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|
#!/bin/sh
LC_ALL=C
export LC_ALL
test -z "$srcdir" && srcdir=.
stat=0
if which nm 2>/dev/null >/dev/null; then
:
else
echo "check-symbols.sh: 'nm' not found; skipping test"
exit 77
fi
echo "Checking that we are not exposing internal symbols"
tested=false
for suffix in so dylib; do
so=.libs/libharfbuzz.$suffix
if ! test -f "$so"; then continue; fi
EXPORTED_SYMBOLS="`nm "$so" | grep ' [BCDGINRSTVW] ' | grep -v ' _fini\>\| _init\>\| _fdata\>\| _ftext\>\| _fbss\>\| __bss_start\>\| __bss_start__\>\| __bss_end__\>\| _edata\>\| _end\>\| _bss_end__\>\| __end__\>\| __gcov_flush\>\| llvm_' | cut -d' ' -f3`"
prefix=`basename "$so" | sed 's/libharfbuzz/hb/; s/-/_/g; s/[.].*//'`
# On mac, C symbols are prefixed with _
if test $suffix = dylib; then prefix="_$prefix"; fi
echo "Processing $so"
if echo "$EXPORTED_SYMBOLS" | grep -v "^${prefix}_"; then
echo "Ouch, internal symbols exposed"
stat=1
fi
tested=true
done
if ! $tested; then
echo "check-symbols.sh: no shared library found; skipping test"
exit 77
fi
exit $stat
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