac
 TERMUX_PKG_EXTRA_MAKE_ARGS=linux
diff --git a/packages/liblua53/lua53.subpackage.sh b/packages/liblua53/lua53.subpackage.sh
index e8a9fc35a..2239e7d55 100644
--- a/packages/liblua53/lua53.subpackage.sh
+++ b/packages/liblua53/lua53.subpackage.sh
@@ -3,3 +3,27 @@ TERMUX_SUBPKG_DESCRIPTION="Simple, extensible, embeddable programming language"
 TERMUX_SUBPKG_DEPENDS="readline"
 TERMUX_SUBPKG_BREAKS="lua (<< 5.3.5-6)"
 TERMUX_SUBPKG_REPLACES="lua (<< 5.3.5-6)"
+
+termux_step_create_debscripts() {
+	cat <<- EOF > ./postinst
+	#!$TERMUX_PREFIX/bin/sh
+	if [ "$TERMUX_PACKAGE_FORMAT" = "pacman" ] || [ "\$1" = "configure" ] || [ "\$1" = "abort-upgrade" ]; then
+		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
+			update-alternatives --install \
+				$TERMUX_PREFIX/bin/lua lua $TERMUX_PREFIX/bin/lua5.3 130
+			update-alternatives --install \
+				$TERMUX_PREFIX/bin/luac luac $TERMUX_PREFIX/bin/luac5.3 130
+		fi
+	fi
+	EOF
+
+	cat <<- EOF > ./prerm
+	#!$TERMUX_PREFIX/bin/sh
+	if [ "$TERMUX_PACKAGE_FORMAT" = "pacman" ] || [ "\$1" != "upgrade" ]; then
+		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
+			update-alternatives --remove lua $TERMUX_PREFIX/bin/lua
+			update-alternatives --remove luac $TERMUX_PREFIX/bin/luac
+		fi
+	fi
+	EOF
+}
diff --git a/packages/liblua54/build.sh b/packages/liblua54/build.sh
index be6152ca0..762c244df 100644
--- a/packages/liblua54/build.sh
+++ b/packages/liblua54/build.sh
@@ -3,7 +3,7 @@ TERMUX_PKG_DESCRIPTION="Shared library for the Lua interpreter"
 TERMUX_PKG_LICENSE="MIT"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION=5.4.3
-TERMUX_PKG_REVISION=3
+TERMUX_PKG_REVISION=4
 TERMUX_PKG_SRCURL=https://www.lua.org/ftp/lua-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=f8612276169e3bfcbcfb8f226195bfc6e466fe13042f1076cbde92b7ec96bbfb
 TERMUX_PKG_EXTRA_MAKE_ARGS=linux-readline
diff --git a/packages/liblua54/lua54.subpackage.sh b/packages/liblua54/lua54.subpackage.sh
index 77e0e7412..38372518a 100644
--- a/packages/liblua54/lua54.subpackage.sh
+++ b/packages/liblua54/lua54.subpackage.sh
@@ -2,3 +2,26 @@ TERMUX_SUBPKG_INCLUDE="bin/ share/man/man1/"
 TERMUX_SUBPKG_DESCRIPTION="Simple, extensible, embeddable programming language"
 TERMUX_SUBPKG_DEPENDS="readline"
 
+termux_step_create_debscripts() {
+	cat <<- EOF > ./postinst
+	#!$TERMUX_PREFIX/bin/sh
+	if [ "$TERMUX_PACKAGE_FORMAT" = "pacman" ] || [ "\$1" = "configure" ] || [ "\$1" = "abort-upgrade" ]; then
+		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
+			update-alternatives --install \
+				$TERMUX_PREFIX/bin/lua lua $TERMUX_PREFIX/bin/lua5.4 140
+			update-alternatives --install \
+				$TERMUX_PREFIX/bin/luac luac $TERMUX_PREFIX/bin/luac5.4 140
+		fi
+	fi
+	EOF
+
+	cat <<- EOF > ./prerm
+	#!$TERMUX_PREFIX/bin/sh
+	if [ "$TERMUX_PACKAGE_FORMAT" = "pacman" ] || [ "\$1" != "upgrade" ]; then
+		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
+			update-alternatives --remove lua $TERMUX_PREFIX/bin/lua
+			update-alternatives --remove luac $TERMUX_PREFIX/bin/luac
+		fi
+	fi
+	EOF
+}