linux/init/version.c at master · bergwolf/linux

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// SPDX-License-Identifier: GPL-2.0-only

* linux/init/version.c

* May be freely distributed as part of Linux.

#include <generated/compile.h>

#include <linux/build-salt.h>

#include <linux/elfnote-lto.h>

#include <linux/export.h>

#include <linux/init.h>

#include <linux/printk.h>

#include <linux/uts.h>

#include <linux/utsname.h>

#include <linux/proc_ns.h>

static int __init early_hostname(char *arg)

{

size_t bufsize = sizeof(init_uts_ns.name.nodename);

size_t maxlen = bufsize - 1;

ssize_t arglen;

arglen = strscpy(init_uts_ns.name.nodename, arg, bufsize);

if (arglen < 0) {

pr_warn("hostname parameter exceeds %zd characters and will be truncated",

maxlen);

}

return 0;

}

early_param("hostname", early_hostname);

const char linux_proc_banner[] =

"%s version %s"

" (" LINUX_COMPILE_BY "@" LINUX_COMPILE_HOST ")"

" (" LINUX_COMPILER ") %s\n";

BUILD_SALT;

BUILD_LTO_INFO;

* init_uts_ns and linux_banner contain the build version and timestamp,

* which are really fixed at the very last step of build process.

* They are compiled with __weak first, and without __weak later.

struct uts_namespace init_uts_ns __weak;

const char linux_banner[] __weak;

#include "version-timestamp.c"

EXPORT_SYMBOL_GPL(init_uts_ns);