int fd;
int result;
bool was_fdopen = FALSE;
+ bool in_raw = 0, in_crlf = 0, out_raw = 0, out_crlf = 0;
PL_forkprocess = 1; /* assume true if no fork */
+ if (PL_op && PL_op->op_type == OP_OPEN) {
+ /* set up disciplines */
+ U8 flags = PL_op->op_private;
+ in_raw = (flags & OPpOPEN_IN_RAW);
+ in_crlf = (flags & OPpOPEN_IN_CRLF);
+ out_raw = (flags & OPpOPEN_OUT_RAW);
+ out_crlf = (flags & OPpOPEN_OUT_CRLF);
+ }
+
if (IoIFP(io)) {
fd = PerlIO_fileno(IoIFP(io));
if (IoTYPE(io) == '-')
if (fd == -1)
fp = NULL;
else {
- char *fpmode;
+ char fpmode[4];
+ STRLEN ix = 0;
if (result == O_RDONLY)
- fpmode = "r";
+ fpmode[ix++] = 'r';
#ifdef O_APPEND
- else if (rawmode & O_APPEND)
- fpmode = (result == O_WRONLY) ? "a" : "a+";
+ else if (rawmode & O_APPEND) {
+ fpmode[ix++] = 'a';
+ if (result != O_WRONLY)
+ fpmode[ix++] = '+';
+ }
#endif
- else
- fpmode = (result == O_WRONLY) ? "w" : "r+";
+ else {
+ if (result == O_WRONLY)
+ fpmode[ix++] = 'w';
+ else {
+ fpmode[ix++] = 'r';
+ fpmode[ix++] = '+';
+ }
+ }
+ if (rawmode & O_BINARY)
+ fpmode[ix++] = 'b';
+ fpmode[ix] = '\0';
fp = PerlIO_fdopen(fd, fpmode);
if (!fp)
PerlLIO_close(fd);
char *oname = name;
STRLEN tlen;
STRLEN olen = len;
- char mode[3]; /* stdio file mode ("r\0" or "r+\0") */
+ char mode[4]; /* stdio file mode ("r\0", "rb\0", "r+b\0" etc.) */
int dodup;
type = savepvn(name, len);
name = type;
len = tlen;
}
- mode[0] = mode[1] = mode[2] = '\0';
+ mode[0] = mode[1] = mode[2] = mode[3] = '\0';
IoTYPE(io) = *type;
if (*type == '+' && tlen > 1 && type[tlen-1] != '|') { /* scary */
mode[1] = *type++;
if (ckWARN(WARN_PIPE))
Perl_warner(aTHX_ WARN_PIPE, "Can't open bidirectional pipe");
}
- fp = PerlProc_popen(name,"w");
+ {
+ char *mode;
+ if (out_raw)
+ mode = "wb";
+ else if (out_crlf)
+ mode = "wt";
+ else
+ mode = "w";
+ fp = PerlProc_popen(name,mode);
+ }
writing = 1;
}
else if (*type == '>') {
mode[0] = 'w';
writing = 1;
+ if (out_raw)
+ strcat(mode, "b");
+ else if (out_crlf)
+ strcat(mode, "t");
+
if (num_svs && tlen != 1)
goto unknown_desr;
if (*type == '&') {
/*SUPPRESS 530*/
for (type++; isSPACE(*type); type++) ;
mode[0] = 'r';
+ if (in_raw)
+ strcat(mode, "b");
+ else if (in_crlf)
+ strcat(mode, "t");
+
if (*type == '&') {
name = type;
goto duplicity;
if (strNE(name,"-") || num_svs)
TAINT_ENV();
TAINT_PROPER("piped open");
- fp = PerlProc_popen(name,"r");
+ {
+ char *mode;
+ if (in_raw)
+ mode = "rb";
+ else if (in_crlf)
+ mode = "rt";
+ else
+ mode = "r";
+ fp = PerlProc_popen(name,mode);
+ }
IoTYPE(io) = '|';
}
else {
fp = PerlIO_stdin();
IoTYPE(io) = '-';
}
- else
- fp = PerlIO_open(name,"r");
+ else {
+ char *mode;
+ if (in_raw)
+ mode = "rb";
+ else if (in_crlf)
+ mode = "rt";
+ else
+ mode = "r";
+ fp = PerlIO_open(name,mode);
+ }
}
}
if (!fp) {
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)) ) {
- if (!(IoOFP(io) = PerlIO_fdopen(PerlIO_fileno(fp),"w"))) {
+ bool is_reg = IoTYPE(io) == '>' && S_ISCHR(PL_statbuf.st_mode);
+ if (IoTYPE(io) == 's' || is_reg)
+ {
+ char *mode;
+ if (out_raw)
+ mode = "wb";
+ else if (out_crlf)
+ mode = "wt";
+ else
+ mode = "w";
+
+ if (!(IoOFP(io) = PerlIO_fdopen(PerlIO_fileno(fp),mode))) {
PerlIO_close(fp);
IoIFP(io) = Nullfp;
goto say_false;
}
+ else {
+ if (is_reg)
+ IoIFP(io) = IoOFP(io); /* avoid double close() */
+ }
}
else
IoOFP(io) = fp;
else {
dTHR;
if (ckWARN_d(WARN_INPLACE)) {
- if (!S_ISREG(PL_statbuf.st_mode))
+ int eno = errno;
+ if (PerlLIO_stat(PL_oldname, &PL_statbuf) >= 0
+ && !S_ISREG(PL_statbuf.st_mode))
+ {
Perl_warner(aTHX_ WARN_INPLACE,
