libreSSL/m4/check-os-options.m4
Brent Cook 5d8a1cf715 add initial CMake and Visual Studio build support
This moves the compatibility include files from include to
include/compat so we can use the awful MS C compiler
<../include/> trick to emulate the GNU #include_next extension.

This also removes a few old compat files we do not need anymore.
2015-07-21 12:08:18 -05:00

78 lines
2.2 KiB
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# This must be called before AC_PROG_CC
AC_DEFUN([CHECK_OS_OPTIONS], [
CFLAGS="$CFLAGS -Wall -std=gnu99 -fno-strict-aliasing"
case $host_os in
*aix*)
HOST_OS=aix
if test "`echo $CC | cut -d ' ' -f 1`" != "gcc" ; then
CFLAGS="-qnoansialias $USER_CFLAGS"
fi
AC_SUBST([PLATFORM_LDADD], ['-lperfstat -lpthread'])
;;
*cygwin*)
HOST_OS=cygwin
;;
*darwin*)
HOST_OS=darwin
HOST_ABI=macosx
;;
*freebsd*)
HOST_OS=freebsd
HOST_ABI=elf
AC_SUBST([PROG_LDADD], ['-lthr'])
;;
*hpux*)
HOST_OS=hpux;
if test "`echo $CC | cut -d ' ' -f 1`" = "gcc" ; then
CFLAGS="$CFLAGS -mlp64"
else
CFLAGS="-g -O2 +DD64 +Otype_safety=strong $USER_CFLAGS"
fi
CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=600 -D__STRICT_ALIGNMENT"
AC_SUBST([PLATFORM_LDADD], ['-lpthread'])
;;
*linux*)
HOST_OS=linux
HOST_ABI=elf
CPPFLAGS="$CPPFLAGS -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_SOURCE -D_GNU_SOURCE"
;;
*netbsd*)
HOST_OS=netbsd
CPPFLAGS="$CPPFLAGS -D_OPENBSD_SOURCE"
;;
*openbsd* | *bitrig*)
HOST_ABI=elf
AC_DEFINE([HAVE_ATTRIBUTE__BOUNDED__], [1], [OpenBSD gcc has bounded])
;;
*mingw*)
HOST_OS=win
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE -D_POSIX -D_POSIX_SOURCE -D__USE_MINGW_ANSI_STDIO"
CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_POSIX_THREAD_SAFE_FUNCTIONS"
CPPFLAGS="$CPPFLAGS -DWIN32_LEAN_AND_MEAN -D_WIN32_WINNT=0x0501"
CPPFLAGS="$CPPFLAGS -DOPENSSL_NO_SPEED"
CFLAGS="$CFLAGS -static-libgcc"
LDFLAGS="$LDFLAGS -static-libgcc"
AC_SUBST([PLATFORM_LDADD], ['-lws2_32'])
;;
*solaris*)
HOST_OS=solaris
HOST_ABI=elf
CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__ -D_XOPEN_SOURCE=600 -DBSD_COMP"
AC_SUBST([PLATFORM_LDADD], ['-lnsl -lsocket'])
;;
*) ;;
esac
AM_CONDITIONAL([HOST_AIX], [test x$HOST_OS = xaix])
AM_CONDITIONAL([HOST_CYGWIN], [test x$HOST_OS = xcygwin])
AM_CONDITIONAL([HOST_DARWIN], [test x$HOST_OS = xdarwin])
AM_CONDITIONAL([HOST_FREEBSD], [test x$HOST_OS = xfreebsd])
AM_CONDITIONAL([HOST_HPUX], [test x$HOST_OS = xhpux])
AM_CONDITIONAL([HOST_LINUX], [test x$HOST_OS = xlinux])
AM_CONDITIONAL([HOST_NETBSD], [test x$HOST_OS = xnetbsd])
AM_CONDITIONAL([HOST_SOLARIS], [test x$HOST_OS = xsolaris])
AM_CONDITIONAL([HOST_WIN], [test x$HOST_OS = xwin])
])