/* see system service docs for $TRNLNM -- NOT the same as LNM$_MAX_INDEX */
#define PERL_LNM_MAX_ALLOWED_INDEX 127
+/* OpenVMS User's Guide says at least 9 iterative translations will be performed,
+ * depending on the facility. SHOW LOGICAL does 10, so we'll imitate that for
+ * the Perl facility.
+ */
+#define PERL_LNM_MAX_ITER 10
+
#define MAX_DCL_SYMBOL 255 /* well, what *we* can set, at least*/
#define MAX_DCL_LINE_LENGTH (4*MAX_DCL_SYMBOL-4)
static int tz_updated = 1;
#endif
+/* my_maxidx
+ * Routine to retrieve the maximum equivalence index for an input
+ * logical name. Some calls to this routine have no knowledge if
+ * the variable is a logical or not. So on error we return a max
+ * index of zero.
+ */
+/*{{{int my_maxidx(char *lnm) */
+static int
+my_maxidx(char *lnm)
+{
+ int status;
+ int midx;
+ int attr = LNM$M_CASE_BLIND;
+ struct dsc$descriptor lnmdsc;
+ struct itmlst_3 itlst[2] = {{sizeof(midx), LNM$_MAX_INDEX, &midx, 0},
+ {0, 0, 0, 0}};
+
+ lnmdsc.dsc$w_length = strlen(lnm);
+ lnmdsc.dsc$b_dtype = DSC$K_DTYPE_T;
+ lnmdsc.dsc$b_class = DSC$K_CLASS_S;
+ lnmdsc.dsc$a_pointer = lnm;
+
+ status = sys$trnlnm(&attr, &fildevdsc, &lnmdsc, 0, itlst);
+ if ((status & 1) == 0)
+ midx = 0;
+
+ return (midx);
+}
+/*}}}*/
+
/*{{{int vmstrnenv(const char *lnm, char *eqv, unsigned long int idx, struct dsc$descriptor_s **tabvec, unsigned long int flags) */
int
Perl_vmstrnenv(const char *lnm, char *eqv, unsigned long int idx,
char uplnm[LNM$C_NAMLENGTH+1], *cp1, *cp2;
unsigned short int eqvlen, curtab, ivlnm = 0, ivsym = 0, ivenv = 0, secure;
unsigned long int retsts, attr = LNM$M_CASE_BLIND;
+ int midx;
unsigned char acmode;
struct dsc$descriptor_s lnmdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,0},
tmpdsc = {6,DSC$K_DTYPE_T,DSC$K_CLASS_S,0};
$DESCRIPTOR(crtlenv,"CRTL_ENV"); $DESCRIPTOR(clisym,"CLISYM");
#if defined(PERL_IMPLICIT_CONTEXT)
pTHX = NULL;
-# if defined(USE_5005THREADS)
- /* We jump through these hoops because we can be called at */
- /* platform-specific initialization time, which is before anything is */
- /* set up--we can't even do a plain dTHX since that relies on the */
- /* interpreter structure to be initialized */
- if (PL_curinterp) {
- aTHX = PL_threadnum? THR : (struct perl_thread*)SvPVX(PL_thrsv);
- } else {
- aTHX = NULL;
- }
-# else
if (PL_curinterp) {
aTHX = PERL_GET_INTERP;
} else {
aTHX = NULL;
}
-
-# endif
#endif
- if (!lnm || !eqv || idx > PERL_LNM_MAX_ALLOWED_INDEX) {
+ if (!lnm || !eqv || ((idx != 0) && ((idx-1) > PERL_LNM_MAX_ALLOWED_INDEX))) {
set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return 0;
}
