78 lines
2.3 KiB
Bash
Executable File
78 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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############################################################################
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# tools/mkallsyms.sh
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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export LC_ALL=C
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usage="Usage: $0 [noconst] <ELFBIN> <CROSSDEV>"
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# Get the symbol table
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# Extract all of the symbols from the ELF files and create a
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# list of sorted, unique undefined variable names.
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# Now output the symbol table as a structure in a C source file. All
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# undefined symbols are declared as void* types. If the toolchain does
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# any kind of checking for function vs. data objects, then this could
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# failed
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CONST=const
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if [ $1 == 'noconst' ]; then
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CONST=
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shift
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fi
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nm="${2}nm"
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filt="${2}c++filt"
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if [ -f "${1}" ];then
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count=`${nm} -n ${1} | grep -E " [T|t] " | uniq | wc -l`
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else
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count=0
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fi
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echo "#include <nuttx/compiler.h>"
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echo "#include <nuttx/symtab.h>"
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echo ""
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echo "#if defined(__GNUC__) && !defined(__clang__)"
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echo "# pragma GCC diagnostic ignored \"-Wbuiltin-declaration-mismatch\""
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echo "#endif"
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echo ""
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echo "${CONST} int g_nallsyms = ${count} + 2;"
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echo "${CONST} struct symtab_s g_allsyms[${count} + 2] = "
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echo "{"
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# Add start address boundary
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echo " { \"Unknown\", (FAR ${CONST} void *)0x00000000 },"
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if [ -f "${1}" ];then
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${nm} -n ${1} | grep -E " [T|t] " | uniq | \
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while read addr type name
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do
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echo " { \"`${filt} -p $name`\", (FAR ${CONST} void *)0x$addr },"
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done
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fi
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# Add end address boundary
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echo " { \"Unknown\", (FAR ${CONST} void *)0xffffffff },"
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echo "};"
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