=item canonpath (override)
-Removes redundant portions of file specifications according to VMS syntax
+Removes redundant portions of file specifications according to VMS syntax.
=cut
sub canonpath {
- my($self,$path,$reduce_ricochet) = @_;
+ my($self,$path) = @_;
if ($path =~ m|/|) { # Fake Unix
my $pathify = $path =~ m|/\z|;
- $path = $self->SUPER::canonpath($path,$reduce_ricochet);
+ $path = $self->SUPER::canonpath($path);
if ($pathify) { return vmspath($path); }
else { return vmsify($path); }
}
else {
- $path =~ s-\]\[--g; $path =~ s/><//g; # foo.][bar ==> foo.bar
- $path =~ s/([\[<])000000\./$1/; # [000000.foo ==> foo
- if ($reduce_ricochet) {
- $path =~ s/\.[^\[<\.]+\.-([\]\>])/$1/g;
- $path =~ s/([\[<\.])([^\[<\.]+)\.-\.?/$1/g;
- }
+ $path =~ s-\]\[--g; $path =~ s/><//g; # foo.][bar ==> foo.bar
+ $path =~ s/([\[<])000000\./$1/; # [000000.foo ==> foo
+ 1 while $path =~ s{-\.-}{--}; # -.- ==> --
+ $path =~ s/\.[^\[<\.]+\.-([\]\>])/$1/; # bar.foo.-] ==> bar]
+ $path =~ s/([\[<])(-+)/$1 . "\cx" x length($2)/e; # encode leading '-'s
+ $path =~ s/([\[<\.])([^\[<\.\cx]+)\.-\.?/$1/g; # bar.-.foo ==> foo
+ $path =~ s/([\[<])(\cx+)/$1 . '-' x length($2)/e; # then decode
return $path;
}
}
$sdir = $self->eliminate_macros($sdir) unless $sdir =~ /^[\w\-]+\z/s;
$rslt = $self->fixpath($self->eliminate_macros($spath)."/$sdir",1);
- # Special case for VMS absolute directory specs: these will have had device
- # prepended during trip through Unix syntax in eliminate_macros(), since
- # Unix syntax has no way to express "absolute from the top of this device's
- # directory tree".
- if ($spath =~ /^[\[<][^.\-]/s) { $rslt =~ s/^[^\[<]+//s; }
+ # Special case for VMS absolute directory specs: these will have had device
+ # prepended during trip through Unix syntax in eliminate_macros(), since
+ # Unix syntax has no way to express "absolute from the top of this device's
+ # directory tree".
+ if ($spath =~ /^[\[<][^.\-]/s) { $rslt =~ s/^[^\[<]+//s; }
}
else {
- if ($dir =~ /^\$\([^\)]+\)\z/s) { $rslt = $dir; }
- else { $rslt = vmspath($dir); }
+ if (not defined $dir or not length $dir) { $rslt = ''; }
+ elsif ($dir =~ /^\$\([^\)]+\)\z/s) { $rslt = $dir; }
+ else { $rslt = vmspath($dir); }
}
return $rslt;
}
$rslt = vmsify($rslt.($rslt ? '/' : '').unixify($file));
}
}
- else { $rslt = vmsify($file); }
+ else { $rslt = (defined($file) && length($file)) ? vmsify($file) : ''; }
return $rslt;
}
Returns a string representation of the first writable directory
from the following list or '' if none are writable:
- /sys$scratch
+ sys$scratch
$ENV{TMPDIR}
=cut
my $tmpdir;
sub tmpdir {
return $tmpdir if defined $tmpdir;
- foreach ('/sys$scratch', $ENV{TMPDIR}) {
+ foreach ('sys$scratch', $ENV{TMPDIR}) {
next unless defined && -d && -w _;
$tmpdir = $_;
last;
sub splitdir {
my($self,$dirspec) = @_;
$dirspec =~ s/\]\[//g; $dirspec =~ s/\-\-/-.-/g;
+ $dirspec = "[$dirspec]" unless $dirspec =~ /[\[<]/; # make legal
my(@dirs) = split('\.', vmspath($dirspec));
$dirs[0] =~ s/^[\[<]//s; $dirs[-1] =~ s/[\]>]\z//s;
@dirs;
sub catpath {
my($self,$dev,$dir,$file) = @_;
- if ($dev =~ m|^/+([^/]+)|) { $dev =~ "$1:"; }
+ if ($dev =~ m|^/+([^/]+)|) { $dev = "$1:"; }
else { $dev .= ':' unless $dev eq '' or $dev =~ /:\z/; }
- $dir = vmspath($dir);
- "$dev$dir$file";
-}
-
-=item splitpath
-
- ($volume,$directories,$file) = File::Spec->splitpath( $path );
- ($volume,$directories,$file) = File::Spec->splitpath( $path, $no_file );
-
-Splits a VMS path in to volume, directory, and filename portions.
