#include <lib$routines.h>
#include <lnmdef.h>
#include <msgdef.h>
+#include <ossdef.h>
#if __CRTL_VER >= 70301000 && !defined(__VAX)
#include <ppropdef.h>
#endif
void * nullarg);
#endif
+#ifdef sys$get_security
+#undef sys$get_security
+int sys$get_security
+ (const struct dsc$descriptor_s * clsnam,
+ const struct dsc$descriptor_s * objnam,
+ const unsigned int *objhan,
+ unsigned int flags,
+ const struct item_list_3 * itmlst,
+ unsigned int * contxt,
+ const unsigned int * acmode);
+#endif
+
+#ifdef sys$set_security
+#undef sys$set_security
+int sys$set_security
+ (const struct dsc$descriptor_s * clsnam,
+ const struct dsc$descriptor_s * objnam,
+ const unsigned int *objhan,
+ unsigned int flags,
+ const struct item_list_3 * itmlst,
+ unsigned int * contxt,
+ const unsigned int * acmode);
+#endif
+
+#ifdef lib$find_image_symbol
+#undef lib$find_image_symbol
+int lib$find_image_symbol
+ (const struct dsc$descriptor_s * imgname,
+ const struct dsc$descriptor_s * symname,
+ void * symval,
+ const struct dsc$descriptor_s * defspec,
+ unsigned long flag);
+#endif
+
+#ifdef lib$rename_file
+#undef lib$rename_file
+int lib$rename_file
+ (const struct dsc$descriptor_s * old_file_dsc,
+ const struct dsc$descriptor_s * new_file_dsc,
+ const struct dsc$descriptor_s * default_file_dsc,
+ const struct dsc$descriptor_s * related_file_dsc,
+ const unsigned long * flags,
+ void * (success)(const struct dsc$descriptor_s * old_dsc,
+ const struct dsc$descriptor_s * new_dsc,
+ const void *),
+ void * (error)(const struct dsc$descriptor_s * old_dsc,
+ const struct dsc$descriptor_s * new_dsc,
+ const int * rms_sts,
+ const int * rms_stv,
+ const int * error_src,
+ const void * usr_arg),
+ int (confirm)(const struct dsc$descriptor_s * old_dsc,
+ const struct dsc$descriptor_s * new_dsc,
+ const void * old_fab,
+ const void * usr_arg),
+ void * user_arg,
+ struct dsc$descriptor_s * old_result_name_dsc,
+ struct dsc$descriptor_s * new_result_name_dsc,
+ unsigned long * file_scan_context);
+#endif
+
#if __CRTL_VER >= 70300000 && !defined(__VAX)
static int set_feature_default(const char *name, int value)
# define RTL_USES_UTC 1
#endif
-#ifdef USE_VMS_DECTERM
-
/* Routine to create a decterm for use with the Perl debugger */
/* No headers, this information was found in the Programming Concepts Manual */
-int decw$term_port
+static int (*decw_term_port)
(const struct dsc$descriptor_s * display,
const struct dsc$descriptor_s * setup_file,
const struct dsc$descriptor_s * customization,
unsigned short * result_device_name_length,
void * controller,
void * char_buffer,
- void * char_change_buffer);
-#endif
+ void * char_change_buffer) = 0;
/* gcc's header files don't #define direct access macros
* corresponding to VAXC's variant structs */
static int vms_process_case_tolerant = 1;
int vms_vtf7_filenames = 0;
int gnv_unix_shell = 0;
+static int vms_unlink_all_versions = 0;
/* bug workarounds if needed */
int decc_bug_readdir_efs1 = 0;
}
}
- /* High bit set, but not a unicode character! */
+ /* High bit set, but not a Unicode character! */
/* Non printing DECMCS or ISO Latin-1 character? */
if (*inspec <= 0x9F) {
case ']':
case '%':
case '^':
+ /* Don't escape again if following character is
+ * already something we escape.
+ */
+ if (strchr(".~!#&\'`()+@{},;[]%^=_", *(inspec+1))) {
+ *outspec = *inspec;
+ *output_cnt = 1;
+ return 1;
+ break;
+ }
+ /* But otherwise fall through and escape it. */
case '=':
/* Assume that this is to be escaped */
outspec[0] = '^';
if (*inspec == '^') {
inspec++;
switch (*inspec) {
+ /* Spaces and non-trailing dots should just be passed through,
+ * but eat the escape character.
