/*
* getopt --
* Parse argc/argv argument vector.
*
* [eventually this will replace the real getopt]
*/
int
getopt(int nargc, char * const *nargv, const char *options)
{
int retval;
_DIAGASSERT(nargv != NULL);
_DIAGASSERT(options != NULL);
retval = getopt_internal(nargc, __UNCONST(nargv), options);
if (retval == -2) {
++optind;
/*
* We found an option (--), so if we skipped non-options,
* we have to permute.
*/
if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end, optind,
(char **)nargv);
optind -= nonopt_end - nonopt_start;
}
nonopt_start = nonopt_end = -1;
retval = -1;
}
return retval;
}
/*
* getopt --
* Parse argc/argv argument vector.
*
* [eventually this will replace the real getopt]
*/
int
getopt(int nargc, char * const *nargv, const char *options)
{
int retval;
if ((retval = getopt_internal(nargc, nargv, options)) == -2) {
++optind;
/*
* We found an option (--), so if we skipped non-options,
* we have to permute.
*/
if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end, optind,
nargv);
optind -= nonopt_end - nonopt_start;
}
nonopt_start = nonopt_end = -1;
retval = -1;
}
return retval;
}
/*
* getopt_internal --
* Parse argc/argv argument vector. Called by user level routines.
*/
static int
getopt_internal(int nargc, char * const *nargv, const char *options,
const struct pkg_option *long_options, int *idx, int flags)
{
char *oli; /* option letter list index */
int optchar, short_too;
int posixly_correct; /* no static, can be changed on the fly */
if (options == NULL)
return (-1);
/*
* Disable GNU extensions if POSIXLY_CORRECT is set or options
* string begins with a '+'.
*/
posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
#ifdef GNU_COMPATIBLE
if (*options == '-')
flags |= FLAG_ALLARGS;
else if (posixly_correct || *options == '+')
flags &= ~FLAG_PERMUTE;
#else
if (posixly_correct || *options == '+')
flags &= ~FLAG_PERMUTE;
else if (*options == '-')
flags |= FLAG_ALLARGS;
#endif
#if HAVE_STRICT_MODE >= 1
flags &= ~FLAG_PERMUTE;
#endif
if (*options == '+' || *options == '-')
options++;
/*
* XXX Some GNU programs (like cvs) set pkg_optind to 0 instead of
* XXX using pkg_optreset. Work around this braindamage.
*/
if (pkg_optind == 0)
pkg_optind = pkg_optreset = 1;
pkg_optarg = NULL;
if (pkg_optreset)
nonopt_start = nonopt_end = -1;
start:
if (pkg_optreset || !*place) { /* update scanning pointer */
pkg_optreset = 0;
if (pkg_optind >= nargc) { /* end of argument vector */
place = EMSG;
if (nonopt_end != -1) {
/* do permutation, if we have to */
permute_args(nonopt_start, nonopt_end,
pkg_optind, nargv);
pkg_optind -= nonopt_end - nonopt_start;
}
else if (nonopt_start != -1) {
/*
* If we skipped non-options, set pkg_optind
* to the first of them.
*/
pkg_optind = nonopt_start;
}
nonopt_start = nonopt_end = -1;
return (-1);
}
if (*(place = nargv[pkg_optind]) != '-' ||
#ifdef GNU_COMPATIBLE
place[1] == '\0') {
#else
(place[1] == '\0' && strchr(options, '-') == NULL)) {
#endif
place = EMSG; /* found non-option */
if (flags & FLAG_ALLARGS) {
/*
* GNU extension:
* return non-option as argument to option 1
*/
pkg_optarg = nargv[pkg_optind++];
return (INORDER);
}
if (!(flags & FLAG_PERMUTE)) {
/*
* If no permutation wanted, stop parsing
* at first non-option.
*/
return (-1);
}
/* do permutation */
if (nonopt_start == -1)
nonopt_start = pkg_optind;
else if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
pkg_optind, nargv);
nonopt_start = pkg_optind -
(nonopt_end - nonopt_start);
nonopt_end = -1;
}
pkg_optind++;
/* process next argument */
goto start;
}
if (nonopt_start != -1 && nonopt_end == -1)
nonopt_end = pkg_optind;
/*
* If we have "-" do nothing, if "--" we are done.
*/
if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
pkg_optind++;
place = EMSG;
/*
* We found an option (--), so if we skipped
* non-options, we have to permute.
*/
if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
pkg_optind, nargv);
pkg_optind -= nonopt_end - nonopt_start;
}
nonopt_start = nonopt_end = -1;
return (-1);
}
}
/*
* getopt_long --
* Parse argc/argv argument vector.
*/
int
getopt_long(int nargc,
char * const *nargv,
const char *options,
const struct option *long_options,
int *idx)
{
int retval;
/* idx may be NULL */
if ((retval = getopt_internal(nargc, nargv, options)) == -2) {
char *current_argv, *has_equal;
size_t current_argv_len;
int i, match;
current_argv = place;
match = -1;
optind++;
place = EMSG;
if (*current_argv == '\0') { /* found "--" */
/*
* We found an option (--), so if we skipped
* non-options, we have to permute.