for (cp1 = (char *)lnm, cp2 = uplnm; *cp1; cp1++, cp2++) {
/* fully initialized, in which case either thr or PL_curcop */
/* might be bogus. We have to check, since ckWARN needs them */
/* both to be valid if running threaded */
-#if defined(USE_5005THREADS)
- if (thr && PL_curcop) {
-#endif
if (ckWARN(WARN_MISC)) {
Perl_warner(aTHX_ packWARN(WARN_MISC),"Value of CLI symbol \"%s\" too long",lnm);
}
-#if defined(USE_5005THREADS)
- } else {
- Perl_warner(aTHX_ packWARN(WARN_MISC),"Value of CLI symbol \"%s\" too long",lnm);
- }
-#endif
-
}
strncpy(eqv,eqvdsc.dsc$a_pointer,eqvlen);
}
}
}
else if (!ivlnm) {
- retsts = sys$trnlnm(&attr,tabvec[curtab],&lnmdsc,&acmode,lnmlst);
- if (retsts == SS$_IVLOGNAM) { ivlnm = 1; continue; }
- if (retsts == SS$_NOLOGNAM) continue;
- /* PPFs have a prefix */
- if (
+ if ( (idx == 0) && (flags & PERL__TRNENV_JOIN_SEARCHLIST) ) {
+ midx = my_maxidx((char *) lnm);
+ for (idx = 0, cp1 = eqv; idx <= midx; idx++) {
+ lnmlst[1].bufadr = cp1;
+ eqvlen = 0;
+ retsts = sys$trnlnm(&attr,tabvec[curtab],&lnmdsc,&acmode,lnmlst);
+ if (retsts == SS$_IVLOGNAM) { ivlnm = 1; break; }
+ if (retsts == SS$_NOLOGNAM) break;
+ /* PPFs have a prefix */
+ if (
#if INTSIZE == 4
- *((int *)uplnm) == *((int *)"SYS$") &&
+ *((int *)uplnm) == *((int *)"SYS$") &&
#endif
- eqvlen >= 4 && eqv[0] == 0x1b && eqv[1] == 0x00 &&
- ( (uplnm[4] == 'O' && !strcmp(uplnm,"SYS$OUTPUT")) ||
- (uplnm[4] == 'I' && !strcmp(uplnm,"SYS$INPUT")) ||
- (uplnm[4] == 'E' && !strcmp(uplnm,"SYS$ERROR")) ||
- (uplnm[4] == 'C' && !strcmp(uplnm,"SYS$COMMAND")) ) ) {
- memcpy(eqv,eqv+4,eqvlen-4);
- eqvlen -= 4;
+ eqvlen >= 4 && eqv[0] == 0x1b && eqv[1] == 0x00 &&
+ ( (uplnm[4] == 'O' && !strcmp(uplnm,"SYS$OUTPUT")) ||
+ (uplnm[4] == 'I' && !strcmp(uplnm,"SYS$INPUT")) ||
+ (uplnm[4] == 'E' && !strcmp(uplnm,"SYS$ERROR")) ||
+ (uplnm[4] == 'C' && !strcmp(uplnm,"SYS$COMMAND")) ) ) {
+ memcpy(eqv,eqv+4,eqvlen-4);
+ eqvlen -= 4;
+ }
+ cp1 += eqvlen;
+ *cp1 = '\0';
+ }
+ if ((retsts == SS$_IVLOGNAM) ||
+ (retsts == SS$_NOLOGNAM)) { continue; }
}
+ else {
+ retsts = sys$trnlnm(&attr,tabvec[curtab],&lnmdsc,&acmode,lnmlst);
+ if (retsts == SS$_IVLOGNAM) { ivlnm = 1; continue; }
+ if (retsts == SS$_NOLOGNAM) continue;
+ eqv[eqvlen] = '\0';
+ }
+ eqvlen = strlen(eqv);
break;
}
}
char *
Perl_my_getenv(pTHX_ const char *lnm, bool sys)
{
- static char __my_getenv_eqv[LNM$C_NAMLENGTH+1];
+ static char *__my_getenv_eqv = NULL;
char uplnm[LNM$C_NAMLENGTH+1], *cp1, *cp2, *eqv;
unsigned long int idx = 0;
int trnsuccess, success, secure, saverr, savvmserr;
+ int midx, flags;
SV *tmpsv;
+ midx = my_maxidx((char *) lnm) + 1;
+
