external/bsd/atf/dist/admin/check-style.sh

   1 #! /bin/sh
   2 #
   3 # Automated Testing Framework (atf)
   4 #
   5 # Copyright (c) 2007, 2008, 2009 The NetBSD Foundation, Inc.
   6 # 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 #
  17 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  18 # CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  19 # INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  20 # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21 # IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  22 # DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  24 # GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  26 # IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  27 # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  28 # IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29 #
  30
  31 #
  32 # A utility to sanity check the coding style of all source files in the
  33 # project tree.
  34 #
  35
  36 Prog_Name=${0##*/}
  37
  38 #
  39 # err message
  40 #
  41 err() {
  42     echo "${Prog_Name}: ${@}" 1>&2
  43     exit 1
  44 }
  45
  46 #
  47 # warn message
  48 #
  49 warn() {
  50     echo "${Prog_Name}: ${@}" 1>&2
  51 }
  52
  53 #
  54 # guess_topdir
  55 #
  56 # Locates the project's top directory and prints its path.  The caller
  57 # must verify if the result is correct or not.
  58 #
  59 guess_topdir() {
  60     olddir=$(pwd)
  61     topdir=$(pwd)
  62     while [ ${topdir} != / ]; do
  63         if [ -f ./atf-c.h ]; then
  64             break
  65         else
  66             cd ..
  67             topdir=$(pwd)
  68         fi
  69     done
  70     cd ${olddir}
  71     echo ${topdir}
  72 }
  73
  74 #
  75 # find_sources
  76 #
  77 # Locates all source files within the project, relative to the current
  78 # directory, and prints their paths.
  79 #
  80 find_sources() {
  81     find . \( -name "AUTHORS" -o \
  82               -name "COPYING" -o \
  83               -name "ChangeLog" -o \
  84               -name "NEWS" -o \
  85               -name "README" -o \
  86               -name "TODO" -o \
  87               -name "*.[0-9]" -o \
  88               -name "*.ac" -o \
  89               -name "*.at" -o \
  90               -name "*.awk" -o \
  91               -name "*.c" -o \
  92               -name "*.cpp" -o \
  93               -name "*.h" -o \
  94               -name "*.hpp" -o \
  95               -name "*.m4" -o \
  96               -name "*.sh" \
  97            \) -a \( \
  98               \! -path "*/atf-[0-9]*" -a \
  99               \! -path "*autom4te*" -a \
 100               -type f -a \
 101               \! -name "aclocal.m4" \
 102               \! -name "bconfig.h" \
 103               \! -name "libtool.m4" \
 104               \! -name "ltoptions.m4" \
 105               \! -name "ltsugar.m4" \
 106               \! -name "lt~obsolete.m4" \
 107               \! -name "*.so.*" \
 108            \)
 109 }
 110
 111 #
 112 # guess_formats file
 113 #
 114 # Guesses the formats applicable to the given file and prints the resulting
 115 # list.
 116 #
 117 guess_formats() {
 118     case ${1} in
 119         */ltmain.sh)
 120             ;;
 121         *.[0-9])
 122             echo common man
 123             ;;
 124         *.c|*.h)
 125             echo common c
 126             ;;
 127         *.cpp|*.hpp)
 128             echo common cpp
 129             ;;
 130         *.sh)
 131             echo common shell
 132             ;;
 133         *)
 134             echo common
 135             ;;
 136     esac
 137 }
 138
 139 #
 140 # check_file file
 141 #
 142 # Checks the validity of the given file.
 143 #
 144 check_file() {
 145     err=0
 146     for format in $(guess_formats ${1}); do
 147         awk -f ${topdir}/admin/check-style-${format}.awk ${1} || err=1
 148     done
 149
 150     return ${err}
 151 }
 152
 153 #
 154 # main [file list]
 155 #
 156 # Entry point.
 157 #
 158 main() {
 159     topdir=$(guess_topdir)
 160     if [ ! -f ${topdir}/atf-c.h ]; then
 161         err "Could not locate the project's top directory"
 162     fi
 163
 164     if [ ${#} -gt 0 ]; then
 165         sources=${@}
 166     else
 167         cd ${topdir}
 168         sources=$(find_sources)
 169     fi
 170
 171     ok=0
 172     for file in ${sources}; do
 173         file=$(echo ${file} | sed -e "s,\\./,,")
 174
 175         if [ ! -f ${file} ]; then
 176             err "Could not open ${file}"
 177         else
 178             check_file ${file} || ok=1
 179         fi
 180     done
 181
 182     return ${ok}
 183 }
 184
 185 main "${@}"
 186
 187 # vim: syntax=sh:expandtab:shiftwidth=4:softtabstop=4