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authorericm <ericm>2000-02-01 01:14:00 (GMT)
committerericm <ericm>2000-02-01 01:14:00 (GMT)
commitacb2f260bec04797bce0d16b709b530c511fe87f (patch)
tree112da6d0b67c743bbc7eec435cfb6c42345bd653 /library
parentbfc121a8bd79c18c8d1b7760be65a4db3ad18bfd (diff)
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* tests/package.test:
* library/tclIndex: * library/package.tcl: Added ::package namespace and ::package::create function. * library/init.tcl: Fixed problem with auto_load and determining if commands were loaded. * library/auto.tcl: "Fixed" issues with $ in files to be auto indexed. * doc/Package.n: New man page for package::create function. * doc/pkgMkIndex.n: Added additional information. * doc/library.n: Added additional qualification regarding auto_mkindex.
Diffstat (limited to 'library')
-rw-r--r--library/auto.tcl24
-rw-r--r--library/init.tcl10
-rw-r--r--library/package.tcl170
-rw-r--r--library/tclIndex1
4 files changed, 168 insertions, 37 deletions
diff --git a/library/auto.tcl b/library/auto.tcl
index 07b3116..9575f7b 100644
--- a/library/auto.tcl
+++ b/library/auto.tcl
@@ -3,7 +3,7 @@
# utility procs formerly in init.tcl dealing with auto execution
# of commands and can be auto loaded themselves.
#
-# RCS: @(#) $Id: auto.tcl,v 1.5 2000/01/28 16:38:34 ericm Exp $
+# RCS: @(#) $Id: auto.tcl,v 1.6 2000/02/01 01:14:01 ericm Exp $
#
# Copyright (c) 1991-1993 The Regents of the University of California.
# Copyright (c) 1994-1998 Sun Microsystems, Inc.
@@ -318,13 +318,13 @@ proc auto_mkindex_parser::mkindex {file} {
# There is one problem with sourcing files into the safe
# interpreter: references like "$x" will fail since code is not
# really being executed and variables do not really exist.
- # Be careful to escape all naked "$" before evaluating.
- regsub -expanded -all {
- ([^\\](?:(?:\\\\)*)) # match any even number of backslashes ...
- \$ # ... followed by an unescaped dollar sign ...
- ([^\$]) # ... followed by anything but another dollar sign
- } $contents {\1\\$\2} contents; # add one backslash for the dollar sign
-
+ # To avoid this, we replace all $ with \0 (literally, the null char)
+ # later, when getting proc names we will have to reverse this replacement,
+ # in case there were any $ in the proc name. This will cause a problem
+ # if somebody actually tries to have a \0 in their proc name. Too bad
+ # for them.
+ regsub -all {\$} $contents "\0" contents
+
set index ""
set contextStack ""
set imports ""
@@ -466,10 +466,14 @@ proc auto_mkindex_parser::fullname {name} {
}
if {[string equal [namespace qualifiers $name] ""]} {
- return [namespace tail $name]
+ set name [namespace tail $name]
} elseif {![string match ::* $name]} {
- return "::$name"
+ set name "::$name"
}
+
+ # Earlier, mkindex replaced all $'s with \0. Now, we have to reverse
+ # that replacement.
