Created
September 6, 2018 00:54
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Clearing clang's implicit module map for safe, incremental module enabled builds
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| #!/bin/bash | |
| # This program cleans out the implcit module cache and modulemaps. | |
| # Remove modulemaps to prevent loading lingering invalid modulemaps | |
| # ( Genfiles is not cleared for each incremental build ) | |
| set -e | |
| SCRIPTPATH="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" | |
| WORKSPACE_DIR="$SCRIPTPATH/../" | |
| EXEC_ROOT=$($WORKSPACE_DIR/tools/bazelwrapper info execution_root) | |
| if [[ ! -d "$EXEC_ROOT" ]]; then | |
| echo "ERROR: invalid WORKSPACE" | |
| exit 1 | |
| fi | |
| pushd $EXEC_ROOT | |
| # For all of the module caches which are populated | |
| # - Remove the cache | |
| # - Remove module maps | |
| for MC in $(find bazel-out/ -name '*_objc_module_cache'); do | |
| # Assume we're in `genfiles`. | |
| GENROOT=$(dirname $MC) | |
| for MAP in $(find $GENROOT -name '*.modulemap'); do | |
| echo "INFO: Removing modulemap map $MAP" | |
| rm -rf $MAP | |
| done | |
| echo "INFO: Clear module cache $MC" | |
| rm -rf $MC | |
| done |
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