mirror of https://github.com/moparisthebest/curl
274 lines
7.0 KiB
Plaintext
274 lines
7.0 KiB
Plaintext
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#***************************************************************************
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# _ _ ____ _
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# Project ___| | | | _ \| |
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# / __| | | | |_) | |
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# | (__| |_| | _ <| |___
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# \___|\___/|_| \_\_____|
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#
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# Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
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#
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# This software is licensed as described in the file COPYING, which
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# you should have received as part of this distribution. The terms
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# are also available at http://curl.haxx.se/docs/copyright.html.
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#
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# You may opt to use, copy, modify, merge, publish, distribute and/or sell
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# copies of the Software, and permit persons to whom the Software is
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# furnished to do so, under the terms of the COPYING file.
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#
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# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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# KIND, either express or implied.
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#
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# $Id$
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#***************************************************************************
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# File version for 'aclocal' use. Keep it a single number.
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# serial 1
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dnl CURL_INCLUDES_STDLIB
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dnl -------------------------------------------------
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dnl Set up variable with list of headers that must be
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dnl included when stdlib.h is to be included.
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AC_DEFUN([CURL_INCLUDES_STDLIB], [
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curl_includes_stdlib="\
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/* includes start */
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_STDLIB_H
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# include <stdlib.h>
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#endif
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/* includes end */"
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AC_CHECK_HEADERS(
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sys/types.h stdlib.h,
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[], [], [$curl_includes_stdlib])
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])
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dnl CURL_INCLUDES_TIME
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dnl -------------------------------------------------
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dnl Set up variable with list of headers that must be
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dnl included when time.h is to be included.
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AC_DEFUN([CURL_INCLUDES_TIME], [
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AC_REQUIRE([AC_HEADER_TIME])dnl
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curl_includes_time="\
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/* includes start */
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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# ifdef TIME_WITH_SYS_TIME
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# include <time.h>
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# endif
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#else
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# ifdef HAVE_TIME_H
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# include <time.h>
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# endif
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#endif
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/* includes end */"
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AC_CHECK_HEADERS(
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sys/types.h sys/time.h time.h,
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[], [], [$curl_includes_time])
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])
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dnl CURL_CHECK_FUNC_GMTIME_R
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dnl -------------------------------------------------
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dnl Verify if gmtime_r is available, prototyped, can
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dnl be compiled and seems to work. If all of these are
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dnl true, and usage has not been previously disallowed
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dnl with shell variable curl_disallow_gmtime_r, then
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dnl HAVE_GMTIME_R will be defined.
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AC_DEFUN([CURL_CHECK_FUNC_GMTIME_R], [
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AC_REQUIRE([CURL_INCLUDES_TIME])dnl
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#
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tst_links_gmtime_r="unknown"
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tst_proto_gmtime_r="unknown"
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tst_compi_gmtime_r="unknown"
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tst_works_gmtime_r="unknown"
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tst_allow_gmtime_r="unknown"
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#
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AC_MSG_CHECKING([if gmtime_r can be linked])
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AC_LINK_IFELSE([
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AC_LANG_FUNC_LINK_TRY([gmtime_r])
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],[
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AC_MSG_RESULT([yes])
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tst_links_gmtime_r="yes"
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],[
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AC_MSG_RESULT([no])
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tst_links_gmtime_r="no"
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])
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#
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if test "$tst_links_gmtime_r" = "yes"; then
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AC_MSG_CHECKING([if gmtime_r is prototyped])
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AC_EGREP_CPP([gmtime_r],[
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$curl_includes_time
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],[
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AC_MSG_RESULT([yes])
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tst_proto_gmtime_r="yes"
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],[
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AC_MSG_RESULT([no])
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tst_proto_gmtime_r="no"
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])
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fi
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#
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if test "$tst_proto_gmtime_r" = "yes"; then
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AC_MSG_CHECKING([if gmtime_r is compilable])
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([[
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$curl_includes_time
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]],[[
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gmtime_r(0, 0);
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]])
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],[
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AC_MSG_RESULT([yes])
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tst_compi_gmtime_r="yes"
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],[
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AC_MSG_RESULT([no])
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tst_compi_gmtime_r="no"
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])
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fi
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#
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dnl only do runtime verification when not cross-compiling
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if test "x$cross_compiling" != "xyes" &&
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test "$tst_compi_gmtime_r" = "yes"; then