if (PL_curinterp) { /* Perl interpreter running -- may be threaded */
/* Set up a temporary buffer for the return value; Perl will
* clean it up at the next statement transition */
- tmpsv = sv_2mortal(newSVpv("",LNM$C_NAMLENGTH+1));
+ tmpsv = sv_2mortal(newSVpv("",(LNM$C_NAMLENGTH*midx)+1));
if (!tmpsv) return NULL;
eqv = SvPVX(tmpsv);
}
- else eqv = __my_getenv_eqv; /* Assume no interpreter ==> single thread */
+ else {
+ /* Assume no interpreter ==> single thread */
+ if (__my_getenv_eqv != NULL) {
+ Renew(__my_getenv_eqv,LNM$C_NAMLENGTH*midx+1,char);
+ }
+ else {
+ New(1380,__my_getenv_eqv,LNM$C_NAMLENGTH*midx+1,char);
+ }
+ eqv = __my_getenv_eqv;
+ }
+
for (cp1 = (char *) lnm, cp2 = eqv; *cp1; cp1++,cp2++) *cp2 = _toupper(*cp1);
if (cp1 - lnm == 7 && !strncmp(eqv,"DEFAULT",7)) {
getcwd(eqv,LNM$C_NAMLENGTH);
return eqv;
}
else {
- if ((cp2 = strchr(lnm,';')) != NULL) {
- strcpy(uplnm,lnm);
- uplnm[cp2-lnm] = '\0';
- idx = strtoul(cp2+1,NULL,0);
- lnm = uplnm;
- }
/* Impose security constraints only if tainting */
if (sys) {
/* Impose security constraints only if tainting */
secure = PL_curinterp ? PL_tainting : will_taint;
saverr = errno; savvmserr = vaxc$errno;
}
- else secure = 0;
- success = vmstrnenv(lnm,eqv,idx,
- secure ? fildev : NULL,
+ else {
+ secure = 0;
+ }
+
+ flags =
#ifdef SECURE_INTERNAL_GETENV
- secure ? PERL__TRNENV_SECURE : 0
+ secure ? PERL__TRNENV_SECURE : 0
#else
- 0
+ 0
#endif
- );
+ ;
+
+ /* For the getenv interface we combine all the equivalence names
+ * of a search list logical into one value to acquire a maximum
+ * value length of 255*128 (assuming %ENV is using logicals).
+ */
+ flags |= PERL__TRNENV_JOIN_SEARCHLIST;
+
+ /* If the name contains a semicolon-delimited index, parse it
+ * off and make sure we only retrieve the equivalence name for
+ * that index. */
+ if ((cp2 = strchr(lnm,';')) != NULL) {
+ strcpy(uplnm,lnm);
+ uplnm[cp2-lnm] = '\0';
+ idx = strtoul(cp2+1,NULL,0);
+ lnm = uplnm;
+ flags &= ~PERL__TRNENV_JOIN_SEARCHLIST;
+ }
+
+ success = vmstrnenv(lnm,eqv,idx,secure ? fildev : NULL,flags);
+
/* Discard NOLOGNAM on internal calls since we're often looking
* for an optional name, and this "error" often shows up as the
* (bogus) exit status for a die() call later on. */
{
char *buf, *cp1, *cp2;
unsigned long idx = 0;
- static char __my_getenv_len_eqv[LNM$C_NAMLENGTH+1];
+ int midx, flags;
+ static char *__my_getenv_len_eqv = NULL;
int secure, saverr, savvmserr;
SV *tmpsv;
+ midx = my_maxidx((char *) lnm) + 1;
+
if (PL_curinterp) { /* Perl interpreter running -- may be threaded */
/* Set up a temporary buffer for the return value; Perl will
