94ca269049
When arguments are not supplied the error message is misleading and doesn't tell what exactly has to be done. Fix this by adding usage() and call it if above circumstance occurs. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Simon Glass <sjg@chromium.org>
64 lines
1.6 KiB
Bash
Executable File
64 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (c) 2016 Google, Inc
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# Written by Simon Glass <sjg@chromium.org>
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#
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# Check that the u-boot.cfg file provided does not introduce any new
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# ad-hoc CONFIG options
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#
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# Use scripts/build-whitelist.sh to generate the list of current ad-hoc
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# CONFIG options (those which are not in Kconfig).
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# Usage
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# check-config.sh <path to u-boot.cfg> <path to whitelist file> <source dir>
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#
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# For example:
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# scripts/check-config.sh b/chromebook_link/u-boot.cfg kconfig_whitelist.txt .
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set -e
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set -u
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PROG_NAME="${0##*/}"
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usage() {
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echo "$PROG_NAME <path to u-boot.cfg> <path to whitelist file> <source dir>"
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exit 1
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}
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[ $# -ge 3 ] || usage
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path="$1"
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whitelist="$2"
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srctree="$3"
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# Temporary files
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configs="${path}.configs"
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suspects="${path}.suspects"
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ok="${path}.ok"
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new_adhoc="${path}.adhoc"
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export LC_ALL=C
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export LC_COLLATE=C
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cat ${path} |sed -n 's/^#define \(CONFIG_[A-Za-z0-9_]*\).*/\1/p' |sort |uniq \
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>${configs}
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comm -23 ${configs} ${whitelist} > ${suspects}
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cat `find ${srctree} -name "Kconfig*"` |sed -n \
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-e 's/^\s*config *\([A-Za-z0-9_]*\).*$/CONFIG_\1/p' \
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-e 's/^\s*menuconfig \([A-Za-z0-9_]*\).*$/CONFIG_\1/p' \
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|sort |uniq > ${ok}
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comm -23 ${suspects} ${ok} >${new_adhoc}
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if [ -s ${new_adhoc} ]; then
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echo >&2 "Error: You must add new CONFIG options using Kconfig"
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echo >&2 "The following new ad-hoc CONFIG options were detected:"
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cat >&2 ${new_adhoc}
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echo >&2
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echo >&2 "Please add these via Kconfig instead. Find a suitable Kconfig"
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echo >&2 "file and add a 'config' or 'menuconfig' option."
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# Don't delete the temporary files in case they are useful
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exit 1
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else
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rm ${suspects} ${ok} ${new_adhoc}
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fi
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