From 47e8f8003ee1c59e03b960f1d05f09d2c65104f1 Mon Sep 17 00:00:00 2001
From: dutor <440396+dutor@users.noreply.github.com>
Date: Mon, 16 Dec 2019 12:52:45 +0800
Subject: [PATCH] Added uninstall

---
 CMakeLists.txt                  | 18 +++++++++++++++---
 aux/self-extractable.sh.in      |  3 ++-
 scripts/CMakeLists.txt          |  2 ++
 scripts/nebula-gears-show-files | 18 ++++++++++++++++++
 scripts/nebula-gears-uninstall  | 21 +++++++++++++++++++++
 5 files changed, 58 insertions(+), 4 deletions(-)
 create mode 100755 scripts/nebula-gears-show-files
 create mode 100755 scripts/nebula-gears-uninstall

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9b10a98..53d525b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,6 @@
 cmake_minimum_required(VERSION 3.0)
 project("nebula-gears" CXX ASM)
 
-
 set(CMAKE_CXX_STANDARD 14)
 
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY lib)
@@ -37,14 +36,27 @@ configure_file(
     @ONLY
 )
 
+set(stage_dir "${CMAKE_BINARY_DIR}/stage")
+set(stage_install_prefix "${stage_dir}/${CMAKE_INSTALL_PREFIX}")
+set(share_dir "share/nebula-gears")
+set(installed_files_file "installed_files")
+
 add_custom_target(
     package
     COMMAND
-        make -s install DESTDIR=${CMAKE_BINARY_DIR}/stage
+        make -s install DESTDIR=${stage_dir}
+    COMMAND
+        mkdir -p ${stage_install_prefix}/${share_dir}
+    COMMAND
+        find ${stage_install_prefix} -type f -fprint ${stage_install_prefix}/${share_dir}/${installed_files_file}
+    COMMAND
+        find ${stage_install_prefix} -type f -fprint ${stage_install_prefix}/${share_dir}/${installed_files_file}
+    COMMAND
+        sed -i "s#${stage_install_prefix}/##" ${stage_install_prefix}/${share_dir}/${installed_files_file}
     COMMAND
         cp -f ${CMAKE_BINARY_DIR}/${package_name}-meta.sh ${package_name}.sh
     COMMAND
-        tar -cJf - -C ${CMAKE_BINARY_DIR}/stage/${CMAKE_INSTALL_PREFIX} . >> ${CMAKE_BINARY_DIR}/${package_name}.sh
+        tar -cJf - -C ${stage_install_prefix} . >> ${CMAKE_BINARY_DIR}/${package_name}.sh
     COMMAND
         chmod +x ${CMAKE_BINARY_DIR}/${package_name}.sh
 )
diff --git a/aux/self-extractable.sh.in b/aux/self-extractable.sh.in
index 4ae4568..34a97cf 100644
--- a/aux/self-extractable.sh.in
+++ b/aux/self-extractable.sh.in
@@ -16,10 +16,11 @@ hash xz &>/dev/null || { echo "xz: command not found"; exit 1; }
 hash lsb_release &>/dev/null || { echo "lsb_release: command not found"; exit 1; }
 
 mkdir -p $prefix
+
 [[ -w $prefix ]] || { echo "$prefix: No permission to write"; exit 1; }
 
 archive_offset=$(awk '/^__start_of_archive__$/{print NR+1; exit 0;}' $0)
-tail -n+$archive_offset $0 | tar --numeric-owner -xJf - -C $prefix
+tail -n+$archive_offset $0 | tar --no-same-owner --numeric-owner -xJf - -C $prefix
 
 echo "@package_name@ has been installed to $prefix"
 
diff --git a/scripts/CMakeLists.txt b/scripts/CMakeLists.txt
index ef1fe2a..d00a877 100644
--- a/scripts/CMakeLists.txt
+++ b/scripts/CMakeLists.txt
@@ -20,6 +20,8 @@ install(
         distro-name
         distro-fullname
         distro-version
+        nebula-gears-uninstall
+        nebula-gears-show-files
     PERMISSIONS
         OWNER_READ OWNER_WRITE OWNER_EXECUTE
         GROUP_READ GROUP_EXECUTE
diff --git a/scripts/nebula-gears-show-files b/scripts/nebula-gears-show-files
new file mode 100755
index 0000000..01ee3d4
--- /dev/null
+++ b/scripts/nebula-gears-show-files
@@ -0,0 +1,18 @@
+#! /usr/bin/env bash
+
+set -e
+set -o pipefail
+
+this_dir=$(dirname $(readlink -f $0))
+
+bin_dir_name=$(basename $this_dir)
+[[ $bin_dir_name = bin ]] || exit 1
+
+install_prefix=$(dirname $this_dir)
+share_dir=$install_prefix/share/nebula-gears
+installed_files_file=$share_dir/installed_files
+
+for file in $(cat $installed_files_file)
+do
+    echo $install_prefix/$file
+done
diff --git a/scripts/nebula-gears-uninstall b/scripts/nebula-gears-uninstall
new file mode 100755
index 0000000..adef732
--- /dev/null
+++ b/scripts/nebula-gears-uninstall
@@ -0,0 +1,21 @@
+#! /usr/bin/env bash
+
+set -e
+set -o pipefail
+
+this_dir=$(dirname $(readlink -f $0))
+
+bin_dir_name=$(basename $this_dir)
+[[ $bin_dir_name = bin ]] || exit 1
+
+install_prefix=$(dirname $this_dir)
+share_dir=$install_prefix/share/nebula-gears
+installed_files_file=$share_dir/installed_files
+
+for file in $(cat $installed_files_file)
+do
+    echo "Removing $install_prefix/$file"
+    rm -f $install_prefix/$file
+done
+
+echo "Done"