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