diff options
Diffstat (limited to 'tools/genStubs.tcl')
| -rw-r--r-- | tools/genStubs.tcl | 697 |
1 files changed, 447 insertions, 250 deletions
diff --git a/tools/genStubs.tcl b/tools/genStubs.tcl index 8e8cbfd..163a354 100644 --- a/tools/genStubs.tcl +++ b/tools/genStubs.tcl @@ -1,20 +1,22 @@ # genStubs.tcl -- # # This script generates a set of stub files for a given -# interface. -# +# interface. +# # # Copyright (c) 1998-1999 by Scriptics Corporation. +# Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net> +# # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. -package require Tcl 8 +package require Tcl 8.4 namespace eval genStubs { # libraryName -- # # The name of the entire library. This value is used to compute - # the USE_*_STUB_PROCS macro and the name of the init file. + # the USE_*_STUBS macro and the name of the init file. variable libraryName "UNKNOWN" @@ -31,6 +33,22 @@ namespace eval genStubs { variable curName "UNKNOWN" + # scspec -- + # + # Storage class specifier for external function declarations. + # Normally "EXTERN", may be set to something like XYZAPI + # + variable scspec "EXTERN" + + # epoch, revision -- + # + # The epoch and revision numbers of the interface currently being defined. + # (@@@TODO: should be an array mapping interface names -> numbers) + # + + variable epoch {} + variable revision 0 + # hooks -- # # An array indexed by interface name that contains the set of @@ -92,6 +110,27 @@ proc genStubs::interface {name} { return } +# genStubs::scspec -- +# +# Define the storage class macro used for external function declarations. +# Typically, this will be a macro like XYZAPI or EXTERN that +# expands to either DLLIMPORT or DLLEXPORT, depending on whether +# -DBUILD_XYZ has been set. +# +proc genStubs::scspec {value} { + variable scspec $value +} + +# genStubs::epoch -- +# +# Define the epoch number for this library. The epoch +# should be incrememented when a release is made that +# contains incompatible changes to the public API. +# +proc genStubs::epoch {value} { + variable epoch $value +} + # genStubs::hooks -- # # This function defines the subinterface hooks for the current @@ -120,7 +159,7 @@ proc genStubs::hooks {names} { # Arguments: # index The index number of the interface. # platform The platform the interface belongs to. Should be one -# of generic, win, unix, or mac, or macosx or aqua or x11. +# of generic, win, unix, or macosx or aqua or x11. # decl The C function declaration, or {} for an undefined # entry. # @@ -130,11 +169,18 @@ proc genStubs::hooks {names} { proc genStubs::declare {args} { variable stubs variable curName - - if {[llength $args] != 3} { + variable revision + + incr revision + if {[llength $args] == 2} { + lassign $args index decl + set platformList generic + } elseif {[llength $args] == 3} { + lassign $args index platformList decl + } else { puts stderr "wrong # args: declare $args" + return } - lassign $args index platformList decl # Check for duplicate declarations, then add the declaration and # bump the lastNum counter if necessary. @@ -148,7 +194,7 @@ proc genStubs::declare {args} { set decl [parseDecl $decl] foreach platform $platformList { - if {$decl != ""} { + if {$decl ne ""} { set stubs($curName,$platform,$index) $decl if {![info exists stubs($curName,$platform,lastNum)] \ || ($index > $stubs($curName,$platform,lastNum))} { @@ -159,6 +205,25 @@ proc genStubs::declare {args} { return } +# genStubs::export -- +# +# This function is used in the declarations file to declare a symbol +# that is