diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 72 |
1 files changed, 46 insertions, 26 deletions
@@ -164,6 +164,33 @@ trytypesize() { echo " ... $type_size" } +tryrtlib () { + echo "Checking whether system has $3..." + if $CC_AUTO $CPPFLAGS_AUTO $CFLAGS_AUTO -c -o try$2.o src/sysdeps/try$2.c 2>/dev/null ; then + if $CC_AUTO $CFLAGS_AUTO $LDFLAGS_AUTO -o /dev/null try$2.o 2>/dev/null ; then + rm -f try$2.o + eval "$1=" + echo " ... yes" + return 0 + elif $CC_AUTO $CFLAGS_AUTO $LDFLAGS_AUTO -o /dev/null try$2.o -lrt 2>/dev/null ; then + rm -f try$2.o + eval "$1=-lrt" + echo " ... yes, with -lrt" + rm -f try$1.o + return 0 + else + rm -f try$2.o + eval "$1=" + echo " ... no" + return 1 + fi + else + eval "$1=" + echo " ... no" + return 1 + fi +} + # Actual script CC_AUTO= @@ -410,46 +437,40 @@ EOF rm -f trylsock.o echo "$socket_lib" > $sysdeps/socket.lib - echo "Checking whether clock functions are available..." - rt_lib= - if $CC_AUTO $CPPFLAGS_AUTO $CFLAGS_AUTO -c -o tryclockrt.o src/sysdeps/tryclockrt.c 2>/dev/null ; then - if $CC_AUTO $CFLAGS_AUTO $LDFLAGS_AUTO -o /dev/null tryclockrt.o 2>/dev/null ; then - hasclock=true - echo " ... yes" - elif $CC_AUTO $CFLAGS_AUTO $LDFLAGS_AUTO -o /dev/null tryclockrt.o -lrt 2>/dev/null ; then - hasclock=true - echo " ... yes, with -lrt" - rt_lib=-lrt - else - hasclock=false - fi - rm -f tryclockrt.o - else - hasclock=false - fi - echo "$rt_lib" > $sysdeps/rt.lib + hasclock=true + tryrtlib clock_lib clockrt 'clock_gettime()' || hasclock=false if $clockrt ; then - echo "$rt_lib" > $sysdeps/sysclock.lib - echo "$rt_lib" > $sysdeps/tainnow.lib + echo "$clock_lib" > $sysdeps/sysclock.lib + echo "$clock_lib" > $sysdeps/tainnow.lib else echo > $sysdeps/sysclock.lib if $clockmon ; then - echo "$rt_lib" > $sysdeps/tainnow.lib + echo "$clock_lib" > $sysdeps/tainnow.lib else echo > $sysdeps/tainnow.lib fi fi if $hasclock ; then - rm -f tryclockrt echo 'clockrt: yes' >> $sysdeps/sysdeps echo "#define ${package_macro_name}_HASCLOCKRT" >> $sysdeps/sysdeps.h - choose cl clockmon CLOCKMON CLOCK_MONOTONIC $rt_lib + choose cl clockmon CLOCKMON CLOCK_MONOTONIC $clock_lib else echo 'clockrt: no' >> $sysdeps/sysdeps echo "#undef ${package_macro_name}_HASCLOCKRT" >> $sysdeps/sysdeps.h - echo ' ... no' fi + hasspawn=true + tryrtlib spawn_lib posixspawn 'posix_spawn()' || hasspawn=false + echo "$spawn_lib" > $sysdeps/spawn.lib + if $hasspawn ; then + echo 'posixspawn: yes' >> $sysdeps/sysdeps + echo "#define ${package_macro_name}_HASPOSIXSPAWN" >> $sysdeps/sysdeps.h + else + echo 'posixspawn: no' >> $sysdeps/sysdeps + echo "#undef ${package_macro_name}_HASPOSIXSPAWN" >> $sysdeps/sysdeps.h + fi + + echo "Checking system endianness..." $CC_AUTO $CPPFLAGS_AUTO $CFLAGS_AUTO -o tryendianness src/sysdeps/tryendianness.c endianness=$(./tryendianness) || fail "$0: unable to determine endianness" @@ -480,7 +501,6 @@ EOF choose cl openat OPENAT 'openat()' choose cl linkat LINKAT 'linkat()' choose clr pipe2 PIPE2 'pipe2()' - choose cl posixspawn POSIXSPAWN 'posix_spawn()' $rt_lib choose clr ppoll PPOLL 'ppoll()' choose cl revoke REVOKE 'revoke()' choose cl sendfile SENDFILE 'sendfile()' @@ -538,7 +558,7 @@ sproot := $sproot home := $home exthome := ${exthome} ipv6 := ${ipv6} -RT_LIB := ${rt_lib} +SPAWN_LIB := ${spawn_lib} SOCKET_LIB := ${socket_lib} SYSCLOCK_LIB := ${sysclock_lib} TAINNOW_LIB := ${tainnow_lib} |