From 950313ebf79c65702f4c15d29328147766d1f1fd Mon Sep 17 00:00:00 2001 From: Masami Hiramatsu Date: Sat, 11 Jan 2020 01:03:56 +0900 Subject: tools: bootconfig: Add bootconfig command Add "bootconfig" command which operates the bootconfig config-data on initrd image. User can add/delete/verify the boot config on initrd image using this command. e.g. Add a boot config to initrd image # bootconfig -a myboot.conf /boot/initrd.img Remove it. # bootconfig -d /boot/initrd.img Or verify (and show) it. # bootconfig /boot/initrd.img Link: http://lkml.kernel.org/r/157867223582.17873.14342161849213219982.stgit@devnote2 Signed-off-by: Masami Hiramatsu [ Removed extra blank line at end of bootconfig.c ] Signed-off-by: Steven Rostedt (VMware) --- tools/bootconfig/include/linux/string.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 tools/bootconfig/include/linux/string.h (limited to 'tools/bootconfig/include/linux/string.h') diff --git a/tools/bootconfig/include/linux/string.h b/tools/bootconfig/include/linux/string.h new file mode 100644 index 000000000000..8267af75153a --- /dev/null +++ b/tools/bootconfig/include/linux/string.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _SKC_LINUX_STRING_H +#define _SKC_LINUX_STRING_H + +#include + +/* Copied from lib/string.c */ +static inline char *skip_spaces(const char *str) +{ + while (isspace(*str)) + ++str; + return (char *)str; +} + +static inline char *strim(char *s) +{ + size_t size; + char *end; + + size = strlen(s); + if (!size) + return s; + + end = s + size - 1; + while (end >= s && isspace(*end)) + end--; + *(end + 1) = '\0'; + + return skip_spaces(s); +} + +#endif -- cgit v1.2.3