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dnl AM_PATH_PILOT_LINK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for check, and define PILOT_CFLAGS and PILOT_LIBS
dnl
AC_DEFUN([AM_PATH_PILOT_LINK],
[
AC_ARG_WITH(pilot_link,
[ --with-pilot_link=PATH prefix where pilot-link is installed [default=auto]])
min_check_version=ifelse([$1], ,0.11.8,$1)
if test x$with_pilot_link = xno; then
ifelse([$3], , AC_MSG_ERROR([disabling pilot-link is not supported]), [$3])
else
if test "x$with_pilot_link" != x; then
PILOT_CFLAGS="-I$with_pilot_link/include"
PILOT_LIBS="-L$with_pilot_link/lib -Wl,-R$with_pilot_link/lib -lpisock"
else
PILOT_CFLAGS=""
PILOT_LIBS="-lpisock"
fi
ac_save_CFLAGS="$CFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$PILOT_CFLAGS $CFLAGS"
LIBS="$PILOT_LIBS $LIBS"
AC_CHECK_LIB(pisock,pi_socket,,AC_MSG_ERROR(You must have libpisock libraries installed.))
CFLAGS="$PILOT_CFLAGS $ac_save_CFLAGS"
LIBS="$PILOT_LIBS $ac_save_LIBS"
AC_MSG_CHECKING(for pilot-link >= $min_check_version)
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include <pi-version.h>
int main ()
{
int major, minor, micro;
char *tmp_version;
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_version = strdup("$min_check_version");
if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
printf("%s, bad version string\n", "$min_check_version");
return 1;
}
if ((PILOT_LINK_VERSION > major) ||
((PILOT_LINK_VERSION == major) && (PILOT_LINK_MAJOR > minor)) ||
((PILOT_LINK_VERSION == major) && (PILOT_LINK_MAJOR == minor) && (PILOT_LINK_MINOR >= micro)))
{
return 0;
}
else
{
printf("\n*** An old version of pilot-link (%d.%d.%d) was found.\n",
PILOT_LINK_VERSION, PILOT_LINK_MAJOR, PILOT_LINK_MINOR);
printf("*** You need a version of check being at least %d.%d.%d.\n", major, minor, micro);
printf("***\n");
}
return 1;
}
],, no_pilot_link=yes, [echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
if test "x$no_pilot_link" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
PILOT_CFLAGS=""
PILOT_LIBS=""
ifelse([$3], , AC_MSG_ERROR([pilot-link not found]), [$3])
fi
AC_SUBST(PILOT_CFLAGS)
AC_SUBST(PILOT_LIBS)
fi
])
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