From 9469cda4247146587dfd386a17a99ef48c502dbe Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Thu, 7 May 2020 01:05:16 -0400
Subject: Use pkg-config

---
 CMakeLists.txt       | 10 ++++++++++
 lib/CMakeLists.txt   |  5 ++++-
 src/CMakeLists.txt   |  5 ++++-
 tests/CMakeLists.txt |  2 ++
 4 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 189100d..d2d1d89 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,7 @@
 cmake_minimum_required(VERSION 3.11)
 project(spm C)
 
+include(FindPkgConfig)
 include(CTest)
 include(CheckSymbolExists)
 
@@ -10,6 +11,15 @@ set(CMAKE_INSTALL_RPATH $ORIGIN/../lib)
 enable_testing()
 check_symbol_exists(strsep string.h HAVE_STRSEP)
 check_symbol_exists(reallocarray stdlib.h HAVE_REALLOCARRAY)
+pkg_check_modules(OpenSSL openssl>=1.1)
+pkg_check_modules(CURL libcurl>=7.0)
+find_program(RELOC reloc)
+find_program(TAR tar)
+find_program(WHICH which)
+find_program(FILE file)
+find_program(OBJDUMP objdump)
+find_program(RSYNC rsync)
+
 configure_file(${CMAKE_SOURCE_DIR}/config.h.in ${CMAKE_BINARY_DIR}/include/config.h)
 
 add_subdirectory(lib)
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 2185ef4..96147e1 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -1,6 +1,8 @@
 include_directories(
 	${CMAKE_SOURCE_DIR}/include
 	${CMAKE_BINARY_DIR}/include
+	${OpenSSL_INCLUDE_DIRS}
+	${CURL_INCLUDE_DIRS}
 )
 
 set(libspm_src
@@ -39,7 +41,8 @@ add_library(libspm SHARED $<TARGET_OBJECTS:libspm_obj>)
 add_library(libspm_static STATIC $<TARGET_OBJECTS:libspm_obj>)
 
 
-target_link_libraries(libspm crypto ssl curl)
+target_link_directories(libspm PUBLIC ${OpenSSL_LIBRARY_DIRS} ${CURL_LIBRARY_DIRS})
+target_link_libraries(libspm ${OpenSSL_LIBRARIES} ${CURL_LIBRARIES})
 if (LINUX)
 	target_link_libraries(libspm rt)
 endif()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 2bd023c..b8c042f 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,13 +1,16 @@
 include_directories(
 	${CMAKE_SOURCE_DIR}/include
 	${CMAKE_BINARY_DIR}/include
+	${OpenSSL_INCLUDE_DIRS}
+	${CURL_INCLUDE_DIRS}
 )
 
 add_executable(spm
 	spm.c
 )
 
-target_link_libraries(spm libspm crypto ssl curl)
+target_link_directories(spm PUBLIC ${OpenSSL_LIBRARY_DIRS} ${CURL_LIBRARY_DIRS})
+target_link_libraries(spm libspm ${OpenSSL_LIBRARIES} ${CURL_LIBRARIES})
 if (LINUX)
 	target_link_libraries(spm libspm rt)
 endif()
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index e4d069c..287c37f 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -1,6 +1,8 @@
 include_directories(
 		${CMAKE_SOURCE_DIR}/include
 		${CMAKE_BINARY_DIR}/include
+		${OpenSSL_INCLUDE_DIRS}
+		${CURL_INCLUDE_DIRS}
 )
 set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/tests)
 set(CTEST_BINARY_DIRECTORY ${PROJECT_BINARY_DIR}/tests)
-- 
cgit