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# tcc.tcl - library routines for the tcc wrapper (Mark Janssen)
namespace eval tcc {
namespace eval tcc4tcl {
variable dir
variable libs
variable includes
variable count
variable command_count
variable commands
set dir [file dirname [info script]]
if {[info command ::tcc] == ""} {
catch { load {} tcc }
if {[info command ::tcc4tcl] == ""} {
catch { load {} tcc4tcl }
}
if {[info command ::tcc] == ""} {
load [file join $dir tcctcl[info sharedlibextension]] tcc
if {[info command ::tcc4tcl] == ""} {
load [file join $dir tcltcc[info sharedlibextension]] tcc4tcl
}
set libs $dir/lib
set includes $dir/include
set count 0
set command_count 0
array set commands {}
proc new {} {
variable dir
variable count
set handle tcc_[incr count]
tcc $dir $handle
tcc4tcl $dir $handle
return tcc_$count
}
proc tclcommand {handle name ccode} {
variable commands
variable command_count
set cname _tcc_tcl_command_[incr command_count]
set code {#include "tcl.h"}
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set tclcommand [join [lrange [split $cmd ,] 1 end] {}]
set handle [lindex [split $cmd ,] 0]
$handle command $tclcommand $cname
}
return
}
}
proc tcc::to_dll {code dll {libs {}}} {
tcc $::tcc::dir dll tcc_1
proc tcc4tcl::to_dll {code dll {libs {}}} {
tcc4tcl $::tcc4tcl::dir dll tcc_1
tcc_1 add_library tcl8.5
tcc_1 add_library_path .
foreach lib $libs {tcc_1 add_library $lib}
if {$::tcl_platform(platform) eq "windows"} {
tcc_1 define DLL_EXPORT {__declspec(dllexport)}
set f [open $::tcc::dir/c/dllcrt1.c]
set f [open $::tcc4tcl::dir/c/dllcrt1.c]
tcc_1 compile [read $f]
close $f
set f [open $::tcc::dir/c/dllmain.c]
set f [open $::tcc4tcl::dir/c/dllmain.c]
tcc_1 compile [read $f]
close $f
} else {
tcc_1 define DLL_EXPORT ""
}
tcc_1 compile $code
tcc_1 output_file $dll
rename tcc_1 {}
}
proc ::tcc::Log {args} {
proc ::tcc4tcl::Log {args} {
# puts $args
}
proc ::tcc::reset {} {
proc ::tcc4tcl::reset {} {
variable tcc
set tcc(code) ""
set tcc(cfiles) [list]
set tcc(tk) 0
}
# Custom helpers
proc ::tcc::checkname {n} {expr {[regexp {^[a-zA-Z0-9_]+$} $n] > 0}}
proc ::tcc::cleanname {n} {regsub -all {[^a-zA-Z0-9_]+} $n _}
proc ::tcc4tcl::checkname {n} {expr {[regexp {^[a-zA-Z0-9_]+$} $n] > 0}}
proc ::tcc4tcl::cleanname {n} {regsub -all {[^a-zA-Z0-9_]+} $n _}
proc ::tcc::ccode {code} {
proc ::tcc4tcl::ccode {code} {
variable tcc
Log "INJECTING CCODE"
append tcc(code) $code \n
}
proc ::tcc::cc {code} {
proc ::tcc4tcl::cc {code} {
variable tcc
if {![info exists tcc(cc)]} {
set tcc(cc) tcc1
tcc $tcc::dir $tcc(cc)
tcc4tcl $tcc4tcl::dir $tcc(cc)
$tcc(cc) add_library tcl8.5
$tcc(cc) add_include_path [file join $::tcc::dir include]
$tcc(cc) add_include_path [file join $::tcc4tcl::dir include]
}
Log code:$code
$tcc(cc) compile $code
}
#----------------------------------------------------------- New DLL API
proc ::tcc::dll {{name ""}} {
proc ::tcc4tcl::dll {{name ""}} {
variable count
if {$name eq ""} {set name dll[incr count]}
namespace eval ::tcc::dll::$name {
namespace eval ::tcc4tcl::dll::$name {
variable code "#include <tcl.h>\n" ;# always needed
variable cmds {}
}
proc ::$name {cmd args} "::tcc::dll::\$cmd $name \$args"
proc ::$name {cmd args} "::tcc4tcl::dll::\$cmd $name \$args"
return $name
}
namespace eval ::tcc::dll {}
proc ::tcc::dll::ccode {name argl} {
namespace eval ::tcc4tcl::dll {}
proc ::tcc4tcl::dll::ccode {name argl} {
append ${name}::code \n [lindex $argl 0]
return
}
proc ::tcc::dll::cproc {name argl} {
proc ::tcc4tcl::dll::cproc {name argl} {
foreach {pname pargs rtype body} $argl break
set code [::tcc::wrapCmd $pname $pargs $rtype cx_$pname $body]
set code [::tcc4tcl::wrapCmd $pname $pargs $rtype cx_$pname $body]
lappend ${name}::cmds $pname cx_$pname
append ${name}::code \n $code
return
}
proc ::tcc::dll::write {name argl} {
proc ::tcc4tcl::dll::write {name argl} {
set (-dir) .
