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fix reference description of GRacket

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This commit is contained in:
Matthew Flatt 2010-11-27 18:47:49 -07:00
parent 5c89df2f7f
commit 57f0fe8414
1 changed files with 17 additions and 13 deletions
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30
collects/scribblings/reference/startup.scrbl
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@ -26,12 +26,15 @@ The core Racket run-time system is available in two main variants:
@as-index{@exec{racket}}. Under Windows, the executable is @as-index{@exec{racket}}. Under Windows, the executable is
called @as-index{@exec{Racket.exe}}.} called @as-index{@exec{Racket.exe}}.}
@item{GRacket, which extends @exec{racket} with GUI primitives on @item{GRacket, which is a GUI variant of @exec{racket} to the degree
which @racketmodname[racket/gui/base] is implemented. Under that the system distinguishes them. Under Unix, the executable
Unix, the executable is called @as-index{@exec{gracket}}. Under is called @as-index{@exec{gracket}}, and single-instance flags
Windows, the executable is called and X11-related flags are handled and communicated specially to
@as-index{@exec{GRacket.exe}}. Under Mac OS X, the @exec{gracket} the @racket[racket/gui/base] library. Under Windows, the
script launches @as-index{@exec{GRacket.app}}.} executable is called @as-index{@exec{GRacket.exe}}, and it is a
GUI application (as opposed to a console application) that
implements singe-instance support. Under Mac OS X, the
@exec{gracket} script launches @as-index{@exec{GRacket.app}}.}
] ]
@ -92,10 +95,11 @@ is started, Racket loads the file @racket[(find-system-path
@racket[(find-graphical-system-path 'init-file)] is loaded, unless the @racket[(find-graphical-system-path 'init-file)] is loaded, unless the
@Flag{q}/@DFlag{no-init-file} flag is specified on the command line. @Flag{q}/@DFlag{no-init-file} flag is specified on the command line.
Finally, before GRacket exists, it waits for all frames to class, all Finally, before Racket or GRacket exits, it calls the procedure that
timers to stop, @|etc| in the main @|eventspace| by evaluating is the current value of @racket[executable-yield-handler] in the main
@racket[(racket 'yield)]. This waiting step can be suppressed with the thread, unless the @Flag{V}/@DFlag{no-yield} command-line flag is
@Flag{V}/@DFlag{no-yield} command-line flag. specified. Requiring @racketmodname[racket/gui/base] sets this parameter call
@racket[(racket 'yield)].
@; ---------------------------------------------------------------------- @; ----------------------------------------------------------------------
@ -212,9 +216,9 @@ flags:
leave application in the background.} leave application in the background.}
@item{@FlagFirst{V} @DFlagFirst{no-yield} : Skips final @item{@FlagFirst{V} @DFlagFirst{no-yield} : Skips final
@racket[(yield 'wait)] action, which normally waits until all @racket[executable-yield-handler] action, which normally waits until all
frames are closed, @|etc| in the main @|eventspace| before frames are closed, @|etc| in the main @|eventspace| before
exiting.} exiting for programs that use @racketmodname[racket/gui/base].}
]} ]}
@ -333,7 +337,7 @@ the insertion of @Flag{u}/@DFlag{require-script}):
@FlagFirst{xnllanguage} @nonterm{arg}, or @FlagFirst{xrm} @FlagFirst{xnllanguage} @nonterm{arg}, or @FlagFirst{xrm}
@nonterm{arg} : Standard X11 arguments that are mostly ignored @nonterm{arg} : Standard X11 arguments that are mostly ignored
but accepted for compatibility with other X11 programs. The but accepted for compatibility with other X11 programs. The
@Flag{synchronous} and @Flag{xrm} flags behave in the usual @Flag{synchronous} flag behaves in the usual
way.} way.}
@item{@FlagFirst{singleInstance} : If an existing GRacket is already @item{@FlagFirst{singleInstance} : If an existing GRacket is already