diff options
Diffstat (limited to 'library/package.tcl')
| -rw-r--r-- | library/package.tcl | 153 |
1 files changed, 102 insertions, 51 deletions
diff --git a/library/package.tcl b/library/package.tcl index 83a7692..108ca12 100644 --- a/library/package.tcl +++ b/library/package.tcl @@ -3,7 +3,7 @@ # utility procs formerly in init.tcl which can be loaded on demand # for package management. # -# RCS: @(#) $Id: package.tcl,v 1.20 2002/10/22 16:41:28 das Exp $ +# RCS: @(#) $Id: package.tcl,v 1.21 2002/10/28 16:34:25 dgp Exp $ # # Copyright (c) 1991-1993 The Regents of the University of California. # Copyright (c) 1994-1998 Sun Microsystems, Inc. @@ -452,23 +452,6 @@ proc tclPkgSetup {dir pkg version files} { } } -# tclMacPkgSearch -- -# The procedure is used on the Macintosh to search a given directory for files -# with a TEXT resource named "pkgIndex". If it exists it is sourced in to the -# interpreter to setup the package database. - -proc tclMacPkgSearch {dir} { - foreach x [glob -directory $dir -nocomplain *.shlb] { - if {[file isfile $x]} { - set res [resource open $x] - foreach y [resource list TEXT $res] { - if {[string equal $y "pkgIndex"]} {source -rsrc pkgIndex} - } - catch {resource close $res} - } - } -} - # tclPkgUnknown -- # This procedure provides the default for the "package unknown" function. # It is invoked when a package that's needed can't be found. It scans @@ -484,7 +467,7 @@ proc tclMacPkgSearch {dir} { # exact - Either "-exact" or omitted. Not used. proc tclPkgUnknown {name version {exact {}}} { - global auto_path tcl_platform env + global auto_path env if {![info exists auto_path]} { return @@ -510,25 +493,6 @@ proc tclPkgUnknown {name version {exact {}}} { } } } - # On MacOSX also search the Resources/Scripts directories in - # the subdirectories for pkgIndex files - if {[string equal $::tcl_platform(platform) "unix"] && \ - [string equal $::tcl_platform(os) "Darwin"]} { - set dir [lindex $use_path end] - catch { - foreach file [glob -directory $dir -join -nocomplain \ - * Resources Scripts pkgIndex.tcl] { - set dir [file dirname $file] - if {[file readable $file] && ![info exists procdDirs($dir)]} { - if {[catch {source $file} msg]} { - tclLog "error reading package index file $file: $msg" - } else { - set procdDirs($dir) 1 - } - } - } - } - } set dir [lindex $use_path end] set file [file join $dir pkgIndex.tcl] # safe interps usually don't have "file readable", nor stderr channel @@ -540,20 +504,53 @@ proc tclPkgUnknown {name version {exact {}}} { set procdDirs($dir) 1 } } - # On the Macintosh we also look in the resource fork - # of shared libraries - # We can't use tclMacPkgSearch in safe interps because it uses glob - if {(![interp issafe]) && \ - [string equal $tcl_platform(platform) "macintosh"]} { - set dir [lindex $use_path end] - if {![info exists procdDirs($dir)]} { - tclMacPkgSearch $dir - set procdDirs($dir) 1 + set use_path [lrange $use_path 0 end-1] + if {[string compare $old_path $auto_path]} { + foreach dir $auto_path { + lappend use_path $dir } - foreach x [glob -directory $dir -nocomplain *] { - if {[file isdirectory $x] && ![info exists procdDirs($x)]} { - set dir $x - tclMacPkgSearch $dir + set old_path $auto_path + } + } +} + +# tcl::MacOSXPkgUnknown -- +# This procedure extends the "package unknown" function for MacOSX. +# It scans the Resources/Scripts directories of the immediate children +# of the auto_path directories for pkgIndex files. +# Only installed in interps that are not safe so we don't check +# for [interp issafe] as in tclPkgUnknown. +# +# Arguments: +# original - original [package unknown] procedure +# name - Name of desired package. Not used. +# version - Version of desired package. Not used. +# exact - Either "-exact" or omitted. Not used. + +proc tcl::MacOSXPkgUnknown {original name version {exact {}}} { + + # First do the cross-platform default search + uplevel 1 $original [list $name $version $exact] + + # Now do MacOSX specific searching + global auto_path + + if {![info exists auto_path]} { + return + } + # Cache the auto_path, because it may change while we run through + # the first set of pkgIndex.tcl files + set old_path [set use_path $auto_path] + while {[llength $use_path]} { + set dir [lindex $use_path end] + # get the pkgIndex files out of the subdirectories + foreach file [glob -directory $dir -join -nocomplain \ + * Resources Scripts pkgIndex.tcl] { + set dir [file dirname $file] + if {[file readable $file] && ![info exists procdDirs($dir)]} { + if {[catch {source $file} msg]} { + tclLog "error reading package index file $file: $msg" + } else { set procdDirs($dir) 1 } } @@ -568,6 +565,60 @@ proc tclPkgUnknown {name version {exact {}}} { } } +# tcl::MacPkgUnknown -- +# This procedure extends the "package unknown" function for Mac. +# It searches for pkgIndex TEXT resources in all files +# Only installed in interps that are not safe so we don't check +# for [interp issafe] as in tclPkgUnknown. +# +# Arguments: +# original - original [package unknown] procedure +# name - Name of desired package. Not used. +# version - Version of desired package. Not used. +# exact - Either "-exact" or omitted. Not used. + +proc tcl::MacPkgUnknown {original name version {exact {}}} { + + # First do the cross-platform default search + uplevel 1 $original [list $name $version $exact] + + # Now do Mac specific searching + global auto_path + + if {![info exists auto_path]} { + return + } + # Cache the auto_path, because it may change while we run through + # the first set of pkgIndex.tcl files + set old_path [set use_path $auto_path] + while {[llength $use_path]} { + # We look for pkgIndex TEXT resources in the resource fork of shared libraries + set dir [lindex $use_path end] + foreach x [concat [list $dir] [glob -directory $dir -nocomplain *] ] { + if {[file isdirectory $x] && ![info exists procdDirs($x)]} { + set dir $x + foreach x [glob -directory $dir -nocomplain *.shlb] { + if {[file isfile $x]} { + set res [resource open $x] + foreach y [resource list TEXT $res] { + if {[string equal $y "pkgIndex"]} {source -rsrc pkgIndex} + } + catch {resource close $res} + } + } + set procdDirs($dir) 1 + } + } + set use_path [lrange $use_path 0 end-1] + if {[string compare $old_path $auto_path]} { + foreach dir $auto_path { + lappend use_path $dir + } + set old_path $auto_path + } + } +} + # ::pkg::create -- # # Given a package specification generate a "package ifneeded" statement |