-Ignores $no_file, if present, since VMS paths indicate the 'fileness' of a
-file.
-
-The results can be passed to L</catpath()> to get back a path equivalent to
-(usually identical to) the original path.
-
-=cut
-
-sub splitpath {
- my $self = shift ;
- my ($path, $nofile) = @_;
-
- my ($volume,$directory,$file) ;
-
- if ( $path =~ m{/} ) {
- $path =~
- m{^ ( (?: /[^/]* )? )
- ( (?: .*/(?:[^/]+\.dir)? )? )
- (.*)
- }xs;
- $volume = $1;
- $directory = $2;
- $file = $3;
+ if (length($dev) or length($dir)) {
+ $dir = "[$dir]" unless $dir =~ /[\[<\/]/;
+ $dir = vmspath($dir);
}
- else {
- $path =~
- m{^ ( (?: (?: (?: [\w\$-]+ (?: "[^"]*")?:: )? [\w\$-]+: )? ) )
- ( (?:\[.*\])? )
- (.*)
- }xs;
- $volume = $1;
- $directory = $2;
- $file = $3;
- }
-
- $directory = $1
- if $directory =~ /^\[(.*)\]\z/s ;
-
- return ($volume,$directory,$file);
+ "$dev$dir$file";
}
+=item abs2rel (override)
-=item splitdir
-
-The opposite of L</catdir()>.
-
- @dirs = File::Spec->splitdir( $directories );
-
-$directories must be only the directory portion of the path.
-
-'[' and ']' delimiters are optional. An empty string argument is
-equivalent to '[]': both return an array with no elements.
+Use VMS syntax when converting filespecs.
=cut
-sub splitdir {
- my $self = shift ;
- my $directories = $_[0] ;
-
- return File::Spec::Unix::splitdir( $self, @_ )
- if ( $directories =~ m{/} ) ;
-
- $directories =~ s/^\[(.*)\]\z/$1/s ;
-
- #
- # split() likes to forget about trailing null fields, so here we
- # check to be sure that there will not be any before handling the
- # simple case.
- #
- if ( $directories !~ m{\.\z} ) {
- return split( m{\.}, $directories );
- }
- else {
- #
- # since there was a trailing separator, add a file name to the end,
- # then do the split, then replace it with ''.
- #
- my( @directories )= split( m{\.}, "${directories}dummy" ) ;
- $directories[ $#directories ]= '' ;
- return @directories ;
- }
-}
-
-
-sub catpath {
- my $self = shift;
-
- return File::Spec::Unix::catpath( $self, @_ )
- if ( join( '', @_ ) =~ m{/} ) ;
-
- my ($volume,$directory,$file) = @_;
-
- $volume .= ':'
- if $volume =~ /[^:]\z/ ;
-
- $directory = "[$directory"
- if $directory =~ /^[^\[]/s ;
-
- $directory .= ']'
- if $directory =~ /[^\]]\z/ ;
-
- return "$volume$directory$file" ;
-}
-
-
sub abs2rel {
my $self = shift;
- return File::Spec::Unix::abs2rel( $self, @_ )
+ return vmspath(File::Spec::Unix::abs2rel( $self, @_ ))
if ( join( '', @_ ) =~ m{/} ) ;
my($path,$base) = @_;
# @pathchunks now has the directories to descend in to.
$path_directories = '-.' x @basechunks . join( '.', @pathchunks ) ;
$path_directories =~ s{\.\z}{} ;
- return $self->catpath( '', $path_directories, $path_file ) ;
+ return $self->canonpath( $self->catpath( '', $path_directories, $path_file ) ) ;
}
+=item rel2abs (override)
+
+Use VMS syntax when converting filespecs.
