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Build with -fcf-protection if building for x86_64 #307

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Build with -fcf-protection if building for x86_64 #307

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11 changes: 11 additions & 0 deletions Makefile
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Expand Up @@ -22,6 +22,17 @@ WIN_CXXFLAGS=$(WIN_CFLAGS) -std=c++17 -DPROTOCOL_VERSION=$(PROTOCOL_VERSION) -DG
WIN_LDFLAGS=-static -lws2_32 -lwsock32 -lsqlite3
WIN_SERVER=bin/winfusion.exe

# Compile with Intel Control-flow Enforcement, but only for x86_64
CFLAGS-x86_64=-fcf-protection=full
LDFLAGS-x86_64=-fcf-protection=full
WIN_CFLAGS-x86_64=-fcf-protection=full
WIN_LDFLAGS-x86_64=-fcf-protection=full

CFLAGS+=$(CFLAGS-$(shell uname -m))
LDFLAGS+=$(CFLAGS-$(shell uname -m))
WIN_CFLAGS+=$(CFLAGS-$(shell uname -m))
WIN_LDFLAGS+=$(CFLAGS-$(shell uname -m))

# C code; currently exclusively from vendored libraries
CSRC=\
vendor/bcrypt/bcrypt.c\
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