initial commit

.github/build

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+#!/usr/bin/env bash
+set -e
+
+if [[ ! -d tools ]] ; then
+    printf "This script needs to be run from the root of the repo, like ./tools/travis-setup\n"
+    exit 1
+fi
+
+mkdir -p tools/downloads
+mkdir -p tools/cross/bin
+mkdir -p dist
+
+export PATH="$(pwd)/tools/cross/bin:$PATH"
+
+targets=(
+'x86_64-linux-musl'
+'i486-linux-musl'
+'aarch64-linux-musl'
+'arm-linux-musleabi'
+'arm-linux-musleabihf'
+'powerpc64le-linux-musl'
+)
+
+declare -A target_short
+target_short[x86_64-linux-musl]="amd64"
+target_short[i486-linux-musl]="x86"
+target_short[aarch64-linux-musl]="aarch64"
+target_short[arm-linux-musleabi]="arm"
+target_short[arm-linux-musleabihf]="armhf"
+target_short[powerpc64le-linux-musl]="ppc64le"
+
+declare -A versions
+versions[justc-forstdin]=$(grep version package/info | cut -d'=' -f2)
+
+skaware_release=v2.0.7
+musl_make_release=v15
+gccver=7.3.0
+
+musl_cross_make="https://github.com/just-containers/musl-cross-make/releases/download/$musl_make_release"
+skaware="https://github.com/just-containers/skaware/releases/download/$skaware_release"
+
+manifesturl="$skaware/manifest.txt"
+rm -f "tools/downloads/manifest.txt"
+curl -s -R -L -o "tools/downloads/manifest.txt" "$manifesturl"
+
+while read -r line ; do
+  key=$(printf "${line}" | cut -d"=" -f1)
+  value=$(printf "${line}" | cut -d"=" -f2)
+  if [[ -n "${key}" && -n "${value}" ]] ; then
+    versions[$key]="$value"
+  fi
+done < tools/downloads/manifest.txt
+
+
+for target in "${targets[@]}" ; do
+  gccurl="$musl_cross_make/gcc-${gccver}-${target}.tar.xz"
+  gccfile=$(basename $gccurl)
+  if [[ ! -f "tools/downloads/$gccfile" ]] ; then
+    printf "Downloading tools/downloads/$gccfile\n"
+    curl -s -R -L -o "tools/downloads/$gccfile" "$gccurl"
+  fi
+  skawareurl="$skaware/skalibs-${versions[skalibs]}-linux-${target_short[$target]}-dev.tar.gz"
+  skafile=$(basename $skawareurl)
+  if [[ ! -f "tools/downloads/$skafile" ]] ; then
+    printf "Downloading tools/downloads/$skafile\n"
+    curl -s -R -L -o "tools/downloads/$skafile" "$skawareurl"
+  fi
+
+  execlineurl="$skaware/execline-${versions[execline]}-linux-${target_short[$target]}-dev.tar.gz"
+  execlinefile=$(basename $execlineurl)
+  if [[ ! -f "tools/downloads/$execlinefile" ]] ; then
+    printf "Downloading tools/downloads/$execlinefile\n"
+    curl -s -R -L -o "tools/downloads/$execlinefile" "$execlineurl"
+  fi
+
+  tar xf "tools/downloads/$gccfile" -C tools/cross
+  tar xf "tools/downloads/$skafile" -C tools/cross/${target} --strip-components=1
+  tar xf "tools/downloads/$execlinefile" -C tools/cross/${target} --strip-components=1
+
+  mkdir -p dist/${target}
+
+  CFLAGS="-g0 -Os" \
+  ./configure \
+    --target=$target \
+    --prefix=/usr \
+    --with-include=$(pwd)/tools/cross/${target}/include \
+    --with-lib=$(pwd)/tools/cross/${target}/lib \
+    --with-sysdeps=$(pwd)/tools/cross/${target}/lib/skalibs/sysdeps \
+    --enable-static-libc
+  make
+  ${target}-strip justc-forstdin
+  make DESTDIR=dist/${target} install
+  make clean
+  rm -rf dist/${target}/usr/include
+
+  printf "Making tarball for $target\n"
+  tar cvzf dist/justc-forstdin-${versions[justc-forstdin]}-linux-${target_short[$target]}.tar.gz \
+    -C dist/${target} \
+    --owner 0 \
+    --group 0 \
+    usr
+done
+
+printf 'Built using `skalibs-%s`\n' "${versions[skalibs]}" > dist/release.md
+
+printf 'Compiling source tarball\n'
+
+make tgz
+cp /tmp/justc-forstdin-${versions[justc-forstdin]}.tar.gz dist/
+

