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48 lines
1.6 KiB
Bash
Executable File
48 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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# Copyright (C) 2005-2020 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <https://www.gnu.org/licenses/>.
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#
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includedir="$1"
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objpfx="$2"
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# To avoid long paths.
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cd "$objpfx"
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# OK if *.os is missing.
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shopt -s nullglob
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# Search all dependency files for file names in the include directory.
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# There are a few system headers we are known to use.
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# These include Linux kernel headers (asm*, arch, and linux),
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# and Mach kernel headers (mach).
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exec ${AWK} -v includedir="$includedir" '
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BEGIN {
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status = 0
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exclude = "^" includedir \
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"/(.*-.*-.*/|.*-.*/|)(asm[-/]|arch|linux/|selinux/|mach/|mach_debug/|device/|hurd/(((hurd|ioctl)_types|paths)\\.h|ioctls\\.defs|ihash\\.h)|gd|nss3/|nspr4?/|c\\+\\+/|sys/(capability|sdt(|-config))\\.h|libaudit\\.h)"
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}
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/^[^ ]/ && $1 ~ /.*:/ { obj = $1 }
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{
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for (i = 1; i <= NF; ++i) {
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if ($i ~ ("^" includedir) && $i !~ exclude) {
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print "***", obj, "uses", $i
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status = 1
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}
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}
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}
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END { exit status }' */*.{o,os,oS}.d
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