diff options
| -rwxr-xr-x | mkheader.py | 55 |
1 files changed, 44 insertions, 11 deletions
diff --git a/mkheader.py b/mkheader.py index b28e1de..89c3620 100755 --- a/mkheader.py +++ b/mkheader.py @@ -1,25 +1,43 @@ #!/usr/bin/env python -import os -import sys +import os, sys +import getopt import re def usage(): - print """usage: %s header...""" % (os.path.basename(sys.argv[0])) + print """usage: %s [OPTION] FILE... + + -e launch editor after creating files. Uses editor from $EDITOR envvar. + -f overwrite existing files + -h show this help and exit""" % (os.path.basename(sys.argv[0])) def main(): - if len(sys.argv) < 2: + try: + opts, args = getopt.getopt(sys.argv[1:], "efh") + except getopt.GetoptError, err: + print str(err) + usage() + sys.exit(2) + + if len(args) < 1: usage() - sys.exit() + sys.exit(2) overwrite = False - first = 1 - if len(sys.argv) >= 2 and sys.argv[1] == '-f': - overwrite = True - first = 2 + launch_editor = False + for o, a in opts: + if o == "-e": + launch_editor = True + elif o == "-f": + overwrite = True + elif o == "-h": + usage() + sys.exit() + else: + assert False, "unhandled option" p = re.compile('[a-zA-Z0-9._-]+\.h') - for f in sys.argv[first:]: + for f in args: if not p.match(f): print "Invalid header filename '%s'. Header not created" % f continue @@ -38,7 +56,22 @@ def main(): f.write('#endif /* _%s_ */' % define) f.close() - print "Finished" + if launch_editor: + editor = os.getenv("EDITOR") + if editor is None: + editor = "vi" + + # Fork an editor for each file as not all editors support + # editing multiple files at once (e.g. splitted view in vim) + for f in args: + print "Editing header '%s' with '%s'" % (f, editor) + + pid = os.fork() + if pid == 0: # child process + os.execvp(editor, [editor, f]) + sys.exit(0) + else: # parent process + os.waitpid(pid, 0) if __name__ == '__main__': main() |