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#!/usr/bin/env python3
# set version information based on
# 1) git data
# 2) the first line of the file CHANGES (valid for releases)
# 3) use at least previous release info + current date
import subprocess, datetime, re, sys, pathlib
def run(s):
return subprocess.check_output(s, shell=True, stderr=subprocess.DEVNULL).strip().decode('ascii')
if len(sys.argv) > 1:
output_folder = pathlib.Path(sys.argv[1])
else:
output_folder = pathlib.Path('.')
try:
release = run('git tag --points-at HEAD') # check for a TAG in the current commit
if run('git status -s'): # check for uncommitted changes
uncommitted = '+dev'
date = datetime.date.today().isoformat()
else:
uncommitted = ''
date = run('git show -s --format="%cd" --date=short HEAD')
if release.startswith('v'): # release number if the commit is tagged
ver = "%s (%s)" % (release[1:]+uncommitted, date)
else: # otherwise last known tag + short commit hash
prevver = run('git describe --abbrev=0 --tags HEAD')
commit = run('git rev-parse --short HEAD')
ver = "%s+%s (%s)" % (prevver[1:], commit+uncommitted, date)
except: # no git version available
patt = r'Therion (\d+\.\d+(?:\.\d+)?) \((\d{4}-\d\d-\d\d)\):$'
try: # check the file CHANGES for version info on the first line (this would be a released version)
with open('CHANGES') as f:
txt = f.readline().strip()
m = re.match(patt,txt)
if m:
ver = '%s (%s)' % (m.group(1),m.group(2))
else:
raise ValueError()
except: # find the most recent release in the file CHANGES
with open('CHANGES') as f:
for l in f:
m = re.match(patt,l.strip())
if m:
ver1 = m.group(1)
break
ver = "%s+dev (compiled on %s)" % (ver1, datetime.date.today().isoformat())
try:
oldver = open(output_folder / 'thversion.h').read()
except:
oldver = ""
newver = '#define THVERSION "%s"\n' % ver
if (oldver != newver):
with open(output_folder / 'thversion.h','w') as f:
f.write(newver)
(output_folder / 'thbook/').mkdir(parents=True, exist_ok=True)
with open(output_folder / 'thbook/version.tex','w') as f:
f.write('%s\n' % ver)
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