+ */
case '.':
- /* Non trailing dots should just be passed through, but eat the escape */
*outspec = *inspec;
- count++;
+ count += 2;
+ (*output_cnt)++;
break;
case '_': /* space */
*outspec = ' ';
- inspec++;
- count++;
+ count += 2;
(*output_cnt)++;
break;
+ case '^':
+ /* Hmm. Better leave the escape escaped. */
+ outspec[0] = '^';
+ outspec[1] = '^';
+ count += 2;
+ (*output_cnt) += 2;
+ break;
case 'U': /* Unicode - FIX-ME this is wrong. */
inspec++;
count++;
return NULL;
}
+/* 8.3, remove() is now broken on symbolic links */
+static int rms_erase(const char * vmsname);
+
+
/* mp_do_kill_file
* A little hack to get around a bug in some implemenation of remove()
* that do not know how to delete a directory
static int
mp_do_kill_file(pTHX_ const char *name, int dirflag)
{
- char *vmsname, *rspec;
- char *remove_name;
+ char *vmsname;
+ char *rslt;
unsigned long int jpicode = JPI$_UIC, type = ACL$C_FILE;
unsigned long int cxt = 0, aclsts, fndsts, rmsts = -1;
struct dsc$descriptor_s fildsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
vmsname = PerlMem_malloc(NAM$C_MAXRSS+1);
if (vmsname == NULL) _ckvmssts(SS$_INSFMEM);
- if (do_rmsexpand(name, vmsname, 0, NULL, PERL_RMSEXPAND_M_VMS, NULL, NULL) == NULL) {
- PerlMem_free(vmsname);
- return -1;
- }
-
- if (decc_posix_compliant_pathnames) {
- /* In POSIX mode, we prefer to remove the UNIX name */
- rspec = vmsname;
- remove_name = (char *)name;
- }
- else {
- rspec = PerlMem_malloc(NAM$C_MAXRSS+1);
- if (rspec == NULL) _ckvmssts(SS$_INSFMEM);
- if (do_rmsexpand(vmsname, rspec, 0, NULL, PERL_RMSEXPAND_M_VMS, NULL, NULL) == NULL) {
- PerlMem_free(rspec);
+ rslt = do_rmsexpand(name,
+ vmsname,
+ 0,
+ NULL,
+ PERL_RMSEXPAND_M_VMS | PERL_RMSEXPAND_M_SYMLINK,
+ NULL,
+ NULL);
+ if (rslt == NULL) {
PerlMem_free(vmsname);
return -1;
}
- PerlMem_free(vmsname);
- remove_name = rspec;
- }
-
-#if defined(__CRTL_VER) && __CRTL_VER >= 70000000
- if (dirflag != 0) {
- if (decc_dir_barename && decc_posix_compliant_pathnames) {
- remove_name = PerlMem_malloc(NAM$C_MAXRSS+1);
- if (remove_name == NULL) _ckvmssts(SS$_INSFMEM);
- do_pathify_dirspec(name, remove_name, 0, NULL);
- if (!rmdir(remove_name)) {
+ /* Erase the file */
+ rmsts = rms_erase(vmsname);
- PerlMem_free(remove_name);
- PerlMem_free(rspec);
- return 0; /* Can we just get rid of it? */
- }
- }
- else {
- if (!rmdir(remove_name)) {
- PerlMem_free(rspec);
- return 0; /* Can we just get rid of it? */
- }
- }
- }
- else
-#endif
- if (!remove(remove_name)) {
- PerlMem_free(rspec);
- return 0; /* Can we just get rid of it? */
+ /* Did it succeed */
+ if ($VMS_STATUS_SUCCESS(rmsts)) {
+ PerlMem_free(vmsname);
+ return 0;
}
/* If not, can changing protections help? */
- if (vaxc$errno != RMS$_PRV) {
- PerlMem_free(rspec);
+ if (rmsts != RMS$_PRV) {
+ set_vaxc_errno(rmsts);
+ PerlMem_free(vmsname);
return -1;
}
* to delete the file.
*/
_ckvmssts(lib$getjpi(&jpicode,0,0,&(oldace.myace$l_ident),0,0));
- fildsc.dsc$w_length = strlen(rspec);
- fildsc.dsc$a_pointer = rspec;
+ fildsc.dsc$w_length = strlen(vmsname);
+ fildsc.dsc$a_pointer = vmsname;
cxt = 0;
newace.myace$l_ident = oldace.myace$l_ident;
+ rmsts = -1;
if (!((aclsts = sys$change_acl(0,&type,&fildsc,lcklst,0,0,0)) & 1)) {
switch (aclsts) {
case RMS$_FNF: case RMS$_DNF: case SS$_NOSUCHOBJECT:
_ckvmssts(aclsts);
}
set_vaxc_errno(aclsts);
- PerlMem_free(rspec);
+ PerlMem_free(vmsname);
return -1;
}
/* Grab any existing ACEs with this identifier in case we fail */
if (!((aclsts = sys$change_acl(0,&type,&fildsc,addlst,0,0,0)) & 1))
goto yourroom;
-#if defined(__CRTL_VER) && __CRTL_VER >= 70000000
- if (dirflag != 0)
- if (decc_dir_barename && decc_posix_compliant_pathnames) {
- remove_name = PerlMem_malloc(NAM$C_MAXRSS+1);
- if (remove_name == NULL) _ckvmssts(SS$_INSFMEM);
-
- do_pathify_dirspec(name, remove_name, 0, NULL);
- rmsts = rmdir(remove_name);
- PerlMem_free(remove_name);
+ rmsts = rms_erase(vmsname);
+ if ($VMS_STATUS_SUCCESS(rmsts)) {
+ rmsts = 0;
}
else {
- rmsts = rmdir(remove_name);
- }
- else
-#endif
- rmsts = remove(remove_name);
- if (rmsts) {
+ rmsts = -1;
/* We blew it - dir with files in it, no write priv for
* parent directory, etc. Put things back the way they were. */
if (!((aclsts = sys$change_acl(0,&type,&fildsc,dellst,0,0,0)) & 1))
if (!(aclsts & 1)) {
set_errno(EVMSERR);
set_vaxc_errno(aclsts);
- PerlMem_free(rspec);
- return -1;
}
- PerlMem_free(rspec);
+ PerlMem_free(vmsname);
