# define OPEN_EXCL 0
#endif
-#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX)
#include <signal.h>
-#endif
bool
Perl_do_open(pTHX_ GV *gv, register char *name, I32 len, int as_raw,
/* Collect default raw/crlf info from the op */
if (PL_op && PL_op->op_type == OP_OPEN) {
- /* set up disciplines */
+ /* set up IO layers */
U8 flags = PL_op->op_private;
in_raw = (flags & OPpOPEN_IN_RAW);
in_crlf = (flags & OPpOPEN_IN_CRLF);
(ismodifying & (O_CREAT|appendtrunc)))
TAINT_PROPER("sysopen");
}
- mode[ix++] = '#'; /* Marker to openn to use numeric "sysopen" */
+ mode[ix++] = IoTYPE_NUMERIC; /* Marker to openn to use numeric "sysopen" */
#if defined(USE_64_BIT_RAWIO) && defined(O_LARGEFILE)
rawmode |= O_LARGEFILE; /* Transparently largefiley. */
*--tend = '\0';
if (num_svs) {
- /* New style explict name, type is just mode and discipline/layer info */
+ /* New style explicit name, type is just mode and layer info */
STRLEN l = 0;
#ifdef USE_STDIO
if (SvROK(*svp) && !strchr(name,'&')) {
if ((*type == IoTYPE_RDWR) && /* scary */
(*(type+1) == IoTYPE_RDONLY || *(type+1) == IoTYPE_WRONLY) &&
((!num_svs || (tend > type+1 && tend[-1] != IoTYPE_PIPE)))) {
- TAINT_PROPER("open");
+ TAINT_PROPER("open");
mode[1] = *type++;
writing = 1;
}
if (*type == IoTYPE_PIPE) {
if (num_svs) {
if (type[1] != IoTYPE_STD) {
- unknown_desr:
+ unknown_open_mode:
Perl_croak(aTHX_ "Unknown open() mode '%.*s'", (int)olen, oname);
}
type++;
}
}
}
- }
+ } /* IoTYPE_PIPE */
else if (*type == IoTYPE_WRONLY) {
TAINT_PROPER("open");
type++;
fp = PerlIO_openn(aTHX_ type,mode,-1,0,0,NULL,num_svs,svp);
}
} /* !& */
- }
+ if (!fp && type && *type && *type != ':' && !isIDFIRST(*type))
+ goto unknown_open_mode;
+ } /* IoTYPE_WRONLY */
else if (*type == IoTYPE_RDONLY) {
/*SUPPRESS 530*/
for (type++; isSPACE(*type); type++) ;
}
fp = PerlIO_openn(aTHX_ type,mode,-1,0,0,NULL,num_svs,svp);
}
- }
- else if ((num_svs && type[0] == IoTYPE_STD && type[1] == IoTYPE_PIPE) ||
+ if (!fp && type && *type && *type != ':' && !isIDFIRST(*type))
+ goto unknown_open_mode;
+ } /* IoTYPE_RDONLY */
+ else if ((num_svs && /* '-|...' or '...|' */
+ type[0] == IoTYPE_STD && type[1] == IoTYPE_PIPE) ||
(!num_svs && tend > type+1 && tend[-1] == IoTYPE_PIPE)) {
if (num_svs) {
type += 2; /* skip over '-|' */
}
}
}
- else {
+ else { /* layer(Args) */
if (num_svs)
- goto unknown_desr;
+ goto unknown_open_mode;
name = type;
IoTYPE(io) = IoTYPE_RDONLY;
/*SUPPRESS 530*/
if (IoTYPE(io) == IoTYPE_SOCKET
|| (IoTYPE(io) == IoTYPE_WRONLY && fd >= 0 && S_ISCHR(PL_statbuf.st_mode)) ) {
char *s = mode;
- if (*s == 'I' || *s == '#')
- s++;
+ if (*s == IoTYPE_IMPLICIT || *s == IoTYPE_NUMERIC)
+ s++;
*s = 'w';
if (!(IoOFP(io) = PerlIO_openn(aTHX_ type,s,fd,0,0,NULL,0,svp))) {
PerlIO_close(fp);
if (PerlProc_pipe(fd) < 0)
goto badexit;
- IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPESOCK_MODE);
- IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPESOCK_MODE);
+ IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE);
+ IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE);
IoOFP(rstio) = IoIFP(rstio);
IoIFP(wstio) = IoOFP(wstio);
IoTYPE(rstio) = IoTYPE_RDONLY;
if (!end)
end = s+len;
#ifndef PERLIO_LAYERS
- Perl_croak(aTHX_ "Unknown discipline '%.*s'", end-s, s);
+ Perl_croak(aTHX_ "IO layers (like '%.*s') unavailable", end-s, s);
#else
s = end;
#endif
while (*t && isSPACE(*t))
++t;
- if (!*t && (dup2(1,2) != -1)) {
+ if (!*t && (PerlLIO_dup2(1,2) != -1)) {
s[-2] = '\0';
break;
}
if (*cp == '?') *cp = '%'; /* VMS style single-char wildcard */
while (ok && ((sts = lib$find_file(&wilddsc,&rsdsc,&cxt,
&dfltdsc,NULL,NULL,NULL))&1)) {
- end = rstr + (unsigned long int) *rslt;
- if (!hasver) while (*end != ';') end--;
+ /* with varying string, 1st word of buffer contains result length */
+ end = rstr + *((unsigned short int*)rslt);
+ if (!hasver) while (*end != ';' && end > rstr) end--;
*(end++) = '\n'; *end = '\0';
for (cp = rstr; *cp; cp++) *cp = _tolower(*cp);
if (hasdir) {