+ regsub -all "\0" $name "\$" name
return $name
}
diff --git a/library/init.tcl b/library/init.tcl
index c5fff21..ecc926f 100644
--- a/library/init.tcl
+++ b/library/init.tcl
@@ -3,7 +3,7 @@
# Default system startup file for Tcl-based applications. Defines
# "unknown" procedure and auto-load facilities.
#
-# RCS: @(#) $Id: init.tcl,v 1.37 2000/01/29 00:12:46 ericm Exp $
+# RCS: @(#) $Id: init.tcl,v 1.38 2000/02/01 01:14:01 ericm Exp $
#
# Copyright (c) 1991-1993 The Regents of the University of California.
# Copyright (c) 1994-1996 Sun Microsystems, Inc.
@@ -312,10 +312,10 @@ proc auto_load {cmd {namespace {}}} {
# name. One is to use
# info commands $name
# Unfortunately, if the name has glob-magic chars in it like *
- # or [], it may not match. Since we really want an exact match,
- # a better route is to use
- # lsearch -exact [info commands] $name
- if {[lsearch -exact [info commands] $name] != -1 } {
+ # or [], it may not match. For our purposes here, a better
+ # route is to use
+ # namespace which -command $name
+ if { ![string equal [namespace which -command $name] ""] } {
return 1
}
}
diff --git a/library/package.tcl b/library/package.tcl
index c9506a8..c1f8415 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 1.9 2000/01/28 19:32:05 ericm Exp $
+# RCS: @(#) $Id: package.tcl,v 1.10 2000/02/01 01:14:01 ericm Exp $
#
# Copyright (c) 1991-1993 The Regents of the University of California.
# Copyright (c) 1994-1998 Sun Microsystems, Inc.
@@ -12,6 +12,10 @@
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
+# Create the package namespace
+namespace eval ::package {
+}
+
# pkg_compareExtension --
#
# Used internally by pkg_mkIndex to compare the extension of a file to
@@ -116,15 +120,6 @@ proc pkg_mkIndex {args} {
set patternList [list "*.tcl" "*[info sharedlibextension]"]
}
- append index "# Tcl package index file, version 1.1\n"
- append index "# This file is generated by the \"pkg_mkIndex$more\" command\n"
- append index "# and sourced either when an application starts up or\n"
- append index "# by a \"package unknown\" script. It invokes the\n"
- append index "# \"package ifneeded\" command to set up package-related\n"
- append index "# information so that packages will be loaded automatically\n"
- append index "# in response to \"package require\" commands. When this\n"
- append index "# script is sourced, the variable \$dir must contain the\n"
- append index "# full path name of this file's directory.\n"
set oldDir [pwd]
cd $dir
@@ -350,22 +345,33 @@ proc pkg_mkIndex {args} {
}
}
+ append index "# Tcl package index file, version 1.1\n"
+ append index "# This file is generated by the \"pkg_mkIndex$more\" command\n"
+ append index "# and sourced either when an application starts up or\n"
+ append index "# by a \"package unknown\" script. It invokes the\n"
+ append index "# \"package ifneeded\" command to set up package-related\n"
+ append index "# information so that packages will be loaded automatically\n"
+ append index "# in response to \"package require\" commands. When this\n"
+ append index "# script is sourced, the variable \$dir must contain the\n"
+ append index "# full path name of this file's directory.\n"
+
foreach pkg [lsort [array names files]] {
- append index "\npackage ifneeded $pkg "
- if {$direct} {
- set cmdList {}
- foreach elem $files($pkg) {
- set file [lindex $elem 0]
- set type [lindex $elem 1]
- lappend cmdList "\[list $type \[file join \$dir\
- [list $file]\]\]"
+ set cmd {}
+ foreach {name version} $pkg {
+ break
+ }
+ lappend cmd ::package::create -name $name -version $version
+ foreach spec $files($pkg) {
+ foreach {file type procs} $spec {
+ if { $direct } {
+ set procs {}
+ }
+ lappend cmd "-$type" [list $file $procs]
}
- append index [join $cmdList "\\n"]
- } else {
- append index "\[list tclPkgSetup \$dir [lrange $pkg 0 0]\
- [lrange $pkg 1 1] [list $files($pkg)]\]"
}
+ append index "\n[eval $cmd]"
}
+
set f [open pkgIndex.tcl w]
puts $f $index
close $f
@@ -481,3 +487,123 @@ proc tclPkgUnknown {name version {exact {}}} {
}
}
}
+
+# ::package::create --
+#
+# Given a package specification generate a "package ifneeded" statement
+# for the package, suitable for inclusion in a pkgIndex.tcl file.
+#
+# Arguments:
+# args arguments used by the create function:
+# -name packageName
+# -version packageVersion
+# -load {filename ?{procs}?}
+# ...
+# -source {filename ?{procs}?}
+# ...
+#
+# Any number of -load and -source parameters may be
+# specified, so long as there is at least one -load or
+# -source parameter. If the procs component of a
+# module specifier is left off, that module will be
+# set up for direct loading; otherwise, it will be
+# set up for lazy loading. If both -source and -load
+# are specified, the -load'ed files will be loaded
+# first, followed by the -source'd files.
