Get rid of eval for package names

Instead add a Python script to update the PKGBUILD with new package
names.

Change grub hook optdepends to grub-mkconfig-hook, as the former
seems abandoned.

1 files changed, 62 insertions, 0 deletions

diff --git a/update.py b/update.py
new file mode 100644
index 000000000000..88f72edc59a0
--- /dev/null
+++ b/update.py
@@ -0,0 +1,62 @@
+import subprocess
+import json
+import sys
+
+# Script to update the PKGBUILD to the latest [core]/linux
+
+url = "https://www.archlinux.org/packages/core/x86_64/linux/json/"
+
+data = subprocess.check_output(['curl', '-s', url]).decode()
+info = json.loads(data)
+latest_kernver, latest_archver = info['pkgver'].rsplit('.', 1)
+latest_archrel = info['pkgrel']
+
+kernver, archver, archrel, pkgrel = subprocess.check_output(
+    ['bash', '-c', f'source PKGBUILD; echo $_kernver $_archver $_pkgrel $pkgrel']
+).decode('utf8').strip().split()
+
+if (kernver, archver, archrel) != (latest_kernver, latest_archver, latest_archrel):
+    print("out of date!")
+    with open('PKGBUILD') as f:
+        pkgbuild = f.read()
+
+    replacements = (
+        (f'_kernver={kernver}', f'_kernver={latest_kernver}'),
+        (f'_archver={archver}', f'_archver={latest_archver}'),
+        (f'_pkgrel={archrel}', f'_pkgrel={latest_archrel}'),
+        (
+            f'{kernver}-{archver}-{archrel}',
+            f'{latest_kernver}-{latest_archver}-{latest_archrel}',
+        ),
+    )
+
+    for a, b in replacements:
+        pkgbuild = pkgbuild.replace(a, b)
+
+    if kernver == latest_kernver:
+        pkgbuild = pkgbuild.replace(f'\npkgrel={pkgrel}', f'\npkgrel={int(pkgrel)+1}')
+    else:
+        pkgbuild = pkgbuild.replace(f'\npkgrel={pkgrel}', f'\npkgrel=1')
+
+    with open('PKGBUILD', 'w') as f:
+        f.write(pkgbuild)
+
+    subprocess.check_call(['updpkgsums'])
+
+    with open('.SRCINFO', 'w') as f:
+        f.write(subprocess.check_output(['makepkg', '--printsrcinfo']).decode())
+
+    subprocess.check_call(['git', 'add', 'PKGBUILD', '.SRCINFO'])
+    subprocess.check_call(['git', 'commit', '-m', f'{kernver}-{archver}-{archrel}'])
+
+    def yn_choice(message, default='y'):
+        try:
+            choices = 'Y/n' if default.lower() in ('y', 'yes') else 'y/N'
+            choice = input("%s\n(%s): " % (message, choices))
+            values = ('y', 'yes', '') if default == 'y' else ('y', 'yes')
+            return choice.strip().lower() in values
+        except (KeyboardInterrupt, EOFError):
+            sys.exit(1)
+
+    if yn_choice('git push?'):
+        subprocess.check_call(['git', 'push'])