CPack/DEB component dependency auto-discovery

Dependency auto-discovery can now be set per component

3 files changed, 101 insertions, 1 deletions

diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index 07545ae..35326a5 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -1010,7 +1010,8 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release
       set(DEB_TEST_NAMES "CPackComponentsDEB")
       set(DEB_CONFIGURATIONS_TO_TEST "components-lintian-dpkgdeb-checks"
                                      "components-description1"
-                                     "components-description2")
+                                     "components-description2"
+                                     "components-shlibdeps1")
       set(CPackGen "DEB")
       set(CPackRun_CPackGen "-DCPackGen=${CPackGen}")
 
diff --git a/Tests/CPackComponentsDEB/MyLibCPackConfig-components-shlibdeps1.cmake.in b/Tests/CPackComponentsDEB/MyLibCPackConfig-components-shlibdeps1.cmake.in
new file mode 100644
index 0000000..cfe6df5
--- /dev/null
+++ b/Tests/CPackComponentsDEB/MyLibCPackConfig-components-shlibdeps1.cmake.in
@@ -0,0 +1,24 @@
+#
+# Activate component packaging
+#
+
+if(CPACK_GENERATOR MATCHES "DEB")
+   set(CPACK_DEB_COMPONENT_INSTALL "ON")
+endif()
+
+#
+# Choose grouping way
+#
+#set(CPACK_COMPONENTS_ALL_GROUPS_IN_ONE_PACKAGE)
+#set(CPACK_COMPONENTS_GROUPING)
+set(CPACK_COMPONENTS_IGNORE_GROUPS 1)
+#set(CPACK_COMPONENTS_ALL_IN_ONE_PACKAGE 1)
+
+# we set shlibdeps to on
+set(CPACK_DEBIAN_PACKAGE_SHLIBDEPS ON)
+# except for the component "headers" that do not contain any binary.
+# the packaging will just fail if this does not work
+set(CPACK_DEBIAN_HEADERS_PACKAGE_SHLIBDEPS OFF)
+
+# Also libraries contains only a static library.
+set(CPACK_DEBIAN_LIBRARIES_PACKAGE_SHLIBDEPS OFF)
diff --git a/Tests/CPackComponentsDEB/RunCPackVerifyResult-components-shlibdeps1.cmake b/Tests/CPackComponentsDEB/RunCPackVerifyResult-components-shlibdeps1.cmake
new file mode 100644
index 0000000..79d8f0d
--- /dev/null
+++ b/Tests/CPackComponentsDEB/RunCPackVerifyResult-components-shlibdeps1.cmake
@@ -0,0 +1,75 @@
+if(NOT CPackComponentsDEB_SOURCE_DIR)
+  message(FATAL_ERROR "CPackComponentsDEB_SOURCE_DIR not set")
+endif()
+
+include(${CPackComponentsDEB_SOURCE_DIR}/RunCPackVerifyResult.cmake)
+
+
+
+# requirements
+
+# debian now produces lower case names
+set(expected_file_mask "${CPackComponentsDEB_BINARY_DIR}/MyLib-*.deb")
+set(expected_count 3)
+
+
+set(actual_output)
+run_cpack(actual_output
+          CPack_output
+          CPack_error
+          EXPECTED_FILE_MASK "${expected_file_mask}"
+          CONFIG_ARGS ${config_args}
+          CONFIG_VERBOSE ${config_verbose})
+
+message(STATUS "expected_count='${expected_count}'")
+message(STATUS "expected_file_mask='${expected_file_mask}'")
+message(STATUS "actual_output_files='${actual_output}'")
+
+if(NOT actual_output)
+  message(FATAL_ERROR "error: expected_files do not exist: CPackComponentsDEB test fails. (CPack_output=${CPack_output}, CPack_error=${CPack_error}")
+endif()
+
+list(LENGTH actual_output actual_count)
+message(STATUS "actual_count='${actual_count}'")
+if(NOT actual_count EQUAL expected_count)
+  message(FATAL_ERROR "error: expected_count=${expected_count} does not match actual_count=${actual_count}: CPackComponents test fails. (CPack_output=${CPack_output}, CPack_error=${CPack_error})")
+endif()
+
+
+# dpkg-deb checks for the summary of the packages
+find_program(DPKGDEB_EXECUTABLE dpkg-deb)
+if(DPKGDEB_EXECUTABLE)
+  set(dpkgdeb_output_errors_all)
+  foreach(_f IN LISTS actual_output)
+
+    # extracts the metadata from the package
+    run_dpkgdeb(dpkg_output
+                FILENAME ${_f}
+                )
+
+    dpkgdeb_return_specific_metaentry(dpkg_package_name
+                                      DPKGDEB_OUTPUT "${dpkg_output}"
+                                      METAENTRY "Package:")
+
+    message(STATUS "package='${dpkg_package_name}'")
+
+    if("${dpkg_package_name}" STREQUAL "mylib-applications")
+      # pass
+    elseif("${dpkg_package_name}" STREQUAL "mylib-headers")
+      # pass
+    elseif("${dpkg_package_name}" STREQUAL "mylib-libraries")
+      # pass
+    else()
+      set(dpkgdeb_output_errors_all ${dpkgdeb_output_errors_all}
+                                    "dpkg-deb: ${_f}: component name not found: ${dpkg_package_name}\n")
+    endif()
+
+  endforeach()
+
+
+  if(NOT "${dpkgdeb_output_errors_all}" STREQUAL "")
+    message(FATAL_ERROR "dpkg-deb checks failed:\n${dpkgdeb_output_errors_all}")
+  endif()
+else()
+  message("dpkg-deb executable not found - skipping dpkg-deb test")
+endif()