diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/genStubs.tcl | 73 |
1 files changed, 69 insertions, 4 deletions
diff --git a/tools/genStubs.tcl b/tools/genStubs.tcl index 93a3669..2deef9c 100644 --- a/tools/genStubs.tcl +++ b/tools/genStubs.tcl @@ -33,6 +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 @@ -94,6 +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 @@ -132,7 +169,9 @@ proc genStubs::hooks {names} { proc genStubs::declare {args} { variable stubs variable curName + variable revision + incr revision if {[llength $args] == 2} { lassign $args index decl set platformList generic @@ -246,14 +285,14 @@ proc genStubs::addPlatformGuard {plat iftxt {eltxt {}}} { set text "" switch $plat { win { - append text "#ifdef __WIN32__ /* WIN */\n${iftxt}" + append text "#if defined(__WIN32__) || defined(__CYGWIN__) /* WIN */\n${iftxt}" if {$eltxt ne ""} { append text "#else /* WIN */\n${eltxt}" } append text "#endif /* WIN */\n" } unix { - append text "#if !defined(__WIN32__) && !defined(MAC_OSX_TCL)\ + append text "#if !defined(__WIN32__) && !defined(__CYGWIN__) && !defined(MAC_OSX_TK)\ /* UNIX */\n${iftxt}" if {$eltxt ne ""} { append text "#else /* UNIX */\n${eltxt}" @@ -275,7 +314,7 @@ proc genStubs::addPlatformGuard {plat iftxt {eltxt {}}} { append text "#endif /* AQUA */\n" } x11 { - append text "#if !(defined(__WIN32__) || defined(MAC_OSX_TK))\ + append text "#if !(defined(__WIN32__) || defined(__CYGWIN__) || defined(MAC_OSX_TK))\ /* X11 */\n${iftxt}" if {$eltxt ne ""} { append text "#else /* X11 */\n${eltxt}" @@ -407,13 +446,14 @@ proc genStubs::parseArg {arg} { # Returns the formatted declaration string. proc genStubs::makeDecl {name decl index} { + variable scspec lassign $decl rtype fname args append text "/* $index */\n" if {$rtype != "void"} { regsub -all void $rtype VOID rtype } - 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 $line]}] @@ -421,6 +461,12 @@ proc genStubs::makeDecl {name decl index} { append line " " set pad 0 } + if {$args eq ""} { + append line $fname + append text $line + append text ";\n" + return $text + } if {$args == ""} { append line $fname append text $line @@ -926,10 +972,19 @@ 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 != ""} { + 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)]} { @@ -943,6 +998,10 @@ proc genStubs::emitHeader {name} { } append text "\ntypedef struct ${capName}Stubs {\n" append text " int magic;\n" + if {$epoch != ""} { + append text " int epoch;\n" + append text " int revision;\n" + } append text " struct ${capName}StubHooks *hooks;\n\n" emitSlots $name text @@ -972,6 +1031,7 @@ proc genStubs::emitHeader {name} { proc genStubs::emitInit {name textVar} { variable hooks + variable epoch upvar $textVar text set capName [string toupper [string index $name 0]] @@ -988,6 +1048,11 @@ proc genStubs::emitInit {name textVar} { } append text "\n${capName}Stubs ${name}Stubs = \{\n" append text " TCL_STUB_MAGIC,\n" + if {$epoch != ""} { + 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 { |