40 lines
1.3 KiB
Bash
Executable File
40 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env sh
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#
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# SPDX-License-Identifier: GPL-2.0-only
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# DESCR: Check for non-ASCII and unprintable characters
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LINTDIR="$(
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cd -- "$(dirname "$0")" > /dev/null 2>&1 || return
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pwd -P
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)"
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# shellcheck source=helper_functions.sh
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. "${LINTDIR}/helper_functions.sh"
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INCLUDED_FILES='\.[chsS]$\|\.asl$\|\.cb$\|\.inc$\|Kconfig\|\.ld$|\.txt\|\.hex'
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EXCLUDED_DIRS='^payloads/external/\|^src/vendorcode/\|^Documentation/'
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EXCLUDED_FILES='to-wiki/towiki\.sh$\|vga/vga_font\|video/font\|PDCurses.*x11'
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EXCLUDED_PHRASES='Copyright\|Ported to\|Intel®\|°C\|°F\|Athlon™\|Copyright.*©'
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# Exit if the code isn't in a git repo
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if [ "${IN_GIT_TREE}" -eq 0 ]; then
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exit 0
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fi
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# 1. Get the list of files to parse and send them through grep
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# 2. Find any characters that aren't TAB, or space (0x20) to ~ (0x7F)
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# LF (0x10) isn't included, as it ends the grep line
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# 3. Remove common phrases and names that have been found
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# 4. Run the result through grep again to highlight the issues that were
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# found. Without this step, the characters can be difficult to see.
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# shellcheck disable=SC2046
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${GREP_FILES} -lP "[^\t-~]" | \
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grep "$INCLUDED_FILES" | \
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grep -v "$EXCLUDED_DIRS" | \
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grep -v "$EXCLUDED_FILES" | \
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xargs -I % \
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grep -n "[^ -~]" % | \
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grep -iv "$EXCLUDED_PHRASES" | \
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grep --color='auto' "[^ -~]"
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