From 36ef43edcf1c9640b3fda017b381c4b1854641f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Mon, 17 Mar 2014 22:52:53 -0400
Subject: [PATCH] build-sys: add check for libcurl

---
 configure.ac | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/configure.ac b/configure.ac
index e16d50d4cd8..6e972e361f2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -787,6 +787,18 @@ if test "x$enable_gnutls" != "xno"; then
 fi
 AM_CONDITIONAL(HAVE_GNUTLS, [test "$have_gnutls" = "yes"])
 
+# ------------------------------------------------------------------------------
+have_libcurl=no
+AC_ARG_ENABLE(libcurl, AS_HELP_STRING([--disable-libcurl], [disable libcurl support]))
+if test "x$enable_libcurl" != "xno"; then
+        PKG_CHECK_MODULES(LIBCURL, [libcurl],
+                [AC_DEFINE(HAVE_LIBCURL, 1, [Define if libcurl is available]) have_libcurl=yes], have_libcurl=no)
+        if test "x$have_libcurl" = xno -a "x$enable_libcurl" = xyes; then
+                AC_MSG_ERROR([*** libcurl support requested but libraries not found])
+        fi
+fi
+AM_CONDITIONAL(HAVE_LIBCURL, [test "$have_libcurl" = "yes"])
+
 # ------------------------------------------------------------------------------
 have_binfmt=no
 AC_ARG_ENABLE(binfmt, AS_HELP_STRING([--disable-binfmt], [disable binfmt tool]))
@@ -1293,6 +1305,7 @@ AC_MSG_RESULT([
         MICROHTTPD:              ${have_microhttpd}
         CHKCONFIG:               ${have_chkconfig}
         GNUTLS:                  ${have_gnutls}
+        libcurl:                 ${have_libcurl}
         ELFUTILS:                ${have_elfutils}
         binfmt:                  ${have_binfmt}
         vconsole:                ${have_vconsole}