diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/configure.ac b/configure.ac index 63ff6a1ebd..298b72a381 100644 --- a/configure.ac +++ b/configure.ac @@ -78,8 +78,18 @@ AC_ARG_WITH([seccomp], [seccomp_found=$withval], [seccomp_found=auto]) +AC_ARG_ENABLE([c++20], + [AS_HELP_STRING([--enable-c++20], + [enable compilation in c++20 mode (disabled by default)])], + [use_cxx20=$enableval], + [use_cxx20=no]) + dnl Require C++17 compiler (no GNU extensions) +if test "$use_cxx20" = "no"; then AX_CXX_COMPILE_STDCXX([17], [noext], [mandatory]) +else +AX_CXX_COMPILE_STDCXX([20], [noext], [mandatory]) +fi dnl Check if -latomic is required for <std::atomic> CHECK_ATOMIC @@ -96,10 +106,8 @@ fi AC_PROG_OBJCXX ]) -dnl Since libtool 1.5.2 (released 2004-01-25), on Linux libtool no longer -dnl sets RPATH for any directories in the dynamic linker search path. -dnl See more: https://wiki.debian.org/RpathIssue -LT_PREREQ([1.5.2]) +dnl OpenBSD ships with 2.4.2 +LT_PREREQ([2.4.2]) dnl Libtool init checks. LT_INIT([pic-only win32-dll]) |