+#
+# Results:
+# An appropriate "package ifneeded" statement for the package.
+
+proc ::package::create {args} {
+ append err(usage) "::package::create "
+ append err(usage) "-name packageName -version packageVersion"
+ append err(usage) "?-load {filename ?{procs}?}? ... "
+ append err(usage) "?-source {filename ?{procs}?}? ..."
+
+ set err(wrongNumArgs) "wrong # args: should be \"$err(usage)\""
+ set err(valueMissing) "value for \"%s\" missing: should be \"$err(usage)\""
+ set err(unknownOpt) "unknown option \"%s\": should be \"$err(usage)\""
+ set err(noLoadOrSource) "at least one of -load and -source must be given"
+
+ # process arguments
+ set len [llength $args]
+ if { $len < 6 } {
+ error $err(wrongNumArgs)
+ }
+
+ # Initialize parameters
+ set opts(-name) {}
+ set opts(-version) {}
+ set opts(-source) {}
+ set opts(-load) {}
+
+ # process parameters
+ for {set i 0} {$i < $len} {incr i} {
+ set flag [lindex $args $i]
+ incr i
+ switch -glob -- $flag {
+ "-name" -
+ "-version" {
+ if { $i >= $len } {
+ error [format $err(valueMissing) $flag]
+ }
+ set opts($flag) [lindex $args $i]
+ }
+ "-source" -
+ "-load" {
+ if { $i >= $len } {
+ error [format $err(valueMissing) $flag]
+ }
+ lappend opts($flag) [lindex $args $i]
+ }
+ default {
+ error [format $err(unknownOpt) [lindex $args $i]]
+ }
+ }
+ }
+
+ # Validate the parameters
+ if { [llength $opts(-name)] == 0 } {
+ error [format $err(valueMissing) "-name"]
+ }
+ if { [llength $opts(-version)] == 0 } {
+ error [format $err(valueMissing) "-version"]
+ }
+
+ if { [llength $opts(-source)] == 0 && [llength $opts(-load)] == 0 } {
+ error $err(noLoadOrSource)
+ }
+
+ # OK, now everything is good. Generate the package ifneeded statment.
+ set cmdline "package ifneeded $opts(-name) $opts(-version) "
+
+ set cmdList {}
+ set lazyFileList {}
+
+ # Handle -load and -source specs
+ foreach key {load source} {
+ foreach filespec $opts(-$key) {
+ foreach {filename proclist} {{} {}} {
+ break
+ }
+ foreach {filename proclist} $filespec {
+ break
+ }
+
+ if { [llength $proclist] == 0 } {
+ set cmd "\[list $key \[file join \$dir [list $filename]\]\]"
+ lappend cmdList $cmd
+ } else {
+ lappend lazyFileList [list $filename $key $proclist]
+ }
+ }
+ }
+
+ if { [llength $lazyFileList] > 0 } {
+ lappend cmdList "\[list tclPkgSetup \$dir $opts(-name)\
+ $opts(-version) [list $lazyFileList]\]"
+ }
+ append cmdline [join $cmdList "\\n"]
+ return $cmdline
+}
+
diff --git a/library/tclIndex b/library/tclIndex
index 35c7cf6..92500b2 100644
--- a/library/tclIndex
+++ b/library/tclIndex
@@ -33,6 +33,7 @@ set auto_index(pkg_mkIndex) [list source [file join $dir package.tcl]]
set auto_index(tclPkgSetup) [list source [file join $dir package.tcl]]
set auto_index(tclMacPkgSearch) [list source [file join $dir package.tcl]]
set auto_index(tclPkgUnknown) [list source [file join $dir package.tcl]]
+set auto_index(::package::create) [list source [file join $dir package.tcl]]
set auto_index(parray) [list source [file join $dir parray.tcl]]
set auto_index(::safe::InterpStatics) [list source [file join $dir safe.tcl]]
set auto_index(::safe::InterpNested) [list source [file join $dir safe.tcl]]