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Perform some minor code cleanup

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This commit is contained in:
Justine Tunney 2021-03-04 13:22:32 -08:00
parent b9f73e6a4d
commit 5141d00992
4 changed files with 23 additions and 24 deletions
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8
README.md
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@ -32,13 +32,13 @@ gcc -g -Os -static -nostdlib -nostdinc -fno-pie -no-pie -mno-red-zone \
objcopy -S -O binary hello.com.dbg hello.com objcopy -S -O binary hello.com.dbg hello.com
``` ```
You now have a portable program! Your APE binary will assimilate itself You now have a portable program. Please note that your APE binary will
as conventional residents of your platform after the first run, so it assimilate itself as a conventional resident of your platform after the
can be fast and efficient for subsequent executions. first run, so it can be fast and efficient for subsequent executions.
```sh ```sh
./hello.com ./hello.com
bash -c './hello.com' # zsh/fish workaround: we upstream a patch! bash -c './hello.com' # zsh/fish workaround (we upstreamed a patch)
``` ```
So if you intend to copy the binary to Windows or Mac then please do So if you intend to copy the binary to Windows or Mac then please do

0
libc/nexgen32e/g_argv.S → libc/nexgen32e/argv.S
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0
libc/nexgen32e/g_auxv.S → libc/nexgen32e/auxv.S
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39
libc/nexgen32e/errno.S → libc/nexgen32e/errno.c
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@ -1,7 +1,7 @@
/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│ /*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi│ │vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡ ╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │ │ Copyright 2021 Justine Alexandra Roberts Tunney │
│ │ │ │
│ Permission to use, copy, modify, and/or distribute this software for │ │ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │ │ any purpose with or without fee is hereby granted, provided that the │
@ -16,21 +16,20 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │ │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │ │ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/ ╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/macros.internal.h" #include "libc/nexgen32e/nexgen32e.h"
.source __FILE__
// Global variable for last error. STATIC_YOINK("__errno_location"); /* needed by gdb */
//
// The system call wrappers update this with WIN32 error codes. /**
// Unlike traditional libraries, Cosmopolitan error codes are * Global variable for last error.
// defined as variables. By convention, system calls and other *
// functions do not update this variable when nothing's broken. * The system call wrappers update this with WIN32 error codes.
// * Unlike traditional libraries, Cosmopolitan error codes are
// @see libc/sysv/consts.sh * defined as variables. By convention, system calls and other
// @see libc/sysv/errfuns.h * functions do not update this variable when nothing's broken.
// @see __errno_location() stable abi *
.bss * @see libc/sysv/consts.sh
.align 4 * @see libc/sysv/errfuns.h
errno: .long 0 * @see __errno_location() stable abi
.endobj errno,globl */
yoink __errno_location int errno;