exported from the library but is not in the stubs table. +# +# Arguments: +# decl The C function declaration, or {} for an undefined +# entry. +# +# Results: +# None. + +proc genStubs::export {args} { + if {[llength $args] != 1} { + puts stderr "wrong # args: export $args" + } + return +} + # genStubs::rewriteFile -- # # This function replaces the machine generated portion of the @@ -179,10 +244,11 @@ proc genStubs::rewriteFile {file text} { } set in [open ${file} r] set out [open ${file}.new w] + fconfigure $out -translation lf while {![eof $in]} { set line [gets $in] - if {[regexp {!BEGIN!} $line]} { + if {[string match "*!BEGIN!*" $line]} { break } puts $out $line @@ -191,7 +257,7 @@ proc genStubs::rewriteFile {file text} { puts $out $text while {![eof $in]} { set line [gets $in] - if {[regexp {!END!} $line]} { + if {[string match "*!END!*" $line]} { break } } @@ -213,28 +279,51 @@ proc genStubs::rewriteFile {file text} { # Results: # Returns the original text inside an appropriate #ifdef. -proc genStubs::addPlatformGuard {plat text} { +proc genStubs::addPlatformGuard {plat iftxt {eltxt {}}} { + set text "" switch $plat { win { - return "#ifdef __WIN32__\n${text}#endif /* __WIN32__ */\n" + append text "#ifdef __WIN32__ /* WIN */\n${iftxt}" + if {$eltxt ne ""} { + append text "#else /* WIN */\n${eltxt}" + } + append text "#endif /* WIN */\n" } unix { - return "#if !defined(__WIN32__) && !defined(MAC_TCL) /* UNIX */\n${text}#endif /* UNIX */\n" - } - mac { - return "#ifdef MAC_TCL\n${text}#endif /* MAC_TCL */\n" + append text "#if !defined(__WIN32__) && !defined(MAC_OSX_TCL)\ + /* UNIX */\n${iftxt}" + if {$eltxt ne ""} { + append text "#else /* UNIX */\n${eltxt}" + } + append text "#endif /* UNIX */\n" } macosx { - return "#ifdef MAC_OSX_TCL\n${text}#endif /* MAC_OSX_TCL */\n" + append text "#ifdef MAC_OSX_TCL /* MACOSX */\n${iftxt}" + if {$eltxt ne ""} { + append text "#else /* MACOSX */\n${eltxt}" + } + append text "#endif /* MACOSX */\n" } aqua { - return "#ifdef MAC_OSX_TK\n${text}#endif /* MAC_OSX_TK */\n" + append text "#ifdef MAC_OSX_TK /* AQUA */\n${iftxt}" + if {$eltxt ne ""} { + append text "#else /* AQUA */\n${eltxt}" + } + append text "#endif /* AQUA */\n" } x11 { - return "#if !(defined(__WIN32__) || defined(MAC_TCL) || defined(MAC_OSX_TK)) /* X11 */\n${text}#endif /* X11 */\n" + append text "#if !(defined(__WIN32__) || defined(MAC_OSX_TK))\ + /* X11 */\n${iftxt}" + if {$eltxt ne ""} { + append text "#else /* X11 */\n${eltxt}" + } + append text "#endif /* X11 */\n" + } + default { + append text "${iftxt}${eltxt}" } } - return "$text" + return $text } # genStubs::emitSlots -- @@ -251,10 +340,9 @@ proc genStubs::addPlatformGuard {plat text} { # None. proc genStubs::emitSlots {name textVar} { - variable stubs upvar $textVar text - forAllStubs $name makeSlot 1 text {" void *reserved$i;\n"} + forAllStubs $name makeSlot 1 text {" void (*reserved$i)(void);\n"} return } @@ -273,8 +361,8 @@ proc genStubs::emitSlots {name textVar} { proc genStubs::parseDecl {decl} { if {![regexp {^(.*)\((.*)\)$} $decl all prefix args]} { - puts stderr "Malformed declaration: $decl" - return + set prefix $decl + set args {} } set prefix [string trim $prefix] if {![regexp {^(.+[ ][*]*)([^ *]+)$} $prefix all rtype fname]} { @@ -282,19 +370,23 @@ proc genStubs::parseDecl {decl} { return } set rtype [string trim $rtype] + if {$args eq ""} { + return [list $rtype $fname {}] + } foreach arg [split $args ,] { lappend argList [string trim $arg] } if {![string compare [lindex $argList end] "..."]