diff options
Diffstat (limited to 'usr/src/lib/libsmbfs/smb/cfopt.c')
| -rw-r--r-- | usr/src/lib/libsmbfs/smb/cfopt.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/usr/src/lib/libsmbfs/smb/cfopt.c b/usr/src/lib/libsmbfs/smb/cfopt.c index 094682f6d8..3b2672b2cd 100644 --- a/usr/src/lib/libsmbfs/smb/cfopt.c +++ b/usr/src/lib/libsmbfs/smb/cfopt.c @@ -32,16 +32,19 @@ * $Id: cfopt.c,v 1.1.1.1 2001/06/09 00:28:12 zarzycki Exp $ */ -#pragma ident "%Z%%M% %I% %E% SMI" - -#include <sys/param.h> +#include <sys/types.h> #include <stdio.h> #include <string.h> +#include <synch.h> #include <libintl.h> #include <cflib.h> #include <netsmb/smb_lib.h> +#include <assert.h> + +/* lock for the variables below */ +mutex_t cf_opt_mutex = DEFAULTMUTEX; int cf_opterr = 1, /* if error message should be printed */ cf_optind = 1, /* index into parent argv vector */ @@ -53,6 +56,18 @@ const char *cf_optarg; /* argument associated with option */ #define BADARG (int)':' #define EMSG "" +void +cf_opt_lock(void) +{ + mutex_lock(&cf_opt_mutex); +} + +void +cf_opt_unlock(void) +{ + mutex_unlock(&cf_opt_mutex); +} + int cf_getopt(nargc, nargv, ostr) int nargc; @@ -63,10 +78,12 @@ cf_getopt(nargc, nargv, ostr) char *oli; /* option letter list index */ int tmpind; + assert(MUTEX_HELD(&cf_opt_mutex)); + if (cf_optreset || !*place) { /* update scanning pointer */ cf_optreset = 0; tmpind = cf_optind; - while (1) { + for (;;) { if (tmpind >= nargc) { place = EMSG; return (-1); |