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Make build hermetic without shell scripts

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- Fix some minor issues in ar.com
- Have execve() look for `ape` command
- Rewrite NT paths using /c/ rather /??/c:/
- Replace broken GCC symlinks with .sym files
- Rewrite $PATH environment variables on startup
- Make $(APE_NO_MODIFY_SELF) the default bootloader
- Add all build command dependencies to build/bootstrap
- Get the repository mostly building from source on non-Linux
This commit is contained in:
Justine Tunney 2022-05-25 11:31:08 -07:00
parent d44ff6ce1f
commit d230a01222
160 changed files with 2754 additions and 1342 deletions
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47
build/definitions.mk
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@ -50,15 +50,42 @@ ARFLAGS = rcsD
ZFLAGS ?=
XARGS ?= xargs -P4 -rs8000
DOT ?= dot
GZ ?= gzip
CLANG = clang
FC = gfortran #/opt/cross9f/bin/x86_64-linux-musl-gfortran
TMPDIR = o/tmp
# see build/compile, etc. which run third_party/gcc/unbundle.sh
AR = build/bootstrap/ar.com
CP = build/bootstrap/cp.com
RM = build/bootstrap/rm.com -f
ECHO = build/bootstrap/echo.com
TOUCH = build/bootstrap/touch.com
PKG = build/bootstrap/package.com
MKDEPS = build/bootstrap/mkdeps.com
ZIPOBJ = build/bootstrap/zipobj.com
MKDIR = build/bootstrap/mkdir.com -p
COMPILE = build/bootstrap/compile.com -V9 $(QUOTA)
COMMA := ,
PWD := $(shell build/bootstrap/pwd.com)
IMAGE_BASE_VIRTUAL ?= 0x400000
IGNORE := $(shell $(ECHO) -2 ♥cosmo)
IGNORE := $(shell $(MKDIR) o/tmp)
ifneq ("$(wildcard o/third_party/gcc/bin/x86_64-pc-linux-gnu-as.exe)","")
AS = o/third_party/gcc/bin/x86_64-pc-linux-gnu-as.exe
CC = o/third_party/gcc/bin/x86_64-pc-linux-gnu-gcc.exe
CXX = o/third_party/gcc/bin/x86_64-pc-linux-gnu-g++.exe
CXXFILT = o/third_party/gcc/bin/x86_64-pc-linux-gnu-c++filt.exe
LD = o/third_party/gcc/bin/x86_64-pc-linux-gnu-ld.bfd.exe
NM = o/third_party/gcc/bin/x86_64-pc-linux-gnu-nm.exe
GCC = o/third_party/gcc/bin/x86_64-pc-linux-gnu-gcc.exe
STRIP = o/third_party/gcc/bin/x86_64-pc-linux-gnu-strip.exe
OBJCOPY = o/third_party/gcc/bin/x86_64-pc-linux-gnu-objcopy.exe
OBJDUMP = o/third_party/gcc/bin/x86_64-pc-linux-gnu-objdump.exe
ADDR2LINE = $(shell build/bootstrap/pwd.com)/o/third_party/gcc/bin/x86_64-pc-linux-gnu-addr2line.exe
else
IGNORE := $(shell build/bootstrap/unbundle.com)
AS = o/third_party/gcc/bin/x86_64-linux-musl-as
CC = o/third_party/gcc/bin/x86_64-linux-musl-gcc
CXX = o/third_party/gcc/bin/x86_64-linux-musl-g++
@ -69,18 +96,12 @@ GCC = o/third_party/gcc/bin/x86_64-linux-musl-gcc
STRIP = o/third_party/gcc/bin/x86_64-linux-musl-strip
OBJCOPY = o/third_party/gcc/bin/x86_64-linux-musl-objcopy
OBJDUMP = o/third_party/gcc/bin/x86_64-linux-musl-objdump
ADDR2LINE = $(shell pwd)/o/third_party/gcc/bin/x86_64-linux-musl-addr2line
COMMA := ,
PWD := $(shell pwd)
IMAGE_BASE_VIRTUAL ?= 0x400000
HELLO := $(shell build/hello)
TMPDIR := $(shell build/findtmp)
SPAWNER := $(shell build/getcompile) -V$(shell build/getccversion $(CC))
COMPILE = $(SPAWNER) $(HARNESSFLAGS) $(QUOTA)
ADDR2LINE = $(shell build/bootstrap/pwd.com)/o/third_party/gcc/bin/x86_64-linux-musl-addr2line
endif
export ADDR2LINE
export LC_ALL
export MKDIR
export MODE
export SOURCE_DATE_EPOCH
export TMPDIR
@ -115,7 +136,7 @@ TRADITIONAL = \
DEFAULT_CCFLAGS = \
-Wall \
-Werror \
-fdebug-prefix-map="$(PWD)"= \
-fdebug-prefix-map='$(PWD)'= \
-frecord-gcc-switches
DEFAULT_OFLAGS = \
@ -180,7 +201,7 @@ PYFLAGS = \
ASONLYFLAGS = \
-c \
-g \
--debug-prefix-map="$(PWD)"=
--debug-prefix-map='$(PWD)'=
DEFAULT_LDLIBS =