mirror of
https://github.com/matrix-construct/construct
synced 2024-08-14 21:54:40 +02:00
137 lines
3.3 KiB
Plaintext
137 lines
3.3 KiB
Plaintext
AC_DEFUN([AC_DEFINE_DIR], [
|
|
test "x$prefix" = xNONE && prefix="$ac_default_prefix"
|
|
test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
|
|
last_ac_define_dir=`eval echo [$]$2`
|
|
ac_define_dir=`eval echo [$]last_ac_define_dir`
|
|
ac_define_dir_counter=0
|
|
while test "x[$]last_ac_define_dir" != "x[$]ac_define_dir"; do
|
|
last_ac_define_dir="[$]ac_define_dir"
|
|
ac_define_dir=`eval echo [$]last_ac_define_dir`
|
|
AS_VAR_ARITH([ac_define_dir_counter], [$ac_define_dir_counter + 1])
|
|
AS_VAR_IF([ac_define_dir_counter], [128],
|
|
[AC_MSG_ERROR([detected recusive directory expansion when expanding $1=[$]$2: [$]ac_define_dir])
|
|
break])
|
|
done
|
|
$1="$ac_define_dir"
|
|
AC_SUBST($1)
|
|
ifelse($3, ,
|
|
AC_DEFINE_UNQUOTED($1, "$ac_define_dir"),
|
|
AC_DEFINE_UNQUOTED($1, "$ac_define_dir", $3))
|
|
])
|
|
|
|
AC_DEFUN([AC_SUBST_DIR], [
|
|
ifelse($2,,,$1="[$]$2")
|
|
$1=`(
|
|
test "x$prefix" = xNONE && prefix="$ac_default_prefix"
|
|
test "x$exec_prefix" = xNONE && exec_prefix="${prefix}"
|
|
eval echo \""[$]$1"\"
|
|
)`
|
|
AC_SUBST($1)
|
|
])
|
|
|
|
dnl CHARYBDIS_C_GCC_TRY_FLAGS(<warnings>,<cachevar>)
|
|
AC_DEFUN([CHARYBDIS_C_GCC_TRY_FLAGS],[
|
|
AC_MSG_CHECKING([GCC flag(s) $1])
|
|
if test "${GCC-no}" = yes
|
|
then
|
|
AC_CACHE_VAL($2,[
|
|
oldcflags="${CXXFLAGS-}"
|
|
CXXFLAGS="${CXXFLAGS-} ${CWARNS} $1 -Werror"
|
|
AC_TRY_COMPILE([
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
int main(void);
|
|
],[
|
|
(void)strcmp("a","b"); fprintf(stdout,"test ok\n");
|
|
], [$2=yes], [$2=no])
|
|
CXXFLAGS="${oldcflags}"])
|
|
if test "x$$2" = xyes; then
|
|
CWARNS="${CWARNS}$1 "
|
|
AC_MSG_RESULT(ok)
|
|
else
|
|
$2=''
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
else
|
|
AC_MSG_RESULT(no, not using GCC)
|
|
fi
|
|
])
|
|
|
|
|
|
AC_DEFUN([RB_CHECK_TIMER_CREATE],[AC_CACHE_CHECK([for a working timer_create(CLOCK_REALTIME)],
|
|
[rb__cv_timer_create_works], [AC_TRY_RUN([
|
|
|
|
#ifdef HAVE_TIME_H
|
|
#include <time.h>
|
|
#endif
|
|
#ifdef HAVE_SIGNAL_H
|
|
#include <signal.h>
|
|
#endif
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
int main(int argc, char *argv[])
|
|
{
|
|
#if HAVE_TIMER_CREATE
|
|
struct sigevent ev;
|
|
timer_t timer;
|
|
ev.sigev_notify = SIGEV_SIGNAL;
|
|
ev.sigev_signo = SIGVTALRM;
|
|
if (timer_create(CLOCK_REALTIME, &ev, &timer) != 0) {
|
|
return 1;
|
|
}
|
|
#else
|
|
return 1;
|
|
#endif
|
|
return 0;
|
|
}
|
|
],
|
|
[rb__cv_timer_create_works=yes],
|
|
[rb__cv_timer_create_works=no],
|
|
[rb__cv_timer_create_works=no])
|
|
])
|
|
case $rb__cv_timer_create_works in
|
|
yes) AC_DEFINE([USE_TIMER_CREATE], 1,
|
|
[Define to 1 if we can use timer_create(CLOCK_REALTIME,...)]);;
|
|
esac
|
|
])
|
|
|
|
|
|
|
|
AC_DEFUN([RB_CHECK_TIMERFD_CREATE], [AC_CACHE_CHECK([for a working timerfd_create(CLOCK_REALTIME)],
|
|
[rb__cv_timerfd_create_works], [AC_TRY_RUN([
|
|
|
|
#ifdef HAVE_TIME_H
|
|
#include <time.h>
|
|
#endif
|
|
#ifdef HAVE_SIGNAL_H
|
|
#include <signal.h>
|
|
#endif
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_TIMERFD_H
|
|
#include <sys/timerfd.h>
|
|
#endif
|
|
int main(int argc, char *argv[])
|
|
{
|
|
#if defined(HAVE_TIMERFD_CREATE) && defined(HAVE_SYS_TIMERFD_H)
|
|
if (timerfd_create(CLOCK_REALTIME, 0) < 0) {
|
|
return 1;
|
|
}
|
|
#else
|
|
return 1;
|
|
#endif
|
|
return 0;
|
|
}
|
|
],
|
|
[rb__cv_timerfd_create_works=yes],
|
|
[rb__cv_timerfd_create_works=no],
|
|
[rb__cv_timerfd_create_works=no])
|
|
])
|
|
case $rb__cv_timerfd_create_works in
|
|
yes) AC_DEFINE([USE_TIMERFD_CREATE], 1,
|
|
[Define to 1 if we can use timerfd_create(CLOCK_REALTIME,...)]);;
|
|
esac
|
|
])
|