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/* ui-diff.c: show diff between two blobs
*
* Copyright (C) 2006 Lars Hjemli
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
#include "cgit.h"
/*
* print a single line returned from xdiff
*/
static void print_line(char *line, int len)
{
char *class = "ctx";
char c = line[len-1];
if (line[0] == '+')
class = "add";
else if (line[0] == '-')
class = "del";
else if (line[0] == '@')
class = "hunk";
htmlf("<div class='%s'>", class);
line[len-1] = '\0';
html_txt(line);
html("</div>");
line[len-1] = c;
}
void cgit_print_diff(const char *old_hex, const char *new_hex)
{
unsigned char sha1[20], sha2[20];
get_sha1(old_hex, sha1);
get_sha1(new_hex, sha2);
html("<table class='diff'><tr><td>");
if (cgit_diff_files(sha1, sha2, print_line))
cgit_print_error("Error running diff");
html("</td></tr></table>");
}
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