CPack: enable setting default dir creation permissions

Introduces CPACK_DEFAULT_DIRECTORY_INSTALL_PERMISSIONS
variable which adds support for functionality introduced
by CMAKE_DEFAULT_DIRECTORY_INSTALL_PERMISSIONS variable.

Fixes #17333

# Conflicts:
#	Help/release/dev/cmake-default-dir-install-permissions.rst

6 files changed, 82 insertions, 0 deletions

diff --git a/Tests/RunCMake/CPack/RunCMakeTest.cmake b/Tests/RunCMake/CPack/RunCMakeTest.cmake
index b00e373..4b7f146 100644
--- a/Tests/RunCMake/CPack/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CPack/RunCMakeTest.cmake
@@ -7,6 +7,7 @@ include("${RunCMake_SOURCE_DIR}/CPackTestHelpers.cmake")
 run_cpack_test(CUSTOM_BINARY_SPEC_FILE "RPM" false "MONOLITHIC;COMPONENT")
 run_cpack_test(CUSTOM_NAMES "RPM;DEB;TGZ" true "COMPONENT")
 run_cpack_test(DEBUGINFO "RPM" true "COMPONENT")
+run_cpack_test_subtests(DEFAULT_PERMISSIONS "CMAKE_var_set;CPACK_var_set;both_set;invalid_CMAKE_var;invalid_CPACK_var" "RPM;DEB" false "MONOLITHIC;COMPONENT")
 run_cpack_test(DEPENDENCIES "RPM;DEB" true "COMPONENT")
 run_cpack_test(DIST "RPM" false "MONOLITHIC")
 run_cpack_test(EMPTY_DIR "RPM;DEB;TGZ" true "MONOLITHIC;COMPONENT")
diff --git a/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/ExpectedFiles.cmake b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/ExpectedFiles.cmake
new file mode 100644
index 0000000..9b8205b
--- /dev/null
+++ b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/ExpectedFiles.cmake
@@ -0,0 +1,6 @@
+if(${RunCMake_SUBTEST_SUFFIX} MATCHES "invalid_.*_var")
+  set(EXPECTED_FILES_COUNT "0")
+else()
+  set(EXPECTED_FILES_COUNT "1")
+  set(EXPECTED_FILE_CONTENT_1_LIST "/usr;/usr/foo;/usr/foo/CMakeLists.txt")
+endif()
diff --git a/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/VerifyResult.cmake b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/VerifyResult.cmake
new file mode 100644
index 0000000..16ebcdc
--- /dev/null
+++ b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/VerifyResult.cmake
@@ -0,0 +1,39 @@
+if(NOT ${RunCMake_SUBTEST_SUFFIX} MATCHES "invalid_.*_var")
+  if(GENERATOR_TYPE STREQUAL "RPM")
+    function(checkContentPermissions_ FILE REGEX)
+      execute_process(COMMAND ${RPM_EXECUTABLE} -qp --dump ${FILE}
+                  WORKING_DIRECTORY "${CPACK_TEMPORARY_DIRECTORY}"
+                  OUTPUT_VARIABLE PERMISSIONS_
+                  ERROR_QUIET
+                  OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+      if(NOT PERMISSIONS_ MATCHES "${REGEX}")
+        message(FATAL_ERROR "Permissions in '${FILE}'. Permissions: '${PERMISSIONS_}'")
+      endif()
+    endfunction()
+
+    if(${RunCMake_SUBTEST_SUFFIX} MATCHES "CMAKE_var_set")
+      checkContentPermissions_("${FOUND_FILE_1}"
+        "/usr/foo .*740 root root.*")
+    else()
+      checkContentPermissions_("${FOUND_FILE_1}"
+        "/usr/foo .*700 root root.*")
+    endif()
+  else() # DEB
+    function(checkContentPermissions_ FILE REGEX)
+      getPackageContent("${FILE}" PERMISSIONS_)
+
+      if(NOT PERMISSIONS_ MATCHES "${REGEX}")
+        message(FATAL_ERROR "Permissions in '${FILE}'. Permissions: '${PERMISSIONS_}'")
+      endif()
+    endfunction()
+
+    if(${RunCMake_SUBTEST_SUFFIX} MATCHES "CMAKE_var_set")
+      checkContentPermissions_("${FOUND_FILE_1}"
+        "drwxr----- root/root .* ./usr/\ndrwxr----- root/root .* ./usr/foo/\n.*")
+    else()
+      checkContentPermissions_("${FOUND_FILE_1}"
+        "drwx------ root/root .* ./usr/\ndrwx------ root/root .* ./usr/foo/\n.*")
+    endif()
+  endif()
+endif()
diff --git a/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/invalid_CMAKE_var-stderr.txt b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/invalid_CMAKE_var-stderr.txt
new file mode 100644
index 0000000..541763a
--- /dev/null
+++ b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/invalid_CMAKE_var-stderr.txt
@@ -0,0 +1 @@
+.*CPACK_INSTALL_DEFAULT_DIRECTORY_PERMISSIONS value is invalid.*
diff --git a/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/invalid_CPACK_var-stderr.txt b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/invalid_CPACK_var-stderr.txt
new file mode 100644
index 0000000..541763a
--- /dev/null
+++ b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/invalid_CPACK_var-stderr.txt
@@ -0,0 +1 @@
+.*CPACK_INSTALL_DEFAULT_DIRECTORY_PERMISSIONS value is invalid.*
diff --git a/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/test.cmake b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/test.cmake
new file mode 100644
index 0000000..afe9390
--- /dev/null
+++ b/Tests/RunCMake/CPack/tests/DEFAULT_PERMISSIONS/test.cmake
@@ -0,0 +1,34 @@
+if(${RunCMake_SUBTEST_SUFFIX} MATCHES "CMAKE_var_set" OR
+  ${RunCMake_SUBTEST_SUFFIX} MATCHES "both_set")
+
+  set(CMAKE_INSTALL_DEFAULT_DIRECTORY_PERMISSIONS
+      OWNER_READ
+      OWNER_WRITE
+      OWNER_EXECUTE
+      GROUP_READ
+    )
+endif()
+
+if(${RunCMake_SUBTEST_SUFFIX} MATCHES "invalid_CMAKE_var")
+  list(APPEND CMAKE_INSTALL_DEFAULT_DIRECTORY_PERMISSIONS "INVALID")
+endif()
+
+if(${RunCMake_SUBTEST_SUFFIX} MATCHES "CPACK_var_set" OR
+  ${RunCMake_SUBTEST_SUFFIX} MATCHES "both_set")
+
+  set(CPACK_INSTALL_DEFAULT_DIRECTORY_PERMISSIONS
+      OWNER_READ
+      OWNER_WRITE
+      OWNER_EXECUTE
+    )
+endif()
+
+if(${RunCMake_SUBTEST_SUFFIX} MATCHES "invalid_CPACK_var")
+  list(APPEND CPACK_INSTALL_DEFAULT_DIRECTORY_PERMISSIONS "INVALID")
+endif()
+
+install(FILES CMakeLists.txt DESTINATION foo COMPONENT test)
+
+if(PACKAGING_TYPE STREQUAL "COMPONENT")
+  set(CPACK_COMPONENTS_ALL test)
+endif()