"Can't do inplace edit: %s is not a regular file",
PL_oldname);
+ }
else
Perl_warner(aTHX_ WARN_INPLACE, "Can't open %s: %s",
- PL_oldname, Strerror(errno));
+ PL_oldname, Strerror(eno));
}
}
}
}
int
-Perl_do_binmode(pTHX_ PerlIO *fp, int iotype, int flag)
+Perl_mode_from_discipline(pTHX_ SV *discp)
+{
+ int mode = O_BINARY;
+ if (discp) {
+ STRLEN len;
+ char *s = SvPV(discp,len);
+ while (*s) {
+ if (*s == ':') {
+ switch (s[1]) {
+ case 'r':
+ if (len > 3 && strnEQ(s+1, "raw", 3)
+ && (!s[4] || s[4] == ':' || isSPACE(s[4])))
+ {
+ mode = O_BINARY;
+ s += 4;
+ len -= 4;
+ break;
+ }
+ /* FALL THROUGH */
+ case 'c':
+ if (len > 4 && strnEQ(s+1, "crlf", 4)
+ && (!s[5] || s[5] == ':' || isSPACE(s[5])))
+ {
+ mode = O_TEXT;
+ s += 5;
+ len -= 5;
+ break;
+ }
+ /* FALL THROUGH */
+ default:
+ goto fail_discipline;
+ }
+ }
+ else if (isSPACE(*s)) {
+ ++s;
+ --len;
+ }
+ else {
+ char *end;
+fail_discipline:
+ end = strchr(s+1, ':');
+ if (!end)
+ end = s+len;
+ Perl_croak(aTHX_ "Unknown discipline '%.*s'", end-s, s);
+ }
+ }
+ }
+ return mode;
+}
+
+int
+Perl_do_binmode(pTHX_ PerlIO *fp, int iotype, int mode)
{
- if (flag != TRUE)
- Perl_croak(aTHX_ "panic: unsetting binmode"); /* Not implemented yet */
#ifdef DOSISH
-#if defined(atarist) || defined(__MINT__)
- if (!PerlIO_flush(fp) && (fp->_flag |= _IOBIN))
+# if defined(atarist) || defined(__MINT__)
+ if (!PerlIO_flush(fp)) {
+ if (mode & O_BINARY)
+ ((FILE*)fp)->_flag |= _IOBIN;
+ else
+ ((FILE*)fp)->_flag &= ~ _IOBIN;
return 1;
- else
- return 0;
-#else
- if (PerlLIO_setmode(PerlIO_fileno(fp), OP_BINARY) != -1) {
-#if defined(WIN32) && defined(__BORLANDC__)
+ }
+ return 0;
+# else
+ if (PerlLIO_setmode(PerlIO_fileno(fp), mode) != -1) {
+# if defined(WIN32) && defined(__BORLANDC__)
/* The translation mode of the stream is maintained independent
* of the translation mode of the fd in the Borland RTL (heavy
* digging through their runtime sources reveal). User has to
* document this anywhere). GSAR 97-5-24
*/
PerlIO_seek(fp,0L,0);
- ((FILE*)fp)->flags |= _F_BIN;
-#endif
+ if (mode & O_BINARY)
+ ((FILE*)fp)->flags |= _F_BIN;
+ else
+ ((FILE*)fp)->flags &= ~ _F_BIN;
+# endif
return 1;
}
else
return 0;
-#endif
+# endif
#else
-#if defined(USEMYBINMODE)
- if (my_binmode(fp,iotype) != FALSE)
+# if defined(USEMYBINMODE)
+ if (my_binmode(fp, iotype, mode) != FALSE)
return 1;
else
return 0;
-#else
+# else
return 1;
-#endif
+# endif
#endif
}
{
struct semid_ds semds;
union semun semun;
-
+#ifdef EXTRA_F_IN_SEMUN_BUF
+ semun.buff = &semds;
+#else
semun.buf = &semds;
+#endif
getinfo = (cmd == GETALL);
if (Semctl(id, 0, IPC_STAT, semun) == -1)
return -1;
#ifdef Semctl
union semun unsemds;
+#ifdef EXTRA_F_IN_SEMUN_BUF
+ unsemds.buff = (struct semid_ds *)a;
+#else
unsemds.buf = (struct semid_ds *)a;
+#endif
ret = Semctl(id, n, cmd, unsemds);
#else
Perl_croak(aTHX_ "%s not implemented", PL_op_desc[optype]);
if (ret >= 0) {
SvCUR_set(mstr, sizeof(long)+ret);
*SvEND(mstr) = '\0';
+#ifndef INCOMPLETE_TAINTS
+ /* who knows who has been playing with this message? */
+ SvTAINTED_on(mstr);
+#endif
}
return ret;
#else
if (shm == (char *)-1) /* I hate System V IPC, I really do */
return -1;
if (optype == OP_SHMREAD) {
+ /* suppress warning when reading into undef var (tchrist 3/Mar/00) */
+ if (! SvOK(mstr))
+ sv_setpvn(mstr, "", 0);
SvPV_force(mstr, len);
mbuf = SvGROW(mstr, msize+1);
SvCUR_set(mstr, msize);
*SvEND(mstr) = '\0';
SvSETMAGIC(mstr);
+#ifndef INCOMPLETE_TAINTS
+ /* who knows who has been playing with this shared memory? */
+ SvTAINTED_on(mstr);
+#endif
}
else {
I32 n;