} { - if {[llength $argList] != 2} { - puts stderr "Only one argument is allowed in varargs form: $decl" - } - set arg [parseArg [lindex $argList 0]] - if {$arg == "" || ([llength $arg] != 2)} { - puts stderr "Bad argument: '[lindex $argList 0]' in '$decl'" - return + set args TCL_VARARGS + foreach arg [lrange $argList 0 end-1] { + set argInfo [parseArg $arg] + if {[llength $argInfo] == 2 || [llength $argInfo] == 3} { + lappend args $argInfo + } else { + puts stderr "Bad argument: '$arg' in '$decl'" + return + } } - set args [list TCL_VARARGS $arg] } else { set args {} foreach arg $argList { @@ -326,14 +418,14 @@ proc genStubs::parseDecl {decl} { proc genStubs::parseArg {arg} { if {![regexp {^(.+[ ][*]*)([^][ *]+)(\[\])?$} $arg all type name array]} { - if {$arg == "void"} { + if {$arg eq "void"} { return $arg } else { return } } set result [list [string trim $type] $name] - if {$array != ""} { + if {$array ne ""} { lappend result $array } return $result @@ -352,10 +444,11 @@ proc genStubs::parseArg {arg} { # Returns the formatted declaration string. proc genStubs::makeDecl {name decl index} { + variable scspec lassign $decl rtype fname args append text "/* $index */\n" - set line "EXTERN $rtype" + set line "$scspec $rtype" set count [expr {2 - ([string length $line] / 8)}] append line [string range "\t\t\t" 0 $count] set pad [expr {24 - [string length $line]}] @@ -363,7 +456,13 @@ proc genStubs::makeDecl {name decl index} { append line " " set pad 0 } - append line "$fname _ANSI_ARGS_(" + if {$args eq ""} { + append line $fname + append text $line + append text ";\n" + return $text + } + append line $fname set arg1 [lindex $args 0] switch -exact $arg1 { @@ -371,19 +470,42 @@ proc genStubs::makeDecl {name decl index} { append line "(void)" } TCL_VARARGS { - set arg [lindex $args 1] - append line "TCL_VARARGS([lindex $arg 0],[lindex $arg 1])" + set sep "(" + foreach arg [lrange $args 1 end] { + append line $sep + set next {} + append next [lindex $arg 0] + if {[string index $next end] ne "*"} { + append next " " + } + append next [lindex $arg 1] [lindex $arg 2] + if {[string length $line] + [string length $next] \ + + $pad > 76} { + append text [string trimright $line] \n + set line "\t\t\t\t" + set pad 28 + } + append line $next + set sep ", " + } + append line ", ...)" + if {[lindex $args end] eq "{const char *} format"} { + append line " TCL_FORMAT_PRINTF(" [expr [llength $args] - 1] ", " [llength $args] ")" + } } default { set sep "(" foreach arg $args { append line $sep set next {} - append next [lindex $arg 0] " " [lindex $arg 1] \ - [lindex $arg 2] + append next [lindex $arg 0] + if {[string index $next end] ne "*"} { + append next " " + } + append next [lindex $arg 1] [lindex $arg 2] if {[string length $line] + [string length $next] \ + $pad > 76} { - append text $line \n + append text [string trimright $line] \n set line "\t\t\t\t" set pad 28 } @@ -393,10 +515,7 @@ proc genStubs::makeDecl {name decl index} { append line ")" } } - append text $line - - append text ");\n" - return $text + return "$text$line;\n" } # genStubs::makeMacro -- @@ -417,91 +536,12 @@ proc genStubs::makeMacro {name decl index} { set lfname [string tolower [string index $fname 0]] append lfname [string range $fname 1 end] - set text "#ifndef $fname\n#define $fname" - set arg1 [lindex $args 0] - set argList "" - switch -exact $arg1 { - void { - set argList "()" - } - TCL_VARARGS { - } - default { - set sep "(" - foreach arg $args { - append argList $sep [lindex $arg 1] - set sep ", " - } - append