return rmsts;
} /* end of kill_file() */
int
Perl_do_rmdir(pTHX_ const char *name)
{
- char dirfile[NAM$C_MAXRSS+1];
+ char * dirfile;
int retval;
Stat_t st;
- if (do_fileify_dirspec(name,dirfile,0,NULL) == NULL) return -1;
- if (flex_stat(dirfile,&st) || !S_ISDIR(st.st_mode)) retval = -1;
- else retval = mp_do_kill_file(aTHX_ dirfile, 1);
+ dirfile = PerlMem_malloc(VMS_MAXRSS + 1);
+ if (dirfile == NULL)
+ _ckvmssts(SS$_INSFMEM);
+
+ /* Force to a directory specification */
+ if (do_fileify_dirspec(name, dirfile, 0, NULL) == NULL) {
+ PerlMem_free(dirfile);
+ return -1;
+ }
+ if (Perl_flex_lstat(aTHX_ dirfile, &st) || !S_ISDIR(st.st_mode)) {
+ errno = ENOTDIR;
+ retval = -1;
+ }
+ else
+ retval = mp_do_kill_file(aTHX_ dirfile, 1);
+
+ PerlMem_free(dirfile);
return retval;
} /* end of do_rmdir */
{
char rspec[NAM$C_MAXRSS+1];
char *tspec;
- unsigned long int jpicode = JPI$_UIC, type = ACL$C_FILE;
- unsigned long int cxt = 0, aclsts, fndsts, rmsts = -1;
- struct dsc$descriptor_s fildsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
- struct myacedef {
- unsigned char myace$b_length;
- unsigned char myace$b_type;
- unsigned short int myace$w_flags;
- unsigned long int myace$l_access;
- unsigned long int myace$l_ident;
- } newace = { sizeof(struct myacedef), ACE$C_KEYID, 0,
- ACE$M_READ | ACE$M_WRITE | ACE$M_DELETE | ACE$M_CONTROL, 0},
- oldace = { sizeof(struct myacedef), ACE$C_KEYID, 0, 0, 0};
- struct itmlst_3
- findlst[3] = {{sizeof oldace, ACL$C_FNDACLENT, &oldace, 0},
- {sizeof oldace, ACL$C_READACE, &oldace, 0},{0,0,0,0}},
- addlst[2] = {{sizeof newace, ACL$C_ADDACLENT, &newace, 0},{0,0,0,0}},
- dellst[2] = {{sizeof newace, ACL$C_DELACLENT, &newace, 0},{0,0,0,0}},
- lcklst[2] = {{sizeof newace, ACL$C_WLOCK_ACL, &newace, 0},{0,0,0,0}},
- ulklst[2] = {{sizeof newace, ACL$C_UNLOCK_ACL, &newace, 0},{0,0,0,0}};
-
- /* Expand the input spec using RMS, since the CRTL remove() and
- * system services won't do this by themselves, so we may miss
- * a file "hiding" behind a logical name or search list. */
- tspec = do_rmsexpand(name, rspec, 0, NULL, PERL_RMSEXPAND_M_VMS, NULL, NULL);
- if (tspec == NULL) return -1;
- if (!remove(rspec)) return 0; /* Can we just get rid of it? */
- /* If not, can changing protections help? */
- if (vaxc$errno != RMS$_PRV) return -1;
+ Stat_t st;
+ int rmsts;
- /* No, so we get our own UIC to use as a rights identifier,
- * and the insert an ACE at the head of the ACL which allows us
- * to delete the file.
+ /* Remove() is allowed to delete directories, according to the X/Open
+ * specifications.
+ * This may need special handling to work with the ACL hacks.
*/
- _ckvmssts(lib$getjpi(&jpicode,0,0,&(oldace.myace$l_ident),0,0));
- fildsc.dsc$w_length = strlen(rspec);
- fildsc.dsc$a_pointer = rspec;
- cxt = 0;
- newace.myace$l_ident = oldace.myace$l_ident;
- if (!((aclsts = sys$change_acl(0,&type,&fildsc,lcklst,0,0,0)) & 1)) {
- switch (aclsts) {
- case RMS$_FNF: case RMS$_DNF: case SS$_NOSUCHOBJECT:
- set_errno(ENOENT); break;
- case RMS$_DIR:
- set_errno(ENOTDIR); break;
- case RMS$_DEV:
- set_errno(ENODEV); break;
- case RMS$_SYN: case SS$_INVFILFOROP:
- set_errno(EINVAL); break;
- case RMS$_PRV:
- set_errno(EACCES); break;
- default:
- _ckvmssts(aclsts);
- }
- set_vaxc_errno(aclsts);
- return -1;
- }
- /* Grab any existing ACEs with this identifier in case we fail */
- aclsts = fndsts = sys$change_acl(0,&type,&fildsc,findlst,0,0,&cxt);
- if ( fndsts & 1 || fndsts == SS$_ACLEMPTY || fndsts == SS$_NOENTRY
- || fndsts == SS$_NOMOREACE ) {
- /* Add the new ACE . . . */
- if (!((aclsts = sys$change_acl(0,&type,&fildsc,addlst,0,0,0)) & 1))
- goto yourroom;
- if ((rmsts = remove(name))) {
- /* We blew it - dir with files in it, no write priv for
- * parent directory, etc. Put things back the way they were. */
- if (!((aclsts = sys$change_acl(0,&type,&fildsc,dellst,0,0,0)) & 1))
- goto yourroom;
- if (fndsts & 1) {
- addlst[0].bufadr = &oldace;
- if (!((aclsts = sys$change_acl(0,&type,&fildsc,addlst,0,0,&cxt)) & 1))
- goto yourroom;
- }
- }
+ if ((flex_lstat(name, &st) == 0) && S_ISDIR(st.st_mode)) {
+ rmsts = Perl_do_rmdir(aTHX_ name);
+ return rmsts;
}
- yourroom:
- fndsts = sys$change_acl(0,&type,&fildsc,ulklst,0,0,0);
- /* We just deleted it, so of course it's not there. Some versions of
- * VMS seem to return success on the unlock operation anyhow (after all
- * the unlock is successful), but others don't.
