(x-handle-switch, x-handle-numeric-switch)
(x-handle-args): Use command-line-x-option-alist. (x-option-alist, x-switch-definitions, x-long-option-alist): Deleted.
This commit is contained in:
Richard M. Stallman
parent
90681ae2ef
commit
80128ceb04
1 changed files with 45 additions and 114 deletions
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@ -78,106 +78,39 @@
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(defvar x-command-line-resources nil)
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(defconst x-option-alist
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'(("-bw" . x-handle-numeric-switch)
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("-d" . x-handle-display)
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("-display" . x-handle-display)
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("-name" . x-handle-name-rn-switch)
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("-rn" . x-handle-name-rn-switch)
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("-T" . x-handle-switch)
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("-r" . x-handle-switch)
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("-rv" . x-handle-switch)
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("-reverse" . x-handle-switch)
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("-fn" . x-handle-switch)
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("-font" . x-handle-switch)
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("-ib" . x-handle-numeric-switch)
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("-g" . x-handle-geometry)
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("-geometry" . x-handle-geometry)
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("-fg" . x-handle-switch)
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("-foreground". x-handle-switch)
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("-bg" . x-handle-switch)
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("-background". x-handle-switch)
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("-ms" . x-handle-switch)
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("-itype" . x-handle-switch)
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("-i" . x-handle-switch)
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("-iconic" . x-handle-iconic)
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("-xrm" . x-handle-xrm-switch)
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("-cr" . x-handle-switch)
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("-vb" . x-handle-switch)
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("-hb" . x-handle-switch)
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("-bd" . x-handle-switch)))
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(defconst x-long-option-alist
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'(("--border-width" . "-bw")
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("--display" . "-d")
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("--name" . "-name")
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("--title" . "-T")
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("--reverse-video" . "-reverse")
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("--font" . "-font")
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("--internal-border" . "-ib")
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("--geometry" . "-geometry")
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("--foreground-color" . "-fg")
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("--background-color" . "-bg")
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("--mouse-color" . "-ms")
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("--icon-type" . "-itype")
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("--iconic" . "-iconic")
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("--xrm" . "-xrm")
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("--cursor-color" . "-cr")
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("--vertical-scroll-bars" . "-vb")
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("--border-color" . "-bd")))
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(defconst x-switch-definitions
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'(("-name" name)
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("-T" name)
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("-r" reverse t)
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("-rv" reverse t)
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("-reverse" reverse t)
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("-fn" font)
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("-font" font)
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("-ib" internal-border-width)
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("-fg" foreground-color)
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("-foreground" foreground-color)
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("-bg" background-color)
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("-background" background-color)
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("-ms" mouse-color)
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("-cr" cursor-color)
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("-itype" icon-type t)
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("-i" icon-type t)
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("-vb" vertical-scroll-bars t)
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("-hb" horizontal-scroll-bars t)
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("-bd" border-color)
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("-bw" border-width)))
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;; Handler for switches of the form "-switch value" or "-switch".
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(defun x-handle-switch (switch)
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(let ((aelt (assoc switch x-switch-definitions)))
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(let ((aelt (assoc switch command-line-x-option-alist)))
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(if aelt
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(if (nth 2 aelt)
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(let ((param (nth 3 aelt))
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(value (nth 4 aelt)))
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(if value
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(setq default-frame-alist
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(cons (cons param value)
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default-frame-alist))
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(setq default-frame-alist
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(cons (cons (nth 1 aelt) (nth 2 aelt))
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default-frame-alist))
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(cons (cons param
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(car x-invocation-args))
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default-frame-alist)
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x-invocation-args (cdr x-invocation-args)))))))
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;; Handler for switches of the form "-switch n"
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(defun x-handle-numeric-switch (switch)
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(let ((aelt (assoc switch command-line-x-option-alist)))
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(if aelt
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(let ((param (nth 3 aelt)))
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(setq default-frame-alist
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(cons (cons (nth 1 aelt)
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(car x-invocation-args))
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(cons (cons param
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(string-to-int (car x-invocation-args)))
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default-frame-alist)
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x-invocation-args (cdr x-invocation-args))))))
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x-invocation-args
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(cdr x-invocation-args))))))
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;; Make -iconic apply only to the initial frame!
