SV *sv;
PerlLIO_dup2(PerlIO_fileno(fp), fd);
+ MUTEX_LOCK(&PL_fdpid_mutex);
sv = *av_fetch(PL_fdpid,PerlIO_fileno(fp),TRUE);
(void)SvUPGRADE(sv, SVt_IV);
pid = SvIVX(sv);
SvIVX(sv) = 0;
sv = *av_fetch(PL_fdpid,fd,TRUE);
+ MUTEX_UNLOCK(&PL_fdpid_mutex);
(void)SvUPGRADE(sv, SVt_IV);
SvIVX(sv) = pid;
if (!was_fdopen)
IoFLAGS(io) &= ~IOf_NOLINE;
if (writing) {
dTHR;
- if (IoTYPE(io) == 's'
- || (IoTYPE(io) == '>' && S_ISCHR(PL_statbuf.st_mode)) )
+ bool is_reg = IoTYPE(io) == '>' && S_ISCHR(PL_statbuf.st_mode);
+ if (IoTYPE(io) == 's' || is_reg)
{
char *mode;
if (out_raw)
IoIFP(io) = Nullfp;
goto say_false;
}
+ else {
+ if (is_reg)
+ IoIFP(io) = IoOFP(io); /* avoid double close() */
+ }
}
else
IoOFP(io) = fp;