- */
- if (fndsts == RMS$_FNF || fndsts == SS$_NOSUCHOBJECT) fndsts = SS$_NORMAL;
- if (aclsts & 1) aclsts = fndsts;
- if (!(aclsts & 1)) {
- set_errno(EVMSERR);
- set_vaxc_errno(aclsts);
- return -1;
- }
+ rmsts = mp_do_kill_file(aTHX_ name, 0);
return rmsts;
/*}}}*/
+/*{{{int my_chmod(char *, mode_t)*/
+int
+Perl_my_chmod(pTHX_ const char *file_spec, mode_t mode)
+{
+ STRLEN speclen = strlen(file_spec);
+
+ /* zero length string sometimes gives ACCVIO */
+ if (speclen == 0) return -1;
+
+ /* some versions of CRTL chmod() doesn't tolerate trailing /, since
+ * that implies null file name/type. However, it's commonplace under Unix,
+ * so we'll allow it for a gain in portability.
+ *
+ * Tests are showing that chmod() on VMS 8.3 is only accepting directories
+ * in VMS file.dir notation.
+ */
+ if ((speclen > 1) && (file_spec[speclen-1] == '/')) {
+ char *vms_src, *vms_dir, *rslt;
+ int ret = -1;
+ errno = EIO;
+
+ /* First convert this to a VMS format specification */
+ vms_src = PerlMem_malloc(VMS_MAXRSS);
+ if (vms_src == NULL)
+ _ckvmssts(SS$_INSFMEM);
+
+ rslt = do_tovmsspec(file_spec, vms_src, 0, NULL);
+ if (rslt == NULL) {
+ /* If we fail, then not a file specification */
+ PerlMem_free(vms_src);
+ errno = EIO;
+ return -1;
+ }
+
+ /* Now make it a directory spec so chmod is happy */
+ vms_dir = PerlMem_malloc(VMS_MAXRSS + 1);
+ if (vms_dir == NULL)
+ _ckvmssts(SS$_INSFMEM);
+ rslt = do_fileify_dirspec(vms_src, vms_dir, 0, NULL);
+ PerlMem_free(vms_src);
+
+ /* Now do it */
+ if (rslt != NULL) {
+ ret = chmod(vms_dir, mode);
+ } else {
+ errno = EIO;
+ }
+ PerlMem_free(vms_dir);
+ return ret;
+ }
+ else return chmod(file_spec, mode);
+} /* end of my_chmod */
+/*}}}*/
+
+
/*{{{FILE *my_tmpfile()*/
FILE *
my_tmpfile(void)
}
-#ifdef USE_VMS_DECTERM
-
static int vms_is_syscommand_xterm(void)
{
const static struct dsc$descriptor_s syscommand_dsc =
struct dsc$descriptor_s d_mbx1 = {sizeof mbx1, DSC$K_DTYPE_T,
DSC$K_CLASS_S, mbx1};
+ /* LIB$FIND_IMAGE_SIGNAL needs a handler */
+ /*---------------------------------------*/
+ VAXC$ESTABLISH((__vms_handler)LIB$SIG_TO_RET);
+
+
+ /* Make sure that this is from the Perl debugger */
ret_char = strstr(cmd," xterm ");
if (ret_char == NULL)
return NULL;
if (ret_char == NULL)
return NULL;
+ if (decw_term_port == 0) {
+ $DESCRIPTOR(filename1_dsc, "DECW$TERMINALSHR12");
+ $DESCRIPTOR(filename2_dsc, "DECW$TERMINALSHR");
+ $DESCRIPTOR(decw_term_port_dsc, "DECW$TERM_PORT");
+
+ status = LIB$FIND_IMAGE_SYMBOL
+ (&filename1_dsc,
+ &decw_term_port_dsc,
+ (void *)&decw_term_port,
+ NULL,
+ 0);
+
+ /* Try again with the other image name */
+ if (!$VMS_STATUS_SUCCESS(status)) {
+
+ status = LIB$FIND_IMAGE_SYMBOL
+ (&filename2_dsc,
+ &decw_term_port_dsc,
+ (void *)&decw_term_port,
+ NULL,
+ 0);
+
+ }
+
+ }
+
+
+ /* No decw$term_port, give it up */
+ if (!$VMS_STATUS_SUCCESS(status))
+ return NULL;
+
/* Are we on a workstation? */
/* to do: capture the rows / columns and pass their properties */
ret_stat = vms_is_syscommand_xterm();
device_name_len = 0;
/* Try to create the window */
- status = decw$term_port
+ status = (*decw_term_port)
(NULL,
NULL,
&customization_dsc,
/* All done */
return info->fp;
}
-#endif
static PerlIO *
safe_popen(pTHX_ const char *cmd, const char *in_mode, int *psts)
$DESCRIPTOR(d_sym_out,"PERL_POPEN_OUT");
$DESCRIPTOR(d_sym_err,"PERL_POPEN_ERR");
-#ifdef USE_VMS_DECTERM
/* Check here for Xterm create request. This means looking for
* "3>&1 xterm\b" and "\btty 1>&3\b$" in the command, and that it
* is possible to create an xterm.
if (xterm_fd != Nullfp)
return xterm_fd;
}
-#endif
if (!head_PLOC) store_pipelocs(aTHX); /* at least TRY to use a static vmspipe file */
#endif
+/* rms_erase
+ * The CRTL for 8.3 and later can create symbolic links in any mode,
+ * however in 8.3 the unlink/remove/delete routines will only properly handle
+ * them if one of the PCP modes is active.
