irssi-otr: fix build with cwrappers

[Olaf Seibert <rhialto%falu.nl@localhost>]

Module Name:	pkgsrc-wip
Committed By:	Olaf Seibert <rhialto%falu.nl@localhost>
Pushed By:	rhialto
Date:		Fri Oct 7 11:08:32 2016 +0200
Changeset:	1c817d211435a76ddbefdae54f7c059cfb6a5bde

Modified Files:
	irssi-otr/Makefile

Log Message:
irssi-otr: fix build with cwrappers

Add a configure option for the location of the irssi headers.
If not given it results in a -I"" argument and cwrappers doesn't like
that ("libtool: Missing argument for -I").

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=1c817d211435a76ddbefdae54f7c059cfb6a5bde

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

diffstat:
 irssi-otr/Makefile | 1 +
 1 file changed, 1 insertion(+)

diffs:
diff --git a/irssi-otr/Makefile b/irssi-otr/Makefile
index bff6016..63c6d74 100644
--- a/irssi-otr/Makefile
+++ b/irssi-otr/Makefile
@@ -27,6 +27,7 @@ USE_LIBTOOL=		YES
 GNU_CONFIGURE=		YES
 
 CONFIGURE_ARGS+=	--prefix=${BUILDLINK_PREFIX.irssi}
+CONFIGURE_ARGS+=	--with-irssi-headers=${BUILDLINK_PREFIX.irssi}
 CONFIGURE_ARGS+=	--with-irssi-module-dir=${BUILDLINK_PREFIX.irssi}/lib/irssi/modules
 
 DEPENDS+=		irssi>=0.8.15:../../chat/irssi