Replace header guards by #pragma once

[jctophefabre]

Possible script for automatic replacing

#!/usr/bin/env python3

import os
import re
import sys

assert sys.version_info >= (3, 5)


#######################################################


def process_file(filepath):

 print("** processing file {}".format(filepath))

 content = open(filepath,'r').read()
 lines = content.split('\n')

 newlines = list()

 for line in lines:
 res = re.search(r"#ifndef __OPENFLUID_.*_HPP__",line)
 if res:
 #print("Remove line : {}".format(line))
 pass
 else:
 res = re.search(r"#define __OPENFLUID_.*_HPP__",line)
 if res:
 #print("Replace line : {}".format(line))
 newlines.append("#pragma once")
 else:
 res = re.search(r"#endif .+ __OPENFLUID_.*_HPP__.+",line)
 if res:
 #print("Remove line : {}".format(line))
 pass
 else:
 newlines.append(line) 

 #print("\n".join(newlines))
 open(filepath,'w').write("\n".join(newlines))



#######################################################


paths_to_explore = ["src"]
files_to_process = list()

for path in paths_to_explore:
 print(path)
 for dirname, dirnames, filenames in os.walk(path):
 for filename in filenames:
 filepath = os.path.join(dirname,filename)
 if os.path.isfile(filepath) and (filepath.endswith(".hpp") or filepath.endswith(".hpp.in")):
 files_to_process.append(filepath)


for file in files_to_process:
 process_file(file)