add test program for package jpeg

src/jpeg-test.c

@@ -0,0 +1,23 @@
+/* This file is part of mingw-cross-env.       */
+/* See doc/index.html for further information. */
+
+#include <stdio.h>
+#include <windows.h>
+#include <jpeglib.h>
+
+int main(int argc, char* argv[])
+{
+    boolean test_boolean;
+    INT32 test_int32;
+    struct jpeg_decompress_struct cinfo;
+
+    (void)argc;
+    (void)argv;
+
+    test_boolean = TRUE;
+    test_int32 = 1;
+    jpeg_create_decompress(&cinfo);
+    jpeg_destroy_decompress(&cinfo);
+
+    return 0;
+}

src/jpeg.mk

@@ -26,4 +26,9 @@ define $(PKG)_BUILD
         --host='$(TARGET)' \
         --disable-shared
     $(MAKE) -C '$(1)' -j '$(JOBS)' install bin_PROGRAMS= sbin_PROGRAMS= noinst_PROGRAMS= man_MANS=
+
+    '$(TARGET)-gcc' \
+        -W -Wall -Werror -ansi -pedantic \
+        '$(2).c' -o '$(PREFIX)/$(TARGET)/bin/test-jpeg.exe' \
+        -ljpeg
 endef