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Prevent undefined behaviour on memcpy

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Francisco Couzo 2018-01-17 21:59:03 -03:00 committed by TingPing
parent 7d7be83216
commit ee8926503c
1 changed files with 4 additions and 2 deletions
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6
src/fe-gtk/xtext.c
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@ -4677,9 +4677,11 @@ gtk_xtext_append_indent (xtext_buffer *buf,
ent = g_malloc (left_len + right_len + 2 + sizeof (textentry));
str = (unsigned char *) ent + sizeof (textentry);
memcpy (str, left_text, left_len);
if (left_len)
memcpy (str, left_text, left_len);
str[left_len] = ' ';
memcpy (str + left_len + 1, right_text, right_len);
if (right_len)
memcpy (str + left_len + 1, right_text, right_len);
str[left_len + 1 + right_len] = 0;
left_width = gtk_xtext_text_width (buf->xtext, left_text, left_len);