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(defun x-handle-iconic (switch)
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(setq initial-frame-alist
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(cons '(visibility . icon) initial-frame-alist)))
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;; Handler for switches of the form "-switch n"
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(defun x-handle-numeric-switch (switch)
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(let ((aelt (assoc switch x-switch-definitions)))
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(if aelt
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(setq default-frame-alist
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(cons (cons (nth 1 aelt)
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(string-to-int (car x-invocation-args)))
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default-frame-alist)
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x-invocation-args
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(cdr x-invocation-args)))))
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;; Handle the -xrm option.
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(defun x-handle-xrm-switch (switch)
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(or (consp x-invocation-args)
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@ -216,51 +149,49 @@
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(setq x-display-name (car x-invocation-args)
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x-invocation-args (cdr x-invocation-args)))
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(defvar x-invocation-args nil)
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(defun x-handle-args (args)
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"Process the X-related command line options in ARGS.
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This is done before the user's startup file is loaded. They are copied to
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x-invocation args from which the X-related things are extracted, first
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`x-invocation-args', from which the X-related things are extracted, first
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the switch (e.g., \"-fg\") in the following code, and possible values
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\(e.g., \"black\") in the option handler code (e.g., x-handle-switch).
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This returns ARGS with the arguments that have been processed removed."
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(message "%s" args)
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This function returns ARGS minus the arguments that have been processed."
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;; We use ARGS to accumulate the args that we don't handle here, to return.
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(setq x-invocation-args args
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args nil)
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(while x-invocation-args
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(let* ((this-switch (car x-invocation-args))
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(orig-this-switch this-switch)
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completion argval aelt)
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completion argval aelt handler)
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(setq x-invocation-args (cdr x-invocation-args))
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;; Check for long options with attached arguments
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;; and separate out the attached option argument into argval.
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(if (string-match "^--[^=]*=" this-switch)
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(setq argval (substring this-switch (match-end 0))
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this-switch (substring this-switch 0 (1- (match-end 0)))))
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(setq completion (try-completion this-switch x-long-option-alist))
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(if (eq completion t)
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;; Exact match for long option.
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(setq this-switch (cdr (assoc this-switch x-long-option-alist)))
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(if (stringp completion)
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(let ((elt (assoc completion x-long-option-alist)))
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;; Check for abbreviated long option.
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(or elt
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(error "Option `%s' is ambiguous" this-switch))
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(setq this-switch (cdr elt)))
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;; Check for a short option.
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(setq argval nil this-switch orig-this-switch)))
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(setq aelt (assoc this-switch x-option-alist))
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(if aelt
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;; Complete names of long options.
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(if (string-match "^--" this-switch)
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(progn
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(setq completion (try-completion this-switch command-line-x-option-alist))
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(if (eq completion t)
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;; Exact match for long option.
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nil
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(if (stringp completion)
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(let ((elt (assoc completion command-line-x-option-alist)))
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;; Check for abbreviated long option.
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(or elt
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(error "Option `%s' is ambiguous" this-switch))
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(setq this-switch completion))))))
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(setq aelt (assoc this-switch command-line-x-option-alist))
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(if aelt (setq handler (nth 2 aelt)))
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(if handler
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(if argval
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(let ((x-invocation-args
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(cons argval x-invocation-args)))
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(funcall (cdr aelt) this-switch))
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(funcall (cdr aelt) this-switch))
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(setq args (cons this-switch args)))))
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(setq args (nreverse args)))
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(funcall handler this-switch))
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(funcall handler this-switch))
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(setq args (cons orig-this-switch args)))))
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(nreverse args))
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;;
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;; Standard X cursor shapes, courtesy of Mr. Fox, who wanted ALL of them.
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