1# -*- coding: utf-8 -*- 2 3import os 4import re 5import sys 6import argparse 7 8def readFile (filename): 9 f = open(filename, 'rb') 10 d = f.read() 11 f.close() 12 return d 13 14def writeFile (filename, data): 15 f = open(filename, 'wb') 16 f.write(data) 17 f.close() 18 19COMMIT = 0 20REF = 1 21 22def getCommitOrRef (filename): 23 src = readFile(filename) 24 m = re.search(r'^[a-zA-Z0-9]{40}', src) 25 if m: 26 return (COMMIT, m.group(0)) 27 m = re.search(r'^ref:\s+([^\s]+)', src) 28 if m: 29 return (REF, m.group(1)) 30 raise Exception("Coulnd't parse %s" % filename) 31 32def getHead (gitDir): 33 curFile = os.path.join(gitDir, "HEAD") 34 while True: 35 type, ptr = getCommitOrRef(curFile) 36 if type == COMMIT: 37 return ptr 38 else: 39 assert type == REF 40 curFile = os.path.join(gitDir, ptr) 41 42def makeReleaseInfo (name, id): 43 return """ 44/* WARNING: auto-generated file, use {genFileName} to modify */ 45 46#define DEQP_RELEASE_NAME "{releaseName}" 47#define DEQP_RELEASE_ID {releaseId} 48"""[1:].format( 49 genFileName = os.path.basename(__file__), 50 releaseName = name, 51 releaseId = id) 52 53def parseArgs (): 54 parser = argparse.ArgumentParser(description="Generate release info for build") 55 parser.add_argument('--name', dest='releaseName', default=None, help="Release name") 56 parser.add_argument('--id', dest='releaseId', default=None, help="Release ID (must be C integer literal)") 57 parser.add_argument('--git', dest='git', action='store_true', default=False, help="Development build, use git HEAD to identify") 58 parser.add_argument('--git-dir', dest='gitDir', default=None, help="Use specific git dir for extracting info") 59 parser.add_argument('--out', dest='out', default=None, help="Output file") 60 61 args = parser.parse_args() 62 63 if (args.releaseName == None) != (args.releaseId == None): 64 print "Both --name and --id must be specified" 65 parser.print_help() 66 sys.exit(-1) 67 68 if (args.releaseName != None) == args.git: 69 print "Either --name and --id, or --git must be specified" 70 parser.print_help() 71 sys.exit(-1) 72 73 return args 74 75if __name__ == "__main__": 76 curDir = os.path.dirname(__file__) 77 defaultGitDir = os.path.normpath(os.path.join(curDir, "..", "..", ".git")) 78 defaultDstFile = os.path.join(curDir, "qpReleaseInfo.inl") 79 80 args = parseArgs() 81 82 if args.git: 83 gitDir = args.gitDir if args.gitDir != None else defaultGitDir 84 head = getHead(gitDir) 85 releaseName = "git-%s" % head 86 releaseId = "0x%s" % head[0:8] 87 else: 88 releaseName = args.releaseName 89 releaseId = args.releaseId 90 91 releaseInfo = makeReleaseInfo(releaseName, releaseId) 92 dstFile = args.out if args.out != None else defaultDstFile 93 94 writeFile(dstFile, releaseInfo) 95