From 7b3f902a69ad8727debed3620a19353e269eb94b Mon Sep 17 00:00:00 2001
From: Sebastian Pipping <sebastian@pipping.org>
Date: Sat, 9 Sep 2017 18:42:41 +0200
Subject: [PATCH] Make wmain work with MinGW

---
 expat/configure.ac      |  3 +++
 expat/xmlwf/Makefile.am | 11 +++++++++--
 expat/xmlwf/xmlwf.c     |  5 +++++
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/expat/configure.ac b/expat/configure.ac
index 650d8584..5388ca7e 100644
--- a/expat/configure.ac
+++ b/expat/configure.ac
@@ -106,6 +106,9 @@ AC_ARG_WITH([xmlwf], [
 AS_HELP_STRING([--without-xmlwf], [do not build xmlwf])], [], [with_xmlwf=yes])
 AM_CONDITIONAL([WITH_XMLWF], [test x${with_xmlwf} = xyes])
 
+AM_CONDITIONAL([MINGW], [echo -- "${host}" | fgrep -q mingw])
+AM_CONDITIONAL([UNICODE], [echo -- "${CPPFLAGS}${CFLAGS}" | fgrep -q XML_UNICODE])
+
 
 AC_ARG_WITH([libbsd], [
 AS_HELP_STRING([--with-libbsd], [utilize libbsd (for arc4random_buf)])
diff --git a/expat/xmlwf/Makefile.am b/expat/xmlwf/Makefile.am
index 0ef113c6..ff460902 100644
--- a/expat/xmlwf/Makefile.am
+++ b/expat/xmlwf/Makefile.am
@@ -28,8 +28,6 @@
 # OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 # USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-AM_CPPFLAGS = -I$(srcdir)/../lib
-
 bin_PROGRAMS = xmlwf
 
 xmlwf_LDADD = ../lib/libexpat.la
@@ -39,6 +37,15 @@ xmlwf_SOURCES = \
     codepage.c \
     @FILEMAP@.c
 
+xmlwf_CPPFLAGS = -I$(srcdir)/../lib
+
+if MINGW
+if UNICODE
+xmlwf_CPPFLAGS += -mwindows
+xmlwf_LDFLAGS = -municode
+endif
+endif
+
 EXTRA_DIST = \
     codepage.h \
     ct.c \
diff --git a/expat/xmlwf/xmlwf.c b/expat/xmlwf/xmlwf.c
index d8e3f71e..129aa797 100644
--- a/expat/xmlwf/xmlwf.c
+++ b/expat/xmlwf/xmlwf.c
@@ -894,6 +894,11 @@ usage(const XML_Char *prog, int rc)
   exit(rc);
 }
 
+#if defined(__MINGW32__) && defined(XML_UNICODE)
+/* Silence warning about missing prototype */
+int wmain(int argc, XML_Char **argv);
+#endif
+
 int
 tmain(int argc, XML_Char **argv)
 {
-- 
2.40.0