diff options
Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/check-symbols.sh')
-rwxr-xr-x | Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/check-symbols.sh | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/check-symbols.sh b/Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/check-symbols.sh new file mode 100755 index 00000000000..4c03c137406 --- /dev/null +++ b/Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/check-symbols.sh @@ -0,0 +1,50 @@ +#!/bin/sh + +LC_ALL=C +export LC_ALL + +test -z "$srcdir" && srcdir=. +test -z "$MAKE" && MAKE=make +stat=0 + +if which nm 2>/dev/null >/dev/null; then + : +else + echo "check-symbols.sh: 'nm' not found; skipping test" + exit 77 +fi + +defs="harfbuzz.def" +$MAKE $defs > /dev/null +tested=false +for def in $defs; do + lib=`echo "$def" | sed 's/[.]def$//;s@.*/@@'` + so=.libs/lib${lib}.so + + EXPORTED_SYMBOLS="`nm "$so" | grep ' [BCDGINRSTVW] ' | grep -v ' T _fini\>\| T _init\>\| _fdata\>\| _ftext\>\| __bss_start\>\| __bss_start__\>\| __bss_end__\>\| _edata\>\| _end\>\| _bss_end__\>\| __end__\>' | cut -d' ' -f3`" + + if test -f "$so"; then + + echo "Checking that $so has the same symbol list as $def" + { + echo EXPORTS + echo "$EXPORTED_SYMBOLS" + # cheat: copy the last line from the def file! + tail -n1 "$def" + } | diff "$def" - >&2 || stat=1 + + echo "Checking that we are not exposing internal symbols" + if echo "$EXPORTED_SYMBOLS" | grep -v 'hb_'; then + echo "Ouch, internal symbols exposed" + stat=1 + fi + + tested=true + fi +done +if ! $tested; then + echo "check-exported-symbols.sh: libharfbuzz shared library not found; skipping test" + exit 77 +fi + +exit $stat |