| # $Id$ |
| # This program ought to return the location of tclConfig.sh |
| # Code borrowed from Don Porter's usenet posting. |
| |
| proc RelToExec {exe cf} { |
| file join [file dirname [file dirname $exe]] lib $cf |
| } |
| |
| proc RelToExec2 {cf} { |
| file join [ info library ] $cf |
| } |
| |
| proc FindTclConfig {} { |
| set exec [file tail [info nameofexecutable]] |
| # If we're running tclsh... |
| if {[string match -nocase "*tclsh*" $exec]} { |
| set cf [RelToExec [info nameofexecutable] tclConfig.sh] |
| if {[file readable $cf]} { |
| return $cf |
| } else { |
| set cf [RelToExec2 tclConfig.sh] |
| if {[file readable $cf]} { |
| return $cf |
| } |
| } |
| } |
| # If tcl_pkgPath is available, look there... |
| global tcl_pkgPath |
| if {[info exists tcl_pkgPath]} { |
| foreach libdir $tcl_pkgPath { |
| if {[file readable [file join $libdir tclConfig.sh]]} { |
| return [file join $libdir tclConfig.sh] |
| } |
| } |
| } |
| # Not in usual places, go searching for tclsh... |
| set candshells [list] |
| if {[regsub -nocase wish $exec tclsh shell]} { |
| lappend candshells $shell |
| } |
| lappend candshells tclsh[package provide Tcl] |
| lappend candshells tclsh[join [split [package provide Tcl] .] ""] foreach shell $candshells { |
| set shell [auto_execok $shell] |
| if {[string length $shell]} { |
| set cf [RelToExec $shell tclConfig.sh] |
| if {[file readable $cf]} { |
| return $cf |
| } |
| } |
| } |
| return -code error "tclConfig.sh not found" |
| } |
| |
| puts [ FindTclConfig ] |