+ */
+static int rms_erase(const char * vmsname)
+{
+ int status;
+ struct FAB myfab = cc$rms_fab;
+ rms_setup_nam(mynam);
+
+ rms_set_fna(myfab, mynam, (char *)vmsname, strlen(vmsname)); /* cast ok */
+ rms_bind_fab_nam(myfab, mynam);
+
+ /* Are we removing all versions? */
+ if (vms_unlink_all_versions == 1) {
+ const char * defspec = ";*";
+ rms_set_dna(myfab, mynam, (char *)defspec, strlen(defspec)); /* cast ok */
+ }
+
+#ifdef NAML$M_OPEN_SPECIAL
+ rms_set_nam_nop(mynam, NAML$M_OPEN_SPECIAL);
+#endif
+
+ status = SYS$ERASE(&myfab, 0, 0);
+
+ return status;
+}
+
+
+static int
+vms_rename_with_acl(pTHX_ const struct dsc$descriptor_s * vms_src_dsc,
+ const struct dsc$descriptor_s * vms_dst_dsc,
+ unsigned long flags)
+{
+ /* VMS and UNIX handle file permissions differently and the
+ * the same ACL trick may be needed for renaming files,
+ * especially if they are directories.
+ */
+
+ /* todo: get kill_file and rename to share common code */
+ /* I can not find online documentation for $change_acl
+ * it appears to be replaced by $set_security some time ago */
+
+const unsigned int access_mode = 0;
+$DESCRIPTOR(obj_file_dsc,"FILE");
+char *vmsname;
+char *rslt;
+unsigned long int jpicode = JPI$_UIC, type = ACL$C_FILE;
+int aclsts, fndsts, rnsts = -1;
+unsigned int ctx = 0;
+struct dsc$descriptor_s fildsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
+struct dsc$descriptor_s * clean_dsc;
+
+struct myacedef {
+ unsigned char myace$b_length;
+ unsigned char myace$b_type;
+ unsigned short int myace$w_flags;
+ unsigned long int myace$l_access;
+ unsigned long int myace$l_ident;
+} newace = { sizeof(struct myacedef), ACE$C_KEYID, 0,
+ ACE$M_READ | ACE$M_WRITE | ACE$M_DELETE | ACE$M_CONTROL,
+ 0},
+ oldace = { sizeof(struct myacedef), ACE$C_KEYID, 0, 0, 0};
+
+struct item_list_3
+ findlst[3] = {{sizeof oldace, OSS$_ACL_FIND_ENTRY, &oldace, 0},
+ {sizeof oldace, OSS$_ACL_READ_ENTRY, &oldace, 0},
+ {0,0,0,0}},
+ addlst[2] = {{sizeof newace, OSS$_ACL_ADD_ENTRY, &newace, 0},{0,0,0,0}},
+ dellst[2] = {{sizeof newace, OSS$_ACL_DELETE_ENTRY, &newace, 0},
+ {0,0,0,0}};
+
+
+ /* Expand the input spec using RMS, since we do not want to put
+ * ACLs on the target of a symbolic link */
+ vmsname = PerlMem_malloc(NAM$C_MAXRSS+1);
+ if (vmsname == NULL)
+ return SS$_INSFMEM;
+
+ rslt = do_rmsexpand(vms_src_dsc->dsc$a_pointer,
+ vmsname,
+ 0,
+ NULL,
+ PERL_RMSEXPAND_M_VMS | PERL_RMSEXPAND_M_SYMLINK,
+ NULL,
+ NULL);
+ if (rslt == NULL) {
+ PerlMem_free(vmsname);
+ return SS$_INSFMEM;
+ }
+
+ /* So we get our own UIC to use as a rights identifier,
+ * and the insert an ACE at the head of the ACL which allows us
+ * to delete the file.
+ */
+ _ckvmssts(lib$getjpi(&jpicode,0,0,&(oldace.myace$l_ident),0,0));
+
+ fildsc.dsc$w_length = strlen(vmsname);
+ fildsc.dsc$a_pointer = vmsname;
+ ctx = 0;
+ newace.myace$l_ident = oldace.myace$l_ident;
+ rnsts = SS$_ABORT;
+
+ /* Grab any existing ACEs with this identifier in case we fail */
+ clean_dsc = &fildsc;
+ aclsts = fndsts = sys$get_security(&obj_file_dsc,
+ &fildsc,
+ NULL,
+ OSS$M_WLOCK,
+ findlst,
+ &ctx,
+ &access_mode);
+
+ if ($VMS_STATUS_SUCCESS(fndsts) || (fndsts == SS$_ACLEMPTY)) {
+ /* Add the new ACE . . . */
+
+ /* if the sys$get_security succeeded, then ctx is valid, and the
+ * object/file descriptors will be ignored. But otherwise they
+ * are needed
+ */
+ aclsts = sys$set_security(&obj_file_dsc, &fildsc, NULL,
+ OSS$M_RELCTX, addlst, &ctx, &access_mode);
+ if (!$VMS_STATUS_SUCCESS(aclsts) && (aclsts != SS$_NOCLASS)) {
+ set_errno(EVMSERR);
+ set_vaxc_errno(aclsts);
+ PerlMem_free(vmsname);
+ return aclsts;
+ }
+
+ rnsts = lib$rename_file(vms_src_dsc, vms_dst_dsc,
+ NULL, NULL,
+ &flags,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+
+ if ($VMS_STATUS_SUCCESS(rnsts)) {
+ clean_dsc = (struct dsc$descriptor_s *)vms_dst_dsc;
+ }
+
+ /* Put things back the way they were. */
+ ctx = 0;
+ aclsts = sys$get_security(&obj_file_dsc,
+ clean_dsc,
+ NULL,
+ OSS$M_WLOCK,
+ findlst,
+ &ctx,
+ &access_mode);
+
+ if ($VMS_STATUS_SUCCESS(aclsts)) {
+ int sec_flags;
+
+ sec_flags = 0;
+ if (!$VMS_STATUS_SUCCESS(fndsts))
+ sec_flags = OSS$M_RELCTX;
+
+ /* Get rid of the new ACE */
+ aclsts = sys$set_security(NULL, NULL, NULL,
+ sec_flags, dellst, &ctx, &access_mode);
+
+ /* If there was an old ACE, put it back */
+ if ($VMS_STATUS_SUCCESS(aclsts) && $VMS_STATUS_SUCCESS(fndsts)) {
+ addlst[0].bufadr = &oldace;
+ aclsts = sys$set_security(NULL, NULL, NULL,
+ OSS$M_RELCTX, addlst, &ctx, &access_mode);
+ if (!$VMS_STATUS_SUCCESS(aclsts) && (aclsts != SS$_NOCLASS)) {
+ set_errno(EVMSERR);
+ set_vaxc_errno(aclsts);
+ rnsts = aclsts;
+ }
+ } else {
+ int aclsts2;
+
+ /* Try to clear the lock on the ACL list */
+ aclsts2 = sys$set_security(NULL, NULL, NULL,
+ OSS$M_RELCTX, NULL, &ctx, &access_mode);
+
+ /* Rename errors are most important */
+ if (!$VMS_STATUS_SUCCESS(rnsts))
+ aclsts = rnsts;
+ set_errno(EVMSERR);
+ set_vaxc_errno(aclsts);
+ rnsts = aclsts;
+ }
+ }
+ else {
+ if (aclsts != SS$_ACLEMPTY)
+ rnsts = aclsts;
+ }
+ }
+ else
+ rnsts = fndsts;
+
+ PerlMem_free(vmsname);
+ return rnsts;
+}
+
+
+/*{{{int rename(const char *, const char * */
+/* Not exactly what X/Open says to do, but doing it absolutely right
+ * and efficiently would require a lot more work. This should be close
+ * enough to pass all but the most strict X/Open compliance test.
