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-rw-r--r--tools/genStubs.tcl372
1 files changed, 270 insertions, 102 deletions
diff --git a/tools/genStubs.tcl b/tools/genStubs.tcl
index a332ede..d8b9221 100644
--- a/tools/genStubs.tcl
+++ b/tools/genStubs.tcl
@@ -1,16 +1,18 @@
# 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.
-#
-# RCS: @(#) $Id: genStubs.tcl,v 1.20 2007/02/23 23:02:54 nijtmans Exp $
+#
+# RCS: @(#) $Id: genStubs.tcl,v 1.21 2007/12/10 15:50:45 das Exp $
-package require Tcl 8
+package require Tcl 8.4
namespace eval genStubs {
# libraryName --
@@ -161,6 +163,30 @@ 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} {
+ variable stubs
+ variable curName
+
+ if {[llength $args] != 1} {
+ puts stderr "wrong # args: export $args"
+ }
+ lassign $args decl
+
+ return
+}
+
# genStubs::rewriteFile --
#
# This function replaces the machine generated portion of the
@@ -215,25 +241,51 @@ 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${eltxt}"
+ }
+ append text "#endif /* WIN */\n"
}
unix {
- return "#if !defined(__WIN32__) /* UNIX */\n${text}#endif /* UNIX */\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${eltxt}"
+ }
+ append text "#endif /* AQUA */\n"
}
x11 {
- return "#if !(defined(__WIN32__) || defined(MAC_OSX_TK)) /* X11 */\n${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 --
@@ -416,9 +468,7 @@ proc genStubs::makeDecl {name decl index} {
append line ")"
}
}
- append text $line
-
- append text ";"
+ append text $line ";"
format "#ifndef %s_TCL_DECLARED\n#define %s_TCL_DECLARED\n%s\n#endif\n" \
$fname $fname $text
}
@@ -475,7 +525,7 @@ proc genStubs::makeStub {name decl index} {
set arg1 [lindex $args 0]
if {![string compare $arg1 "TCL_VARARGS"]} {
- lassign [lindex $args 1] type argName
+ lassign [lindex $args 1] type argName
append text " ($type$argName, ...)\n\{\n"
append text " " $type " var;\n va_list argList;\n"
if {[string compare $rtype "void"]} {
@@ -566,7 +616,7 @@ proc genStubs::makeSlot {name decl index} {
append text ")"
}
}
-
+
append text "; /* $index */\n"
return $text
}
@@ -632,110 +682,227 @@ proc genStubs::forAllStubs {name slotProc onAll textVar \
set emit 0
if {[info exists stubs($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 $slots] > 0} {
- foreach plat {unix win} {
- if {[info exists stubs($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,$i)]
- && ![info exists stubs($name,unix,$i)]} {
- append text [addPlatformGuard aqua \
- [$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 $temp]
set emit 1
}
- if {[info exists stubs($name,x11,$i)]
- && ![info exists stubs($name,unix,$i)]} {
- append text [addPlatformGuard x11 \
- [$slotProc $name $stubs($name,x11,$i) $i]]
+ ## win ##
+ set temp {}
+ set plat win
+ if {$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 $temp]
+ set emit 1
+ }
+ ## aqua ##
+ set temp {}
+ set plat aqua
+ if {!$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} $skipString
}
}
-
} else {
# Emit separate stubs blocks per platform
- foreach plat {unix win} {
- if {[info exists stubs($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 $temp]
}
- if {[info exists stubs($name,unix,lastNum)]} {
- set afterUnixNum [expr $stubs($name,unix,lastNum) + 1]
- } else {
- set afterUnixNum 0
+ ## 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,$plat,$i)]} {
+ append temp [$slotProc $name $stubs($name,$plat,$i) $i]
+ } else {
+ eval {append temp} $skipString
+ }
+ }
+ append text [addPlatformGuard $plat $temp]
}
- if {[info exists stubs($name,aqua,lastNum)]} {
- set lastNum $stubs($name,aqua,lastNum)
+ ## macosx ##
+ if {$block(macosx) && !$block(aqua) && !$block(x11)} {
set temp {}
- # Again, make sure you don't duplicate entries for macosx & unix & aqua.
