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])
+ [c-ares mailing list: http://cool.haxx.se/mailman/listinfo/c-ares])
+XC_OVR_ZZ50
+XC_OVR_ZZ60
CARES_OVERRIDE_AUTOCONF
AC_CONFIG_SRCDIR([ares_ipv6.h])
-AM_CONFIG_HEADER([config.h ares_build.h])
+AC_CONFIG_HEADERS([ares_config.h ares_build.h])
+AC_CONFIG_MACRO_DIR([m4])
AM_MAINTAINER_MODE
CARES_CHECK_OPTION_DEBUG
CARES_CHECK_OPTION_OPTIMIZE
CARES_CHECK_OPTION_WARNINGS
+CARES_CHECK_OPTION_WERROR
CARES_CHECK_OPTION_CURLDEBUG
+CARES_CHECK_OPTION_SYMBOL_HIDING
-CARES_CHECK_PATH_SEPARATOR
+XC_CHECK_PATH_SEPARATOR
dnl SED is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
AC_SUBST([EGREP])
dnl AR is mandatory for configure process and libtool.
-dnl This is target dependant, so check it as a tool.
+dnl This is target dependent, so check it as a tool.
AC_PATH_TOOL([AR], [ar], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
if test -z "$AR" || test "$AR" = "not_found"; then
fi
AC_SUBST([AR])
-dnl Fetch c-ares version from ares_version.h
-VERSION=`$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 Remove non-configure distributed ares_build.h
+if test -f ${srcdir}/ares_build.h; then
+ rm -f ${srcdir}/ares_build.h
+fi
dnl
dnl Detect the canonical host and target build environment
dnl Get system canonical name
AC_DEFINE_UNQUOTED(OS, "${host}", [cpu-machine-OS])
-CARES_CHECK_PROG_CC
-AM_PROG_CC_C_O
-AC_PROG_INSTALL
+XC_CHECK_PROG_CC
+
+AM_INIT_AUTOMAKE
dnl This defines _ALL_SOURCE for AIX
CARES_CHECK_AIX_ALL_SOURCE
dnl Our configure and build reentrant settings
+CARES_CONFIGURE_THREAD_SAFE
CARES_CONFIGURE_REENTRANT
dnl check for how to do large files
;;
esac
-dnl support building of Windows DLLs
-AC_LIBTOOL_WIN32_DLL
-
-dnl force libtool to build static libraries with PIC on AMD64-Linux & FreeBSD
-AC_MSG_CHECKING([if arch-OS host is AMD64-Linux/FreeBSD (to build static libraries with PIC)])
-case $host in
- x86_64*linux*|amd64*freebsd*|ia64*freebsd*)
- AC_MSG_RESULT([yes])
- with_pic=yes
- ;;
- *)
- AC_MSG_RESULT([no])
- ;;
-esac
-
-dnl libtool setup
-AC_PROG_LIBTOOL
+XC_LIBTOOL
+
+#
+# Automake conditionals based on libtool related checks
+#
+
+AM_CONDITIONAL([CARES_LT_SHLIB_USE_VERSION_INFO],
+ [test "x$xc_lt_shlib_use_version_info" = 'xyes'])
+AM_CONDITIONAL([CARES_LT_SHLIB_USE_NO_UNDEFINED],
+ [test "x$xc_lt_shlib_use_no_undefined" = 'xyes'])
+AM_CONDITIONAL([CARES_LT_SHLIB_USE_MIMPURE_TEXT],
+ [test "x$xc_lt_shlib_use_mimpure_text" = 'xyes'])
+
+#
+# Due to libtool and automake machinery limitations of not allowing
+# specifying separate CPPFLAGS or CFLAGS when compiling objects for
+# inclusion of these in shared or static libraries, we are forced to
+# build using separate configure runs for shared and static libraries
+# on systems where different CPPFLAGS or CFLAGS are mandatory in order
+# to compile objects for each kind of library. Notice that relying on
+# the '-DPIC' CFLAG that libtool provides is not valid given that the
+# user might for example choose to build static libraries with PIC.
+#
+
+#
+# Make our Makefile.am files use the staticlib CPPFLAG only when strictly
+# targeting a static library and not building its shared counterpart.
+#
+
+AM_CONDITIONAL([USE_CPPFLAG_CARES_STATICLIB],
+ [test "x$xc_lt_build_static_only" = 'xyes'])
+
+#
+# Make staticlib CPPFLAG variable and its definition visible in output
+# files unconditionally, providing an empty definition unless strictly
+# targeting a static library and not building its shared counterpart.