+ */
+int
+Perl_rename(pTHX_ const char *src, const char * dst)
+{
+int retval;
+int pre_delete = 0;
+int src_sts;
+int dst_sts;
+Stat_t src_st;
+Stat_t dst_st;
+
+ /* Validate the source file */
+ src_sts = flex_lstat(src, &src_st);
+ if (src_sts != 0) {
+
+ /* No source file or other problem */
+ return src_sts;
+ }
+
+ dst_sts = flex_lstat(dst, &dst_st);
+ if (dst_sts == 0) {
+
+ if (dst_st.st_dev != src_st.st_dev) {
+ /* Must be on the same device */
+ errno = EXDEV;
+ return -1;
+ }
+
+ /* VMS_INO_T_COMPARE is true if the inodes are different
+ * to match the output of memcmp
+ */
+
+ if (!VMS_INO_T_COMPARE(src_st.st_ino, dst_st.st_ino)) {
+ /* That was easy, the files are the same! */
+ return 0;
+ }
+
+ if (S_ISDIR(src_st.st_mode) && !S_ISDIR(dst_st.st_mode)) {
+ /* If source is a directory, so must be dest */
+ errno = EISDIR;
+ return -1;
+ }
+
+ }
+
+
+ if ((dst_sts == 0) &&
+ (vms_unlink_all_versions || S_ISDIR(dst_st.st_mode))) {
+
+ /* We have issues here if vms_unlink_all_versions is set
+ * If the destination exists, and is not a directory, then
+ * we must delete in advance.
+ *
+ * If the src is a directory, then we must always pre-delete
+ * the destination.
+ *
+ * If we successfully delete the dst in advance, and the rename fails
+ * X/Open requires that errno be EIO.
+ *
+ */
+
+ if (!S_ISDIR(dst_st.st_mode) || S_ISDIR(src_st.st_mode)) {
+ int d_sts;
+ d_sts = mp_do_kill_file(aTHX_ dst, S_ISDIR(dst_st.st_mode));
+ if (d_sts != 0)
+ return d_sts;
+
+ /* We killed the destination, so only errno now is EIO */
+ pre_delete = 1;
+ }
+ }
+
+ /* Originally the idea was to call the CRTL rename() and only
+ * try the lib$rename_file if it failed.
+ * It turns out that there are too many variants in what the
+ * the CRTL rename might do, so only use lib$rename_file
+ */
+ retval = -1;
+
+ {
+ /* Is the source and dest both in VMS format */
+ /* if the source is a directory, then need to fileify */
+ /* and dest must be a directory or non-existant. */
+
+ char * vms_src;
+ char * vms_dst;
+ int sts;
+ char * ret_str;
+ unsigned long flags;
+ struct dsc$descriptor_s old_file_dsc;
+ struct dsc$descriptor_s new_file_dsc;
+
+ /* We need to modify the src and dst depending
+ * on if one or more of them are directories.
