pkg download command and patches

assets/var/gnu/unitprint/slint-app.md

@@ -0,0 +1,28 @@
+unitprint/slint-app
+=
+
+``` sh *** build ***
+cmake -DCMAKE_INSTALL_PREFIX="$pkgpath" \
+      -DCMAKE_BUILD_TYPE=MinSizeRel \
+      -DSLINT_STYLE=cosmic \
+      -DBUILD_SHARED_LIBS=OFF \
+      -DCMAKE_CXX_FLAGS="-fno-asynchronous-unwind-tables -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti" \
+      -DCMAKE_EXE_LINKER_FLAGS="-Wl,--gc-sections -Wl,--strip-all -Wl,-z,norelro" \
+      -G Ninja ..
+ninja
+ninja install
+```
+
+``` sh *** test_xz ***
+xz -9e -k --check=crc32 slint_test && du -sh slint_test.xz
+```
+
+``` sh *** test_symbols ***
+strings slint_test | grep -c '<svg'
+readelf -S slint_test | grep -c COMDAT
+nm -C --defined-only slint_test
+
+strings slint_test | grep -c 'PNG'
+objdump -s -j .rodata slint_test | head -100
+size -A slint_test | grep -E 'eh_frame|gcc_except'
+```