Programming from the Ground Up for macOS (x86-64)

Porting the Programming from the Ground Up 1.0 book, by Jonathan Bartlett, to macOS Mojave, using x86-64 Assembly.

Translating the pgubook to the XNU kernel that powers macOS (formerly OS X). Targets 64-bit architecture and uses NASM assembler, with Intel syntax.

Toolchain:

Tested with:

References:

Useful info:

To use gdb on macOS, code signing is required. I found this StackOverflow post useful. The instruction I usign as codesign --entitlements gdb.xml -fs gdb_codesign $(which gdb), where gdb.xml is the one in the repo.

Name		Name	Last commit message	Last commit date
Latest commit History 53 Commits
.gitignore		.gitignore
LICENSE		LICENSE
Makefile		Makefile
README.md		README.md
add-year-error-exit.asm		add-year-error-exit.asm
add-year.asm		add-year.asm
alloc.asm		alloc.asm
break.c		break.c
concatenate.asm		concatenate.asm
count-chars.asm		count-chars.asm
error-exit.asm		error-exit.asm
exit.asm		exit.asm
exit_32.asm		exit_32.asm
factorial.asm		factorial.asm
gdb.xml		gdb.xml
hello-world-lib.asm		hello-world-lib.asm
hello-world-no-lib.asm		hello-world-no-lib.asm
maximum.asm		maximum.asm
power.asm		power.asm
printf-example.asm		printf-example.asm
read-record.asm		read-record.asm
read-records-alloc.asm		read-records-alloc.asm
read-records.asm		read-records.asm
reading.asm		reading.asm
record-def.asm		record-def.asm
sbrk.c		sbrk.c
sbrk_function.c		sbrk_function.c
toupper.asm		toupper.asm
writable.asm		writable.asm
write-newline.asm		write-newline.asm
write-record.asm		write-record.asm
write-records.asm		write-records.asm
xnu.asm		xnu.asm

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