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authorRalf Habacker <ralf.habacker@freenet.de>2022-04-07 13:55:26 +0200
committerSimon McVittie <smcv@collabora.com>2022-04-21 13:51:55 +0000
commitfb5449e08f063f031bd3423a4c6af12ab5f492c6 (patch)
treebae6cb255a4965f4a175dbf06bdff739f0c094b3 /cmake
parentbbd3f90a8da990ff9a38761a0b5c2f467abdd84e (diff)
downloaddbus-fb5449e08f063f031bd3423a4c6af12ab5f492c6.tar.gz
cmake: Fix detecting -Wformat-* warnings for gcc
gcc expects -Wformat to be set along with these type of warnings. Signed-off-by: Ralf Habacker <ralf.habacker@freenet.de>
Diffstat (limited to 'cmake')
-rw-r--r--cmake/modules/Macros.cmake3
1 files changed, 3 insertions, 0 deletions
diff --git a/cmake/modules/Macros.cmake b/cmake/modules/Macros.cmake
index 04ee287d..c3c057e6 100644
--- a/cmake/modules/Macros.cmake
+++ b/cmake/modules/Macros.cmake
@@ -126,6 +126,9 @@ function(check_compiler_warning_flag _flag _result _cxx)
string(MAKE_C_IDENTIFIER "${_flag}" _varname)
# required to get errors
list(APPEND _flag -Werror)
+ if(_flag MATCHES "-Wformat-.*")
+ list(APPEND _flag -Wformat)
+ endif()
if (_cxx)
check_cxx_compiler_flag("${_flag}" HAVE_CXX_FLAG${_varname})
set(${_result} ${HAVE_CXX_FLAG${_varname}} PARENT_SCOPE)