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| author | Wladimir J. van der Laan <laanwj@gmail.com> | 2015-10-30 18:19:09 +0100 |
|---|---|---|
| committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2015-11-19 13:01:35 +0100 |
| commit | 957c0fd7c0efe2c39dde025a7d6d3d3047c86a1a (patch) | |
| tree | 4ae5e0daba4bdbdaa394e368ecc4d9f1f9184891 | |
| parent | 2e31d74b715515c344ba50f574831d6a73302aac (diff) | |
gitian: make windows build deterministic
| -rw-r--r-- | contrib/gitian-descriptors/gitian-win.yml | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/contrib/gitian-descriptors/gitian-win.yml b/contrib/gitian-descriptors/gitian-win.yml index 4b8c291388..6bb482d45f 100644 --- a/contrib/gitian-descriptors/gitian-win.yml +++ b/contrib/gitian-descriptors/gitian-win.yml @@ -63,6 +63,30 @@ script: | chmod +x ${WRAP_DIR}/${i}-${prog} done done + + # Create per-host linker wrapper + # This is only needed for trusty, as the mingw linker leaks a few bytes of + # heap, causing non-determinism. See discussion in https://github.com/bitcoin/bitcoin/pull/6900 + for i in $HOSTS; do + mkdir -p ${WRAP_DIR}/${i} + for prog in collect2; do + echo '#!/bin/bash' > ${WRAP_DIR}/${i}/${prog} + REAL=$(${i}-gcc -print-prog-name=${prog}) + echo "export MALLOC_PERTURB_=255" >> ${WRAP_DIR}/${i}/${prog} + echo "${REAL} \$@" >> $WRAP_DIR/${i}/${prog} + chmod +x ${WRAP_DIR}/${i}/${prog} + done + for prog in gcc g++; do + echo '#!/bin/bash' > ${WRAP_DIR}/${i}-${prog} + echo "REAL=\`which -a ${i}-${prog} | grep -v ${WRAP_DIR}/${i}-${prog} | head -1\`" >> ${WRAP_DIR}/${i}-${prog} + echo 'export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/faketime/libfaketime.so.1' >> ${WRAP_DIR}/${i}-${prog} + echo "export FAKETIME=\"${REFERENCE_DATETIME}\"" >> ${WRAP_DIR}/${i}-${prog} + echo "export COMPILER_PATH=${WRAP_DIR}/${i}" >> ${WRAP_DIR}/${i}-${prog} + echo "\$REAL \$@" >> $WRAP_DIR/${i}-${prog} + chmod +x ${WRAP_DIR}/${i}-${prog} + done + done + export PATH=${WRAP_DIR}:${PATH} cd bitcoin |