# SPDX-License-Identifier: curl
#
###########################################################################
-# LIBCURL_CHECK_CONFIG ([DEFAULT-ACTION], [MINIMUM-VERSION],
-# [ACTION-IF-YES], [ACTION-IF-NO])
+# LIBCURL_CHECK_CONFIG([DEFAULT-ACTION], [MINIMUM-VERSION],
+# [ACTION-IF-YES], [ACTION-IF-NO])
# ----------------------------------------------------------
# David Shaw <dshaw@jabberwocky.com> May-09-2006
#
AH_TEMPLATE([LIBCURL_PROTOCOL_SMTP],[Defined if libcurl supports SMTP])
AC_ARG_WITH(libcurl,
- AS_HELP_STRING([--with-libcurl=PREFIX],[look for the curl library in PREFIX/lib and headers in PREFIX/include]),
- [_libcurl_with=$withval],[_libcurl_with=ifelse([$1],,[yes],[$1])])
-
- if test "$_libcurl_with" != "no" ; then
-
- AC_PROG_AWK
-
- _libcurl_version_parse="eval $AWK '{split(\$NF,A,\".\"); X=256*256*A[[1]]+256*A[[2]]+A[[3]]; print X;}'"
-
- _libcurl_try_link=yes
-
- if test -d "$_libcurl_with" ; then
- LIBCURL_CPPFLAGS="-I$withval/include"
- _libcurl_ldflags="-L$withval/lib"
- AC_PATH_PROG([_libcurl_config],[curl-config],[],
- ["$withval/bin"])
- else
- AC_PATH_PROG([_libcurl_config],[curl-config],[],[$PATH])
- fi
-
- if test x$_libcurl_config != "x" ; then
- AC_CACHE_CHECK([for the version of libcurl],
- [libcurl_cv_lib_curl_version],
- [libcurl_cv_lib_curl_version=`$_libcurl_config --version | $AWK '{print $[]2}'`])
-
- _libcurl_version=`echo $libcurl_cv_lib_curl_version | $_libcurl_version_parse`
- _libcurl_wanted=`echo ifelse([$2],,[0],[$2]) | $_libcurl_version_parse`
-
- if test $_libcurl_wanted -gt 0 ; then
- AC_CACHE_CHECK([for libcurl >= version $2],
- [libcurl_cv_lib_version_ok],
- [
- if test $_libcurl_version -ge $_libcurl_wanted ; then
- libcurl_cv_lib_version_ok=yes
- else
- libcurl_cv_lib_version_ok=no
- fi
- ])
+ AS_HELP_STRING([--with-libcurl=PREFIX],[look for the curl library in PREFIX/lib and headers in PREFIX/include]),
+ [_libcurl_with=$withval],[_libcurl_with=ifelse([$1],,[yes],[$1])])
+
+ if test "$_libcurl_with" != "no"; then
+
+ AC_PROG_AWK
+
+ _libcurl_version_parse="eval $AWK '{split(\$NF,A,\".\"); X=256*256*A[[1]]+256*A[[2]]+A[[3]]; print X;}'"
+
+ _libcurl_try_link=yes
+
+ if test -d "$_libcurl_with"; then
+ LIBCURL_CPPFLAGS="-I$withval/include"
+ _libcurl_ldflags="-L$withval/lib"
+ AC_PATH_PROG([_libcurl_config],[curl-config],[],["$withval/bin"])
+ else
+ AC_PATH_PROG([_libcurl_config],[curl-config],[],[$PATH])
+ fi
+
+ if test x$_libcurl_config != "x"; then
+ AC_CACHE_CHECK([for the version of libcurl],
+ [libcurl_cv_lib_curl_version],
+ [libcurl_cv_lib_curl_version=`$_libcurl_config --version | $AWK '{print $[]2}'`])
+
+ _libcurl_version=`echo $libcurl_cv_lib_curl_version | $_libcurl_version_parse`
+ _libcurl_wanted=`echo ifelse([$2],,[0],[$2]) | $_libcurl_version_parse`
+
+ if test $_libcurl_wanted -gt 0; then
+ AC_CACHE_CHECK([for libcurl >= version $2],
+ [libcurl_cv_lib_version_ok],
+ [
+ if test $_libcurl_version -ge $_libcurl_wanted; then
+ libcurl_cv_lib_version_ok=yes
+ else
+ libcurl_cv_lib_version_ok=no
+ fi
+ ])
+ fi
+
+ if test $_libcurl_wanted -eq 0 || test x$libcurl_cv_lib_version_ok = xyes; then
+ if test x"$LIBCURL_CPPFLAGS" = "x"; then
+ LIBCURL_CPPFLAGS=`$_libcurl_config --cflags`
fi
-
- if test $_libcurl_wanted -eq 0 || test x$libcurl_cv_lib_version_ok = xyes ; then
- if test x"$LIBCURL_CPPFLAGS" = "x" ; then
- LIBCURL_CPPFLAGS=`$_libcurl_config --cflags`
- 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 $LIBCURL | sed -e 's|-arch i386||g'`
- ;;
- esac
- fi
-
- # All curl-config scripts support --feature
- _libcurl_features=`$_libcurl_config --feature`
-
- # Is it modern enough to have --protocols? (7.12.4)
- if test $_libcurl_version -ge 461828 ; then
- _libcurl_protocols=`$_libcurl_config --protocols`
- fi
- else
- _libcurl_try_link=no
+ 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
- unset _libcurl_wanted
- fi
-
- if test $_libcurl_try_link = yes ; then
-
- # we did not find curl-config, so let's see if the user-supplied
- # link line (or failing that, "-lcurl") is enough.
