cmake build: don't hardcode absolute paths in install DESTINATIONs

Fixes open-iscsi#683 > Currently, the CMakeLists.txt and *.conf_install.cmake.in files contain > absolute install paths, that is, not relative to ${CMAKE_INSTALL_PREFIX}. > This makes packaging this program unusually hard. Signed-off-by: Alain Zscheile <[email protected]>
fogti · Sep 5, 2022 · 1f5e492 · 1f5e492
1 parent 364ae61
commit 1f5e492
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Showing 3 changed files with 11 additions and 11 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required (VERSION 2.8 FATAL_ERROR)
+cmake_minimum_required (VERSION 3.0 FATAL_ERROR)
 project (tcmu-runner C)
 set(VERSION 1.5.4)
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror -Wall -Wdeclaration-after-statement -std=c99")
@@ -324,9 +324,9 @@ configure_file (
 install(SCRIPT logrotate.conf_install.cmake)
 
 install(FILES org.kernel.TCMUService1.service
-  DESTINATION /usr/share/dbus-1/system-services)
-install(FILES tcmu-runner.conf DESTINATION /etc/dbus-1/system.d)
+  DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/dbus-1/system-services)
+install(FILES tcmu-runner.conf DESTINATION ${CMAKE_INSTALL_FULL_SYSCONFDIR}/dbus-1/system.d)
 if (SUPPORT_SYSTEMD)
-  install(FILES tcmu-runner.service DESTINATION /usr/lib/systemd/system/)
+  install(FILES tcmu-runner.service DESTINATION ${CMAKE_INSTALL_PREFIX}/lib/systemd/system)
 endif (SUPPORT_SYSTEMD)
-install(FILES tcmu-runner.8 DESTINATION ${CMAKE_INSTALL_PREFIX}/share/man/man8)
+install(FILES tcmu-runner.8 DESTINATION ${CMAKE_INSTALL_MANDIR}/man8)
diff --git a/logrotate.conf_install.cmake.in b/logrotate.conf_install.cmake.in
@@ -1,4 +1,4 @@
-if (EXISTS "/etc/logrotate.d/tcmu-runner")
-	file(INSTALL "/etc/logrotate.d/tcmu-runner" DESTINATION "/etc/logrotate.d/tcmu-runner.bak" RENAME "tcmu-runner")
+if (EXISTS "${CMAKE_INSTALL_FULL_SYSCONFDIR}/logrotate.d/tcmu-runner")
+	file(RENAME "${CMAKE_INSTALL_FULL_SYSCONFDIR}/logrotate.d/tcmu-runner" "${CMAKE_INSTALL_FULL_SYSCONFDIR}/logrotate.d/tcmu-runner.bak")
 endif()
-file(INSTALL "${PROJECT_SOURCE_DIR}/logrotate.conf" DESTINATION "/etc/logrotate.d" RENAME "tcmu-runner")
+install(FILES "${PROJECT_SOURCE_DIR}/logrotate.conf" DESTINATION "${CMAKE_INSTALL_FULL_SYSCONFDIR}/logrotate.d" RENAME "tcmu-runner")
diff --git a/tcmu.conf_install.cmake.in b/tcmu.conf_install.cmake.in
@@ -1,4 +1,4 @@
-if (EXISTS "/etc/tcmu/tcmu.conf")
-	file(INSTALL "/etc/tcmu/tcmu.conf" DESTINATION "/etc/tcmu/" RENAME "tcmu.conf.old")
+if (EXISTS "${CMAKE_INSTALL_FULL_SYSCONFDIR}/tcmu/tcmu.conf")
+	file(RENAME "${CMAKE_INSTALL_FULL_SYSCONFDIR}/tcmu/tcmu.conf" "${CMAKE_INSTALL_FULL_SYSCONFDIR}/tcmu/tcmu.conf.old")
 endif()
-file(INSTALL "${PROJECT_SOURCE_DIR}/tcmu.conf" DESTINATION "/etc/tcmu/")
+install(FILES "${PROJECT_SOURCE_DIR}/tcmu.conf" DESTINATION "${CMAKE_INSTALL_FULL_SYSCONFDIR}/tcmu")