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@@ -25,7 +25,8 @@ E_ASSERT_FAILED=99
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# Usage:
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fail()
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{
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- echo "Error: $1"
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+ echo "ERROR: $1"
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+ echo
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exit $E_ASSERT_FAILED
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}
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@@ -49,8 +50,11 @@ assertEq ()
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# Usage: checkArch <path-to-protoc>
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checkArch ()
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{
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+ echo
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+ echo "Checking file format ..."
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if [[ "$OS" == windows || "$OS" == linux ]]; then
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format="$(objdump -f "$1" | grep -o "file format .*$" | grep -o "[^ ]*$")"
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+ echo Format=$format
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if [[ "$OS" == linux ]]; then
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if [[ "$ARCH" == x86_32 ]]; then
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assertEq $format "elf32-i386" $LINENO
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@@ -71,10 +75,54 @@ checkArch ()
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fi
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elif [[ "$OS" == osx ]]; then
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format="$(file -b "$1" | grep -o "[^ ]*$")"
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- assertEq $format "x86_64" $LINENO
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+ echo Format=$format
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+ if [[ "$ARCH" == x86_32 ]]; then
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+ assertEq $format "i386" $LINENO
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+ elif [[ "$ARCH" == x86_64 ]]; then
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+ assertEq $format "x86_64" $LINENO
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+ else
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+ fail "Unsupported arch: $ARCH"
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+ fi
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else
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- fail "Unsupported system: $(uname)"
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+ fail "Unsupported system: $OS"
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fi
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+ echo
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+}
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+
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+# Checks the dependencies of the artifact. Artifacts should only depend on
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+# system libraries.
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+# Usage: checkDependencies <path-to-protoc>
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+checkDependencies ()
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+{
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+ if [[ "$OS" == windows ]]; then
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+ dump_cmd='objdump -x '"$1"' | fgrep "DLL Name"'
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+ white_list="KERNEL32\.dll\|msvcrt\.dll"
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+ elif [[ "$OS" == linux ]]; then
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+ dump_cmd='ldd '"$1"
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+ if [[ "$ARCH" == x86_32 ]]; then
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+ white_list="linux-gate\.so\.1\|libpthread\.so\.0\|libm\.so\.6\|libc\.so\.6\|ld-linux\.so\.2"
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+ elif [[ "$ARCH" == x86_64 ]]; then
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+ white_list="linux-vdso\.so\.1\|libpthread\.so\.0\|libm\.so\.6\|libc\.so\.6\|ld-linux-x86-64\.so\.2"
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+ fi
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+ elif [[ "$OS" == osx ]]; then
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+ dump_cmd='otool -L '"$1"' | fgrep dylib'
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+ white_list="libz\.1\.dylib\|libstdc++\.6\.dylib\|libSystem\.B\.dylib"
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+ fi
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+ if [[ -z "$white_list" || -z "$dump_cmd" ]]; then
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+ fail "Unsupported platform $OS-$ARCH."
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+ fi
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+ echo "Checking for expected dependencies ..."
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+ eval $dump_cmd | grep -i "$white_list" || fail "doesn't show any expected dependencies"
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+ echo "Checking for unexpected dependencies ..."
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+ eval $dump_cmd | grep -i -v "$white_list"
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+ ret=$?
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+ if [[ $ret == 0 ]]; then
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+ fail "found unexpected dependencies (listed above)."
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+ elif [[ $ret != 1 ]]; then
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+ fail "Error when checking dependencies."
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+ fi # grep returns 1 when "not found", which is what we expect
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+ echo "Dependencies look good."
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+ echo
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}
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############################################################################
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@@ -94,6 +142,7 @@ fi
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# Override the default value set in configure.ac that has '-g' which produces
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# huge binary.
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CXXFLAGS="-DNDEBUG"
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+LDFLAGS=""
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if [[ "$(uname)" == CYGWIN* ]]; then
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assertEq "$OS" windows $LINENO
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@@ -110,7 +159,33 @@ elif [[ "$(uname)" == MINGW32* ]]; then
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assertEq "$OS" windows $LINENO
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assertEq "$ARCH" x86_32 $LINENO
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elif [[ "$(uname)" == Linux* ]]; then
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- assertEq "$OS" linux $LINENO
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+ if [[ "$OS" == linux ]]; then
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+ if [[ "$ARCH" == x86_64 ]]; then
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+ CXXFLAGS="$CXXFLAGS -m64"
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+ elif [[ "$ARCH" == x86_32 ]]; then
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+ CXXFLAGS="$CXXFLAGS -m32"
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+ else
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+ fail "Unsupported arch: $ARCH"
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+ fi
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+ elif [[ "$OS" == windows ]]; then
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+ # Cross-compilation for Windows
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+ # TODO(zhangkun83) MinGW 64 always adds dependency on libwinpthread-1.dll,
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+ # which is undesirable for repository deployment.
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+ CONFIGURE_ARGS="$CONFIGURE_ARGS"
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+ if [[ "$ARCH" == x86_64 ]]; then
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+ CONFIGURE_ARGS="$CONFIGURE_ARGS --host=x86_64-w64-mingw32"
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+ elif [[ "$ARCH" == x86_32 ]]; then
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+ CONFIGURE_ARGS="$CONFIGURE_ARGS --host=i686-w64-mingw32"
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+ else
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+ fail "Unsupported arch: $ARCH"
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+ fi
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+ else
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+ fail "Cannot build $OS on $(uname)"
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+ fi
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+elif [[ "$(uname)" == Darwin* ]]; then
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+ assertEq "$OS" osx $LINENO
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+ # Make the binary compatible with OSX 10.7 and later
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+ CXXFLAGS="$CXXFLAGS -mmacosx-version-min=10.7"
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if [[ "$ARCH" == x86_64 ]]; then
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CXXFLAGS="$CXXFLAGS -m64"
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elif [[ "$ARCH" == x86_32 ]]; then
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@@ -118,25 +193,30 @@ elif [[ "$(uname)" == Linux* ]]; then
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else
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fail "Unsupported arch: $ARCH"
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fi
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-elif [[ "$(uname)" == Darwin* ]]; then
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- assertEq "$OS" osx $LINENO
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else
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fail "Unsupported system: $(uname)"
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fi
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-export CXXFLAGS
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-
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# Statically link libgcc and libstdc++.
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# -s to produce stripped binary.
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# And they don't work under Mac.
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if [[ "$OS" != osx ]]; then
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- export LDFLAGS="-static-libgcc -static-libstdc++ -s"
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+ LDFLAGS="$LDFLAGS -static-libgcc -static-libstdc++ -s"
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fi
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+export CXXFLAGS LDFLAGS
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+
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TARGET_FILE=target/protoc.exe
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cd "$WORKING_DIR"/.. && ./configure $CONFIGURE_ARGS &&
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cd src && make clean && make $MAKE_TARGET &&
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cd "$WORKING_DIR" && mkdir -p target &&
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- (cp ../src/protoc $TARGET_FILE || cp ../src/protoc.exe $TARGET_FILE) &&
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- checkArch $TARGET_FILE
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+ (cp ../src/protoc $TARGET_FILE || cp ../src/protoc.exe $TARGET_FILE) ||
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+ exit 1
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+
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+if [[ "$OS" == osx ]]; then
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+ # Since Mac linker doesn't accept "-s", we need to run strip
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+ strip $TARGET_FILE || exit 1
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+fi
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+
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+checkArch $TARGET_FILE && checkDependencies $TARGET_FILE
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Jisi Liu