Introduce ECMGeneratePkgConfigFile

A new module has been introduced to generate pkgconfig files from
cmake projects.

REVIEW: 119798

4 files changed, 67 insertions, 0 deletions

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 65de038e..69da6e6e 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -6,6 +6,7 @@ project(ECMTests C)
 
 add_subdirectory(ECMGenerateHeadersTest)
 add_subdirectory(ECMSetupVersionTest)
+add_subdirectory(ECMGeneratePkgConfigFile)
 
 # a macro for tests that have a simple format where the name matches the
 # directory and project
diff --git a/tests/ECMGeneratePkgConfigFile/CMakeLists.txt b/tests/ECMGeneratePkgConfigFile/CMakeLists.txt
new file mode 100644
index 00000000..9f407cb0
--- /dev/null
+++ b/tests/ECMGeneratePkgConfigFile/CMakeLists.txt
@@ -0,0 +1,6 @@
+set(MODULES_DIR "${extra-cmake-modules_SOURCE_DIR}/modules")
+configure_file(run_test.cmake.config "${CMAKE_CURRENT_BINARY_DIR}/run_test.cmake" @ONLY)
+
+add_test(
+    NAME ECMGenerateHeaders
+    COMMAND ${CMAKE_COMMAND} -P "${CMAKE_CURRENT_BINARY_DIR}/run_test.cmake")
diff --git a/tests/ECMGeneratePkgConfigFile/KF5CoreAddons.pc b/tests/ECMGeneratePkgConfigFile/KF5CoreAddons.pc
new file mode 100644
index 00000000..68e0004d
--- /dev/null
+++ b/tests/ECMGeneratePkgConfigFile/KF5CoreAddons.pc
@@ -0,0 +1,6 @@
+
+Name: KF5CoreAddons
+Version: 5.43
+Libs: -L/usr/lib -lKF5CoreAddons
+Cflags: -I/usr/KCoreAddons 
+Requires: Qt5Core
diff --git a/tests/ECMGeneratePkgConfigFile/run_test.cmake.config b/tests/ECMGeneratePkgConfigFile/run_test.cmake.config
new file mode 100644
index 00000000..dad4369b
--- /dev/null
+++ b/tests/ECMGeneratePkgConfigFile/run_test.cmake.config
@@ -0,0 +1,54 @@
+set(CMAKE_MODULE_PATH "@MODULES_DIR@")
+set(CMAKE_CURRENT_SOURCE_DIR "@CMAKE_CURRENT_SOURCE_DIR@")
+set(CMAKE_CURRENT_BINARY_DIR "@CMAKE_CURRENT_BINARY_DIR@")
+
+set(CMAKE_INSTALL_PREFIX "/usr")
+
+include(ECMGeneratePkgConfigFile)
+include(ECMSetupVersion)
+include(CMakeParseArguments)
+
+
+function (compare_files)
+    set(options)
+    set(oneValueArgs GENERATED ORIGINALS)
+    set(multiValueArgs)
+    cmake_parse_arguments(CF "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+    list(LENGTH CF_GENERATED count)
+    foreach(i RANGE ${count})
+        list(GET CF_GENERATED 0 generated_file)
+        if (NOT EXISTS "${generated_file}")
+            message(FATAL_ERROR "${generated_file} was not generated")
+        endif()
+        file(READ "${generated_file}" file_contents)
+        string(STRIP "${file_contents}" file_contents)
+
+        list(GET CF_ORIGINALS 0 original_file)
+        if (NOT EXISTS "${original_file}")
+            message(FATAL_ERROR "Original ${original_file} was not found")
+        endif()
+        file(READ "${original_file}" original_contents)
+        string(STRIP "${original_contents}" original_contents)
+
+        if(NOT original_contents STREQUAL file_contents)
+            message(FATAL_ERROR "Different files: ${original_file} ${generated_file}")
+        endif()
+    endforeach()
+endfunction()
+
+###########################################################
+
+
+ecm_setup_version(5.43 VARIABLE_PREFIX KCOREADDONS
+                VERSION_HEADER "${CMAKE_CURRENT_BINARY_DIR}/kcoreaddons_version.h"
+                PACKAGE_VERSION_FILE "${CMAKE_CURRENT_BINARY_DIR}/KF5CoreAddonsConfigVersion.cmake"
+                SOVERSION 5)
+
+message(STATUS "Test 1: no optional arguments")
+set(origfiles "${CMAKE_CURRENT_SOURCE_DIR}/KF5CoreAddons.pc")
+
+ecm_generate_pkgconfig_file(BASE_NAME KF5CoreAddons DEPS Qt5Core INCLUDE_INSTALL_DIR /usr/KCoreAddons FILENAME_VAR OutputFile)
+
+compare_files(GENERATED ${OutputFile}
+              ORIGINALS ${origfiles})
+file(REMOVE ${OutputFile})