* clean it up at the next statement transition */
- tmpsv = sv_2mortal(newSVpv("",LNM$C_NAMLENGTH+1));
+ tmpsv = sv_2mortal(newSVpv("",(LNM$C_NAMLENGTH*midx)+1));
if (!tmpsv) return NULL;
buf = SvPVX(tmpsv);
}
- else buf = __my_getenv_len_eqv; /* Assume no interpreter ==> single thread */
+ else {
+ /* Assume no interpreter ==> single thread */
+ if (__my_getenv_len_eqv != NULL) {
+ Renew(__my_getenv_len_eqv,LNM$C_NAMLENGTH*midx+1,char);
+ }
+ else {
+ New(1381,__my_getenv_len_eqv,LNM$C_NAMLENGTH*midx+1,char);
+ }
+ buf = __my_getenv_len_eqv;
+ }
+
for (cp1 = (char *)lnm, cp2 = buf; *cp1; cp1++,cp2++) *cp2 = _toupper(*cp1);
if (cp1 - lnm == 7 && !strncmp(buf,"DEFAULT",7)) {
getcwd(buf,LNM$C_NAMLENGTH);
return buf;
}
else {
- if ((cp2 = strchr(lnm,';')) != NULL) {
- strcpy(buf,lnm);
- buf[cp2-lnm] = '\0';
- idx = strtoul(cp2+1,NULL,0);
- lnm = buf;
- }
if (sys) {
/* Impose security constraints only if tainting */
secure = PL_curinterp ? PL_tainting : will_taint;
saverr = errno; savvmserr = vaxc$errno;
}
- else secure = 0;
- *len = vmstrnenv(lnm,buf,idx,
- secure ? fildev : NULL,
+ else {
+ secure = 0;
+ }
+
+ flags =
#ifdef SECURE_INTERNAL_GETENV
- secure ? PERL__TRNENV_SECURE : 0
+ secure ? PERL__TRNENV_SECURE : 0
#else
- 0
+ 0
#endif
- );
+ ;
+
+ flags |= PERL__TRNENV_JOIN_SEARCHLIST;
+
+ if ((cp2 = strchr(lnm,';')) != NULL) {
+ strcpy(buf,lnm);
+ buf[cp2-lnm] = '\0';
+ idx = strtoul(cp2+1,NULL,0);
+ lnm = buf;
+ flags &= ~PERL__TRNENV_JOIN_SEARCHLIST;
+ }
+
+ *len = vmstrnenv(lnm,buf,idx,secure ? fildev : NULL,flags);
+
/* Discard NOLOGNAM on internal calls since we're often looking
* for an optional name, and this "error" often shows up as the
* (bogus) exit status for a die() call later on. */
#if defined(PERL_IMPLICIT_CONTEXT)
pTHX;
#endif
-#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
+#if defined(USE_ITHREADS)
static perl_mutex primenv_mutex;
MUTEX_INIT(&primenv_mutex);
#endif
/* platform-specific initialization time, which is before anything is */
/* set up--we can't even do a plain dTHX since that relies on the */
/* interpreter structure to be initialized */
-#if defined(USE_5005THREADS)
- if (PL_curinterp) {
- aTHX = PL_threadnum? THR : (struct perl_thread*)SvPVX(PL_thrsv);
- } else {
- aTHX = NULL;
- }
-#else
if (PL_curinterp) {
aTHX = PERL_GET_INTERP;
} else {
aTHX = NULL;
}
#endif
-#endif
if (primed || !PL_envgv) return;
MUTEX_LOCK(&primenv_mutex);
Perl_warner(aTHX_ packWARN(WARN_INTERNAL),"Ill-formed message in prime_env_iter: |%s|",buf);
continue;
}
- PERL_HASH(hash,(U8*)key,keylen);
+ PERL_HASH(hash,key,keylen);
