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Diffstat (limited to 'usr.bin/global/gtags/gtags.sh')
| -rw-r--r-- | usr.bin/global/gtags/gtags.sh | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/usr.bin/global/gtags/gtags.sh b/usr.bin/global/gtags/gtags.sh new file mode 100644 index 0000000..85458bc --- /dev/null +++ b/usr.bin/global/gtags/gtags.sh @@ -0,0 +1,98 @@ +#!/bin/sh +# +# Copyright (c) 1996, 1997 Shigio Yamaguchi. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. All advertising materials mentioning features or use of this software +# must display the following acknowledgement: +# This product includes software developed by Shigio Yamaguchi. +# 4. Neither the name of the author nor the names of any co-contributors +# may be used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# gtags.sh 17-Feb-97 +# +com=`echo $0 | sed 's/.*\///'` # command name +usage="usage: $com [-e][-s][dbpath]" +# +# ctags flag +# +eflag= +sflag= +while :; do + case $1 in + -*) + if echo $1 | grep '[^-es]' >/dev/null; then + echo $usage >/dev/tty; exit 1 + fi + case $1 in + -*e*) eflag=e;; + esac + case $1 in + -*s*) sflag=1;; + esac + shift;; + *) + break;; + esac +done +export eflag sflag +case $1 in +"") dbpath=".";; +*) dbpath=$1;; +esac +if [ -f $dbpath/GTAGS -a -f $dbpath/GRTAGS ]; then + if [ ! -w $dbpath/GTAGS ]; then + echo "$com: cannot write to GTAGS." + exit 1 + elif [ ! -w $dbpath/GRTAGS ]; then + echo "$com: cannot write to GRTAGS." + exit 1 + fi +elif [ ! -w $dbpath ]; then + echo "$com: cannot write to the directory $dbpath." + exit 1 +fi +# +# make global database +# +for db in GTAGS GRTAGS; do + # currently only *.c *.h *.y are supported. + # *.s *.S is valid only when -s option specified. + find . -type f -name "*.[chysS]" -print | while read f; do + case $f in + *y.tab.c|*y.tab.h) + continue;; + *.s|*.S) + [ ${sflag}x = x -o $db = GRTAGS ] && continue + perl -ne '($nouse, $tag) = /^(ENTRY|ALTENTRY)\((\w+)\)/; + if ($tag) {printf("%-16s%4d %-16s %s", $tag, $., $ARGV, $_)} ' $f + continue;; + esac + case $db in + GRTAGS) flag=${eflag}Dxr;; + GTAGS) flag=${eflag}Dx;; + esac + GTAGDBPATH=$dbpath gctags -$flag $f || exit 1 + done | btreeop -C $dbpath/$db +done +exit 0 |
