fuzz: grep away HAVE_GETC_UNLOCKED in pyconfig.h to avoid msan badness
Per discussion with Greg Smith and the patches on
https://bugs.python.org/
issue35214. This, combined with the previous
patch, fixes msan builds on oss-fuzz.
Differential Revision: https://phab.mercurial-scm.org/D5363
--- a/contrib/fuzz/Makefile Tue Nov 13 09:19:05 2018 -0500
+++ b/contrib/fuzz/Makefile Mon Dec 03 18:07:09 2018 -0500
@@ -72,7 +72,9 @@
# TODO use the $OUT env var instead of hardcoding /out
/out/sanpy/bin/python:
- cd /Python-2.7.15/ && ./configure --without-pymalloc --prefix=$$OUT/sanpy CFLAGS="$(CFLAGS)" LDFLAGS=$$PYLDFLAGS && ASAN_OPTIONS=detect_leaks=0 make && make install
+ cd /Python-2.7.15/ ; ./configure --without-pymalloc --prefix=$$OUT/sanpy CFLAGS="$(CFLAGS)" LDFLAGS=$$PYLDFLAGS
+ cd /Python-2.7.15/ ; grep -v HAVE_GETC_UNLOCKED < pyconfig.h > tmp && mv tmp pyconfig.h
+ cd /Python-2.7.15/ ; ASAN_OPTIONS=detect_leaks=0 make && make install
sanpy: /out/sanpy/bin/python