Introduce xcur2png package

.gitea/workflows/build-xcur2png.yml

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+name: Build xcur2png
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - .gitea/workflows/build-xcur2png.yml
+      - "xcur2png/**"
+  workflow_dispatch:
+
+jobs:
+  build_push:
+    name: Build and push image
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Setup environment
+        shell: bash
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y podman iptables
+
+      # These stage versions are pinned by https://github.com/renovatebot/renovate
+      - name: Checkout
+        uses: actions/checkout@v6 # v5
+
+      - name: Build RPM and Upload
+        uses: https://git.hydrosaber.com/hydros/build-rpm@main
+        with:
+          spec-file-path: ./xcur2png/xcur2png.spec
+          repository-user: eriq12
+          repository-user-token: ${{ secrets.RPM_PACKAGE_TOKEN }}
+          extra-source-directory: ./xcur2png

xcur2png/0001-fix-wrong-math.patch

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+From cda8f7af382f5c5f1e9a395eb03e2b819770d499 Mon Sep 17 00:00:00 2001
+From: Yuji Saeki <44311901+YujiSaeki@users.noreply.github.com>
+Date: Mon, 1 Jun 2020 22:32:16 +0200
+Subject: [PATCH 1/1] fix wrong math
+
+Signed-off-by: Christian Hesse <mail@eworm.de>
+---
+ xcur2png.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/xcur2png.c b/xcur2png.c
+index 8723a10..f7dd95d 100644
+--- a/xcur2png.c
++++ b/xcur2png.c
+@@ -586,9 +586,9 @@ int writePngFileFromXcur (const XcursorDim width, const XcursorDim height,
+     unsigned int red = (pixels[i]>>16) & 0xff;
+     unsigned int green = (pixels[i]>>8) & 0xff;
+     unsigned int blue = pixels[i] & 0xff;
+-    red = (div (red * 256, alpha).quot) & 0xff;
+-    green = (div (green * 256,  alpha).quot) & 0xff;
+-    blue = (div (blue * 256, alpha).quot) & 0xff;
++    red = (div (red * 255, alpha).quot) & 0xff;
++    green = (div (green * 255,  alpha).quot) & 0xff;
++    blue = (div (blue * 255, alpha).quot) & 0xff;
+     pix[i] = (alpha << 24) + (red << 16) + (green << 8) + blue;
+   }
+ 

xcur2png/xcur2png.spec

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+%global build_type_safety_c 0
+
+Name:           xcur2png
+Version:        0.7.1
+Release:        %autorelease -b2
+Summary:        Convert X cursors to PNG images
+
+License:        GPL-3.0-or-later
+URL:            https://github.com/eworm-de/xcur2png
+Source:         %{url}/archive/%{version}/%{name}-%{version}.tar.gz
+Patch:          0001-fix-wrong-math.patch
+
+BuildRequires:  gcc
+BuildRequires:  pkgconfig(libpng)
+BuildRequires:  pkgconfig(xcursor)
+
+%description
+xcur2png is a program which let you take PNG image from X cursor, and generate
+config-file which is reusable by xcursorgen. To put it simply, it is
+converter from X cursor to PNG image.
+
+%prep
+%autosetup
+
+%build
+%configure
+%make_build
+
+%install
+%make_install
+
+%files
+%license COPYING
+%{_bindir}/%{name}
+%{_mandir}/man1/%{name}.1.*
+
+%changelog
+%autochangelog