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https://sourceware.org/git/binutils-gdb.git
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83 lines
2.3 KiB
Plaintext
83 lines
2.3 KiB
Plaintext
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#!/bin/sh
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#
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# Copyright (C) 2021 Free Software Foundation, Inc.
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#
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# This file is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program 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
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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#
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# CHK_LIBC_OBJ -- a script to scan the .o's in an output directory,
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# which is one of ../{intel-S2,sparc-S2,intel-Linux,sparc-Linux}
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#
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# usage: cd to the output directory, and invoke ../src/CHK_LIBC_OBJ
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check_obj() {
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logF="nm.`basename $1`.log"
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if [ `uname` = 'Linux' ]; then
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nm $1 | grep -v GLIBC_ > ${logF}
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else
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nm $1 > ${logF}
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fi
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FUNC_LIST="strcpy strlcpy strncpy strcat strlcat strncat strncmp strlen \
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strerror strchr strrchr strpbrk strstr strtok strtok_r \
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printf fprintf sprintf snprintf asprintf wsprintf \
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vprintf vfprintf vsprintf vsnprintf vasprintf \
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memset memcmp memcpy strtol strtoll strtoul strtoull \
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getcpuid calloc malloc free strdup"
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res=0
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echo " -- Checking Object file '$1' for functions from libc"
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for j in `echo ${FUNC_LIST}` ; do
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grep -w ${j} ${logF} | grep UNDEF> grep.log 2>&1
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if [ $? -eq 0 ]; then
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grep -w ${j} ${logF}
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res=1
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fi
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done
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return ${res}
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}
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STATUS=0
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for i in *.o ; do
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echo ""
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check_obj ${i}
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res=$?
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if [ ${res} -eq 0 ]; then
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echo "Object file ${i} does not reference functions in libc"
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else
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echo "======Object file: ${i} DOES reference functions in libc"
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fi
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if [ ${STATUS} -eq 0 ]; then
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STATUS=${res}
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fi
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done
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for i in *.so ; do
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echo ""
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check_obj ${i}
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res=$?
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if [ ${res} -eq 0 ]; then
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echo "Object file ${i} does not reference functions in libc"
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else
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echo "======Object file: ${i} DOES reference functions in libc"
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fi
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if [ ${STATUS} -eq 0 ]; then
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STATUS=${res}
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fi
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done
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exit $STATUS
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