+ */
+
+ vms_src = PerlMem_malloc(VMS_MAXRSS);
+ if (vms_src == NULL)
+ _ckvmssts(SS$_INSFMEM);
+
+ /* Source is always a VMS format file */
+ ret_str = do_tovmsspec(src, vms_src, 0, NULL);
+ if (ret_str == NULL) {
+ PerlMem_free(vms_src);
+ errno = EIO;
+ return -1;
+ }
+
+ vms_dst = PerlMem_malloc(VMS_MAXRSS);
+ if (vms_dst == NULL)
+ _ckvmssts(SS$_INSFMEM);
+
+ if (S_ISDIR(src_st.st_mode)) {
+ char * ret_str;
+ char * vms_dir_file;
+
+ vms_dir_file = PerlMem_malloc(VMS_MAXRSS);
+ if (vms_dir_file == NULL)
+ _ckvmssts(SS$_INSFMEM);
+
+ /* The source must be a file specification */
+ ret_str = do_fileify_dirspec(vms_src, vms_dir_file, 0, NULL);
+ if (ret_str == NULL) {
+ PerlMem_free(vms_src);
+ PerlMem_free(vms_dst);
+ PerlMem_free(vms_dir_file);
+ errno = EIO;
+ return -1;
+ }
+ PerlMem_free(vms_src);
+ vms_src = vms_dir_file;
+
+ /* If the dest is a directory, we must remove it
+ if (dst_sts == 0) {
+ int d_sts;
+ d_sts = mp_do_kill_file(aTHX_ dst, 1);
+ if (d_sts != 0) {
+ PerlMem_free(vms_src);
+ PerlMem_free(vms_dst);
+ errno = EIO;
+ return sts;
+ }
+
+ pre_delete = 1;
+ }
+
+ /* The dest must be a VMS file specification */
+ ret_str = do_tovmsspec(dst, vms_dst, 0, NULL);
+ if (ret_str == NULL) {
+ PerlMem_free(vms_src);
+ PerlMem_free(vms_dst);
+ errno = EIO;
+ return -1;
+ }
+
+ /* The source must be a file specification */
+ vms_dir_file = PerlMem_malloc(VMS_MAXRSS);
+ if (vms_dir_file == NULL)
+ _ckvmssts(SS$_INSFMEM);
+
+ ret_str = do_fileify_dirspec(vms_dst, vms_dir_file, 0, NULL);
+ if (ret_str == NULL) {
+ PerlMem_free(vms_src);
+ PerlMem_free(vms_dst);
+ PerlMem_free(vms_dir_file);
+ errno = EIO;
+ return -1;
+ }
+ PerlMem_free(vms_dst);
+ vms_dst = vms_dir_file;
+
+ } else {
+ /* File to file or file to new dir */
+
+ if ((dst_sts == 0) && S_ISDIR(dst_st.st_mode)) {
+ /* VMS pathify a dir target */
+ ret_str = do_tovmspath(dst, vms_dst, 0, NULL);
+ if (ret_str == NULL) {
+ PerlMem_free(vms_src);
+ PerlMem_free(vms_dst);
+ errno = EIO;
+ return -1;
+ }
+ } else {
+
+ /* fileify a target VMS file specification */
+ ret_str = do_tovmsspec(dst, vms_dst, 0, NULL);
+ if (ret_str == NULL) {
+ PerlMem_free(vms_src);
+ PerlMem_free(vms_dst);
+ errno = EIO;
+ return -1;
+ }
+ }
+ }
+
+ old_file_dsc.dsc$a_pointer = vms_src;
+ old_file_dsc.dsc$w_length = strlen(vms_src);
+ old_file_dsc.dsc$b_dtype = DSC$K_DTYPE_T;
+ old_file_dsc.dsc$b_class = DSC$K_CLASS_S;
+
+ new_file_dsc.dsc$a_pointer = vms_dst;
+ new_file_dsc.dsc$w_length = strlen(vms_dst);
+ new_file_dsc.dsc$b_dtype = DSC$K_DTYPE_T;
+ new_file_dsc.dsc$b_class = DSC$K_CLASS_S;
+
+ flags = 0;
+#if !defined(__VAX) && defined(NAML$C_MAXRSS)
+ flags |= 2; /* LIB$M_FIL_LONG_NAMES */
+#endif
+
+ sts = lib$rename_file(&old_file_dsc,
+ &new_file_dsc,
+ NULL, NULL,
+ &flags,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+ if (!$VMS_STATUS_SUCCESS(sts)) {
+
+ /* We could have failed because VMS style permissions do not
+ * permit renames that UNIX will allow. Just like the hack
+ * in for kill_file.
+ */
+ sts = vms_rename_with_acl(aTHX_ &old_file_dsc, &new_file_dsc, flags);
+ }
+
+ PerlMem_free(vms_src);
+ PerlMem_free(vms_dst);
+ if (!$VMS_STATUS_SUCCESS(sts)) {
+ errno = EIO;
+ return -1;
+ }
+ retval = 0;
+ }
+
+ if (vms_unlink_all_versions) {
+ /* Now get rid of any previous versions of the source file that
+ * might still exist
+ */
+ int save_errno;
+ save_errno = errno;
+ src_sts = mp_do_kill_file(aTHX_ src, S_ISDIR(src_st.st_mode));
+ errno = save_errno;
+ }
+
+ /* We deleted the destination, so must force the error to be EIO */
+ if ((retval != 0) && (pre_delete != 0))
+ errno = EIO;
+
+ return retval;
+}
+/*}}}*/
+
+
/*{{{char *do_rmsexpand(char *fspec, char *out, int ts, char *def, unsigned opts)*/
/* Shortcut for common case of simple calls to $PARSE and $SEARCH
* to expand file specification. Allows for a single default file
* PERL_RMSEXPAND_M_VMS - Force output file specification to VMS format.
