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# AST_GCC_ATTRIBUTE([attribute name])
AC_DEFUN([AST_GCC_ATTRIBUTE],
[
AC_MSG_CHECKING(checking for compiler 'attribute $1' support)
AC_COMPILE_IFELSE(
AC_LANG_PROGRAM([static int __attribute__(($1)) test(void) {}],
[]),
AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]),
AC_MSG_RESULT(no))
])
# AST_EXT_LIB_SETUP([package symbol name], [package friendly name], [package option name], [additional help text])
AC_DEFUN([AST_EXT_LIB_SETUP],
[
$1_DESCRIP="$2"
$1_OPTION="$3"
AC_ARG_WITH([$3], AC_HELP_STRING([--with-$3=PATH],[use $2 files in PATH $4]),[
case ${withval} in
n|no)
USE_$1=no
;;
y|ye|yes)
$1_MANDATORY="yes"
;;
*)
$1_DIR="${withval}"
$1_MANDATORY="yes"
;;
esac
])
PBX_$1=0
AC_SUBST([$1_LIB])
AC_SUBST([$1_INCLUDE])
AC_SUBST([PBX_$1])
])
# AST_EXT_LIB_CHECK([package symbol name], [package library name], [function to check], [package header], [additional LIB data])
AC_DEFUN([AST_EXT_LIB_CHECK],
[
if test "${USE_$1}" != "no"; then
pbxlibdir=""
if test "x${$1_DIR}" != "x"; then
if test -d ${$1_DIR}/lib; then
pbxlibdir="-L${$1_DIR}/lib"
else
pbxlibdir="-L${$1_DIR}"
fi
fi
AC_CHECK_LIB([$2], [$3], [AST_$1_FOUND=yes], [AST_$1_FOUND=no], ${pbxlibdir} $5)
if test "${AST_$1_FOUND}" = "yes"; then
$1_LIB="-l$2 $5"
$1_HEADER_FOUND="1"
if test "x${$1_DIR}" != "x"; then
$1_LIB="${pbxlibdir} ${$1_LIB}"
$1_INCLUDE="-I${$1_DIR}/include"
if test "x$4" != "x" ; then
AC_CHECK_HEADER([${$1_DIR}/include/$4], [$1_HEADER_FOUND=1], [$1_HEADER_FOUND=0] )
fi
else
if test "x$4" != "x" ; then
AC_CHECK_HEADER([$4], [$1_HEADER_FOUND=1], [$1_HEADER_FOUND=0] )
fi
fi
if test "x${$1_HEADER_FOUND}" = "x0" ; then
if test ! -z "${$1_MANDATORY}" ;
then
AC_MSG_NOTICE( ***)
AC_MSG_NOTICE( *** It appears that you do not have the $2 development package installed.)
AC_MSG_NOTICE( *** Please install it to include ${$1_DESCRIP} support, or re-run configure)
AC_MSG_NOTICE( *** without explicitly specifying --with-${$1_OPTION})
exit 1
fi
$1_LIB=""
$1_INCLUDE=""
PBX_$1=0
else
PBX_$1=1
AC_DEFINE_UNQUOTED([HAVE_$1], 1, [Define to indicate the ${$1_DESCRIP} library])
fi
elif test ! -z "${$1_MANDATORY}";
then
AC_MSG_NOTICE(***)
AC_MSG_NOTICE(*** The ${$1_DESCRIP} installation on this system appears to be broken.)
AC_MSG_NOTICE(*** Either correct the installation, or run configure)
AC_MSG_NOTICE(*** without explicitly specifying --with-${$1_OPTION})
exit 1
fi
fi
])
AC_DEFUN(
[AST_CHECK_GNU_MAKE], [AC_CACHE_CHECK(for GNU make, GNU_MAKE,
GNU_MAKE='Not Found' ;
GNU_MAKE_VERSION_MAJOR=0 ;
GNU_MAKE_VERSION_MINOR=0 ;
for a in make gmake gnumake ; do
if test -z "$a" ; then continue ; fi ;
if ( sh -c "$a --version" 2> /dev/null | grep GNU 2>&1 > /dev/null ) ; then
GNU_MAKE=$a ;
GNU_MAKE_VERSION_MAJOR=`$GNU_MAKE --version | grep "GNU Make" | cut -f3 -d' ' | cut -f1 -d'.'`
GNU_MAKE_VERSION_MINOR=`$GNU_MAKE --version | grep "GNU Make" | cut -f2 -d'.' | cut -c1-2`
break;
fi
done ;
) ;
if test "x$GNU_MAKE" = "xNot Found" ; then
AC_MSG_ERROR( *** Please install GNU make. It is required to build Asterisk!)
exit 1
fi
AC_SUBST([GNU_MAKE])
])
# AST_FUNC_FORK
# -------------
AN_FUNCTION([fork], [AST_FUNC_FORK])
AN_FUNCTION([vfork], [AST_FUNC_FORK])
AC_DEFUN([AST_FUNC_FORK],
[AC_REQUIRE([AC_TYPE_PID_T])dnl
AC_CHECK_HEADERS(vfork.h)
AC_CHECK_FUNCS(fork vfork)
if test "x$ac_cv_func_fork" = xyes; then
_AST_FUNC_FORK
else
ac_cv_func_fork_works=$ac_cv_func_fork
fi
if test "x$ac_cv_func_fork_works" = xcross; then
case $host in
*-*-amigaos* | *-*-msdosdjgpp* | *-*-uclinux* )
# Override, as these systems have only a dummy fork() stub
ac_cv_func_fork_works=no
;;
*)
ac_cv_func_fork_works=yes
;;
esac
AC_MSG_WARN([result $ac_cv_func_fork_works guessed because of cross compilation])
fi
ac_cv_func_vfork_works=$ac_cv_func_vfork
if test "x$ac_cv_func_vfork" = xyes; then
_AC_FUNC_VFORK
fi;
if test "x$ac_cv_func_fork_works" = xcross; then
ac_cv_func_vfork_works=$ac_cv_func_vfork
AC_MSG_WARN([result $ac_cv_func_vfork_works guessed because of cross compilation])
fi
if test "x$ac_cv_func_vfork_works" = xyes; then
AC_DEFINE(HAVE_WORKING_VFORK, 1, [Define to 1 if `vfork' works.])
else
AC_DEFINE(vfork, fork, [Define as `fork' if `vfork' does not work.])
fi
if test "x$ac_cv_func_fork_works" = xyes; then
AC_DEFINE(HAVE_WORKING_FORK, 1, [Define to 1 if `fork' works.])
fi
])# AST_FUNC_FORK
# _AST_FUNC_FORK
# -------------
AC_DEFUN([_AST_FUNC_FORK],
[AC_CACHE_CHECK(for working fork, ac_cv_func_fork_works,
[AC_RUN_IFELSE(
[AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
[
/* By Ruediger Kuhlmann. */
return fork () < 0;
])],
[ac_cv_func_fork_works=yes],
[ac_cv_func_fork_works=no],
[ac_cv_func_fork_works=cross])])]
)# _AST_FUNC_FORK
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