HarfBuzz text shaping engine
http://harfbuzz.github.io/
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60 lines
1.5 KiB
60 lines
1.5 KiB
#!/bin/sh |
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LC_ALL=C |
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export LC_ALL |
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test -z "$srcdir" && srcdir=. |
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test -z "$libs" && libs=.libs |
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stat=0 |
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IGNORED_SYMBOLS='_fini\|_init\|_fdata\|_ftext\|_fbss\|__bss_start\|__bss_start__\|__bss_end__\|_edata\|_end\|_bss_end__\|__end__\|__gcov_flush\|llvm_.*' |
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if which nm 2>/dev/null >/dev/null; then |
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: |
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else |
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echo "check-symbols.sh: 'nm' not found; skipping test" |
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exit 77 |
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fi |
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tested=false |
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for soname in harfbuzz harfbuzz-subset harfbuzz-icu harfbuzz-gobject; do |
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for suffix in so dylib; do |
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so=$libs/lib$soname.$suffix |
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if ! test -f "$so"; then continue; fi |
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# On macOS, C symbols are prefixed with _ |
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symprefix= |
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if test $suffix = dylib; then symprefix=_; fi |
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EXPORTED_SYMBOLS="`nm "$so" | grep ' [BCDGINRSTVW] .' | grep -v " $symprefix\\($IGNORED_SYMBOLS\\>\\)" | cut -d' ' -f3 | c++filt`" |
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prefix=$symprefix`basename "$so" | sed 's/libharfbuzz/hb/; s/-/_/g; s/[.].*//'` |
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echo "Checking that $so does not expose internal symbols" |
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if echo "$EXPORTED_SYMBOLS" | grep -v "^${prefix}\(_\|$\)"; then |
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echo "Ouch, internal symbols exposed" |
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stat=1 |
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fi |
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def=$soname.def |
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if ! test -f "$def"; then |
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echo "'$def' not found; skipping" |
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else |
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echo "Checking that $so has the same symbol list as $def" |
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{ |
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echo EXPORTS |
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echo "$EXPORTED_SYMBOLS" | sed -e "s/^${symprefix}hb/hb/g" |
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# cheat: copy the last line from the def file! |
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tail -n1 "$def" |
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} | c++filt | diff "$def" - >&2 || stat=1 |
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fi |
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tested=true |
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done |
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done |
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if ! $tested; then |
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echo "check-symbols.sh: no shared libraries found; skipping test" |
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exit 77 |
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fi |
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exit $stat
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