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-rw-r--r--ui-tree.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/ui-tree.c b/ui-tree.c
index c6159ec..553dbaa 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -1,96 +1,99 @@
/* ui-tree.c: functions for tree output
*
* Copyright (C) 2006 Lars Hjemli
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
#include <ctype.h>
#include "cgit.h"
#include "html.h"
#include "ui-shared.h"
char *curr_rev;
char *match_path;
int header = 0;
static void print_text_buffer(char *buf, unsigned long size)
{
unsigned long lineno, idx;
const char *numberfmt =
"<a class='no' id='n%1$d' name='n%1$d' href='#n%1$d'>%1$d</a>\n";
html("<table summary='blob content' class='blob'>\n");
html("<tr><td class='linenumbers'><pre>");
idx = 0;
lineno = 0;
- htmlf(numberfmt, ++lineno);
- while(idx < size - 1) { // skip absolute last newline
- if (buf[idx] == '\n')
- htmlf(numberfmt, ++lineno);
- idx++;
+
+ if (size) {
+ htmlf(numberfmt, ++lineno);
+ while(idx < size - 1) { // skip absolute last newline
+ if (buf[idx] == '\n')
+ htmlf(numberfmt, ++lineno);
+ idx++;
+ }
}
html("</pre></td>\n");
html("<td class='lines'><pre><code>");
html_txt(buf);
html("</code></pre></td></tr></table>\n");
}
#define ROWLEN 32
static void print_binary_buffer(char *buf, unsigned long size)
{
unsigned long ofs, idx;
static char ascii[ROWLEN + 1];
html("<table summary='blob content' class='bin-blob'>\n");
html("<tr><th>ofs</th><th>hex dump</th><th>ascii</th></tr>");
for (ofs = 0; ofs < size; ofs += ROWLEN, buf += ROWLEN) {
htmlf("<tr><td class='right'>%04x</td><td class='hex'>", ofs);
for (idx = 0; idx < ROWLEN && ofs + idx < size; idx++)
htmlf("%*s%02x",
idx == 16 ? 4 : 1, "",
buf[idx] & 0xff);
html(" </td><td class='hex'>");
for (idx = 0; idx < ROWLEN && ofs + idx < size; idx++)
ascii[idx] = isgraph(buf[idx]) ? buf[idx] : '.';
ascii[idx] = '\0';
html_txt(ascii);
html("</td></tr>\n");
}
html("</table>\n");
}
static void print_object(const unsigned char *sha1, char *path)
{
enum object_type type;
char *buf;
unsigned long size;
type = sha1_object_info(sha1, &size);
if (type == OBJ_BAD) {
cgit_print_error(fmt("Bad object name: %s",
sha1_to_hex(sha1)));
return;
}
buf = read_sha1_file(sha1, &type, &size);
if (!buf) {
cgit_print_error(fmt("Error reading object %s",
sha1_to_hex(sha1)));
return;
}
html(" (");
cgit_plain_link("plain", NULL, NULL, ctx.qry.head,
curr_rev, path);
htmlf(")<br/>blob: %s\n", sha1_to_hex(sha1));
if (buffer_is_binary(buf, size))
print_binary_buffer(buf, size);
else
print_text_buffer(buf, size);
}