Newer
Older
dnl Explicitly include our m4 files first. Without these explicit inclusions
dnl aclocal will actually find and include them automatically, but before it
dnl does it might fully scan all other system installed m4 files. Doing this
dnl explicit inclusion also allows us to override definitions of macros done
dnl elsewhere in other packages with the ones done in our included files.
m4_include([m4/reentrant.m4])
m4_include([acinclude.m4])
dnl Version not hardcoded here. Fetched later from ares_version.h
AC_INIT([c-ares], [-],
[c-ares mailing list => http://cool.haxx.se/mailman/listinfo/c-ares])
AC_CONFIG_SRCDIR([ares_ipv6.h])
Daniel Stenberg
committed
AM_CONFIG_HEADER([config.h])
Dominick Meglio
committed
AM_MAINTAINER_MODE
dnl SED is mandatory for configure process and libtool.
dnl Set it now and prevent it from being changed later.
AC_PATH_PROG([SED], [sed], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
if test -z "$SED" || test "$SED" = "not_found"; then
AC_MSG_ERROR([sed not found in PATH. Cannot continue without sed.])
ac_cv_prog_sed="$SED"
ac_cv_prog_SED="$SED"
AC_SUBST([SED])
dnl GREP is mandatory for configure process and libtool.
dnl Set it now and prevent it from being changed later.
AC_PATH_PROG([GREP], [grep], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
if test -z "$GREP" || test "$GREP" = "not_found"; then
AC_MSG_ERROR([grep not found in PATH. Cannot continue without grep.])
fi
ac_cv_prog_grep="$GREP"
ac_cv_prog_GREP="$GREP"
AC_SUBST([GREP])
dnl EGREP is mandatory for configure process and libtool.
dnl Set it now and prevent it from being changed later.
if echo a | ($GREP -E '(a|b)') >/dev/null 2>&1; then
AC_MSG_CHECKING([for egrep])
EGREP="$GREP -E"
AC_MSG_RESULT([$EGREP])
else
AC_PATH_PROG([EGREP], [egrep], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
fi
if test -z "$EGREP" || test "$EGREP" = "not_found"; then
AC_MSG_ERROR([egrep not found in PATH. Cannot continue without egrep.])
fi
ac_cv_prog_egrep="$EGREP"
ac_cv_prog_EGREP="$EGREP"
AC_SUBST([EGREP])
dnl AR is mandatory for configure process and libtool.
dnl This is target dependant, so check it as a tool.
AC_PATH_TOOL([AR], [ar], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
if test -z "$AR" || test "$AR" = "not_found"; then
AC_MSG_ERROR([ar not found in PATH. Cannot continue without ar.])
dnl Fetch c-ares version from ares_version.h
VERSION=`$SED -ne 's/^#define ARES_VERSION_STR "\(.*\)"/\1/p' ${srcdir}/ares_version.h`
AM_INIT_AUTOMAKE([c-ares], [$VERSION])
AC_MSG_CHECKING([c-ares version])
AC_MSG_RESULT([$VERSION])
dnl
dnl Detect the canonical host and target build environment
dnl
AC_CANONICAL_HOST
dnl Get system canonical name
AC_DEFINE_UNQUOTED(OS, "${host}", [cpu-machine-OS])
Dominick Meglio
committed
AC_PROG_CC
Daniel Stenberg
committed
AM_PROG_CC_C_O
Dominick Meglio
committed
AC_PROG_INSTALL
dnl Our configure and build reentrant settings
CARES_CONFIGURE_REENTRANT
dnl check for how to do large files
AC_SYS_LARGEFILE
Dominick Meglio
committed
case $host_os in
solaris*)
AC_DEFINE(ETC_INET, 1, [if a /etc/inet dir is being used])
;;
Dominick Meglio
committed
esac
Dominick Meglio
committed
dnl ************************************************************
dnl Option to switch on debug options. This makes an assumption that
dnl this is built as an 'ares' subdir in the curl source tree. Subject for
dnl improval in the future!
dnl
AC_MSG_CHECKING([whether to enable debug options])
AC_ARG_ENABLE(debug,
AC_HELP_STRING([--enable-debug],[Enable pedantic debug options])
AC_HELP_STRING([--disable-debug],[Disable debug options]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
dnl when doing the debug stuff, use static library only
AC_DISABLE_SHARED
Dominick Meglio
committed
dnl the entire --enable-debug is a hack that lives and runs on top of
dnl libcurl stuff so this BUILDING_LIBCURL is not THAT much uglier
AC_DEFINE(BUILDING_LIBCURL, 1, [when building as static part of libcurl])
CPPFLAGS="$CPPFLAGS -DCURLDEBUG -I$srcdir/../include"
CFLAGS="$CFLAGS -g"
dnl set compiler "debug" options to become more picky, and remove
dnl optimize options from CFLAGS
CURL_CC_DEBUG_OPTS
;;
esac ],
AC_MSG_RESULT(no)
)
Dominick Meglio
committed
dnl skip libtool C++ and Fortran compiler checks
m4_ifdef([AC_PROG_CXX], [m4_undefine([AC_PROG_CXX])])
m4_ifdef([AC_PROG_CXXCPP], [m4_undefine([AC_PROG_CXXCPP])])
m4_defun([AC_PROG_CXXCPP],[true])
m4_ifdef([AC_PROG_F77], [m4_undefine([AC_PROG_F77])])
dnl skip libtool C++ and Fortran linker checks
m4_ifdef([AC_LIBTOOL_CXX], [m4_undefine([AC_LIBTOOL_CXX])])
m4_ifdef([AC_LIBTOOL_CXXCPP], [m4_undefine([AC_LIBTOOL_CXXCPP])])
m4_defun([AC_LIBTOOL_CXXCPP],[true])
m4_ifdef([AC_LIBTOOL_F77], [m4_undefine([AC_LIBTOOL_F77])])
dnl force libtool to build static libraries with PIC on AMD64-linux
AC_MSG_CHECKING([if arch-OS host is AMD64-linux (to build static libraries with PIC)])
AC_MSG_RESULT([yes])
with_pic=yes
;;
*)
AC_MSG_RESULT([no])
;;
esac
dnl libtool setup
AC_PROG_LIBTOOL
Daniel Stenberg
committed
AC_MSG_CHECKING([if we need -no-undefined])
case $host in
*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
Daniel Stenberg
committed
need_no_undefined=yes
;;
*)
need_no_undefined=no
;;
esac
AC_MSG_RESULT($need_no_undefined)
AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes)
dnl **********************************************************************
dnl check if this is the Intel ICC compiler, and if so make it stricter
dnl (convert warning 147 into an error) so that it properly can detect the
dnl gethostbyname_r() version
dnl **********************************************************************
CURL_DETECT_ICC([CFLAGS="$CFLAGS -we 147"])
dnl **********************************************************************
dnl platform/compiler/architecture specific checks/flags
dnl **********************************************************************
case $host in
#
x86_64*linux*)
#
dnl find out if icc is being used
if test "z$ICC" = "z"; then
CURL_DETECT_ICC
fi
#
Loading
Loading full blame…