+
+=cut
+
sub rel2abs($;$;) {
my $self = shift ;
- return File::Spec::Unix::rel2abs( $self, @_ )
+ return vmspath(File::Spec::Unix::rel2abs( $self, @_ ))
if ( join( '', @_ ) =~ m{/} ) ;
my ($path,$base ) = @_;
my ( $base_volume, $base_directories, undef ) =
$self->splitpath( $base ) ;
+ $path_directories = '' if $path_directories eq '[]' ||
+ $path_directories eq '<>';
my $sep = '' ;
$sep = '.'
- if ( $base_directories =~ m{[^.]\z} &&
- $path_directories =~ m{^[^.]}s
+ if ( $base_directories =~ m{[^.\]>]\z} &&
+ $path_directories =~ m{^[^.\[<]}s
) ;
- $base_directories = "$base_directories$sep$path_directories" ;
+ $base_directories = "$base_directories$sep$path_directories";
+ $base_directories =~ s{\.?[\]>][\[<]\.?}{.};
$path = $self->catpath( $base_volume, $base_directories, $path_file );
}
[ "Win32->rel2abs('../','//prague_main/work')", '\\\\prague_main\\work\\..' ],
[ "VMS->splitpath('file')", ',,file' ],
-[ "VMS->splitpath('[d1.d2.d3]')", ',d1.d2.d3,' ],
-[ "VMS->splitpath('[.d1.d2.d3]')", ',.d1.d2.d3,' ],
-[ "VMS->splitpath('[d1.d2.d3]file')", ',d1.d2.d3,file' ],
-[ "VMS->splitpath('d1/d2/d3/file')", ',d1/d2/d3/,file' ],
-[ "VMS->splitpath('/d1/d2/d3/file')", '/d1,/d2/d3/,file' ],
-[ "VMS->splitpath('[.d1.d2.d3]file')", ',.d1.d2.d3,file' ],
-[ "VMS->splitpath('node::volume:[d1.d2.d3]')", 'node::volume:,d1.d2.d3,' ],
-[ "VMS->splitpath('node::volume:[d1.d2.d3]file')", 'node::volume:,d1.d2.d3,file' ],
-[ "VMS->splitpath('node\"access_spec\"::volume:[d1.d2.d3]')", 'node"access_spec"::volume:,d1.d2.d3,' ],
-[ "VMS->splitpath('node\"access_spec\"::volume:[d1.d2.d3]file')", 'node"access_spec"::volume:,d1.d2.d3,file' ],
+[ "VMS->splitpath('[d1.d2.d3]')", ',[d1.d2.d3],' ],
+[ "VMS->splitpath('[.d1.d2.d3]')", ',[.d1.d2.d3],' ],
+[ "VMS->splitpath('[d1.d2.d3]file')", ',[d1.d2.d3],file' ],
+[ "VMS->splitpath('d1/d2/d3/file')", ',[.d1.d2.d3],file' ],
+[ "VMS->splitpath('/d1/d2/d3/file')", 'd1:,[d2.d3],file' ],
+[ "VMS->splitpath('[.d1.d2.d3]file')", ',[.d1.d2.d3],file' ],
+[ "VMS->splitpath('node::volume:[d1.d2.d3]')", 'node::volume:,[d1.d2.d3],' ],
+[ "VMS->splitpath('node::volume:[d1.d2.d3]file')", 'node::volume:,[d1.d2.d3],file' ],
+[ "VMS->splitpath('node\"access_spec\"::volume:[d1.d2.d3]')", 'node"access_spec"::volume:,[d1.d2.d3],' ],
+[ "VMS->splitpath('node\"access_spec\"::volume:[d1.d2.d3]file')", 'node"access_spec"::volume:,[d1.d2.d3],file' ],
[ "VMS->catpath('','','file')", 'file' ],
[ "VMS->catpath('','[d1.d2.d3]','')", '[d1.d2.d3]' ],
[ "VMS->catpath('','[.d1.d2.d3]','')", '[.d1.d2.d3]' ],
[ "VMS->catpath('','[d1.d2.d3]','file')", '[d1.d2.d3]file' ],
[ "VMS->catpath('','[.d1.d2.d3]','file')", '[.d1.d2.d3]file' ],
-[ "VMS->catpath('','d1/d2/d3','file')", 'd1/d2/d3/file' ],
