100 lines
3.7 KiB
Plaintext
100 lines
3.7 KiB
Plaintext
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/ ========================================================================= /
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/ Copyright (c) 1998-2000, The Santa Cruz Operation /
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/ All rights reserved./
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/ /
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/ Redistribution and use in source and binary forms, with or without/
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/ modification, are permitted provided that the following conditions are met:/
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//
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/ *Redistributions of source code must retain the above copyright notice,/
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/ this list of conditions and the following disclaimer./
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//
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/ *Redistributions in binary form must reproduce the above copyright notice,/
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/ this list of conditions and the following disclaimer in the documentation/
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/ and/or other materials provided with the distribution./
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//
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/ *Neither name of The Santa Cruz Operation nor the names of its contributors/
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/ may be used to endorse or promote products derived from this software/
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/ without specific prior written permission. /
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//
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/ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS/
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/ IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,/
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/ THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR/
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/ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE/
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/ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR/
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/ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF/
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/ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS/
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/ INTERRUPTION)/
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/ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT/
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/ LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY/
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/ OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH/
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/ DAMAGE. /
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/ ========================================================================= /
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/ emacs menu for cscope /
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((X) cscope (find current word [MACRO])
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(extern symbol-character)
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/ if this character is not part of a symbol /
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(cond ((not symbol-character)
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/ if the previous character is not part of a symbol, go to
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the next word /
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back
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(cond ((not symbol-character) forward-word back-word))
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))
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/ get the current symbol (leave cursor at beginning of symbol) /
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(while symbol-character forward) / go past last symbol character /
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mark / mark this point /
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back / back to last symbol character /
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(while (cond (symbol-character (return back)))) / back fails at BOF /
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(cond ((not symbol-character) forward)) / forward if not at BOF /
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pickup-region / get the symbol /
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(local-string symbol)
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symbol=
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/ if arg > 0 then display the menu /
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(cond ((> arg 0) (display-menu
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(format symbol "5 Find functions calling %l()")
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(format symbol "4 Find functions called by %l()")
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(format symbol "3 Find global definition of %l")
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(format symbol "2 Find symbol %l")
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"1 Call cscope"
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5)
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))
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/ get the selection /
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(local selection)
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(selection= (read-character "Selection?"))
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/ if the selection is in range /
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(cond ((&& (>= selection '1') (<= selection '5'))
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/ if the selection requests finding the symbol /
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(local-string findsymbol)
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(findsymbol= "")
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(cond ((>= selection '2')
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(findsymbol= (format (char-to-string (- selection 2)) symbol "-%l '%l'"))))
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/ if arg > 1 or < 0 then don't update the cross-reference database /
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(local-string doption)
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(doption= "")
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(cond ((|| (> arg 1) (< arg 0)) (doption= "-d")))
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/ call cscope with usilent mode off /
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(local oldmode) / save old usilent mode /
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(oldmode= (set-mode "usilent" 0)) / turn off usilent mode /
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(run-command (format doption findsymbol "cscope %l %l"))
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(set-mode "usilent" oldmode) / restore usilent mode /
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))
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)
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/ see if the current character is part of a symbol /
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(symbol-character ()
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(local c)
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(c= current-character)
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(return (cond ((&& (>= c 'a') (<= c 'z')))
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((&& (>= c 'A') (<= c 'Z')))
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((&& (>= c '0') (<= c '9')))
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((== c '_'))
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)
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)
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)
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