- LIBCURL=${LIBCURL-"$_libcurl_ldflags -lcurl"}
-
- AC_CACHE_CHECK([whether libcurl is usable],
- [libcurl_cv_lib_curl_usable],
- [
- _libcurl_save_cppflags=$CPPFLAGS
- CPPFLAGS="$LIBCURL_CPPFLAGS $CPPFLAGS"
- _libcurl_save_libs=$LIBS
- LIBS="$LIBCURL $LIBS"
-
- AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <curl/curl.h>]],[[
-/* Try to use a few common options to force a failure if we are
- missing symbols or cannot link. */
-int x;
-curl_easy_setopt(NULL,CURLOPT_URL,NULL);
-x=CURL_ERROR_SIZE;
-x=CURLOPT_WRITEFUNCTION;
-x=CURLOPT_WRITEDATA;
-x=CURLOPT_ERRORBUFFER;
-x=CURLOPT_STDERR;
-x=CURLOPT_VERBOSE;
-if (x) {;}
-]])],libcurl_cv_lib_curl_usable=yes,libcurl_cv_lib_curl_usable=no)
-
- CPPFLAGS=$_libcurl_save_cppflags
- LIBS=$_libcurl_save_libs
- unset _libcurl_save_cppflags
- 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 $LIBCURL"
-
- AC_CHECK_DECL([curl_free],[],
- [AC_DEFINE([curl_free],[free],
- [Define curl_free() as free() if our version of curl lacks curl_free.])],
- [[#include <curl/curl.h>]])
-
- CPPFLAGS=$_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)
- AC_SUBST(LIBCURL)
-
- for _libcurl_feature in $_libcurl_features ; do
- AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_feature_$_libcurl_feature),[1])
- eval AS_TR_SH(libcurl_feature_$_libcurl_feature)=yes
- done
-
- if test "x$_libcurl_protocols" = "x" ; then
-
- # We do not have --protocols, so just assume that all
- # protocols are available
- _libcurl_protocols="HTTP FTP FILE TELNET LDAP DICT TFTP"
-
- if test x$libcurl_feature_SSL = xyes ; then
- _libcurl_protocols="$_libcurl_protocols HTTPS"
-
- # FTPS was not standards-compliant until version
- # 7.11.0 (0x070b00 == 461568)
- if test $_libcurl_version -ge 461568; then
- _libcurl_protocols="$_libcurl_protocols FTPS"
- fi
- fi
-
- # RTSP, IMAP, POP3 and SMTP were added in
- # 7.20.0 (0x071400 == 463872)
- if test $_libcurl_version -ge 463872; then
- _libcurl_protocols="$_libcurl_protocols RTSP IMAP POP3 SMTP"
- fi
- fi
-
- for _libcurl_protocol in $_libcurl_protocols ; do
- AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_protocol_$_libcurl_protocol),[1])
- eval AS_TR_SH(libcurl_protocol_$_libcurl_protocol)=yes
- done
- else
- unset LIBCURL
- unset LIBCURL_CPPFLAGS
+ # All curl-config scripts support --feature
+ _libcurl_features=`$_libcurl_config --feature`
+
+ # Is it modern enough to have --protocols? (7.12.4)
+ if test $_libcurl_version -ge 461828; then
+ _libcurl_protocols=`$_libcurl_config --protocols`
fi
- fi
-
- unset _libcurl_try_link
- unset _libcurl_version_parse
- unset _libcurl_config
- unset _libcurl_feature
- unset _libcurl_features
- unset _libcurl_protocol
- unset _libcurl_protocols
- unset _libcurl_version
- unset _libcurl_ldflags
+ else
+ _libcurl_try_link=no
+ fi
+
+ unset _libcurl_wanted
+ fi
+
+ if test $_libcurl_try_link = yes; then
+
+ # we did not find curl-config, so let's see if the user-supplied
+ # link line (or failing that, "-lcurl") is enough.