-[ "VMS->catpath('v','d1/d2/d3','file')", 'd1/d2/d3/file' ],
+[ "VMS->catpath('','d1/d2/d3','file')", '[.d1.d2.d3]file' ],
+[ "VMS->catpath('v','d1/d2/d3','file')", 'v:[.d1.d2.d3]file' ],
[ "VMS->catpath('node::volume:','[d1.d2.d3]','')", 'node::volume:[d1.d2.d3]' ],
[ "VMS->catpath('node::volume:','[d1.d2.d3]','file')", 'node::volume:[d1.d2.d3]file' ],
[ "VMS->catpath('node\"access_spec\"::volume:','[d1.d2.d3]','')", 'node"access_spec"::volume:[d1.d2.d3]' ],
[ "VMS->canonpath('')", '' ],
[ "VMS->canonpath('volume:[d1]file')", 'volume:[d1]file' ],
-[ "VMS->canonpath('volume:[d1.-.d2.][d3.d4.-]')", 'volume:[d1.-.d2.d3.d4.-]' ],
-[ "VMS->canonpath('volume:[d1.-.d2.][d3.d4.-]',1)", 'volume:[d2.d3]' ],
+[ "VMS->canonpath('volume:[d1.-.d2.][d3.d4.-]')", 'volume:[d2.d3]' ],
[ "VMS->canonpath('volume:[000000.d1]d2.dir;1')", 'volume:[d1]d2.dir;1' ],
[ "VMS->canonpath('///../../..//./././a//b/.././c/././')", '/a/b/../c' ],
[ "VMS->splitdir('.-.d2.d3')", ',-,d2,d3' ],
[ "VMS->splitdir('[.-.d2.d3]')", ',-,d2,d3' ],
-#[ "VMS->catdir('')", '[]' ],
+[ "VMS->catdir('')", '' ],
[ "VMS->catdir('d1','d2','d3')", '[.d1.d2.d3]' ],
[ "VMS->catdir('d1','d2/','d3')", '[.d1.d2.d3]' ],
[ "VMS->catdir('','d1','d2','d3')", '[.d1.d2.d3]' ],
[ "VMS->catdir('','-','d2','d3')", '[-.d2.d3]' ],
[ "VMS->catdir('','-','','d3')", '[-.d3]' ],
-#[ "VMS->catdir('[]','<->','[]','[d3]')", '[-.d3]' ],
[ "VMS->catdir('dir.dir','d2.dir','d3.dir')", '[.dir.d2.d3]' ],
[ "VMS->catdir('[.name]')", '[.name]' ],
[ "VMS->catdir('[.name]','[.name]')", '[.name.name]'],
-#[ "VMS->catdir('a:[.name]','b:[.name]')", '[.name.name]'],
[ "VMS->abs2rel('node::volume:[t1.t2.t3]','[t1.t2.t3]')", '' ],
[ "VMS->abs2rel('node::volume:[t1.t2.t4]','[t1.t2.t3]')", '[-.t4]' ],
[ "VMS->abs2rel('[t1.t2.t4]','[t1.t2.t3]')", '[-.t4]' ],
[ "VMS->abs2rel('[t1.t2]file','[t1.t2.t3]')", '[-]file' ],
[ "VMS->abs2rel('[t1.t2.t3.t4]','[t1.t2.t3]')", '[t4]' ],
-[ "VMS->abs2rel('[t4.t5.t6]','[t1.t2.t3]')", '[-.-.-.t4.t5.t6]' ],
-#[ "VMS->abs2rel('[]','[t1.t2.t3]')", '[-.-.-]' ],
-#[ "VMS->abs2rel('[..]','[t1.t2.t3]')", '[-.-.-]' ],
-#[ "VMS->abs2rel('[.]','[t1.t2.t3]')", '[-.-.-]' ],
-#[ "VMS->abs2rel('[..]','[t1.t2.t3]')", '[-.-.-]' ],
-#[ "VMS->abs2rel('a:[t1.t2.t4]','[t1.t2.t3]')", '[-.t4]' ],
-#[ "VMS->abs2rel('[a.-.b.c.-]','[t1.t2.t3]')", '[-.-.-.b]' ],
+[ "VMS->abs2rel('[t4.t5.t6]','[t1.t2.t3]')", '[---.t4.t5.t6]' ],
+[ "VMS->abs2rel('[000000]','[t1.t2.t3]')", '[---.000000]' ],
+[ "VMS->abs2rel('a:[t1.t2.t4]','[t1.t2.t3]')", '[-.t4]' ],
+[ "VMS->abs2rel('[a.-.b.c.-]','[t1.t2.t3]')", '[---.b]' ],
[ "VMS->rel2abs('[.t4]','[t1.t2.t3]')", '[t1.t2.t3.t4]' ],
[ "VMS->rel2abs('[.t4.t5]','[t1.t2.t3]')", '[t1.t2.t3.t4.t5]' ],
