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util/nvmutil: reset global state in one function

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split it out of main. this is good hygiene and it's preparation
for a planned expansion in the future, that allows operation
on multiple files.

Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-03-03 23:27:59 +00:00
parent 213626d898
commit 8c5c4e1b93
1 changed files with 15 additions and 9 deletions
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24
util/nvmutil/nvmutil.c
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@@ -13,6 +13,7 @@
#include <string.h>
#include <unistd.h>
static void reset_global_state(int, char **);
static void set_cmd(int, char **);
static void check_cmd_args(int, char **);
static void set_io_flags(int, char **);
@@ -99,17 +100,9 @@ int
main(int argc, char *argv[])
{
argv0 = argv[0];
mac = NULL;
invert = 0;
part_modified[0] = 0;
part_modified[1] = 0;
fname = "";
cmd = NULL;
if (argc < 2)
usage();
fname = argv[1];
reset_global_state(argc, argv);
#ifdef __OpenBSD__
err_if(pledge("stdio rpath wpath unveil", NULL) == -1);
err_if(unveil("/dev/urandom", "r") == -1);
@@ -145,6 +138,19 @@ main(int argc, char *argv[])
return errno ? EXIT_FAILURE : EXIT_SUCCESS;
}
static void
reset_global_state(int argc, char *argv[])
{
mac = NULL;
invert = 0;
part_modified[0] = 0;
part_modified[1] = 0;
fname = "";
cmd = NULL;
fname = argv[1];
}
static void
set_cmd(int argc, char *argv[])
{