mirror of
https://github.com/timescale/timescaledb.git
synced 2025-05-17 02:53:51 +08:00
63 lines
2.0 KiB
Bash
Executable File
63 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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if [ ! -x "@NM@" ];
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then
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echo "Cannot check export format because nm is not installed" >&2
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exit 1
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fi
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DEFINED_ONLY="--defined-only"
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EXTERN_ONLY="--extern-only"
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if nm --help | grep -q llvm; then
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DEFINED_ONLY="-defined-only"
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EXTERN_ONLY="-extern-only"
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fi
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# this script outputs all symbols not starting with an allowed prefix
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# exported symbols are allowed to start with
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# ts_ for regular timescaledb functions
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# pg_finfo for metadata defined by PG_FUNCTION_INFO_V1
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# we also whitelist a couple of special symbols
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# _.*_init module startup functions
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# _.*_fini module shutdown functions
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# Pg_magic_func used by postgres to check extension compatability
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# timescaledb_hello used to test that our name collision resistance works
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# loader_hello used to test that our name collision resistance works
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# test_symbol_conflict used to test that our name collision resistance works
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# tsl_license_update_check used to check for valid license
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# all of these symbols start with an additional leading '_' on macos
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exports=$(find @CMAKE_BINARY_DIR@ -not -path '*/\.*' -name '*.so' -print0 \
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| xargs -0 @NM@ ${DEFINED_ONLY} ${EXTERN_ONLY} \
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| sed -e 's:^/.*$::' -e '/^$/d' -e 's/^[a-f0-9]* [A-Za-z] //' \
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| grep -v \
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-e '^_\?__gcov_' \
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-e '^__bss_start$' \
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-e '^_edata$' \
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-e '^_end$' \
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-e '^_fini$' \
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-e '^_init$' \
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-e '^_\?flush_fn_list$' \
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-e '^_\?writeout_fn_list$' \
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-e '^_\?lprofDirMode$' \
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-e '^_\?ts_' \
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-e '^_\?tsl_license_update_check$' \
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-e '^_\?pg_finfo' \
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-e '^_\?_.*_init$' \
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-e '^_\?_.*_fini$' \
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-e '^_\?Pg_magic_func$' \
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-e '^_\?timescaledb_' \
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-e '^_\?loader_hello$' \
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-e '^_\?test_symbol_conflict$' \
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)
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num_exports=$(echo "${exports}" | grep -v '^$' | wc -l)
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echo "${exports}"
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if [ ${num_exports} -gt 0 ];
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then
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exit 1
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else
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exit 0
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fi
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