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Bash-4.4 patch 2

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This commit is contained in:
Chet Ramey 2016-11-14 14:27:06 -05:00
commit 280bd77d8d
2 changed files with 9 additions and 2 deletions
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9
subst.c
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@ -5931,6 +5931,7 @@ read_comsub (fd, quoted, rflag)
char *istring, buf[128], *bufp, *s;
int istring_index, istring_size, c, tflag, skip_ctlesc, skip_ctlnul;
ssize_t bufn;
int nullbyte;
istring = (char *)NULL;
istring_index = istring_size = bufn = tflag = 0;
@ -5938,6 +5939,8 @@ read_comsub (fd, quoted, rflag)
for (skip_ctlesc = skip_ctlnul = 0, s = ifs_value; s && *s; s++)
skip_ctlesc |= *s == CTLESC, skip_ctlnul |= *s == CTLNUL;
nullbyte = 0;
/* Read the output of the command through the pipe. This may need to be
changed to understand multibyte characters in the future. */
while (1)
@ -5956,7 +5959,11 @@ read_comsub (fd, quoted, rflag)
if (c == 0)
{
#if 1
internal_warning ("%s", _("command substitution: ignored null byte in input"));
if (nullbyte == 0)
{
internal_warning ("%s", _("command substitution: ignored null byte in input"));
nullbyte = 1;
}
#endif
continue;
}