From 2a24068ec8b267d4b5fe90130b471bb2b2a85be8 Mon Sep 17 00:00:00 2001 From: Sebastian Pipping Date: Thu, 21 Sep 2023 17:24:43 +0200 Subject: [PATCH] CMake: Require a C99 compiler --- expat/CMakeLists.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/expat/CMakeLists.txt b/expat/CMakeLists.txt index d82d06d0..853b8f98 100644 --- a/expat/CMakeLists.txt +++ b/expat/CMakeLists.txt @@ -42,6 +42,9 @@ project(expat LANGUAGES C ) +set(CMAKE_C_STANDARD 99) +set(CMAKE_C_STANDARD_REQUIRED ON) +set(CMAKE_C_EXTENSIONS OFF) # i.e. -std=c99 rather than default -std=gnu99 set(PACKAGE_BUGREPORT "expat-bugs@libexpat.org") set(PACKAGE_NAME "expat")