From 1ccf7ba03083d58bd77307f1fabae31c16f2e766 Mon Sep 17 00:00:00 2001
From: Jonathon Anderson <anderson.jonathonm@gmail.com>
Date: Fri, 12 Jul 2024 14:55:16 -0500
Subject: [PATCH] Add bzip2

---
 releases.json                              |   8 ++
 subprojects/bzip2.wrap                     |   9 ++
 subprojects/packagefiles/bzip2/meson.build | 101 +++++++++++++++++++++
 subprojects/packagefiles/bzip2/test.py     |  36 ++++++++
 tools/sanity_checks.py                     |   3 +
 5 files changed, 157 insertions(+)
 create mode 100644 subprojects/bzip2.wrap
 create mode 100644 subprojects/packagefiles/bzip2/meson.build
 create mode 100644 subprojects/packagefiles/bzip2/test.py

diff --git a/releases.json b/releases.json
index 4ce2b776c..e256357f2 100644
--- a/releases.json
+++ b/releases.json
@@ -228,6 +228,14 @@
       "3.3.0-1"
     ]
   },
+  "bzip2": {
+    "dependency_names": [
+      "bzip2"
+    ],
+    "versions": [
+      "1.0.8-1"
+    ]
+  },
   "c-ares": {
     "dependency_names": [
       "libcares"
diff --git a/subprojects/bzip2.wrap b/subprojects/bzip2.wrap
new file mode 100644
index 000000000..58909a15c
--- /dev/null
+++ b/subprojects/bzip2.wrap
@@ -0,0 +1,9 @@
+[wrap-file]
+directory = bzip2-1.0.8
+source_url = https://sourceware.org/pub/bzip2/bzip2-1.0.8.tar.gz
+source_filename = bzip2-1.0.8.tar.gz
+source_hash = ab5a03176ee106d3f0fa90e381da478ddae405918153cca248e682cd0c4a2269
+patch_directory = bzip2
+
+[provide]
+dependency_names = bzip2
diff --git a/subprojects/packagefiles/bzip2/meson.build b/subprojects/packagefiles/bzip2/meson.build
new file mode 100644
index 000000000..be3eb7df1
--- /dev/null
+++ b/subprojects/packagefiles/bzip2/meson.build
@@ -0,0 +1,101 @@
+project('bzip2', 'c', version: '1.0.8', meson_version: '>=1.0.0')
+
+libbz2_lib = static_library(
+    'bz2',
+    'blocksort.c',
+    'huffman.c',
+    'crctable.c',
+    'randtable.c',
+    'compress.c',
+    'decompress.c',
+    'bzlib.c',
+    pic: true,
+    install: true,
+)
+
+bzip2_exe = executable('bzip2', 'bzip2.c', link_with: libbz2_lib)
+
+if meson.can_run_host_binaries()
+    python = find_program('python3', native: true, version: ['>=3.5', '<4'])
+    _testargs = [files('test.py')]
+    test(
+        'compress sample1',
+        python,
+        args: [
+            _testargs,
+            files('sample1.ref'),
+            files('sample1.bz2'),
+            '--',
+            bzip2_exe,
+            '-1',
+        ],
+    )
+    test(
+        'compress sample2',
+        python,
+        args: [
+            _testargs,
+            files('sample2.ref'),
+            files('sample2.bz2'),
+            '--',
+            bzip2_exe,
+            '-2',
+        ],
+    )
+    test(
+        'compress sample3',
+        python,
+        args: [
+            _testargs,
+            files('sample3.ref'),
+            files('sample3.bz2'),
+            '--',
+            bzip2_exe,
+            '-3',
+        ],
+    )
+    test(
+        'decompress sample1',
+        python,
+        args: [
+            _testargs,
+            files('sample1.bz2'),
+            files('sample1.ref'),
+            '--',
+            bzip2_exe,
+            '-d',
+        ],
+    )
+    test(
+        'decompress sample2',
+        python,
+        args: [
+            _testargs,
+            files('sample2.bz2'),
+            files('sample2.ref'),
+            '--',
+            bzip2_exe,
+            '-d',
+        ],
+    )
+    test(
+        'decompress sample3',
+        python,
+        args: [
+            _testargs,
+            files('sample3.bz2'),
+            files('sample3.ref'),
+            '--',
+            bzip2_exe,
+            '-ds',
+        ],
+    )
+endif
+
+install_headers('bzlib.h')
+
+bzip2_dep = declare_dependency(
+    link_with: libbz2_lib,
+    include_directories: include_directories('.'),
+)
+meson.override_dependency('bzip2', bzip2_dep)
diff --git a/subprojects/packagefiles/bzip2/test.py b/subprojects/packagefiles/bzip2/test.py
new file mode 100644
index 000000000..3eb8c887e
--- /dev/null
+++ b/subprojects/packagefiles/bzip2/test.py
@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+
+import subprocess
+import argparse
+from pathlib import Path
+import tempfile
+import os
+import shlex
+import sys
+
+
+def run_command(command, stdinfile):
+    if "MESON_EXE_WRAPPER" in os.environ:
+        command = shlex.split(os.environ["MESON_EXE_WRAPPER"]) + command
+    with tempfile.TemporaryFile("w+b") as outf:
+        with open(stdinfile, "rb") as inf:
+            subprocess.run(command, stdin=inf, stdout=outf)
+        outf.seek(0)
+        return outf.read()
+
+
+def compare(result, reffile):
+    with open(reffile, "rb") as reff:
+        return result == reff.read()
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument("input", type=Path)
+    parser.add_argument("reference", type=Path)
+    parser.add_argument("command", nargs="+")
+    args = parser.parse_args()
+
+    if not compare(run_command(args.command, args.input), args.reference):
+        print("Output did not match reference file!")
+        sys.exit(1)
diff --git a/tools/sanity_checks.py b/tools/sanity_checks.py
index 22b9cc403..a432f4a6e 100755
--- a/tools/sanity_checks.py
+++ b/tools/sanity_checks.py
@@ -34,6 +34,9 @@
     'box2d': [
         'doctest.h'
     ],
+    'bzip2': [
+        'test.py',
+    ],
     'curl': [
         'extract.mk',
         'rewrite.mk',