systags.sh

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    1 #! /bin/sh
    2 #
    3 # SPDX-License-Identifier: BSD-3-Clause
    4 #
    5 # Copyright (c) 1992, 1993
    6 #       The Regents of the University of California.  All rights reserved.
    7 #
    8 # Redistribution and use in source and binary forms, with or without
    9 # modification, are permitted provided that the following conditions
   10 # are met:
   11 # 1. Redistributions of source code must retain the above copyright
   12 #    notice, this list of conditions and the following disclaimer.
   13 # 2. Redistributions in binary form must reproduce the above copyright
   14 #    notice, this list of conditions and the following disclaimer in the
   15 #    documentation and/or other materials provided with the distribution.
   16 # 3. Neither the name of the University nor the names of its contributors
   17 #    may be used to endorse or promote products derived from this software
   18 #    without specific prior written permission.
   19 #
   20 # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   21 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23 # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   24 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30 # SUCH DAMAGE.
   31 #
   32 #       @(#)systags.sh  8.1 (Berkeley) 6/10/93
   33 # $FreeBSD$
   34 #
   35 # systags.sh - construct a system tags file using dependence relations
   36 #       in a .depend file
   37 #
   38 # First written May 16, 1992 by Van Jacobson, Lawrence Berkeley Laboratory.
   39 
   40 rm -f tags tags.tmp tags.cfiles tags.sfiles tags.hfiles
   41 sed -e "s, machine/, ../../include/,g" \
   42         -e 's,[a-z][^/    ]*/\.\./,,g' .depend.* | awk '{
   43                 for (i = 1; i <= NF; ++i) {
   44                         t = substr($i, length($i) - 1)
   45                         if (t == ".c")
   46                                 cfiles[$i] = 1;
   47                         else if (t == ".h")
   48                                 hfiles[$i] = 1;
   49                         else if (t == ".s" || t == ".S")
   50                                 sfiles[$i] = 1;
   51                 }
   52         };
   53         END {
   54                 for (i in cfiles)
   55                         print i > "tags.cfiles";
   56                 for (i in sfiles)
   57                         print i > "tags.sfiles";
   58                 for (i in hfiles)
   59                         print i > "tags.hfiles";
   60         }'
   61 
   62 ctags -t -d -w `cat tags.cfiles tags.hfiles tags.sfiles`
   63 egrep "^ENTRY\(.*\)|^ALTENTRY\(.*\)" `cat tags.sfiles` | \
   64     sed "s;\([^:]*\):\([^(]*\)(\([^, )]*\)\(.*\);\3     \1      /^\2(\3\4$/;" >> tags
   65 
   66 mv tags tags.tmp
   67 sort -u tags.tmp > tags
   68 rm tags.tmp tags.cfiles tags.sfiles tags.hfiles

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FreeBSD/Linux Kernel Cross Reference sys/conf/systags.sh

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sys/conf/systags.sh