- for {set i $afterUnixNum} {$i <= $lastNum} {incr i} {
- if {![info exists stubs($name,macosx,$i)]} {
- if {![info exists stubs($name,aqua,$i)]} {
- eval {append temp} $skipString
- } else {
- append temp [$slotProc $name $stubs($name,aqua,$i) $i]
+ set lastNum -1
+ foreach plat {unix macosx} {
+ if {$block($plat)} {
+ set lastNum [expr {$lastNum > $stubs($name,$plat,lastNum)
+ ? $lastNum : $stubs($name,$plat,lastNum)}]
+ }
+ }
+ for {set i 0} {$i <= $lastNum} {incr i} {
+ set emit 0
+ foreach plat {unix macosx} {
+ if {[info exists stubs($name,$plat,$i)]} {
+ append temp [$slotProc $name $stubs($name,$plat,$i) $i]
+ set emit 1
+ break
}
}
+ if {!$emit} {
+ eval {append temp} $skipString
+ }
}
- append text [addPlatformGuard aqua $temp]
+ append text [addPlatformGuard macosx $temp]
}
- if {[info exists stubs($name,macosx,lastNum)]} {
- set lastNum $stubs($name,macosx,lastNum)
+ ## aqua ##
+ if {$block(aqua)} {
set temp {}
- # Again, make sure you don't duplicate entries for macosx & unix.
- for {set i $afterUnixNum} {$i <= $lastNum} {incr i} {
- if {![info exists stubs($name,macosx,$i)]} {
+ set lastNum -1
+ foreach plat {unix macosx aqua} {
+ if {$block($plat)} {
+ set lastNum [expr {$lastNum > $stubs($name,$plat,lastNum)
+ ? $lastNum : $stubs($name,$plat,lastNum)}]
+ }
+ }
+ for {set i 0} {$i <= $lastNum} {incr i} {
+ set emit 0
+ foreach plat {unix macosx aqua} {
+ if {[info exists stubs($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,macosx,$i) $i]
}
}
- append text [addPlatformGuard macosx $temp]
+ append text [addPlatformGuard aqua $temp]
}
- if {[info exists stubs($name,x11,lastNum)]} {
- set lastNum $stubs($name,x11,lastNum)
+ ## x11 ##
+ if {$block(x11)} {
set temp {}
- # Again, make sure you don't duplicate entries for x11 & unix.
- for {set i $afterUnixNum} {$i <= $lastNum} {incr i} {
- if {![info exists stubs($name,x11,$i)]} {
+ set lastNum -1
+ foreach plat {unix macosx x11} {
+ if {$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] $etxt]
+ }
+ set emit 1
+ break
+ }
+ }
+ if {!$emit} {
eval {append temp} $skipString
- } else {
- append temp [$slotProc $name $stubs($name,x11,$i) $i]
}
}
append text [addPlatformGuard x11 $temp]
@@ -780,12 +947,14 @@ proc genStubs::emitMacros {name textVar} {
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) &&\
+ !defined(USE_${upName}_STUB_PROCS)\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) &&\
+ !defined(USE_${upName}_STUB_PROCS) */\n"
return
}
@@ -854,7 +1023,7 @@ proc genStubs::emitStubs {name} {
forAllStubs $name makeStub 0 text
rewriteFile [file join $outDir ${name}Stubs.c] $text
- return
+ return
}
# genStubs::emitInit --
@@ -877,7 +1046,7 @@ proc genStubs::emitInit {name textVar} {
append capName [string range $name 1 end]
if {[info exists hooks($name)]} {
- append text "\nstatic ${capName}StubHooks ${name}StubHooks = \{\n"
+ append text "\nstatic ${capName}StubHooks ${name}StubHooks = \{\n"
set sep " "
foreach sub $hooks($name) {
append text $sep "&${sub}Stubs"
@@ -892,7 +1061,7 @@ proc genStubs::emitInit {name textVar} {
} else {
append text " NULL,\n"
}
-
+
forAllStubs $name makeInit 1 text {" NULL, /* $i */\n"}
append text "\};\n"
@@ -984,14 +1153,13 @@ proc genStubs::init {} {
# Returns any values that were not assigned to variables.
if {[string length [namespace which lassign]] == 0} {
-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]
-}
+ 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]
+ }
}
-
+
genStubs::init