.github/release

@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+set -e
+
+# don't loop if files don't exist
+shopt -s nullglob
+
+mkdir -p tools/downloads
+mkdir -p tools/cross/bin
+
+if [[ ! -f "tools/downloads/linux-amd64-github-release.bz2" ]] ; then
+  printf "Downloading tools/downloads/linux-amd64-github-release.bz2\n"
+  curl -s -R -L -o "tools/downloads/linux-amd64-github-release.bz2" \
+    "https://github.com/github-release/github-release/releases/download/v0.8.1/linux-amd64-github-release.bz2"
+fi
+
+bunzip2 "tools/downloads/linux-amd64-github-release.bz2"
+mv "tools/downloads/linux-amd64-github-release" "tools/cross/bin/github-release"
+chmod +x "tools/cross/bin/github-release"
+
+export PATH="$(pwd)/tools/cross/bin:$PATH"
+
+if [[ ! -d dist ]] ; then
+    printf "This needs to be run from the root of the repo\n"
+    exit 1
+fi
+
+# exit if TRAVIS_TAG is empty, no need to release anything
+if [ -z "${TRAVIS_TAG}" ]; then
+  exit 0
+fi
+
+export "PATH=$(pwd)/tools/cross/bin:$PATH"
+
+# get user and repo names
+USERNAME=$(echo ${TRAVIS_REPO_SLUG} | cut -d"/" -f1)
+REPONAME=$(echo ${TRAVIS_REPO_SLUG} | cut -d"/" -f2)
+
+# release
+github-release release \
+  --user "${USERNAME}" \
+  --repo "${REPONAME}" \
+  --tag "${TRAVIS_TAG##*/}" \
+  --name "${TRAVIS_TAG##*/}" \
+  --description "$(cat $(pwd)/dist/release.md)" || true
+
+# binaries
+for i in "$(pwd)/dist/"*.tar.gz; do
+  name=$(basename ${i})
+  gpg -u 0x3B2FD161 --output "${i}.sig" --detach-sig "${i}"
+  github-release upload \
+    --user "${USERNAME}" \
+    --repo "${REPONAME}" \
+    --tag "${TRAVIS_TAG##*/}" \
+    --name "${name}" \
+    --file "${i}"
+  github-release upload \
+    --user "${USERNAME}" \
+    --repo "${REPONAME}" \
+    --tag "${TRAVIS_TAG##*/}" \
+    --name "${name}.sig" \
+    --file "${i}.sig"
+done

.github/workflows/all.yml

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+on: [push, pull_request]
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout code
+        uses: actions/checkout@v2
+
+      - name: build
+        run: .github/build
+
+      - name: upload artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: dist
+          path: |
+            dist/*.tar.gz
+            dist/*.md
+
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    needs: build
+    if: startsWith(github.ref, 'refs/tags/v')
+    steps:
+      - name: checkout code
+        uses: actions/checkout@v2
+
+      - name: download artifacts
+        uses: actions/download-artifact@v2
+        with:
+          name: dist
+          path: dist
+
+      - name: decrypt signing keys
+        env:
+          OPENSSL_KEY: ${{ secrets.OPENSSL_KEY }}
+          OPENSSL_IV: ${{ secrets.OPENSSL_IV }}
+        run: openssl aes-256-cbc -K $OPENSSL_KEY -iv $OPENSSL_IV -in tools/keys.tar.xz.enc -out tools/keys.tar.xz -d
+
+      - name: extract signing keys
+        run: tar xf tools/keys.tar.xz -C tools
+
+      - name: import public key
+        run: gpg --import tools/keys/public.key
+
+      - name: import private key
+        run: gpg --allow-secret-key-import --import tools/keys/private.key
+
+      - name: create and upload release
+        run: .github/release
+        env:
+          TRAVIS_REPO_SLUG: just-containers/justc-forstdin
+          TRAVIS_TAG: ${{ github.ref }}
+          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}

.gitignore

@@ -0,0 +1,7 @@
+/config.mak
+/justc-forstdin
+*.o
+/src/include/justc-forstdin/config.h
+/tools/downloads
+/tools/cross
+/dist

LICENSE.md

@@ -0,0 +1,16 @@
+Internet Systems Consortium license
+===================================
+
+Copyright (c) `2021`, `Laurent Bercot <ska at skarnet.org>`, `John Regan <john at jrjrtech.com>`
+
+Permission to use, copy, modify, and/or distribute this software for any purpose
+with or without fee is hereby granted, provided that the above copyright notice
+and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
+THIS SOFTWARE.