From f91466d2e620724afeaaa2e1666495a0ab0b1e5e Mon Sep 17 00:00:00 2001
From: "K.Kosako" <kkosako0@gmail.com>
Date: Mon, 25 Jul 2022 21:45:52 +0900
Subject: [PATCH] fix: #266: Incorrect libdir path when built with prefix

---
 CMakeLists.txt        | 6 ++++++
 onig-config.cmake.in  | 2 +-
 oniguruma.pc.cmake.in | 2 +-
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 43b7d42..03e068d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -166,6 +166,12 @@ configure_package_config_file(
     INSTALL_DESTINATION "${config_install_dir}"
 )
 
+if(CMAKE_INSTALL_LIBDIR MATCHES "^/")
+    set(onig_pkgconfig_libdir "${CMAKE_INSTALL_LIBDIR}")
+else()
+    set(onig_pkgconfig_libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
+endif()
+
 # Targets:
 #   * <prefix>/lib*/libonig.a
 #   * header location after install: <prefix>/include/
diff --git a/onig-config.cmake.in b/onig-config.cmake.in
index 108194e..0a8a702 100644
--- a/onig-config.cmake.in
+++ b/onig-config.cmake.in
@@ -29,7 +29,7 @@ fi
 
 prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
-libdir=${exec_prefix}/@CMAKE_INSTALL_LIBDIR@
+libdir=@onig_pkgconfig_libdir@
 includedir=${prefix}/include
 is_set_exec_prefix=no
 
diff --git a/oniguruma.pc.cmake.in b/oniguruma.pc.cmake.in
index fca6772..cb5b959 100644
--- a/oniguruma.pc.cmake.in
+++ b/oniguruma.pc.cmake.in
@@ -1,6 +1,6 @@
 prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
-libdir=${exec_prefix}/@CMAKE_INSTALL_LIBDIR@
+libdir=@onig_pkgconfig_libdir@
 includedir=${prefix}/include
 datarootdir=${prefix}/share
 datadir=${prefix}/share