sv = newSVpvn(cp2,cp1 - cp2 + 1);
SvTAINTED_on(sv);
hv_store(envhv,key,keylen,sv,hash);
int
Perl_vmssetenv(pTHX_ char *lnm, char *eqv, struct dsc$descriptor_s **tabvec)
{
- char uplnm[LNM$C_NAMLENGTH], *cp1, *cp2;
+ char uplnm[LNM$C_NAMLENGTH], *cp1, *cp2, *c;
unsigned short int curtab, ivlnm = 0, ivsym = 0, ivenv = 0;
+ int nseg = 0, j;
unsigned long int retsts, usermode = PSL$C_USER;
+ struct itmlst_3 *ile, *ilist;
struct dsc$descriptor_s lnmdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,uplnm},
eqvdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,0},
tmpdsc = {6,DSC$K_DTYPE_T,DSC$K_CLASS_S,0};
else {
if (!*eqv) eqvdsc.dsc$w_length = 1;
if (eqvdsc.dsc$w_length > LNM$C_NAMLENGTH) {
- eqvdsc.dsc$w_length = LNM$C_NAMLENGTH;
- if (ckWARN(WARN_MISC)) {
- Perl_warner(aTHX_ packWARN(WARN_MISC),"Value of logical \"%s\" too long. Truncating to %i bytes",lnm, LNM$C_NAMLENGTH);
+
+ nseg = (eqvdsc.dsc$w_length + LNM$C_NAMLENGTH - 1) / LNM$C_NAMLENGTH;
+ if (nseg > PERL_LNM_MAX_ALLOWED_INDEX + 1) {
+ Perl_warner(aTHX_ packWARN(WARN_MISC),"Value of logical \"%s\" too long. Truncating to %i bytes",
+ lnm, LNM$C_NAMLENGTH * (PERL_LNM_MAX_ALLOWED_INDEX+1));
+ eqvdsc.dsc$w_length = LNM$C_NAMLENGTH * (PERL_LNM_MAX_ALLOWED_INDEX+1);
+ nseg = PERL_LNM_MAX_ALLOWED_INDEX + 1;
}
+
+ New(1382,ilist,nseg+1,struct itmlst_3);
+ ile = ilist;
+ if (!ile) {
+ set_errno(ENOMEM); set_vaxc_errno(SS$_INSFMEM);
+ return SS$_INSFMEM;
+ }
+ memset(ilist, 0, (sizeof(struct itmlst_3) * (nseg+1)));
+
+ for (j = 0, c = eqvdsc.dsc$a_pointer; j < nseg; j++, ile++, c += LNM$C_NAMLENGTH) {
+ ile->itmcode = LNM$_STRING;
+ ile->bufadr = c;
+ if ((j+1) == nseg) {
+ ile->buflen = strlen(c);
+ /* in case we are truncating one that's too long */
+ if (ile->buflen > LNM$C_NAMLENGTH) ile->buflen = LNM$C_NAMLENGTH;
+ }
+ else {
+ ile->buflen = LNM$C_NAMLENGTH;
+ }
+ }
+
+ retsts = lib$set_logical(&lnmdsc,0,tabvec[0],0,ilist);
+ Safefree (ilist);
+ }
+ else {
+ retsts = lib$set_logical(&lnmdsc,&eqvdsc,tabvec[0],0,0);
}
- retsts = lib$set_logical(&lnmdsc,&eqvdsc,tabvec[0],0,0);
}
}
}
} /* end of my_pclose() */
-#if defined(__CRTL_VER) && __CRTL_VER >= 70100322
+#if defined(__CRTL_VER) && __CRTL_VER >= 70200000
/* Roll our own prototype because we want this regardless of whether
* _VMS_WAIT is defined.
*/
/* fall through if this child is not one of our own pipe children */
-#if defined(__CRTL_VER) && __CRTL_VER >= 70100322
+#if defined(__CRTL_VER) && __CRTL_VER >= 70200000
/* waitpid() became available in the CRTL as of VMS 7.0, but only
* in 7.2 did we get a version that fills in the VMS completion
* of the current process.
