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David Shaw's updated version:

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It now properly handles code that uses curl_free() (since not all versions of
curl have it), and also fixes a few problems when detecting libcurl on MinGW,
and a linker problem on OSX Panther.
This commit is contained in:
Daniel Stenberg 2005-06-22 06:58:11 +00:00
parent 93558c4299
commit c73f8e835f
1 changed files with 33 additions and 12 deletions
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45
docs/libcurl/libcurl.m4
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@ -1,7 +1,7 @@
# LIBCURL_CHECK_CONFIG ([DEFAULT-ACTION], [MINIMUM-VERSION],
# [ACTION-IF-YES], [ACTION-IF-NO])
# ----------------------------------------------------------
# David Shaw <dshaw@jabberwocky.com> Jan-23-2005
# David Shaw <dshaw@jabberwocky.com> Jun-21-2005
#
# Checks for libcurl. DEFAULT-ACTION is the string yes or no to
# specify whether to default to --with-libcurl or --without-libcurl.
@ -32,13 +32,7 @@
# found is after version 7.7.2, the first version that included the
# curl-config script. Note that it is very important for people
# packaging binary versions of libcurl to include this script!
# Without curl-config, we can only make educated guesses as to what
# protocols are available. Specifically, we assume that all of HTTP,
# FTP, GOPHER, FILE, TELNET, LDAP, and DICT exist, and (if SSL exists)
# HTTPS is present. All of these protocols existed when libcurl was
# first created in version 7, so this is a safe assumption. If the
# version is 7.11.0 or later, FTPS is assumed to be present as well.
# FTPS existed before then, but was not yet fully standards compliant.
# Without curl-config, we can only guess what protocols are available.
AC_DEFUN([LIBCURL_CHECK_CONFIG],
[
@ -103,6 +97,15 @@ AC_DEFUN([LIBCURL_CHECK_CONFIG],
fi
if test x"$LIBCURL" = "x" ; then
LIBCURL=`$_libcurl_config --libs`
# This is so silly, but Apple actually has a bug in their
# curl-config script. Fixed in Tiger, but there are still
# lots of Panther installs around.
case "${host}" in
powerpc-apple-darwin7*)
LIBCURL=`echo $LIBCURL | sed -e 's|-arch i386||g'`
;;
esac
fi
# All curl-config scripts support --feature
@ -130,8 +133,8 @@ AC_DEFUN([LIBCURL_CHECK_CONFIG],
[
_libcurl_save_cppflags=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $LIBCURL_CPPFLAGS"
_libcurl_save_ldflags=$LDFLAGS
LDFLAGS="$LDFLAGS $LIBCURL"
_libcurl_save_libs=$LIBS
LIBS="$LIBS $LIBCURL"
AC_LINK_IFELSE(AC_LANG_PROGRAM([#include <curl/curl.h>],[
/* Try and use a few common options to force a failure if we are
@ -147,12 +150,30 @@ x=CURLOPT_VERBOSE;
]),libcurl_cv_lib_curl_usable=yes,libcurl_cv_lib_curl_usable=no)
CPPFLAGS=$_libcurl_save_cppflags
LDFLAGS=$_libcurl_save_ldflags
LIBS=$_libcurl_save_libs
unset _libcurl_save_cppflags
unset _libcurl_save_ldflags
unset _libcurl_save_libs
])
if test $libcurl_cv_lib_curl_usable = yes ; then
# Does curl_free() exist in this version of libcurl?
# If not, fake it with free()
_libcurl_save_cppflags=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $LIBCURL_CPPFLAGS"
_libcurl_save_libs=$LIBS
LIBS="$LIBS $LIBCURL"
AC_CHECK_FUNC(curl_free,,
AC_DEFINE(curl_free,free,
[Define curl_free() as free() if our version of curl lacks curl_free.]))
CPPFLAGS=$_libcurl_save_cppflags
LIBS=$_libcurl_save_libs
unset _libcurl_save_cppflags
unset _libcurl_save_libs
AC_DEFINE(HAVE_LIBCURL,1,
[Define to 1 if you have a functional curl library.])
AC_SUBST(LIBCURL_CPPFLAGS)