diff options
Diffstat (limited to 'init/version.c')
-rw-r--r-- | init/version.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/init/version.c b/init/version.c new file mode 100644 index 000000000..01d4ab05f --- /dev/null +++ b/init/version.c @@ -0,0 +1,55 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * linux/init/version.c + * + * Copyright (C) 1992 Theodore Ts'o + * + * 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 <generated/utsrelease.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; + size_t arglen; + + arglen = strlcpy(init_uts_ns.name.nodename, arg, bufsize); + if (arglen > maxlen) { + 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); |