distributable:
  url: https://downloads.sourceforge.net/project/giflib/giflib-{{version}}.tar.gz
  strip-components: 1

versions:
  url: https://sourceforge.net/projects/giflib/files
  match: /giflib-\d+\.\d+\.\d+\.tar\.gz/
  strip:
    - /giflib-/
    - /\.tar\.gz/

build:
  dependencies:
    gnu.org/patch: '*'
    imagemagick.org: '*' # needs `convert`
  script:
    # the appears to be applied in 5.2.2
    - run: |
        if test {{ hw.platform }} = "darwin"; then
          # needed to work on macOS
          patch -p0 < props/Makefile.patch
        fi
      if: <5.2.2

    - make --jobs {{ hw.concurrency }} all
    - make install PREFIX="{{ prefix }}"

test: giftext fixture.gif

provides:
  - bin/gif2rgb
  - bin/gifbuild
  - bin/gifclrmp
  - bin/giffix
  - bin/giftext
  - bin/giftool