void (char c) { column++; if (prevCharIsLF) { prevCharIsLF = false; line += (column = 1); } else if (prevCharIsCR) { prevCharIsCR = false; if (c == '\n') { prevCharIsLF = true; } else line += (column = 1); } switch (c) { case '\r' : prevCharIsCR = true; break; case '\n' : prevCharIsLF = true; break; case '\t' : column--; column += (8 - (column & 07)); break; default : break; } bufline[bufpos] = line; bufcolumn[bufpos] = column; }