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# Copyright 2015 The Kyua Authors.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * 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.
# * Neither the name of Google Inc. nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
# OWNER 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.
function warn(msg) {
print FILENAME "[" FNR "]: " msg > "/dev/stderr"
error = 1
}
BEGIN {
skip = 0
error = 0
}
/CHECK_STYLE_DISABLE/ {
skip = 1
next
}
/CHECK_STYLE_ENABLE/ {
skip = 0
next
}
/CHECK_STYLE_(ENABLE|DISABLE)/ {
next
}
{
if (skip)
next
if (length > 80 && NF > 1)
warn("Line too long to fit on screen")
}
/^ *\t+/ {
if (! match(FILENAME, "Makefile"))
warn("Tab character used for indentation");
}
/[ \t]+$/ {
warn("Trailing spaces or tabs");
}
/^#![^ ]/ {
warn("Missing space after #!");
}
END {
if (skip)
warn("Missing CHECK_STYLE_ENABLE");
if (error)
exit 1
}
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