52 lines
1.1 KiB
Bash
Executable File
52 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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usage="Usage: $0 <test-dir-path>"
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# Check for the required ROMFS directory path
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dir=$1
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if [ -z "$dir" ]; then
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echo "ERROR: Missing <test-dir-path>"
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echo ""
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echo $usage
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exit 1
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fi
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if [ ! -d "$dir" ]; then
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echo "ERROR: Directory $dir does not exist"
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echo ""
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echo $usage
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exit 1
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fi
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# Extract all of the undefined symbols from the ELF files and create a
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# list of sorted, unique undefined variable names.
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varlist=`find ${dir} -executable -type f | xargs nm | fgrep ' U ' | sed -e "s/^[ ]*//g" | cut -d' ' -f2 | sort | uniq`
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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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# faile
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echo "#include <nuttx/compiler.h>"
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echo "#include <nuttx/binfmt/symtab.h>"
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echo ""
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for var in $varlist; do
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echo "extern void *${var};"
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done
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echo ""
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echo "const struct symtab_s g_elf_exports[] = "
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echo "{"
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for var in $varlist; do
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echo " {\"${var}\", &${var}},"
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done
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echo "};"
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echo ""
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echo "const int g_elf_nexports = sizeof(g_elf_exports) / sizeof(struct symtab_s);"
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