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Merge pull request 'nvmhelp' (#152) from Riku_V/lbmk:nvmhelp into master 

Reviewed-on: https://codeberg.org/libreboot/lbmk/pulls/152
btrfsvols
Leah Rowe 2023-11-06 18:05:59 +00:00
parent 931d646df7 866087211f
commit d3ade2085b
2 changed files with 11 additions and 2 deletions
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2
util/nvmutil/Makefile
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@ -6,7 +6,7 @@ CC=cc
CFLAGS=-Os -Wall -Wextra -Werror -pedantic
PREFIX?=/usr/bin
nvm:
nvm: nvmutil.c
$(CC) $(CFLAGS) nvmutil.c -o nvm
install: nvm

11
util/nvmutil/nvmutil.c
View File

@ -1,5 +1,6 @@
/* SPDX-License-Identifier: MIT */
/* SPDX-FileCopyrightText: 2022, 2023 Leah Rowe <leah@libreboot.org> */
/* SPDX-FileCopyrightText: 2023 Riku Viitanen <riku.viitanen@protonmail.com> */
#include <sys/stat.h>
@ -61,8 +62,16 @@ void (*cmd)(void) = NULL;
int
main(int argc, char *argv[])
{
if (argc < 3)
if (argc < 3) {
fprintf(stderr, "USAGE:\n");
fprintf(stderr, " %s FILE dump\n", argv[0]);
fprintf(stderr, " %s FILE setmac [MAC]\n", argv[0]);
fprintf(stderr, " %s FILE swap\n", argv[0]);
fprintf(stderr, " %s FILE copy 0|1\n", argv[0]);
fprintf(stderr, " %s FILE brick 0|1\n", argv[0]);
fprintf(stderr, " %s FILE setchecksum 0|1\n", argv[0]);
err(errno = ECANCELED, "Too few arguments");
}
flags = (strcmp(COMMAND, "dump") == 0) ? O_RDONLY : flags;
filename = argv[1];
#ifdef __OpenBSD__