catch2/scripts/generateSingleHeader.py
Phil Nash c4a089c12b Refactored a lot of code from headers into impl headers only compiled into one TU
- also added noimpl option to single header script - which only generates the non impl code
2013-12-03 18:52:41 +00:00

151 lines
4.7 KiB
Python

import os
import sys
import re
import datetime
import string
from scriptCommon import catchPath
versionParser = re.compile( r'(\s*Version\slibraryVersion)\s*\(\s*(.*)\s*,\s*(.*)\s*,\s*(.*)\s*,\s*\"(.*)\"\s*\).*' )
includesParser = re.compile( r'\s*#include\s*"(.*)"' )
guardParser = re.compile( r'\s*#.*_INCLUDED')
defineParser = re.compile( r'\s*#define')
ifParser = re.compile( r'\s*#if')
endIfParser = re.compile( r'\s*#endif')
ifImplParser = re.compile( r'\s*#if.*(CATCH_CONFIG_MAIN|CATCH_CONFIG_RUNNER)')
commentParser1 = re.compile( r'^\s*/\*')
commentParser2 = re.compile( r'^\s*\*')
blankParser = re.compile( r'^\s*$')
seenHeaders = set([])
rootPath = os.path.join( catchPath, 'include/' )
versionPath = os.path.join( rootPath, "internal/catch_version.hpp" )
readmePath = os.path.join( catchPath, "README.md" )
outputPath = os.path.join( catchPath, 'single_include/catch.hpp' )
bumpVersion = True
includeImpl = True
for arg in sys.argv[1:]:
arg = string.lower(arg)
if arg == "nobump":
bumpVersion = False
print "Not bumping version number"
elif arg == "noimpl":
includeImpl = False
bumpVersion = False
print "Not including impl code (and not bumping version)"
else:
print "\n** Unrecognised argument: " + arg + " **\n"
exit(1)
out = open( outputPath, 'w' )
ifdefs = 0
implIfDefs = -1
def write( line ):
if includeImpl or implIfDefs == -1:
out.write( line )
def parseFile( path, filename ):
global ifdefs
global implIfDefs
f = open( path + filename, 'r' )
blanks = 0
for line in f:
if ifParser.match( line ):
ifdefs = ifdefs + 1
elif endIfParser.match( line ):
ifdefs = ifdefs - 1
m = includesParser.match( line )
if m:
header = m.group(1)
headerPath, sep, headerFile = header.rpartition( "/" )
if not headerFile in seenHeaders:
seenHeaders.add( headerFile )
write( "// #included from: {0}\n".format( header ) )
if( headerPath == "internal" and path.endswith( "internal/" ) ):
headerPath = ""
sep = ""
if os.path.exists( path + headerPath + sep + headerFile ):
parseFile( path + headerPath + sep, headerFile )
else:
parseFile( rootPath + headerPath + sep, headerFile )
elif ifImplParser.match(line):
implIfDefs = ifdefs
elif (not guardParser.match( line ) or defineParser.match( line ) ) and not commentParser1.match( line )and not commentParser2.match( line ):
if blankParser.match( line ):
blanks = blanks + 1
else:
blanks = 0
if blanks < 2:
write( line.rstrip() + "\n" )
class Version:
def __init__(self):
f = open( versionPath, 'r' )
for line in f:
m = versionParser.match( line )
if m:
self.variableDecl = m.group(1)
self.majorVersion = int(m.group(2))
self.minorVersion = int(m.group(3))
self.buildNumber = int(m.group(4))
self.branchName = m.group(5)
f.close()
def incrementBuildNumber(self):
self.buildNumber = self.buildNumber+1
def updateVersionFile(self):
f = open( versionPath, 'r' )
lines = []
for line in f:
m = versionParser.match( line )
if m:
lines.append( '{0}( {1}, {2}, {3}, "{4}" );'.format( self.variableDecl, self.majorVersion, self.minorVersion, self.buildNumber, self.branchName ) )
else:
lines.append( line.rstrip() )
f.close()
f = open( versionPath, 'w' )
for line in lines:
f.write( line + "\n" )
def updateReadmeFile(self):
f = open( readmePath, 'r' )
lines = []
for line in f:
lines.append( line.rstrip() )
f.close()
f = open( readmePath, 'w' )
for line in lines:
if line.startswith( "*v" ):
f.write( '*v{0}.{1} build {2} ({3} branch)*\n'.format( self.majorVersion, self.minorVersion, self.buildNumber, self.branchName ) )
else:
f.write( line + "\n" )
def generateSingleInclude():
v = Version()
if bumpVersion:
v.incrementBuildNumber()
v.updateVersionFile()
v.updateReadmeFile()
out.write( "/*\n" )
out.write( " * CATCH v{0}.{1} build {2} ({3} branch)\n".format( v.majorVersion, v.minorVersion, v.buildNumber, v.branchName ) )
out.write( " * Generated: {0}\n".format( datetime.datetime.now() ) )
out.write( " * ----------------------------------------------------------\n" )
out.write( " * This file has been merged from multiple headers. Please don't edit it directly\n" )
out.write( " * Copyright (c) 2012 Two Blue Cubes Ltd. All rights reserved.\n" )
out.write( " *\n" )
out.write( " * Distributed under the Boost Software License, Version 1.0. (See accompanying\n" )
out.write( " * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)\n" )
out.write( " */\n" )
out.write( "#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED\n" )
out.write( "#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED\n" )
parseFile( rootPath, 'catch.hpp' )
out.write( "#endif // TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED\n\n" )
generateSingleInclude()