Pass -DPURIFY to OpenSSL so it doesn't clutter valgrind output.

depends/packages/openssl.mk

@@ -10,6 +10,7 @@ $(package)_config_opts=--prefix=$(host_prefix) --openssldir=$(host_prefix)/etc/o
 $(package)_config_opts+=no-krb5 no-camellia no-capieng no-cast no-cms no-dtls1 no-gost no-gmp no-heartbeats no-idea no-jpake no-md2
 $(package)_config_opts+=no-mdc2 no-rc5 no-rdrand no-rfc3779 no-rsax no-sctp no-seed no-sha0 no-static_engine no-whirlpool no-rc2 no-rc4 no-ssl2 no-ssl3
 $(package)_config_opts+=$($(package)_cflags) $($(package)_cppflags)
+$(package)_config_opts+=-DPURIFY
 $(package)_config_opts_linux=-fPIC -Wa,--noexecstack
 $(package)_config_opts_x86_64_linux=linux-x86_64
 $(package)_config_opts_i686_linux=linux-generic32

qa/zcash/performance-measurements.sh

@@ -38,7 +38,7 @@ function zcashd_valgrind_start {
     rm -rf "$DATADIR"
     mkdir -p "$DATADIR"
     rm -f valgrind.out
-    valgrind --leak-check=yes --log-file="valgrind.out" ./src/zcashd -regtest -datadir="$DATADIR" -rpcuser=user -rpcpassword=password -rpcport=5983 &
+    valgrind --leak-check=yes --error-limit=no --log-file="valgrind.out" ./src/zcashd -regtest -datadir="$DATADIR" -rpcuser=user -rpcpassword=password -rpcport=5983 &
     ZCASHD_PID=$!
 }