* PERL_RMSEXPAND_M_LONG - Want output in long formst
* PERL_RMSEXPAND_M_VMS_IN - Input is already in VMS, so do not vmsify
+ * PERL_RMSEXPAND_M_SYMLINK - Use symbolic link, not target
*/
static char *mp_do_tounixspec(pTHX_ const char *, char *, int, int *);
rms_set_nam_nop(mynam, NAM$M_NO_SHORT_UPCASE);
#endif
+ /* We may not want to follow symbolic links */
+#ifdef NAML$M_OPEN_SPECIAL
+ if ((opts & PERL_RMSEXPAND_M_SYMLINK) != 0)
+ rms_set_nam_nop(mynam, NAML$M_OPEN_SPECIAL);
+#endif
+
/* First attempt to parse as an existing file */
retsts = sys$parse(&myfab,0,0);
if (!(retsts & STS$K_SUCCESS)) {
if (decc_efs_case_preserve)
rms_set_nam_nop(defnam, NAM$M_NO_SHORT_UPCASE);
#endif
+#ifdef NAML$M_OPEN_SPECIAL
+ if ((opts & PERL_RMSEXPAND_M_SYMLINK) != 0)
+ rms_set_nam_nop(mynam, NAML$M_OPEN_SPECIAL);
+#endif
if (sys$parse(&deffab,0,0) & STS$K_SUCCESS) {
if (trimver) {
trimver = !rms_is_nam_fnb(defnam, NAM$M_EXP_VER);
if (!rms_nam_rsll(mynam)) {
if (isunix) {
- if (do_tounixspec(esa,outbuf,0,fs_utf8) == NULL) {
+ if (do_tounixspec(tbuf, outbuf ,0 , fs_utf8) == NULL) {
if (out) Safefree(out);
if (esal != NULL)
PerlMem_free(esal);
return NULL;
}
}
- else strcpy(outbuf,esa);
+ else strcpy(outbuf, tbuf);
}
else if (isunix) {
tmpfspec = PerlMem_malloc(VMS_MAXRSS);
}
if ((*cp2 == '^')) {
/* EFS file escape, pass the next character as is */
- /* Fix me: HEX encoding for UNICODE not implemented */
+ /* Fix me: HEX encoding for Unicode not implemented */
cp2++;
}
else if ( *cp2 == '.') {
for (; cp2 <= dirend; cp2++) {
if ((*cp2 == '^')) {
/* EFS file escape, pass the next character as is */
- /* Fix me: HEX encoding for UNICODE not implemented */
+ /* Fix me: HEX encoding for Unicode not implemented */
*(cp1++) = *(++cp2);
/* An escaped dot stays as is -- don't convert to slash */
if (*cp2 == '.') cp2++;
case '#':
case '%':
case '^':
+ /* Don't escape again if following character is
+ * already something we escape.
+ */
+ if (strchr("\"~`!#%^&()=+\'@[]{}:\\|<>_.", *(cp2+1))) {
+ *(cp1++) = *(cp2++);
+ break;
+ }
+ /* But otherwise fall through and escape it. */
case '&':
case '(':
case ')':
if (dd->flags & PERL_VMSDIR_M_UNIXSPECS) {
/* Translate the encoded characters. */
- /* Fixme: unicode handling could result in embedded 0 characters */
+ /* Fixme: Unicode handling could result in embedded 0 characters */
if (strchr(dd->entry.d_name, '^') != NULL) {
char new_name[256];
char * q;
/* fix-me */
/* if outchars_added > 1, then this is a wide file specification */
/* Wide file specifications need to be passed in Perl */
- /* counted strings apparently with a unicode flag */
+ /* counted strings apparently with a Unicode flag */
}
*q = 0;
strcpy(dd->entry.d_name, new_name);
retval = lstat(temp_fspec,(stat_t *) statbufp);
save_spec = temp_fspec;
}
+/*
+ * In debugging, on 8.3 Alpha, I found a case where stat was returning a
+ * file not found error for a directory named foo:[bar.t] or /foo/bar/t
+ * and lstat was working correctly for the same file.
+ * The only syntax that was working for stat was "foo:[bar]t.dir".
+ *
+ * Other directories with the same syntax worked fine.
+ * So work around the problem when it shows up here.
+ */
+ if (retval) {
+ int save_errno = errno;
+ if (do_tovmsspec(fspec, temp_fspec, 0, NULL) != NULL) {
+ if (do_fileify_dirspec(temp_fspec, fileified, 0, NULL) != NULL) {
+ retval = stat(fileified, (stat_t *) statbufp);
+ save_spec = fileified;
+ }
+ }
+ /* Restore the errno value if third stat does not succeed */
+ if (retval != 0)
+ errno = save_errno;
+ }
#if __CRTL_VER >= 80200000 && !defined(__VAX)
} else {
if (lstat_flag == 0)
#ifdef HAS_SYMLINK
static char *
-mp_do_vms_realpath(pTHX_ const char *filespec, char * rslt_spec, const int *utf8_fl);
+mp_do_vms_realpath(pTHX_ const char *filespec, char * rslt_spec,
+ const int *utf8_fl);
void
vms_realpath_fromperl(pTHX_ CV *cv)
* on OpenVMS.
*/
static char *
-mp_do_vms_realpath(pTHX_ const char *filespec, char *outbuf, int *utf8_fl)
+mp_do_vms_realpath(pTHX_ const char *filespec, char *outbuf,
+ const int *utf8_fl)
{
return realpath(filespec, outbuf);
}
vms_debug_on_exception = 0;
}
- /* Create VTF-7 filenames from UNICODE instead of UTF-8 */
+ /* Create VTF-7 filenames from Unicode instead of UTF-8 */
vms_vtf7_filenames = 0;
status = sys_trnlnm("PERL_VMS_VTF7_FILENAMES", val_str, sizeof(val_str));
if ($VMS_STATUS_SUCCESS(status)) {
vms_vtf7_filenames = 0;
}
+
+ /* unlink all versions on unlink() or rename() */
+ vms_vtf7_filenames = 0;
+ status = sys_trnlnm
+ ("PERL_VMS_UNLINK_ALL_VERSIONS", val_str, sizeof(val_str));
+ if ($VMS_STATUS_SUCCESS(status)) {
+ if ((val_str[0] == 'E') || (val_str[0] == '1') || (val_str[0] == 'T'))
+ vms_unlink_all_versions = 1;
+ else
+ vms_unlink_all_versions = 0;
+ }
+
/* Dectect running under GNV Bash or other UNIX like shell */
#if __CRTL_VER >= 70300000 && !defined(__VAX)
gnv_unix_shell = 0;
set_feature_default("DECC$FILENAME_UNIX_REPORT", 1);
set_feature_default("DECC$READDIR_DROPDOTNOTYPE", 1);
set_feature_default("DECC$DISABLE_POSIX_ROOT", 0);
+ vms_unlink_all_versions = 1;
}
else
gnv_unix_shell = 0;