Adding upstream version 5.4.1.upstream/5.4.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 49 insertions, 0 deletions

diff --git a/cmake/tuklib_common.cmake b/cmake/tuklib_common.cmake
new file mode 100644
index 0000000..088a3cb
--- /dev/null
+++ b/cmake/tuklib_common.cmake
@@ -0,0 +1,49 @@
+#
+# tuklib_common.cmake - common functions and macros for tuklib_*.cmake files
+#
+# Author: Lasse Collin
+#
+# This file has been put into the public domain.
+# You can do whatever you want with this file.
+#
+
+function(tuklib_add_definitions TARGET_OR_ALL DEFINITIONS)
+    # DEFINITIONS may be an empty string/list but it's fine here. There is
+    # no need to quote ${DEFINITIONS} as empty arguments are fine here.
+    if(TARGET_OR_ALL STREQUAL "ALL")
+        add_compile_definitions(${DEFINITIONS})
+    else()
+        target_compile_definitions("${TARGET_OR_ALL}" PRIVATE ${DEFINITIONS})
+    endif()
+endfunction()
+
+function(tuklib_add_definition_if TARGET_OR_ALL VAR)
+    if(${VAR})
+        tuklib_add_definitions("${TARGET_OR_ALL}" "${VAR}")
+    endif()
+endfunction()
+
+# This is an over-simplified version of AC_USE_SYSTEM_EXTENSIONS in Autoconf
+# or gl_USE_SYSTEM_EXTENSIONS in gnulib.
+macro(tuklib_use_system_extensions TARGET_OR_ALL)
+    if(NOT WIN32)
+        # FIXME? The Solaris-specific __EXTENSIONS__ should be conditional
+        #        even on Solaris. See gnulib: git log m4/extensions.m4.
+        # FIXME? gnulib and autoconf.git has lots of new stuff.
+        tuklib_add_definitions("${TARGET_OR_ALL}"
+            _GNU_SOURCE
+            __EXTENSIONS__
+            _POSIX_PTHREAD_SEMANTICS
+            _TANDEM_SOURCE
+            _ALL_SOURCE
+        )
+
+        list(APPEND CMAKE_REQUIRED_DEFINITIONS
+            -D_GNU_SOURCE
+            -D__EXTENSIONS__
+            -D_POSIX_PTHREAD_SEMANTICS
+            -D_TANDEM_SOURCE
+            -D_ALL_SOURCE
+        )
+    endif()
+endmacro()