*/
-#endif /* defined(__CRTL_VER) && __CRTL_VER >= 70100322 */
+#endif /* defined(__CRTL_VER) && __CRTL_VER >= 70200000 */
{
$DESCRIPTOR(intdsc,"0 00:00:01");
unsigned long int dirlen, retlen, addmfd = 0, hasfilename = 0;
char *retspec, *cp1, *cp2, *lastdir;
char trndir[NAM$C_MAXRSS+2], vmsdir[NAM$C_MAXRSS+1];
+ unsigned short int trnlnm_iter_count;
if (!dir || !*dir) {
set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return NULL;
}
if (!strpbrk(dir+1,"/]>:")) {
strcpy(trndir,*dir == '/' ? dir + 1: dir);
- while (!strpbrk(trndir,"/]>:>") && my_trnlnm(trndir,trndir,0)) ;
+ trnlnm_iter_count = 0;
+ while (!strpbrk(trndir,"/]>:>") && my_trnlnm(trndir,trndir,0)) {
+ trnlnm_iter_count++;
+ if (trnlnm_iter_count >= PERL_LNM_MAX_ITER) break;
+ }
dir = trndir;
dirlen = strlen(dir);
}
static char __pathify_retbuf[NAM$C_MAXRSS+1];
unsigned long int retlen;
char *retpath, *cp1, *cp2, trndir[NAM$C_MAXRSS+1];
+ unsigned short int trnlnm_iter_count;
+ STRLEN trnlen;
if (!dir || !*dir) {
set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return NULL;
if (*dir) strcpy(trndir,dir);
else getcwd(trndir,sizeof trndir - 1);
+ trnlnm_iter_count = 0;
while (!strpbrk(trndir,"/]:>") && !no_translate_barewords
&& my_trnlnm(trndir,trndir,0)) {
- STRLEN trnlen = strlen(trndir);
+ trnlnm_iter_count++;
+ if (trnlnm_iter_count >= PERL_LNM_MAX_ITER) break;
+ trnlen = strlen(trndir);
/* Trap simple rooted lnms, and return lnm:[000000] */
if (!strcmp(trndir+trnlen-2,".]")) {
static char __tounixspec_retbuf[NAM$C_MAXRSS+1];
char *dirend, *rslt, *cp1, *cp2, *cp3, tmp[NAM$C_MAXRSS+1];
int devlen, dirlen, retlen = NAM$C_MAXRSS+1, expand = 0;
+ unsigned short int trnlnm_iter_count;
if (spec == NULL) return NULL;
if (strlen(spec) > NAM$C_MAXRSS) return NULL;
if (ts) Safefree(rslt);
return NULL;
}
+ trnlnm_iter_count = 0;
do {
cp3 = tmp;
while (*cp3 != ':' && *cp3) cp3++;
*(cp3++) = '\0';
if (strchr(cp3,']') != NULL) break;
+ trnlnm_iter_count++;
+ if (trnlnm_iter_count >= PERL_LNM_MAX_ITER+1) break;
} while (vmstrnenv(tmp,tmp,0,fildev,0));
if (ts && !buf &&
((devlen = strlen(tmp)) + (dirlen = strlen(cp2)) + 1 > retlen)) {
struct list_item **tail,
int *count);
-static int background_process(int argc, char **argv);
+static int background_process(pTHX_ int argc, char **argv);
static void pipe_and_fork(pTHX_ char **cmargv);
*/
ap = argv[argc-1];
if (0 == strcmp("&", ap))
- exit(background_process(--argc, argv));
+ exit(background_process(aTHX_ --argc, argv));
if (*ap && '&' == ap[strlen(ap)-1])
{
ap[strlen(ap)-1] = '\0';
- exit(background_process(argc, argv));
+ exit(background_process(aTHX_ argc, argv));
}
/*
* Now we handle the general redirection cases that involve '>', '>>',
int expcount = 0;
unsigned long int context = 0;
int isunix = 0;
+int item_len = 0;
char *had_version;
char *had_device;
int had_directory;
add_item(head, tail, item, count);
return;
}
+ else
+ {
+ /* "double quoted" wild card expressions pass as is */
+ /* From DCL that means using e.g.: */
+ /* perl program """perl.*""" */
+ item_len = strlen(item);
+ if ( '"' == *item && '"' == item[item_len-1] )
+ {
+ item++;
+ item[item_len-2] = '\0';
+ add_item(head, tail, item, count);
+ return;
+ }
+ }
resultspec.dsc$b_dtype = DSC$K_DTYPE_T;
resultspec.dsc$b_class = DSC$K_CLASS_D;
resultspec.dsc$a_pointer = NULL;
}
}
-static int background_process(int argc, char **argv)
+static int background_process(pTHX_ int argc, char **argv)
{
char command[2048] = "$";
$DESCRIPTOR(value, "");
* hasn't been allocated when vms_image_init() is called.
