Based on Stephen's idea (originally implemented in a Perl script), this is a shell script to find duplicated includes in a file. It looks for all the .c and .h files of the git repository.
It is fast enough because automatically well parallelized. Suggested-by: Stephen Hemminger <step...@networkplumber.org> Signed-off-by: Thomas Monjalon <tho...@monjalon.net> --- devtools/check-dup-includes.sh | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100755 devtools/check-dup-includes.sh diff --git a/devtools/check-dup-includes.sh b/devtools/check-dup-includes.sh new file mode 100755 index 000000000..ba9871255 --- /dev/null +++ b/devtools/check-dup-includes.sh @@ -0,0 +1,35 @@ +#! /bin/sh -e + +# Copyright 2017 Mellanox Technologies, Ltd. 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. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +# Check C files in the git repository for duplicated includes. + +cd $(dirname $(readlink -m $0))/.. + +# speed up by ignoring Unicode details +export LC_ALL=C + +for file in $(git ls-files '*.[ch]') ; do + sed -rn 's,^[[:space:]]*#include[[:space:]]*[<"](.*)[>"].*,\1,p' $file | + sort | uniq -d | + sed "s,^,$file: duplicated include: ," +done -- 2.13.2
