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Add '-q' option, which (when used with '-m' option) just tells if the given

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module is loaded or compiled into the kernel.
This is useful mostly in startup scripts, when module should be loaded only
if it wasn't compiled into the kernel nor already loaded, eg.:

	kldstat -q -m g_eli || kldload geom_eli.ko || err 1 'geom_eli module failed to load.'
This commit is contained in:
Pawel Jakub Dawidek 2005-09-23 23:52:26 +00:00
parent 829681b6aa
commit 90217cddd0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=150497
2 changed files with 15 additions and 3 deletions
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3
sbin/kldstat/kldstat.8
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@ -37,6 +37,7 @@
.Op Fl i Ar id
.Op Fl n Ar filename
.Nm
.Op Fl q
.Op Fl m Ar modname
.Sh DESCRIPTION
The
@ -52,6 +53,8 @@ Be more verbose.
Display the status of only the file with this ID.
.It Fl n Ar filename
Display the status of only the file with this filename.
.It Fl q
Only check if module is loaded or compiled into the kernel.
.It Fl m Ar modname
Display the status of only the module with this modname.
.El

15
sbin/kldstat/kldstat.c
View File

@ -87,11 +87,12 @@ main(int argc, char** argv)
int c;
int verbose = 0;
int fileid = 0;
int quiet = 0;
char* filename = NULL;
char* modname = NULL;
char* p;
while ((c = getopt(argc, argv, "i:m:n:v")) != -1)
while ((c = getopt(argc, argv, "i:m:n:qv")) != -1)
switch (c) {
case 'i':
fileid = (int)strtoul(optarg, &p, 10);
@ -104,6 +105,9 @@ main(int argc, char** argv)
case 'n':
filename = optarg;
break;
case 'q':
quiet = 1;
break;
case 'v':
verbose = 1;
break;
@ -120,8 +124,13 @@ main(int argc, char** argv)
int modid;
struct module_stat stat;
if ((modid = modfind(modname)) < 0)
err(1, "can't find module %s", modname);
if ((modid = modfind(modname)) < 0) {
if (!quiet)
warn("can't find module %s", modname);
return 1;
} else if (quiet) {
return 0;
}
stat.version = sizeof(struct module_stat);
if (modstat(modid, &stat) < 0)