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* libcurl.m4: Be much more strict with libcurl by trying to compile and

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link a test program that uses the features that we need.
This commit is contained in:
David Shaw 2004-12-22 17:03:27 +00:00
parent f150d44a31
commit e3821bfc2a
2 changed files with 38 additions and 1 deletions
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6
m4/ChangeLog
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@ -1,3 +1,9 @@
2004-12-22 David Shaw <dshaw@jabberwocky.com>
* libcurl.m4: Be much more strict with libcurl by trying to
compile and link a test program that uses the features that we
need.
2004-12-21 David Shaw <dshaw@jabberwocky.com>
* libcurl.m4: New.

33
m4/libcurl.m4
View File

@ -16,7 +16,7 @@ AC_DEFUN([GNUPG_CHECK_LIBCURL],
[
AC_ARG_WITH(libcurl,
AC_HELP_STRING([--with-libcurl=DIR],[look for the curl library in DIR]),
[_do_libcurl=$withval],[_do_libcurl=yes])
[_do_libcurl=$withval],[_do_libcurl=no])
if test "$_do_libcurl" != "no" ; then
if test -d "$withval" ; then
@ -36,6 +36,37 @@ AC_DEFUN([GNUPG_CHECK_LIBCURL],
AC_MSG_RESULT([$have_libcurl])
AC_MSG_CHECKING([whether libcurl is modern enough])
_libcurl_save_cppflags=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $LIBCURL_INCLUDES"
_libcurl_save_ldflags=$LDFLAGS
LDFLAGS="$LDFLAGS $LIBCURL"
AC_LINK_IFELSE(AC_LANG_PROGRAM([#include <curl/curl.h>],[
int x;
x=CURL_ERROR_SIZE;
curl_easy_setopt(NULL,CURLOPT_URL,NULL);
x=CURLOPT_WRITEFUNCTION;
x=CURLOPT_FILE;
/* x=CURLOPT_WRITEDATA; */
x=CURLOPT_ERRORBUFFER;
x=CURLOPT_STDERR;
x=CURLOPT_VERBOSE;
]),,have_libcurl=no)
CPPFLAGS=$_libcurl_save_cppflags
LDFLAGS=$_libcurl_save_ldflags
AC_MSG_RESULT([$have_libcurl])
if test $have_libcurl = yes ; then
AC_DEFINE(HAVE_LIBCURL,1,
[Define to 1 if you have a fully functional curl library.])
fi
unset _do_libcurl
unset _libcurl_save_cppflags
unset _libcurl_save_ldflags
fi
])dnl