argList ")" - } + set text "#define $fname \\\n\t(" + if {$args eq ""} { + append text "*" } - append text " \\\n\t(${name}StubsPtr->$lfname)" - append text " /* $index */\n#endif\n" - return $text -} - -# genStubs::makeStub -- -# -# Emits a stub function definition. -# -# Arguments: -# name The interface name. -# decl The function declaration. -# index The slot index for this function. -# -# Results: -# Returns the formatted stub function definition. - -proc genStubs::makeStub {name decl index} { - lassign $decl rtype fname args - - set lfname [string tolower [string index $fname 0]] - append lfname [string range $fname 1 end] - - append text "/* Slot $index */\n" $rtype "\n" $fname - - set arg1 [lindex $args 0] - - if {![string compare $arg1 "TCL_VARARGS"]} { - lassign [lindex $args 1] type argName - append text " TCL_VARARGS_DEF($type,$argName)\n\{\n" - append text " " $type " var;\n va_list argList;\n" - if {[string compare $rtype "void"]} { - append text " " $rtype " resultValue;\n" - } - append text "\n var = (" $type ") TCL_VARARGS_START(" \ - $type "," $argName ",argList);\n\n " - if {[string compare $rtype "void"]} { - append text "resultValue = " - } - append text "(" $name "StubsPtr->" $lfname "VA)(var, argList);\n" - append text " va_end(argList);\n" - if {[string compare $rtype "void"]} { - append text "return resultValue;\n" - } - append text "\}\n\n" - return $text - } - - if {![string compare $arg1 "void"]} { - set argList "()" - set argDecls "" - } else { - set argList "" - set sep "(" - foreach arg $args { - append argList $sep [lindex $arg 1] - append argDecls " " [lindex $arg 0] " " \ - [lindex $arg 1] [lindex $arg 2] ";\n" - set sep ", " - } - append argList ")" - } - append text $argList "\n" $argDecls "{\n " - if {[string compare $rtype "void"]} { - append text "return " - } - append text "(" $name "StubsPtr->" $lfname ")" $argList ";\n}\n\n" + append text "${name}StubsPtr->$lfname)" + append text " /* $index */\n" return $text } @@ -524,29 +564,50 @@ proc genStubs::makeSlot {name decl index} { append lfname [string range $fname 1 end] set text " " - append text $rtype " (*" $lfname ") _ANSI_ARGS_(" - + if {$args eq ""} { + append text $rtype " *" $lfname "; /* $index */\n" + return $text + } + if {[string range $rtype end-7 end] eq "CALLBACK"} { + append text [string trim [string range $rtype 0 end-8]] " (CALLBACK *" $lfname ") " + } else { + append text $rtype " (*" $lfname ") " + } set arg1 [lindex $args 0] switch -exact $arg1 { void { append text "(void)" } TCL_VARARGS { - set arg [lindex $args 1] - append text "TCL_VARARGS([lindex $arg 0],[lindex $arg 1])" + set sep "(" + foreach arg [lrange $args 1 end] { + append text $sep [lindex $arg 0] + if {[string index $text end] ne "*"} { + append text " " + } + append text [lindex $arg 1] [lindex $arg 2] + set sep ", " + } + append text ", ...)" + if {[lindex $args end] eq "{const char *} format"} { + append text " TCL_FORMAT_PRINTF(" [expr [llength $args] - 1] ", " [llength $args] ")" + } } default { set sep "(" foreach arg $args { - append text $sep [lindex $arg 0] " " [lindex $arg 1] \ - [lindex $arg 2] + append text $sep [lindex $arg 0] + if {[string index $text end] ne "*"} { + append text " " + } + append text [lindex $arg 1] [lindex $arg 2] set sep ", " } append text ")" } } - - append text "); /* $index */\n" + + append text "; /* $index */\n" return $text } @@ -563,7 +624,11 @@ proc genStubs::makeSlot {name decl index} { # Returns the formatted declaration string. proc genStubs::makeInit {name decl index} { - append text " " [lindex $decl 1] ", /* " $index " */\n" + if {[lindex $decl 2] eq ""} { + append text " &" [lindex $decl 1] ", /* " $index " */\n" + } else { + append text " " [lindex $decl 1] ", /* " $index " */\n" + } return $text } @@ -588,7 +653,7 @@ proc genStubs::makeInit {name decl index} { # Results: # None. -proc genStubs::forAllStubs {name slotProc onAll textVar \ +proc genStubs::forAllStubs {name slotProc onAll textVar {skipString {"/* Slot $i is reserved */\n"}}} { variable stubs upvar $textVar text @@ -607,109 +672,231 @@ proc genStubs::forAllStubs {name slotProc onAll textVar \ set emit 0 if {[info exists stubs($name,generic,$i)]} { if {[llength $slots] > 1} { - puts stderr "platform entry duplicates generic entry: $i" + puts stderr "conflicting generic and platform entries:\ + $name $i" } append text [$slotProc $name $stubs($name,generic,$i) $i] set emit 1 } elseif {[llength $slots] > 0} { - foreach plat {unix win mac} { - if {[info exists stubs($name,$plat,$i)]} { - append text [addPlatformGuard $plat \ - [$slotProc $name $stubs($name,$plat,$i) $i]] - set emit 1 + array set slot {unix 0 x11 0 win 0 macosx 0 aqua 0} + foreach s $slots { + set slot([lindex [split $s ,] 1]) 1 + } + # "aqua", "macosx" and "x11" are special cases: + # "macosx" implies "unix", "aqua" implies "macosx" and "x11" + # implies "unix", so we need to be careful not to emit + # duplicate stubs entries: + if {($slot(unix) && $slot(macosx)) || ( + ($slot(unix) || $slot(macosx)) && + ($slot(x11) || $slot(aqua)))} { + puts stderr "conflicting platform entries: $name $i" + } + ## unix ## + set temp {} + set plat unix + if {!$slot(aqua) && !$slot(x11)} { + if {$slot($plat)} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] } elseif {$onAll} { - append text [eval {addPlatformGuard $plat} $skipString] - set emit 1 + eval {append temp} $skipString } } - # - # "aqua" and "macosx" and "x11" are special cases, - # since "macosx" always implies "unix" and "aqua", - # "macosx", so we need to be careful not to - # emit duplicate stubs entries for the two. - # - if {[info exists stubs($name,aqua,$i)] - && ![info exists stubs($name,macosx,$i)]} { - append text [addPlatformGuard aqua \ - [$slotProc $name $stubs($name,aqua,$i) $i]] + if {$temp ne ""} { + append text [addPlatformGuard $plat $temp] set emit 1 } - if {[info exists stubs($name,macosx,$i)] - && ![info exists stubs($name,unix,$i)]} { - append text [addPlatformGuard macosx \ - [$slotProc $name $stubs($name,macosx,$i) $i]] + ## x11 ## + set temp {} + set plat x11 + if {!$slot(unix) && !$slot(macosx)} { + if {$slot($plat)} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] + } elseif {$onAll} { + eval {append temp} $skipString + } + } + if {$temp ne ""} { + append text [addPlatformGuard $plat $temp] + set emit 1 + } + ## win ## + set temp {} + set plat win + if {$slot($plat)} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] + } elseif {$onAll} { + eval {append temp} $skipString + } + if {$temp ne ""} { + append text [addPlatformGuard $plat $temp] + set emit 1 + } + ## macosx ## + set temp {} + set plat macosx + if {!$slot(aqua) && !$slot(x11)} { + if {$slot($plat)} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] + } elseif {$slot(unix)} { + append temp [$slotProc $name $stubs($name,unix,$i) $i] + } elseif {$onAll} { + eval {append temp} $skipString + } + } + if {$temp ne ""} { + append text [addPlatformGuard $plat $temp] set emit 1 } - if {[info exists stubs($name,x11,$i)] - && ![info exists stubs($name,unix,$i)]} { - append text [addPlatformGuard x11 \ - [$slotProc $name $stubs($name,x11,$i) $i]] + ## aqua ## + set temp {} + set plat aqua + if {!