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#!/bin/bash -eu
# This script checks that the runtime version number constant in the compiler
# source and in the runtime source is the same.
#
# We don't really want the generator sources directly referencing the runtime
# or the reverse, so they both have the same constant defined, and this script
# is used in a test to ensure the values stay in sync.
die() {
echo "Error: $1"
exit 1
}
readonly GeneratorSrc="src/google/protobuf/compiler/objectivec/file.cc"
readonly RuntimeSrc="objectivec/GPBBootstrap.h"
if [[ ! -e "${GeneratorSrc}" ]] ; then
die "Failed to find generator file: ${GeneratorSrc}"
fi
if [[ ! -e "${RuntimeSrc}" ]] ; then
die "Failed to find runtime file: ${RuntimeSrc}"
fi
check_constant() {
local ConstantName="$1"
# Collect version from generator sources.
local GeneratorVersion=$( \
cat "${GeneratorSrc}" \
| sed -n -e "s:const int32_t ${ConstantName} = \([0-9]*\);:\1:p"
)
if [[ -z "${GeneratorVersion}" ]] ; then
die "Failed to find ${ConstantName} in the generator source (${GeneratorSrc})."
fi
# Collect version from runtime sources.
local RuntimeVersion=$( \
cat "${RuntimeSrc}" \
| sed -n -e "s:#define ${ConstantName} \([0-9]*\):\1:p"
)
if [[ -z "${RuntimeVersion}" ]] ; then
die "Failed to find ${ConstantName} in the runtime source (${RuntimeSrc})."
fi
# Compare them.
if [[ "${GeneratorVersion}" != "${RuntimeVersion}" ]] ; then
die "${ConstantName} values don't match!
Generator: ${GeneratorVersion} from ${GeneratorSrc}
Runtime: ${RuntimeVersion} from ${RuntimeSrc}
"
fi
}
# Do the check.
check_constant GOOGLE_PROTOBUF_OBJC_VERSION
# Success
|
