fltk/misc/doxystar.cxx

103 lines
2.8 KiB
C++

//
// "$Id$"
//
// Doxygen pre-formatting program for the Fast Light Tool Kit (FLTK).
//
// Copyright 2010 by Matthias Melcher.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
#include <stdio.h>
#include <string.h>
char linebuf[1024];
int main(int argc, char **argv) {
if (argc!=1) {
puts("Add stars (*) in front of multi-line doxygen comments");
puts("to protect comment indentation from code beautifiers.");
puts("usage: cat file | doxystar");
return 0;
}
int state = 0;
char *commentStart;
int i, commentCol;
for (;;) {
if (!fgets(linebuf, 1020, stdin)) break; // EOF or error
switch (state) {
case 0: // line start is source code
commentStart = strstr(linebuf, "/*");
if (commentStart) {
// check if this comment spans multiple lines
if (strstr(commentStart, "*/")==0) {
if ((commentStart[2]=='*' || commentStart[2]=='!') && commentStart[3]!='*') {
state = 2; // Doxygen multiline comment
commentCol = commentStart - linebuf;
} else {
state = 1; // regular multiline comment
}
} else {
// single line comment, do nothing
}
}
fputs(linebuf, stdout);
break;
case 1: // line start is inside a regular multiline comment
if (strstr(linebuf, "*/")) {
state = 0;
} else {
// still inside comment
}
fputs(linebuf, stdout);
break;
case 2: // line start is inside a doxygen multiline comment
for (i=0; i<commentCol; i++) fputc(' ', stdout);
fputs(" *", stdout);
if (strstr(linebuf, "*/")) {
state = 0;
} else {
// still inside comment
}
for (i=0; i<commentCol+1; i++)
if (linebuf[i]!=' ')
break;
if (linebuf[i]=='*') {
if (linebuf[i+1]==' ') {
i+=2;
} else {
i+=1;
}
}
fputs(linebuf+i, stdout);
break;
}
}
return 0;
}
//
// End of "$Id$".
//