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-rw-r--r--cmake/tuklib_progname.cmake19
1 files changed, 19 insertions, 0 deletions
diff --git a/cmake/tuklib_progname.cmake b/cmake/tuklib_progname.cmake
new file mode 100644
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--- /dev/null
+++ b/cmake/tuklib_progname.cmake
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+#
+# tuklib_progname.cmake - see tuklib_progname.m4 for description and comments
+#
+# Author: Lasse Collin
+#
+# This file has been put into the public domain.
+# You can do whatever you want with this file.
+#
+
+include(${CMAKE_CURRENT_LIST_DIR}/tuklib_common.cmake)
+include(CheckSymbolExists)
+
+function(tuklib_progname TARGET_OR_ALL)
+ # NOTE: This glibc extension requires _GNU_SOURCE.
+ check_symbol_exists(program_invocation_name errno.h
+ HAVE_DECL_PROGRAM_INVOCATION_NAME)
+ tuklib_add_definition_if(${TARGET_OR_ALL}
+ HAVE_DECL_PROGRAM_INVOCATION_NAME)
+endfunction()