+ LIBCURL=${LIBCURL-"$_libcurl_ldflags -lcurl"}
+
+ AC_CACHE_CHECK([whether libcurl is usable],
+ [libcurl_cv_lib_curl_usable],
+ [
+ _libcurl_save_cppflags=$CPPFLAGS
+ CPPFLAGS="$LIBCURL_CPPFLAGS $CPPFLAGS"
+ _libcurl_save_libs=$LIBS
+ LIBS="$LIBCURL $LIBS"
+
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <curl/curl.h>]],[[
+ /* Try to use a few common options to force a failure if we are
+ missing symbols or cannot link. */
+ int x;
+ curl_easy_setopt(NULL,CURLOPT_URL,NULL);
+ x=CURL_ERROR_SIZE;
+ x=CURLOPT_WRITEFUNCTION;
+ x=CURLOPT_WRITEDATA;
+ x=CURLOPT_ERRORBUFFER;
+ x=CURLOPT_STDERR;
+ x=CURLOPT_VERBOSE;
+ if (x) {;}
+ ]])],libcurl_cv_lib_curl_usable=yes,libcurl_cv_lib_curl_usable=no)
+
+ CPPFLAGS=$_libcurl_save_cppflags
+ LIBS=$_libcurl_save_libs
+ unset _libcurl_save_cppflags
+ 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 $LIBCURL"
+
+ AC_CHECK_DECL([curl_free],[],
+ [AC_DEFINE([curl_free],[free],
+ [Define curl_free() as free() if our version of curl lacks curl_free.])],
+ [[#include <curl/curl.h>]])
+
+ CPPFLAGS=$_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)
+ AC_SUBST(LIBCURL)
+
+ for _libcurl_feature in $_libcurl_features; do
+ AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_feature_$_libcurl_feature),[1])
+ eval AS_TR_SH(libcurl_feature_$_libcurl_feature)=yes
+ done
+
+ if test "x$_libcurl_protocols" = "x"; then
+
+ # We do not have --protocols, so just assume that all
+ # protocols are available
+ _libcurl_protocols="HTTP FTP FILE TELNET LDAP DICT TFTP"
+
+ if test x$libcurl_feature_SSL = xyes; then
+ _libcurl_protocols="$_libcurl_protocols HTTPS"
+
+ # FTPS was not standards-compliant until version
+ # 7.11.0 (0x070b00 == 461568)
+ if test $_libcurl_version -ge 461568; then
+ _libcurl_protocols="$_libcurl_protocols FTPS"
+ fi
+ fi
+
+ # RTSP, IMAP, POP3 and SMTP were added in
+ # 7.20.0 (0x071400 == 463872)
+ if test $_libcurl_version -ge 463872; then
+ _libcurl_protocols="$_libcurl_protocols RTSP IMAP POP3 SMTP"
+ fi
+ fi
+
+ for _libcurl_protocol in $_libcurl_protocols; do
+ AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_protocol_$_libcurl_protocol),[1])
+ eval AS_TR_SH(libcurl_protocol_$_libcurl_protocol)=yes
+ done
+ else
+ unset LIBCURL
+ unset LIBCURL_CPPFLAGS
+ fi
+ fi
+
+ unset _libcurl_try_link
+ unset _libcurl_version_parse
+ unset _libcurl_config
+ unset _libcurl_feature
+ unset _libcurl_features
+ unset _libcurl_protocol
+ unset _libcurl_protocols
+ unset _libcurl_version
+ unset _libcurl_ldflags
fi
- if test x$_libcurl_with = xno || test x$libcurl_cv_lib_curl_usable != xyes ; then
- # This is the IF-NO path
- ifelse([$4],,:,[$4])
+ if test x$_libcurl_with = xno || test x$libcurl_cv_lib_curl_usable != xyes; then
+ # This is the IF-NO path
+ ifelse([$4],,:,[$4])
else
- # This is the IF-YES path
- ifelse([$3],,:,[$3])
+ # This is the IF-YES path
+ ifelse([$3],,:,[$3])
fi
unset _libcurl_with