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patch 8.1.0056: crash when using :hardcopy with illegal byte

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Problem:    Crash when using :hardcopy with illegal byte.
Solution:   Check for string_convert() returning NULL. (Dominique Pelle)
This commit is contained in:
Bram Moolenaar
2018-06-16 14:44:11 +02:00
parent 52d3aaeea4
commit 43dee181f5
3 changed files with 33 additions and 8 deletions
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10
src/hardcopy.c
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@@ -3372,8 +3372,9 @@ mch_print_start_line(int margin, int page_line)
}
int
mch_print_text_out(char_u *p, int len UNUSED)
mch_print_text_out(char_u *textp, int len UNUSED)
{
char_u *p = textp;
int need_break;
char_u ch;
char_u ch_buff[8];
@@ -3508,8 +3509,15 @@ mch_print_text_out(char_u *p, int len UNUSED)
#ifdef FEAT_MBYTE
if (prt_do_conv)
{
/* Convert from multi-byte to 8-bit encoding */
tofree = p = string_convert(&prt_conv, p, &len);
if (p == NULL)
{
p = (char_u *)"";
len = 0;
}
}
if (prt_out_mbyte)
{