From f58de40f2e8bd8958e72731892027f0a13612d3c Mon Sep 17 00:00:00 2001
From: Aditya Alok <dev.aditya.alok@gmail.com>
Date: Sat, 12 Mar 2022 10:51:12 +0530
Subject: [PATCH] feat(build-package.sh): create debscripts for haskell
 packages

Signed-off-by: Aditya Alok <dev.aditya.alok@gmail.com>
---
 build-package.sh | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/build-package.sh b/build-package.sh
index 5ef4b188e..faf84cdb2 100755
--- a/build-package.sh
+++ b/build-package.sh
@@ -268,14 +268,24 @@ termux_step_post_massage() {
 	return
 }
 
-# Create debscripts for haskell packages. This only executes for haskell lib packages.
-# shellcheck source=scripts/build/haskell-build/termux_create_haskell_debscripts.sh
-source "$TERMUX_SCRIPTDIR/scripts/build/haskell-build/termux_create_haskell_debscripts.sh"
-
 # Hook function to create {pre,post}install, {pre,post}rm-scripts and similar
 termux_step_create_debscripts() {
-	# This function is written here as it will allow overriding from build.sh.
-	termux_create_haskell_debscripts
+	# Create debscripts for haskell packages.
+	if ls "${TERMUX_PKG_SRCDIR}"/*.cabal &>/dev/null && [ "${TERMUX_PKG_IS_HASKELL_LIB}" = true ]; then
+		cat <<-EOF >./postinst
+			#!${TERMUX_PREFIX}/bin/sh
+				sh ${TERMUX_PREFIX}/share/haskell/register/${TERMUX_PKG_NAME}.sh
+		EOF
+
+		cat <<-EOF >./prerm
+			#!${TERMUX_PREFIX}/bin/sh
+			if  [ "${TERMUX_PACKAGE_FORMAT}" = "pacman" ] || [ "\$1" = "remove" ] || [ "\$1" = "update" ]; then
+					sh ${TERMUX_PREFIX}/share/haskell/unregister/${TERMUX_PKG_NAME}.sh
+			fi
+		EOF
+	else
+		return 0
+	fi
 }
 
 # Convert Debian maintainer scripts into pacman-compatible installation hooks.