$slot(unix) && !$slot(macosx)} { + if {[string range $skipString 1 2] ne "/*"} { + # genStubs.tcl previously had a bug here causing it to + # erroneously generate both a unix entry and an aqua + # entry for a given stubs table slot. To preserve + # backwards compatibility, generate a dummy stubs entry + # before every aqua entry (note that this breaks the + # correspondence between emitted entry number and + # actual position of the entry in the stubs table, e.g. + # TkIntStubs entry 113 for aqua is in fact at position + # 114 in the table, entry 114 at position 116 etc). + eval {append temp} $skipString + set temp "[string range $temp 0 end-1] /*\ + Dummy entry for stubs table backwards\ + compatibility */\n" + } + if {$slot($plat)} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] + } elseif {$onAll} { + eval {append temp} $skipString + } + } + if {$temp ne ""} { + append text [addPlatformGuard $plat $temp] set emit 1 } } - if {$emit == 0} { + if {!$emit} { eval {append text} $skipString } } - } else { # Emit separate stubs blocks per platform - foreach plat {unix win mac} { - if {[info exists stubs($name,$plat,lastNum)]} { - set lastNum $stubs($name,$plat,lastNum) - set temp {} - for {set i 0} {$i <= $lastNum} {incr i} { - if {![info exists stubs($name,$plat,$i)]} { - eval {append temp} $skipString - } else { - append temp [$slotProc $name $stubs($name,$plat,$i) $i] - } + array set block {unix 0 x11 0 win 0 macosx 0 aqua 0} + foreach s [array names stubs $name,*,lastNum] { + set block([lindex [split $s ,] 1]) 1 + } + ## unix ## + if {$block(unix) && !$block(x11)} { + set temp {} + set plat unix + set lastNum $stubs($name,$plat,lastNum) + for {set i 0} {$i <= $lastNum} {incr i} { + if {[info exists stubs($name,$plat,$i)]} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] + } else { + eval {append temp} $skipString } - append text [addPlatformGuard $plat $temp] } + append text [addPlatformGuard $plat $temp] } - # Again, make sure you don't duplicate entries for macosx & aqua. - if {[info exists stubs($name,aqua,lastNum)] - && ![info exists stubs($name,macosx,lastNum)]} { - set lastNum $stubs($name,aqua,lastNum) + ## win ## + if {$block(win)} { set temp {} + set plat win + set lastNum $stubs($name,$plat,lastNum) for {set i 0} {$i <= $lastNum} {incr i} { - if {![info exists stubs($name,aqua,$i)]} { - eval {append temp} $skipString + if {[info exists stubs($name,$plat,$i)]} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] } else { - append temp [$slotProc $name $stubs($name,aqua,$i) $i] - } + eval {append temp} $skipString } - append text [addPlatformGuard aqua $temp] } - # Again, make sure you don't duplicate entries for macosx & unix. - if {[info exists stubs($name,macosx,lastNum)] - && ![info exists stubs($name,unix,lastNum)]} { - set lastNum $stubs($name,macosx,lastNum) + append text [addPlatformGuard $plat $temp] + } + ## macosx ## + if {$block(macosx) && !$block(aqua) && !$block(x11)} { set temp {} + set lastNum -1 + foreach plat {unix macosx} { + if {$block($plat)} { + set lastNum [expr {$lastNum > $stubs($name,$plat,lastNum) + ? $lastNum : $stubs($name,$plat,lastNum)}] + } + } for {set i 0} {$i <= $lastNum} {incr i} { - if {![info exists stubs($name,macosx,$i)]} { - eval {append temp} $skipString - } else { - append temp [$slotProc $name $stubs($name,macosx,$i) $i] + set emit 0 + foreach plat {unix macosx} { + if {[info exists stubs($name,$plat,$i)]} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] + set emit 1 + break } } - append text [addPlatformGuard macosx $temp] + if {!