/* Normal-format output routines for GNU DIFF.
Copyright (C) 1988, 1989 Free Software Foundation, Inc.
This file is part of GNU DIFF.
GNU DIFF is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
GNU DIFF 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU DIFF; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
void print_normal_hunk ();
void print_number_range ();
struct change
*find_change ();
/* Print the edit-script SCRIPT as a normal diff.
INF points to an array of descriptions of the two files. */
print_normal_script (script
)
print_script (script
, find_change
, print_normal_hunk
);
/* Print a hunk of a normal diff.
This is a contiguous portion of a complete edit script,
describing changes in consecutive lines. */
int first0
, last0
, first1
, last1
, deletes
, inserts
;
/* Determine range of line numbers involved in each file. */
analyze_hunk (hunk
, &first0
, &last0
, &first1
, &last1
, &deletes
, &inserts
);
if (!deletes
&& !inserts
)
/* Print out the line number header for this hunk */
print_number_range (',', &files
[0], first0
, last0
);
fprintf (outfile
, "%c", change_letter (inserts
, deletes
));
print_number_range (',', &files
[1], first1
, last1
);
/* Print the lines that the first file has. */
for (i
= first0
; i
<= last0
; i
++)
print_1_line ("<", &files
[0].linbuf
[i
]);
fprintf (outfile
, "---\n");
/* Print the lines that the second file has. */
for (i
= first1
; i
<= last1
; i
++)
print_1_line (">", &files
[1].linbuf
[i
]);