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AC_MSG_CHECKING([if gmtime_r seems to work])
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AC_RUN_IFELSE([
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AC_LANG_PROGRAM([[
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$curl_includes_time
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]],[[
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time_t local = 1170352587;
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struct tm *gmt = 0;
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struct tm result;
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gmt = gmtime_r(&local, &result);
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if(gmt)
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exit(0);
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else
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exit(1);
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]])
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],[
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AC_MSG_RESULT([yes])
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tst_works_gmtime_r="yes"
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],[
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AC_MSG_RESULT([no])
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tst_works_gmtime_r="no"
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])
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fi
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#
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if test "$tst_works_gmtime_r" != "no"; then
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AC_MSG_CHECKING([if gmtime_r usage allowed])
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if test "x$curl_disallow_gmtime_r" != "xyes"; then
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AC_MSG_RESULT([yes])
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tst_allow_gmtime_r="yes"
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else
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AC_MSG_RESULT([no])
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tst_allow_gmtime_r="no"
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fi
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fi
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#
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AC_MSG_CHECKING([if gmtime_r might be used])
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if test "$tst_links_gmtime_r" = "yes" &&
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test "$tst_proto_gmtime_r" = "yes" &&
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test "$tst_compi_gmtime_r" = "yes" &&
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test "$tst_allow_gmtime_r" = "yes" &&
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test "$tst_works_gmtime_r" != "no"; then
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AC_MSG_RESULT([yes])
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AC_DEFINE_UNQUOTED(HAVE_GMTIME_R, 1,
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[Define to 1 if you have a working gmtime_r function.])
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ac_cv_func_gmtime_r="yes"
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else
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AC_MSG_RESULT([no])
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ac_cv_func_gmtime_r="no"
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fi
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])
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dnl CURL_CHECK_FUNC_STRTOLL
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dnl -------------------------------------------------
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dnl Verify if strtoll is available, prototyped, and
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dnl can be compiled. If all of these are true, and
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dnl usage has not been previously disallowed with
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dnl shell variable curl_disallow_strtoll, then
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dnl HAVE_STRTOLL will be defined.
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AC_DEFUN([CURL_CHECK_FUNC_STRTOLL], [
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AC_REQUIRE([CURL_INCLUDES_STDLIB])dnl
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#
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tst_links_strtoll="unknown"
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tst_proto_strtoll="unknown"
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tst_compi_strtoll="unknown"
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tst_allow_strtoll="unknown"
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#
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AC_MSG_CHECKING([if strtoll can be linked])
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AC_LINK_IFELSE([
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AC_LANG_FUNC_LINK_TRY([strtoll])
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],[
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AC_MSG_RESULT([yes])
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tst_links_strtoll="yes"
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],[
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AC_MSG_RESULT([no])
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tst_links_strtoll="no"
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])
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#
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if test "$tst_links_strtoll" = "yes"; then
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AC_MSG_CHECKING([if strtoll is prototyped])
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AC_EGREP_CPP([strtoll],[
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$curl_includes_stdlib
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],[
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AC_MSG_RESULT([yes])
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tst_proto_strtoll="yes"
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],[
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AC_MSG_RESULT([no])
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tst_proto_strtoll="no"
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])
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fi
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#
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if test "$tst_proto_strtoll" = "yes"; then
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AC_MSG_CHECKING([if strtoll is compilable])
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([[
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$curl_includes_stdlib
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]],[[
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strtoll(0, 0, 0);
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]])
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],[
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AC_MSG_RESULT([yes])
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tst_compi_strtoll="yes"
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],[
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AC_MSG_RESULT([no])
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tst_compi_strtoll="no"
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])
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fi
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#
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if test "$tst_compi_strtoll" = "yes"; then
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AC_MSG_CHECKING([if strtoll usage allowed])
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if test "x$curl_disallow_strtoll" != "xyes"; then
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AC_MSG_RESULT([yes])
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tst_allow_strtoll="yes"
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else
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AC_MSG_RESULT([no])
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tst_allow_strtoll="no"
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fi
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fi
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#
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AC_MSG_CHECKING([if strtoll might be used])
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if test "$tst_links_strtoll" = "yes" &&
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test "$tst_proto_strtoll" = "yes" &&
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test "$tst_compi_strtoll" = "yes" &&
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test "$tst_allow_strtoll" = "yes"; then
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AC_MSG_RESULT([yes])
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AC_DEFINE_UNQUOTED(HAVE_STRTOLL, 1,
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[Define to 1 if you have the strtoll function.])
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ac_cv_func_strtoll="yes"
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else
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AC_MSG_RESULT([no])
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ac_cv_func_strtoll="no"
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fi
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])
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