set (-code) "" ;# possible extra code to go into the _Init function
set (-libs) ""
set (-name) [string tolower $name]
array set "" $argl
append ${name}::code \n \
[::tcc::wrapExport $(-name) [set ${name}::cmds] $(-code)]
[::tcc4tcl::wrapExport $(-name) [set ${name}::cmds] $(-code)]
set outfile $(-dir)/$(-name)[info sharedlibextension]
::tcc::to_dll [set ${name}::code] $outfile $(-libs)
::tcc4tcl::to_dll [set ${name}::code] $outfile $(-libs)
}
#---------------------------------------------------------------------
proc ::tcc::wrap {name adefs rtype {body "#"}} {
proc ::tcc4tcl::wrap {name adefs rtype {body "#"}} {
set cname c_$name
set wname tcl_$name
array set types {}
set names {}
set cargs {}
set cnames {}
# if first arg is "Tcl_Interp*", pass it without counting it as a cmd arg
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}
if {$rtype != "ok"} {append cbody " return TCL_OK;" \n}
#puts ----code:\n$code
#puts ----cbody:\n$cbody
list $code $cbody
}
proc ::tcc::wrapCmd {tclname argl rtype cname body} {
proc ::tcc4tcl::wrapCmd {tclname argl rtype cname body} {
foreach {code cbody} [wrap $tclname $argl $rtype $body] break
append code "\nstatic int $cname"
append code {(ClientData cdata,Tcl_Interp *ip,
int objc,Tcl_Obj* CONST objv[])} " \{"
append code \n$cbody \n\}\n
}
proc ::tcc::wrapExport {name cmds {body ""}} {
proc ::tcc4tcl::wrapExport {name cmds {body ""}} {
set code "DLL_EXPORT int [string totitle $name]_Init(Tcl_Interp *interp)"
append code " \{\n"
foreach {tclname cname} $cmds {
append code \
"Tcl_CreateObjCommand(interp,\"$tclname\",$cname,NULL,NULL);\n"
}
append code $body
append code "\nreturn TCL_OK;\n\}"
}
#---------------------------------------------------------------------
proc ::tcc::cproc {name adefs rtype {body "#"}} {
proc ::tcc4tcl::cproc {name adefs rtype {body "#"}} {
foreach {code cbody} [wrap $name $adefs $rtype $body] break
ccode $code
set ns [namespace current]
uplevel 1 [list ${ns}::ccommand $name {dummy ip objc objv} $cbody]
}
#---------------------------------------------------------------------
proc ::tcc::cdata {name data} {
proc ::tcc4tcl::cdata {name data} {
# Extract bytes from data
binary scan $data c* bytes
set inittext "\n"
set line ""
set n 0
set l 0
foreach c $bytes {
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append cbody "Tcl_SetByteArrayObj(Tcl_GetObjResult(ip), (unsigned char*) script, $count);\n"
append cbody "return TCL_OK;" "\n"
set ns [namespace current]
uplevel 1 [list ${ns}::ccommand $name {dummy ip objc objv} $cbody]
return $name
}
#-------------------------------------------------------------------
proc ::tcc::ccommand {procname anames args} {
proc ::tcc4tcl::ccommand {procname anames args} {
variable tcc
# Fully qualified proc name
if {[string match "::*" $procname]} {
# procname is already absolute
} else {
set nsfrom [uplevel 1 {namespace current}]
if {$nsfrom eq "::"} {set nsfrom ""}
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append code "}" "\n"
set ns [namespace current]
uplevel 1 [list ${ns}::cc $code]
Log "CREATING TCL COMMAND $procname / $cname"
uplevel 1 [list $tcc(cc) command $procname $cname]
unset tcc(cc) ;# can't be used for compiling anymore
}
proc ::tcc::tk {args} {
proc ::tcc4tcl::tk {args} {
variable tcc
set tcc(tk) 1
}
::tcc::reset
namespace eval tcc {namespace export cproc ccode cdata}
::tcc4tcl::reset
namespace eval tcc4tcl {namespace export cproc ccode cdata}
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