Fix qrencode (#412)

* wip

* wip

* wip

* wip

* wip

* test output png

* fix test

projects/fukuchi.org/qrencode/package.yml

@@ -23,9 +23,18 @@ build:
     freedesktop.org/pkg-config: '*'
   script: |
     ./autogen.sh
-    ./configure --disable-dependency-tracking --prefix={{prefix}} $ARGS
+    ./configure $ARGS
     echo '#define VERSION "{{version}}"' >> config.h
-    make --jobs {{ hw.concurrency }} install
+    make install
+  env:
+    ARGS:
+      - --prefix={{prefix}}
+    CFLAGS: $(pkg-config --cflags libpng)
+    LDFLAGS: $(pkg-config --libs libpng)
 
-test: |
-  qrencode 123456789 -o test.png
+test:
+  dependencies:
+    imagemagick.org: '*'
+  script: |
+    qrencode 123456789 -o test.png
+    test "$(identify test.png | rev | cut -d ' ' -f3-| rev)" = "test.png PNG 87x87 87x87+0+0 8-bit sRGB 293B"