info/build-linux
1
0
Fork 0
mirror of https://github.com/MichielDerhaeg/build-linux.git synced 2025-09-03 05:02:36 +02:00
Code Issues Releases Wiki Activity

C standard lib spelling/grammar

Browse Source
This commit is contained in:
Steve Divskinsy
2017-05-04 10:06:18 +09:30
committed by GitHub
parent 596d2c8350
commit d4bc1133d2
1 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
README.md
View File

@@ -111,7 +111,7 @@ The C standard library is more important to the operating system than you might
think. It provides some useful functions and an interface to the kernel. But it think. It provides some useful functions and an interface to the kernel. But it
also handles DNS requests and provides a dynamic linker. We don't really have to also handles DNS requests and provides a dynamic linker. We don't really have to
pay attention to any of this, we can just statically link the one we are using pay attention to any of this, we can just statically link the one we are using
right know which is probably 'glibc'. This means the following part is optional. right now which is probably 'glibc'. This means the following part is optional.
But I thought this would make it more interesting and it also makes us able to But I thought this would make it more interesting and it also makes us able to
build smaller binaries. build smaller binaries.
@@ -121,18 +121,18 @@ on Ubuntu or simply ``musl`` on Arch Linux. Now we can link binaries to musl
instead of glibc by using ``musl-gcc`` instead of ``gcc``. instead of glibc by using ``musl-gcc`` instead of ``gcc``.
Before we can build busybox with musl, we need sanitized kernel headers for use Before we can build busybox with musl, we need sanitized kernel headers for use
with musl. You get get that from [this github with musl. You get that from [this github
repo](https://github.com/sabotage-linux/kernel-headers). And set repo](https://github.com/sabotage-linux/kernel-headers). And set
``CONFIG_EXTRA_CFLAGS`` in your busybox config to ``CONFIG_EXTRA_CFLAGS`` in your busybox config to
``CONFIG_EXTRA_CFLAGS="-I/path/to/kernel-headers/x86_64/include"`` to use them. ``CONFIG_EXTRA_CFLAGS="-I/path/to/kernel-headers/x86_64/include"`` to use them.
Obviously change ``/path/to`` to the location where you put the headers repo, Obviously change ``/path/to`` to the location where you put the headers repo,
can be relative from within the busybox source directory. which can be relative from within the busybox source directory.
If you run ``make CC=musl-gcc`` now, the busybox executable will be If you run ``make CC=musl-gcc`` now, the busybox executable will be
significantly smaller because we are statically linking a much smaller libc. significantly smaller because we are statically linking a much smaller libc.
Be aware that even though there is a libc standard, musl is not always a Be aware that even though there is a libc standard, musl is not always a
drop-in replacement from glibc if the application you're compiling uses glibc drop-in replacement for glibc if the application you're compiling uses glibc
specific things. specific things.
Building the Disk Image Building the Disk Image