# 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 -DNO_SYSLOG" 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]) ])