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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
@@ -22,17 +22,20 @@ static void print_text_buffer(char *buf, unsigned long size)
"<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");
}