$emit} { + eval {append temp} $skipString + } } - # Again, make sure you don't duplicate entries for x11 & unix. - if {[info exists stubs($name,x11,lastNum)] - && ![info exists stubs($name,unix,lastNum)]} { - set lastNum $stubs($name,x11,lastNum) + append text [addPlatformGuard macosx $temp] + } + ## aqua ## + if {$block(aqua)} { set temp {} + set lastNum -1 + foreach plat {unix macosx aqua} { + if {$block($plat)} { + set lastNum [expr {$lastNum > $stubs($name,$plat,lastNum) + ? $lastNum : $stubs($name,$plat,lastNum)}] + } + } for {set i 0} {$i <= $lastNum} {incr i} { - if {![info exists stubs($name,x11,$i)]} { + set emit 0 + foreach plat {unix macosx aqua} { + if {[info exists stubs($name,$plat,$i)]} { + append temp [$slotProc $name $stubs($name,$plat,$i) $i] + set emit 1 + break + } + } + if {!$emit} { eval {append temp} $skipString - } else { - append temp [$slotProc $name $stubs($name,x11,$i) $i] + } + } + append text [addPlatformGuard aqua $temp] + } + ## x11 ## + if {$block(x11)} { + set temp {} + set lastNum -1 + foreach plat {unix macosx x11} { + if {$block($plat)} { + set lastNum [expr {$lastNum > $stubs($name,$plat,lastNum) + ? $lastNum : $stubs($name,$plat,lastNum)}] + } + } + for {set i 0} {$i <= $lastNum} {incr i} { + set emit 0 + foreach plat {unix macosx x11} { + if {[info exists stubs($name,$plat,$i)]} { + if {$plat ne "macosx"} { + append temp [$slotProc $name \ + $stubs($name,$plat,$i) $i] + } else { + eval {set etxt} $skipString + append temp [addPlatformGuard $plat [$slotProc \ + $name $stubs($name,$plat,$i) $i] $etxt] + } + set emit 1 + break } } - append text [addPlatformGuard x11 $temp] + if {!$emit} { + eval {append temp} $skipString + } } + append text [addPlatformGuard x11 $temp] + } } } @@ -725,7 +912,6 @@ proc genStubs::forAllStubs {name slotProc onAll textVar \ # None. proc genStubs::emitDeclarations {name textVar} { - variable stubs upvar $textVar text append text "\n/*\n * Exported function declarations:\n */\n\n" @@ -745,17 +931,16 @@ proc genStubs::emitDeclarations {name textVar} { # None. proc genStubs::emitMacros {name textVar} { - variable stubs variable libraryName upvar $textVar text set upName [string toupper $libraryName] - append text "\n#if defined(USE_${upName}_STUBS) && !defined(USE_${upName}_STUB_PROCS)\n" + append text "\n#if defined(USE_${upName}_STUBS)\n" append text "\n/*\n * Inline function declarations:\n */\n\n" - + forAllStubs $name makeMacro 0 text - append text "\n#endif /* defined(USE_${upName}_STUBS) && !defined(USE_${upName}_STUB_PROCS) */\n" + append text "\n#endif /* defined(USE_${upName}_STUBS) */\n" return } @@ -773,10 +958,19 @@ proc genStubs::emitMacros {name textVar} { proc genStubs::emitHeader {name} { variable outDir variable hooks + variable epoch + variable revision set capName [string toupper [string index $name 0]] append capName [string range $name 1 end] + if {$epoch ne ""} { + set CAPName [string toupper $name] + append text "\n" + append text "#define ${CAPName}_STUBS_EPOCH $epoch\n" + append text "#define ${CAPName}_STUBS_REVISION $revision\n" + } + emitDeclarations $name text if {[info exists hooks($name)]} { @@ -784,20 +978,24 @@ proc genStubs::emitHeader {name} { foreach hook $hooks($name) { set capHook [string toupper [string index $hook 0]] append capHook [string range $hook 1 end] - append text " struct ${capHook}Stubs *${hook}Stubs;\n" + append text " const struct ${capHook}Stubs *${hook}Stubs;\n" } append text "} ${capName}StubHooks;\n" } append text "\ntypedef struct ${capName}Stubs {\n" append text " int magic;\n" - append text " struct ${capName}StubHooks *hooks;\n\n" + if {$epoch ne ""} { + append text " int epoch;\n" + append text " int revision;\n" + } + append text " const struct ${capName}StubHooks *hooks;\n\n" emitSlots $name text - append text "} ${capName}Stubs;\n" + append text "} ${capName}Stubs;\n\n" - append text "\n#ifdef __cplusplus\nextern \"C\" {\n#endif\n" - append text "extern ${capName}Stubs *${name}StubsPtr;\n" + append text "#ifdef __cplusplus\nextern \"C\" {\n#endif\n" + append text "extern const ${capName}Stubs *${name}StubsPtr;\n" append text "#ifdef __cplusplus\n}\n#endif\n" emitMacros $name text @@ -806,27 +1004,6 @@ proc genStubs::emitHeader {name} { return } -# genStubs::emitStubs -- -# -# This function emits the body of the <name>Stubs.c file for -# the specified interface. -# -# Arguments: -# name The name of the interface being emitted. -# -# Results: -# None. - -proc genStubs::emitStubs {name} { - variable outDir - - append text "\n/*\n * Exported stub functions:\n */\n\n" - forAllStubs $name makeStub 0 text - - rewriteFile [file join $outDir ${name}Stubs.c] $text - return -} - # genStubs::emitInit -- # # Generate the table initializers for an interface. @@ -839,15 +1016,17 @@ proc genStubs::emitStubs {name} { # Returns the formatted output. proc genStubs::emitInit {name textVar} { - variable stubs variable hooks + variable interfaces + variable epoch upvar $textVar text + set root 1 set capName [string toupper [string index $name 0]] append capName [string range $name 1 end] if {[info exists hooks($name)]} { - append text "\nstatic ${capName}StubHooks ${name}StubHooks = \{\n" + append text "\nstatic const ${capName}StubHooks ${name}StubHooks = \{\n" set sep " " foreach sub $hooks($name) { append text $sep "&${sub}Stubs" @@ -855,15 +1034,32 @@ proc genStubs::emitInit {name textVar} { } append text "\n\};\n" } - append text "\n${capName}Stubs ${name}Stubs = \{\n" - append text " TCL_STUB_MAGIC,\n" + foreach intf [array names interfaces] { + if {[info exists hooks($intf)]} { + if {[lsearch -exact $hooks($intf) $name] >= 0} { + set root 0 + break + } + } + } + + append text "\n" + if {!$root} { + append text "static " + } + append text "const ${capName}Stubs ${name}Stubs = \{\n TCL_STUB_MAGIC,\n" + if {$epoch ne ""} { + set CAPName [string toupper $name] + append text " ${CAPName}_STUBS_EPOCH,\n" + append text " ${CAPName}_STUBS_REVISION,\n" + } if {[info exists hooks($name)]} { append text " &${name}StubHooks,\n" } else { - append text " NULL,\n" + append text " 0,\n" } - - forAllStubs $name makeInit 1 text {" NULL, /* $i */\n"} + + forAllStubs $name makeInit 1 text {" 0, /* $i */\n"} append text "\};\n" return @@ -953,13 +1149,14 @@ proc genStubs::init {} { # Results: # Returns any values that were not assigned to variables. -proc lassign {valueList args} { - if {[llength $args] == 0} { - error "wrong # args: lassign list varname ?varname..?" - } - - uplevel [list foreach $args $valueList {break}] - return [lrange $valueList [llength $args] end] +if {[string length [namespace which lassign]] == 0} { + proc lassign {valueList args} { + if {[llength $args] == 0} { + error "wrong # args: should be \"lassign list varName ?varName ...?\"" + } + uplevel [list foreach $args $valueList {break}] + return [lrange $valueList [llength $args] end] + } } genStubs::init |