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port: disable windows imagebase hack 

that makes windows put the heap at a lower address instead
This commit is contained in:
fgsfds 2023-08-05 01:13:40 +02:00
parent 0e931b0be0
commit 51a27cba75
1 changed files with 5 additions and 5 deletions
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10
Makefile.port
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@ -128,17 +128,17 @@ ifneq (,$(findstring windows,$(TARGET_PLATFORM)))
TOOLCHAIN := $(TOOLCHAIN_ARCH)-w64-mingw32
TARGET_CFLAGS := $(shell pkg-config sdl2 --cflags-only-I)
TARGET_LDFLAGS := $(shell pkg-config sdl2 --libs) -lz -lopengl32
# HACKHACKHACK: big one, done to avoid possible collisions with segmented addresses
# by default windows places imagebase for 32-bit EXEs at 0x00400000, so it could easily overflow 0x01000000
# proper solution required instead of this bullshit, like patching all segmented pointers to have the LSB set
# setting --image-base=0x10000000 on windows usually leads to the cheeky fucker placing the heap
# behind the image, which is almost guaranteed to trip the segment check
TARGET_CFLAGS += -fno-pie
TARGET_LDFLAGS += -Wl,-no-pie -Wl,--image-base=0x12000000
TARGET_LDFLAGS += -Wl,-no-pie
else # TODO
TOOLCHAIN := $(TOOLCHAIN_ARCH)-linux-gnu
TARGET_CFLAGS := $(shell pkg-config sdl2 --cflags-only-I)
TARGET_LDFLAGS := $(shell pkg-config sdl2 --libs) -lGL -lz
# HACKHACKHACK: see above
# HACKHACKHACK: big one, done to avoid possible collisions with segmented addresses
# I think 32-bit Linux USUALLY places imagebase at 0x08000000-ish, so it's already in rsp seg territory
# proper solution required instead of this bullshit, like patching all segmented pointers to have the LSB set
TARGET_CFLAGS += -fno-pie
TARGET_LDFLAGS += -Wl,-no-pie -Wl,--section-start=.text=0x10000000
endif