*/
if (will_taint) {
- char ***newap;
- New(1320,newap,*argcp+2,char **);
- newap[0] = argvp[0];
- *newap[1] = "-T";
- Copy(argvp[1],newap[2],*argcp-1,char **);
+ char **newargv, **oldargv;
+ oldargv = *argvp;
+ New(1320,newargv,(*argcp)+2,char *);
+ newargv[0] = oldargv[0];
+ New(1320,newargv[1],3,char);
+ strcpy(newargv[1], "-T");
+ Copy(&oldargv[1],&newargv[2],(*argcp)-1,char **);
+ (*argcp)++;
+ newargv[*argcp] = NULL;
/* We orphan the old argv, since we don't know where it's come from,
* so we don't know how to free it.
*/
- *argcp++; argvp = newap;
+ *argvp = newargv;
}
else { /* Did user explicitly request tainting? */
int i;
if (tabidx) { tabvec[tabidx] = NULL; env_tables = tabvec; }
getredirection(argcp,argvp);
-#if defined(USE_5005THREADS) && ( defined(__DECC) || defined(__DECCXX) )
+#if defined(USE_ITHREADS) && ( defined(__DECC) || defined(__DECCXX) )
{
# include <reentrancy.h>
(void) decc$set_reentrancy(C$C_MULTITHREAD);
* Minor modifications to original routines.
*/
+/* readdir may have been redefined by reentr.h, so make sure we get
+ * the local version for what we do here.
+ */
+#ifdef readdir
+# undef readdir
+#endif
+#if !defined(PERL_IMPLICIT_CONTEXT)
+# define readdir Perl_readdir
+#else
+# define readdir(a) Perl_readdir(aTHX_ a)
+#endif
+
/* Number of elements in vms_versions array */
#define VERSIZE(e) (sizeof e->vms_versions / sizeof e->vms_versions[0])
* accurately report whether it's a directory.
*/
if (!cando_by_name(S_IRUSR,0,dir)) {
- set_errno(EACCES); set_vaxc_errno(RMS$_PRV);
+ /* cando_by_name has already set errno */
return NULL;
}
if (flex_stat(dir,&sb) == -1) return NULL;
dd->pat.dsc$w_length = strlen(dd->pattern);
dd->pat.dsc$b_dtype = DSC$K_DTYPE_T;
dd->pat.dsc$b_class = DSC$K_CLASS_S;
+#if defined(USE_ITHREADS)
+ New(1308,dd->mutex,1,perl_mutex);
+ MUTEX_INIT( (perl_mutex *) dd->mutex );
+#else
+ dd->mutex = NULL;
+#endif
return dd;
} /* end of opendir() */
{
(void)lib$find_file_end(&dd->context);
Safefree(dd->pattern);
+#if defined(USE_ITHREADS)
+ MUTEX_DESTROY( (perl_mutex *) dd->mutex );
+ Safefree(dd->mutex);
+#endif
Safefree((char *)dd);
}
/*}}}*/
/*}}}*/
/*
+ * Read the next entry from the directory -- thread-safe version.
