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# ===========================================================================
# http://autoconf-archive.cryp.to/ac_check_curl.html
# ===========================================================================
#
# SYNOPSIS
#
# AC_CHECK_CURL(version, action-if, action-not)
#
# DESCRIPTION
#
# Defines CURL_LIBS, CURL_CFLAGS. See curl-config(1) man page.
#
# LICENSE
#
# Copyright (c) 2008 Akos Maroy <darkeye@tyrell.hu>
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice
# and this notice are preserved.
AC_DEFUN([AC_CHECK_CURL], [
succeeded=no
if test -z "$CURL_CONFIG"; then
AC_PATH_PROG(CURL_CONFIG, curl-config, no)
fi
if test "$CURL_CONFIG" = "no" ; then
echo "*** The curl-config script could not be found. Make sure it is"
echo "*** in your path, and that curl is properly installed."
echo "*** Or see http://curl.haxx.se/"
else
dnl curl-config --version returns "libcurl <version>", thus cut the number
CURL_VERSION=`$CURL_CONFIG --version | cut -d" " -f2`
AC_MSG_CHECKING(for curl >= $1)
VERSION_CHECK=`expr $CURL_VERSION \>\= $1`
if test "$VERSION_CHECK" = "1" ; then
AC_MSG_RESULT(yes)
succeeded=yes
AC_MSG_CHECKING(CURL_CFLAGS)
CURL_CFLAGS=`$CURL_CONFIG --cflags`
AC_MSG_RESULT($CURL_CFLAGS)
AC_MSG_CHECKING(CURL_LIBS)
CURL_LIBS=`$CURL_CONFIG --libs`
AC_MSG_RESULT($CURL_LIBS)
else
CURL_CFLAGS=""
CURL_LIBS=""
## If we have a custom action on failure, don't print errors, but
## do set a variable so people can do so.
ifelse([$3], ,echo "can't find curl >= $1",)
fi
AC_SUBST(CURL_CFLAGS)
AC_SUBST(CURL_LIBS)
fi
if test $succeeded = yes; then
ifelse([$2], , :, [$2])
else
ifelse([$3], , AC_MSG_ERROR([Library requirements (curl) not met.]), [$3])
fi
])
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