+#
+
+CPPFLAG_CARES_STATICLIB=
+if test "x$xc_lt_build_static_only" = 'xyes'; then
+ CPPFLAG_CARES_STATICLIB='-DCARES_STATICLIB'
+fi
+AC_SUBST([CPPFLAG_CARES_STATICLIB])
dnl **********************************************************************
dnl platform/compiler/architecture specific checks/flags
CARES_SET_COMPILER_OPTIMIZE_OPTS
CARES_SET_COMPILER_WARNING_OPTS
-case $host in
+if test "$compiler_id" = "INTEL_UNIX_C"; then
#
- x86_64*linux*|amd64*freebsd*|ia64*freebsd*)
- #
- if test "$compiler_id" = "INTEL_UNIX_C"; then
- #
- if test "$compiler_num" -ge "900" &&
- test "$compiler_num" -lt "1000"; then
- dnl icc 9.X specific
- CFLAGS="$CFLAGS -i-dynamic"
- fi
- #
- if test "$compiler_num" -ge "1000"; then
- dnl icc 10.X or later
- CFLAGS="$CFLAGS -shared-intel"
- fi
- #
- fi
- ;;
+ if test "$compiler_num" -ge "1000"; then
+ dnl icc 10.X or later
+ CFLAGS="$CFLAGS -shared-intel"
+ elif test "$compiler_num" -ge "900"; then
+ dnl icc 9.X specific
+ CFLAGS="$CFLAGS -i-dynamic"
+ fi
#
-esac
+fi
CARES_CHECK_COMPILER_HALT_ON_ERROR
CARES_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE
-
-CARES_CHECK_NO_UNDEFINED
-AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes)
+CARES_CHECK_COMPILER_PROTOTYPE_MISMATCH
+CARES_CHECK_COMPILER_SYMBOL_HIDING
CARES_CHECK_CURLDEBUG
AM_CONDITIONAL(CURLDEBUG, test x$want_curldebug = xyes)
fi
ac_cv_func_strcasecmp="no"
-dnl socket lib?
-AC_CHECK_FUNC(connect, , [ AC_CHECK_LIB(socket, connect) ])
+CARES_CHECK_LIBS_CONNECT
dnl **********************************************************************
dnl In case that function clock_gettime with monotonic timer is available,
)
-dnl Default is to try the thread-safe versions of a few functions
-OPT_THREAD=on
-
-dnl detect AIX 4.3 or later
-AC_MSG_CHECKING([AIX 4.3 or later])
-AC_PREPROC_IFELSE([
-#if defined(_AIX) && defined(_AIX43)
-printf("just fine");
-#else
-#error "this is not AIX 4.3 or later"
-#endif
-],
- [ AC_MSG_RESULT([yes])
- RECENTAIX=yes
- OPT_THREAD=off ],
- [ AC_MSG_RESULT([no]) ]
-)
-
-AC_ARG_ENABLE(thread,dnl
-AC_HELP_STRING([--disable-thread],[don't look for thread-safe functions])
-AC_HELP_STRING([--enable-thread],[look for thread-safe functions]),
-[ case "$enableval" in
- no)
- OPT_THREAD=off
- AC_MSG_WARN(c-ares will not get built using thread-safe functions)
- ;;
- *)
- ;;
- esac
-]
-)
-
-if test X"$OPT_THREAD" = Xoff
-then
- AC_DEFINE(DISABLED_THREADSAFE, 1,
- [Set to explicitly specify we don't want to use thread-safe functions])
-fi
-
-dnl for recent AIX versions, we skip all the thread-safe checks above since
-dnl they claim a thread-safe libc using the standard API. But there are
-dnl some functions still not thread-safe. Check for these!
