diff options
Diffstat (limited to 'sntp/m4/os_cflags.m4')
-rw-r--r-- | sntp/m4/os_cflags.m4 | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/sntp/m4/os_cflags.m4 b/sntp/m4/os_cflags.m4 new file mode 100644 index 0000000..2ac4ffc --- /dev/null +++ b/sntp/m4/os_cflags.m4 @@ -0,0 +1,104 @@ +dnl ###################################################################### +dnl Specify additional compile options based on the OS and the compiler +AC_DEFUN([NTP_OS_CFLAGS], [ + AC_MSG_CHECKING([additional compiler flags]) + # allow ntp_os_flags to be preset to skip this stuff + case "${ntp_os_cflags+set}" in + set) + ;; + *) + ntp_os_cflags= + case "$host_os" in + aix[[1-3]]*) + ;; + aix4.[[0-2]]*) + # turn on additional headers + ntp_os_cflags="-D_XOPEN_EXTENDED_SOURCE" + ;; + aix5.3*) + # avoid circular dependencies in yp headers, and more + ntp_os_cflags="-DHAVE_BAD_HEADERS -D_XOPEN_EXTENDED_SOURCE" + ntp_os_cflags="${ntp_os_cflags} -D_USE_IRS -D_MSGQSUPPORT" + ;; + aix*) + # XXX Only verified thru AIX6. + # aix7 seems to need a different XOPEN_SOURCE_EXTENDED thing. + # avoid circular dependencies in yp headers + # _XOPEN_SOURCE=500 = X/Open 5: POSIX 1995 + # _XOPEN_SOURCE=600 = X/Open 6: POSIX 2004 + # _XOPEN_SOURCE=700 = X/Open 7: POSIX 2008 + ntp_os_cflags="-DHAVE_BAD_HEADERS -D_XOPEN_SOURCE=600" + ntp_os_cflags="${ntp_os_cflags} -D_USE_IRS" + ;; + amigaos) + ntp_os_cflags="-DSYS_AMIGA" + ;; + darwin*|macosx*|rhapsody*) + ntp_os_cflags="-D_P1003_1B_VISIBLE" + ;; + hpux10.*) # at least for hppa2.0-hp-hpux10.20 + case "$GCC" in + yes) + ;; + *) + # use Ansi compiler on HPUX, and some -Wp magic + ntp_os_cflags="-Ae -Wp,-H18816" + ;; + esac + ntp_os_cflags="${ntp_os_cflags} -D_HPUX_SOURCE" + ;; + hpux*) + case "$GCC" in + yes) + ;; + *) + # use Ansi compiler on HPUX + ntp_os_cflags="-Ae" + esac + ntp_os_cflags="${ntp_os_cflags} -D_HPUX_SOURCE" + ;; + irix6*) + case "$CC" in + cc) + # do not use 64-bit compiler + ntp_os_cflags="-n32 -mips3 -Wl,-woff,84" + esac + ;; + nextstep3) + ntp_os_cflags="-posix" + ;; + solaris1*|solaris2.[[0-5]]|solaris2.5.*) + ;; + sunos[[34]]*|sunos5.[[0-5]]|sunos5.5.*) + ;; + solaris2*|sunos5*) + # turn on 64-bit file offset interface + ntp_os_cflags="-D_LARGEFILE64_SOURCE" + ;; + vxworks*) + case "$build" in + $host) + ;; + *) + # Quick and dirty sanity check + case "$VX_KERNEL" in + '') + AC_MSG_ERROR([See html/build/hints/vxworks.html]) + esac + ntp_os_cflags="-DSYS_VXWORKS" + esac + ;; + esac + esac + case "$ntp_os_flags" in + '') + ntp_os_cflags_msg="none needed" + ;; + *) + ntp_os_cflags_msg="$ntp_os_cflags" + esac + CFLAGS_NTP="$CFLAGS_NTP $ntp_os_cflags" + AC_MSG_RESULT([$ntp_os_cflags_msg]) + AS_UNSET([ntp_os_cflags_msg]) +]) +dnl ====================================================================== |