[ "VMS->rel2abs('[]','[t1.t2.t3]')", '[t1.t2.t3]' ],
-[ "VMS->rel2abs('[-]','[t1.t2.t3]')", '[t1.t2.t3.-]' ],
-[ "VMS->rel2abs('[-.t4]','[t1.t2.t3]')", '[t1.t2.t3.-.t4]' ],
+[ "VMS->rel2abs('[-]','[t1.t2.t3]')", '[t1.t2]' ],
+[ "VMS->rel2abs('[-.t4]','[t1.t2.t3]')", '[t1.t2.t4]' ],
[ "VMS->rel2abs('[t1]','[t1.t2.t3]')", '[t1]' ],
[ "OS2->catdir('A:/d1','B:/d2','d3','')", 'A:/d1/B:/d2/d3' ],
/some/where/over/the.rainbow vmsify some:[where.over]the.rainbow
some/where/over/the.rainbow vmsify [.some.where.over]the.rainbow
../some/where/over/the.rainbow vmsify [-.some.where.over]the.rainbow
-some/../../where/over/the.rainbow vmsify [.some.--.where.over]the.rainbow
+some/../../where/over/the.rainbow vmsify [-.where.over]the.rainbow
.../some/where/over/the.rainbow vmsify [...some.where.over]the.rainbow
some/.../where/over/the.rainbow vmsify [.some...where.over]the.rainbow
/some/.../where/over/the.rainbow vmsify some:[...where.over]the.rainbow
/ vmspath sys$disk:[000000]
# Redundant characters in Unix paths
-//some/where//over/../the.rainbow vmsify some:[where.over.-]the.rainbow
+//some/where//over/../the.rainbow vmsify some:[where]the.rainbow
/some/where//over/./the.rainbow vmsify some:[where.over]the.rainbow
..//../ vmspath [--]
./././ vmspath []
vmstrnenv(const char *lnm, char *eqv, unsigned long int idx,
struct dsc$descriptor_s **tabvec, unsigned long int flags)
{
- char uplnm[LNM$C_NAMLENGTH], *cp1, *cp2;
+ 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;
unsigned char acmode;
}
lnmdsc.dsc$w_length = cp1 - lnm;
lnmdsc.dsc$a_pointer = uplnm;
+ uplnm[lnmdsc.dsc$w_length] = '\0';
secure = flags & PERL__TRNENV_SECURE;
acmode = secure ? PSL$C_EXEC : PSL$C_USER;
if (!tabvec || !*tabvec) tabvec = env_tables;
retsts = sys$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 INTSIZE == 4
+ *((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;
+ }
break;
}
}
else if (!infront && *cp2 == '.') {
if (cp2+1 == dirend || *(cp2+1) == '\0') { cp2++; break; }
else if (*(cp2+1) == '/') cp2++; /* skip over "./" - it's redundant */
- else if (*(cp2+1) == '.' && (*(cp2+2) == '/' || *(cp2+2) == '\0')) { /* handle "../" */
- if (*(cp1-1) == '-' || *(cp1-1) == '[') *(cp1++) = '-';
+ else if (*(cp2+1) == '.' && (*(cp2+2) == '/' || *(cp2+2) == '\0')) {
+ if (*(cp1-1) == '-' || *(cp1-1) == '[') *(cp1++) = '-'; /* handle "../" */
else if (*(cp1-2) == '[') *(cp1-1) = '-';
- else {
-/* if (*(cp1-1) != '.') *(cp1++) = '.'; */
- *(cp1++) = '-';
+ else { /* back up over previous directory name */
+ cp1--;
+ while (*(cp1-1) != '.' && *(cp1-1) != '[') cp1--;
+ if (*(cp1-1) == '[') {
+ memcpy(cp1,"000000.",7);
+ cp1 += 7;
+ }
}
cp2 += 2;
if (cp2 == dirend) break;