X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FCwd.pm;h=840e2a6078431a18cee671306bc816c2f257f8d2;hb=400728b860602b352de8071deef81019cfa0d73e;hp=d4abc9acbcf0f221ee9377a5c792dc33bbf1868a;hpb=b060a406751953a32a71f4f78250712ec107c8e2;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/lib/Cwd.pm b/lib/Cwd.pm
index d4abc9a..840e2a6 100644
--- a/lib/Cwd.pm
+++ b/lib/Cwd.pm
@@ -89,7 +89,15 @@ sub _backtick_pwd {
 # Since some ports may predefine cwd internally (e.g., NT)
 # we take care not to override an existing definition for cwd().
 
-*cwd = \&_backtick_pwd unless defined &cwd;
+unless(defined &cwd) {
+    # The pwd command is not available in some chroot(2)'ed environments
+    if(grep { -x "$_/pwd" } split(':', $ENV{PATH})) {
+	*cwd = \&_backtick_pwd;
+    }
+    else {
+	*cwd = \&getcwd;
+    }
+}
 
 
 # By Brandon S. Allbery
@@ -156,7 +164,7 @@ sub fastcwd {
 my $chdir_init = 0;
 
 sub chdir_init {
-    if ($ENV{'PWD'} and $^O ne 'os2' and $^O ne 'dos') {
+    if ($ENV{'PWD'} and $^O ne 'os2' and $^O ne 'dos' and $^O ne 'MSWin32') {
 	my($dd,$di) = stat('.');
 	my($pd,$pi) = stat($ENV{'PWD'});
 	if (!defined $dd or !defined $pd or $di != $pi or $dd != $pd) {
@@ -164,10 +172,12 @@ sub chdir_init {
 	}
     }
     else {
-	$ENV{'PWD'} = cwd();
+	my $wd = cwd();
+	$wd = Win32::GetFullPathName($wd) if $^O eq 'MSWin32';
+	$ENV{'PWD'} = $wd;
     }
     # Strip an automounter prefix (where /tmp_mnt/foo/bar == /foo/bar)
-    if ($ENV{'PWD'} =~ m|(/[^/]+(/[^/]+/[^/]+))(.*)|s) {
+    if ($^O ne 'MSWin32' and $ENV{'PWD'} =~ m|(/[^/]+(/[^/]+/[^/]+))(.*)|s) {
 	my($pd,$pi) = stat($2);
 	my($dd,$di) = stat($1);
 	if (defined $pd and defined $dd and $di == $pi and $dd == $pd) {
@@ -178,11 +188,17 @@ sub chdir_init {
 }
 
 sub chdir {
-    my $newdir = shift || '';	# allow for no arg (chdir to HOME dir)
-    $newdir =~ s|///*|/|g;
+    my $newdir = @_ ? shift : '';	# allow for no arg (chdir to HOME dir)
+    $newdir =~ s|///*|/|g unless $^O eq 'MSWin32';
     chdir_init() unless $chdir_init;
     return 0 unless CORE::chdir $newdir;
-    if ($^O eq 'VMS') { return $ENV{'PWD'} = $ENV{'DEFAULT'} }
+    if ($^O eq 'VMS') {
+	return $ENV{'PWD'} = $ENV{'DEFAULT'}
+    }
+    elsif ($^O eq 'MSWin32') {
+	$ENV{'PWD'} = Win32::GetFullPathName($newdir);
+	return 1;
+    }
 
     if ($newdir =~ m#^/#s) {
 	$ENV{'PWD'} = $newdir;
@@ -263,7 +279,7 @@ sub abs_path
 
 sub fast_abs_path {
     my $cwd = getcwd();
-    my $path = shift || '.';
+    my $path = @_ ? shift : '.';
     CORE::chdir($path) || croak "Cannot chdir to $path:$!";
     my $realpath = getcwd();
     CORE::chdir($cwd)  || croak "Cannot chdir back to $cwd:$!";
@@ -332,12 +348,17 @@ sub _qnx_cwd {
 }
 
 sub _qnx_abs_path {
-    my $path = shift || '.';
+    my $path = @_ ? shift : '.';
     my $realpath=`/usr/bin/fullpath -t $path`;
     chop $realpath;
     return $realpath;
 }
 
+sub _epoc_cwd {
+    $ENV{'PWD'} = EPOC::getcwd();
+    return $ENV{'PWD'};
+}
+
 {
     no warnings;	# assignments trigger 'subroutine redefined' warning
 
@@ -386,6 +407,13 @@ sub _qnx_abs_path {
         *fastcwd	= \&cwd;
         *abs_path	= \&fast_abs_path;
     }
+    elsif ($^O eq 'epoc') {
+        *cwd            = \&_epoc_cwd;
+        *getcwd	        = \&_epoc_cwd;
+        *fastgetcwd	= \&_epoc_cwd;
+        *fastcwd	= \&_epoc_cwd;
+        *abs_path	= \&fast_abs_path;
+    }
 }
 
 # package main; eval join('',<DATA>) || die $@;	# quick test