+ */
+/*{{{ int readdir_r(DIR *dd, struct dirent *entry, struct dirent **result)*/
+int
+Perl_readdir_r(pTHX_ DIR *dd, struct dirent *entry, struct dirent **result)
+{
+ int retval;
+
+ MUTEX_LOCK( (perl_mutex *) dd->mutex );
+
+ entry = readdir(dd);
+ *result = entry;
+ retval = ( *result == NULL ? errno : 0 );
+
+ MUTEX_UNLOCK( (perl_mutex *) dd->mutex );
+
+ return retval;
+
+} /* end of readdir_r() */
+/*}}}*/
+
+/*
* Return something that can be used in a seekdir later.
*/
/*{{{ long telldir(DIR *dd)*/
*
* vms_do_aexec() and vms_do_exec() are called in response to the
* perl 'exec' function. If this follows a vfork call, then they
- * call out the the regular perl routines in doio.c which do an
+ * call out the regular perl routines in doio.c which do an
* execvp (for those who really want to try this under VMS).
* Otherwise, they do exactly what the perl docs say exec should
* do - terminate the current script and invoke a new command
* in 'VMSish fashion' (i.e. not after a call to vfork) The args
* are concatenated to form a DCL command string. If the first arg
* begins with '$' (i.e. the perl script had "\$ Type" or some such),
- * the the command string is handed off to DCL directly. Otherwise,
+ * the command string is handed off to DCL directly. Otherwise,
* the first token of the command is taken as the filespec of an image
* to run. The filespec is expanded using a default type of '.EXE' and
* the process defaults for device, directory, etc., and if found, the resultant
{0, DSC$K_DTYPE_T, DSC$K_CLASS_S, usrname};
char vmsname[NAM$C_MAXRSS+1], fileified[NAM$C_MAXRSS+1];
unsigned long int objtyp = ACL$C_FILE, access, retsts, privused, iosb[2];
- unsigned short int retlen;
+ unsigned short int retlen, trnlnm_iter_count;
struct dsc$descriptor_s namdsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
union prvdef curprv;
struct itmlst_3 armlst[3] = {{sizeof access, CHP$_ACCESS, &access, &retlen},
/* Make sure we expand logical names, since sys$check_access doesn't */
if (!strpbrk(fname,"/]>:")) {
strcpy(fileified,fname);
- while (!strpbrk(fileified,"/]>:>") && my_trnlnm(fileified,fileified,0)) ;
+ trnlnm_iter_count = 0;
+ while (!strpbrk(fileified,"/]>:>") && my_trnlnm(fileified,fileified,0)) {
+ trnlnm_iter_count++;
+ if (trnlnm_iter_count >= PERL_LNM_MAX_ITER) break;
+ }
fname = fileified;
}
if (!do_tovmsspec(fname,vmsname,1)) return FALSE;
/* Before we call $check_access, create a user profile with the current
* process privs since otherwise it just uses the default privs from the
- * UAF and might give false positives or negatives.
+ * UAF and might give false positives or negatives. This only works on
+ * VMS versions v6.0 and later since that's when sys$create_user_profile
+ * became available.
*/
/* get current process privs and username */
_ckvmssts(sys$getjpiw(0,0,0,jpilst,iosb,0,0));
_ckvmssts(iosb[0]);
+#if defined(__VMS_VER) && __VMS_VER >= 60000000
+
/* find out the space required for the profile */
_ckvmssts(sys$create_user_profile(&usrdsc,&usrprolst,0,0,
&usrprodsc.dsc$w_length,0));
retsts = sys$check_access(&objtyp,&namdsc,0,armlst,0,0,0,&usrprodsc);
Safefree(usrprodsc.dsc$a_pointer);
if (retsts == SS$_NOCALLPRIV) retsts = SS$_NOPRIV; /* not really 3rd party */
+
+#else
+
+ retsts = sys$check_access(&objtyp,&namdsc,&usrdsc,armlst);
+
+#endif
+
if (retsts == SS$_NOPRIV || retsts == SS$_NOSUCHOBJECT ||
retsts == SS$_INVFILFOROP || retsts == RMS$_FNF || retsts == RMS$_SYN ||
retsts == RMS$_DIR || retsts == RMS$_DEV || retsts == RMS$_DNF) {