-
dnl Let's hope this split URL remains working:
dnl http://publibn.boulder.ibm.com/doc_link/en_US/a_doc_lib/aixprggd/ \
dnl genprogc/thread_quick_ref.htm
-if test "x$RECENTAIX" = "xyes"; then
-
- AC_DEFINE(_THREAD_SAFE, 1, [define this if you need it to compile thread-safe code])
-
-fi
-
dnl **********************************************************************
dnl Back to "normal" configuring
sys/ioctl.h \
sys/param.h \
sys/uio.h \
+ assert.h \
netdb.h \
netinet/in.h \
netinet/tcp.h \
net/if.h \
errno.h \
+ socket.h \
strings.h \
stdbool.h \
time.h \
CURL_CHECK_STRUCT_TIMEVAL
AC_CHECK_SIZEOF(size_t)
-AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
+AC_CHECK_SIZEOF(int)
+AC_CHECK_SIZEOF(short)
CARES_CONFIGURE_LONG
AC_CHECK_SIZEOF(time_t)
if test "xyes" = "x$longlong"; then
AC_MSG_CHECKING([if numberLL works])
- AC_COMPILE_IFELSE([long long val = 1000LL;],
- [AC_DEFINE(HAVE_LL, 1, [if your compiler supports LL])]
- AC_MSG_RESULT(yes),
- AC_MSG_RESULT(no)
- )
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ ]],[[
+ long long val = 1000LL;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ AC_DEFINE(HAVE_LL, 1, [if your compiler supports LL])
+ ],[
+ AC_MSG_RESULT([no])
+ ])
fi
CURL_CHECK_FUNC_SEND
CURL_CHECK_MSG_NOSIGNAL
+CARES_CHECK_FUNC_CLOSESOCKET
+CARES_CHECK_FUNC_CLOSESOCKET_CAMEL
+CARES_CHECK_FUNC_CONNECT
CARES_CHECK_FUNC_FCNTL
CARES_CHECK_FUNC_FREEADDRINFO
CARES_CHECK_FUNC_GETADDRINFO
+CARES_CHECK_FUNC_GETENV
CARES_CHECK_FUNC_GETHOSTBYADDR
CARES_CHECK_FUNC_GETHOSTBYNAME
CARES_CHECK_FUNC_GETHOSTNAME
CARES_CHECK_FUNC_GETSERVBYPORT_R
+CARES_CHECK_FUNC_INET_NET_PTON
CARES_CHECK_FUNC_INET_NTOP
CARES_CHECK_FUNC_INET_PTON
CARES_CHECK_FUNC_IOCTL
CARES_CHECK_FUNC_IOCTLSOCKET
CARES_CHECK_FUNC_IOCTLSOCKET_CAMEL
CARES_CHECK_FUNC_SETSOCKOPT
+CARES_CHECK_FUNC_SOCKET
CARES_CHECK_FUNC_STRCASECMP
CARES_CHECK_FUNC_STRCMPI
CARES_CHECK_FUNC_STRDUP
],[
AC_MSG_RESULT([yes])
eval "ac_cv_func_$func=yes"
- AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_$func]), [1],
+ AC_DEFINE_UNQUOTED(XC_SH_TR_CPP([HAVE_$func]), [1],
[Define to 1 if you have the $func function.])
],[
AC_MSG_RESULT([but still no])
])
-dnl Check for inet_net_pton
-AC_CHECK_FUNCS(inet_net_pton)
-dnl Again, some systems have it, but not IPv6
-if test "$ac_cv_func_inet_net_pton" = "yes" ; then
-AC_MSG_CHECKING(if inet_net_pton supports IPv6)
-AC_TRY_RUN(
- [
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_SOCKET_H
-#include <sys/socket.h>
-#endif
-#ifdef HAVE_NETINET_IN_H
-#include <netinet/in.h>
-#endif
-int main()
- {
- struct in6_addr addr6;
- if (inet_net_pton(AF_INET6, "::1", &addr6, sizeof(addr6)) < 1)
- exit(1);
- else
- exit(0);
- }
- ], [
- AC_MSG_RESULT(yes)
- AC_DEFINE_UNQUOTED(HAVE_INET_NET_PTON_IPV6,1,[Define to 1 if inet_net_pton supports IPv6.])
- ], AC_MSG_RESULT(no),AC_MSG_RESULT(no))
-fi
-
-
AC_CHECK_SIZEOF(struct in6_addr, ,
[
#undef inline
CARES_CHECK_OPTION_NONBLOCKING
CARES_CHECK_NONBLOCKING_SOCKET
+CARES_CONFIGURE_SYMBOL_HIDING
+
CARES_PRIVATE_LIBS="$LIBS"
AC_SUBST(CARES_PRIVATE_LIBS)
+CARES_CFLAG_EXTRAS=""
+if test X"$want_werror" = Xyes; then
+ CARES_CFLAG_EXTRAS="-Werror"
+fi
+AC_SUBST(CARES_CFLAG_EXTRAS)
+
dnl squeeze whitespace out of some variables
squeeze CFLAGS
squeeze CARES_PRIVATE_LIBS
+XC_CHECK_BUILD_FLAGS
+
AC_CONFIG_FILES([Makefile libcares.pc])
AC_OUTPUT