*/
if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
optind, nargv);
optind -= nonopt_end - nonopt_start;
}
nonopt_start = nonopt_end = -1;
return -1;
}
if ((has_equal = strchr(current_argv, '=')) != NULL) {
/* argument found (--option=arg) */
current_argv_len = has_equal - current_argv;
has_equal++;
} else
current_argv_len = strlen(current_argv);
for (i = 0; long_options[i].name; i++) {
/* find matching long option */
if (strncmp(current_argv, long_options[i].name,
current_argv_len))
continue;
if (strlen(long_options[i].name) ==
(unsigned)current_argv_len) {
/* exact match */
match = i;
break;
}
if (match == -1) /* partial match */
match = i;
else {
/* ambiguous abbreviation */
if (PRINT_ERROR)
fprintf(stderr, ambig, (int)current_argv_len,
current_argv);
optopt = 0;
return BADCH;
}
}
if (match != -1) { /* option found */
if (long_options[match].has_arg == no_argument
&& has_equal) {
if (PRINT_ERROR)
fprintf(stderr, noarg, (int)current_argv_len,
current_argv);
/*
* XXX: GNU sets optopt to val regardless of
* flag
*/
if (long_options[match].flag == NULL)
optopt = long_options[match].val;
else
optopt = 0;
return BADARG;
}
if (long_options[match].has_arg == required_argument ||
long_options[match].has_arg == optional_argument) {
if (has_equal)
optarg = has_equal;
else if (long_options[match].has_arg ==
required_argument) {
/*
* optional argument doesn't use
* next nargv
*/
optarg = nargv[optind++];
}
}
if ((long_options[match].has_arg == required_argument)
&& (optarg == NULL)) {
/*
* Missing argument; leading ':'
* indicates no error should be generated
*/
if (PRINT_ERROR)
fprintf(stderr, recargstring, current_argv);
/*
* XXX: GNU sets optopt to val regardless
* of flag
*/
if (long_options[match].flag == NULL)
optopt = long_options[match].val;
else
optopt = 0;
--optind;
return BADARG;
}
} else { /* unknown option */
if (PRINT_ERROR)
fprintf(stderr, illoptstring, current_argv);
optopt = 0;
return BADCH;
}
if (long_options[match].flag) {
*long_options[match].flag = long_options[match].val;
retval = 0;
} else
retval = long_options[match].val;
if (idx)
*idx = match;
}
return retval;
}
/*
* getopt_internal --
* Parse argc/argv argument vector. Called by user level routines.
* Returns -2 if -- is found (can be long option or end of options marker).
*/
static int
getopt_internal(int nargc,
char * const *nargv,
const char *options)
{
char *oli; /* option letter list index */
int optchar;
optarg = NULL;
/*
* XXX Some programs (like rsyncd) expect to be able to
* XXX re-initialize optind to 0 and have getopt_long(3)
* XXX properly function again. Work around this braindamage.
*/
if (optind == 0)
optind = 1;
if (optreset)
nonopt_start = nonopt_end = -1;
start:
if (optreset || !*place) { /* update scanning pointer */
optreset = 0;
if (optind >= nargc) { /* end of argument vector */
place = EMSG;
if (nonopt_end != -1) {
/* do permutation, if we have to */
permute_args(nonopt_start, nonopt_end,
optind, nargv);
optind -= nonopt_end - nonopt_start;
}
else if (nonopt_start != -1) {
/*
* If we skipped non-options, set optind
* to the first of them.
*/
optind = nonopt_start;
}
nonopt_start = nonopt_end = -1;
return -1;
}
if ((*(place = nargv[optind]) != '-')
|| (place[1] == '\0')) { /* found non-option */
place = EMSG;
if (IN_ORDER) {
/*
* GNU extension:
* return non-option as argument to option 1
*/
optarg = nargv[optind++];
return INORDER;
}
if (!PERMUTE) {
/*
* if no permutation wanted, stop parsing
* at first non-option
*/
return -1;
}
/* do permutation */
if (nonopt_start == -1)
nonopt_start = optind;
else if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
optind, nargv);
nonopt_start = optind -
(nonopt_end - nonopt_start);
nonopt_end = -1;
}
optind++;
/* process next argument */
goto start;
}
if (nonopt_start != -1 && nonopt_end == -1)
nonopt_end = optind;
if (place[1] && *++place == '-') { /* found "--" */
place++;
return -2;
}
}
if ((optchar = (int)*place++) == (int)':' ||
(oli = strchr(options + (IGNORE_FIRST ? 1 : 0), optchar)) == NULL) {
/* option letter unknown or ':' */
if (!*place)
++optind;
if (PRINT_ERROR)
fprintf(stderr, illoptchar, optchar);
optopt = optchar;
return BADCH;
}
if (optchar == 'W' && oli[1] == ';') { /* -W long-option */
/* XXX: what if no long options provided (called by getopt)? */
if (*place)
return -2;
if (++optind >= nargc) { /* no arg */
place = EMSG;
if (PRINT_ERROR)
fprintf(stderr, recargchar, optchar);
optopt = optchar;
return BADARG;
} else /* white space */
place = nargv[optind];
/*
* Handle -W arg the same as --arg (which causes getopt to
* stop parsing).
*/
return -2;
}
if (*++oli != ':') { /* doesn't take argument */
if (!*place)
++optind;
} else { /* takes (optional) argument */
optarg = NULL;
if (*place) /* no white space */
optarg = place;
/* XXX: disable test for :: if PC? (GNU doesn't) */
else if (oli[1] != ':') { /* arg not optional */
if (++optind >= nargc) { /* no arg */
place = EMSG;
if (PRINT_ERROR)
fprintf(stderr, recargchar, optchar);
optopt = optchar;
return BADARG;
} else
optarg = nargv[optind];
}
place = EMSG;
++optind;
}
/* dump back option letter */
return optchar;
}
/*
* getopt_internal --
* Parse argc/argv argument vector. Called by user level routines.
*/
static int
getopt_internal(int nargc, char * const *nargv, const char *options,
const struct option *long_options, int *idx, int flags)
{
char *oli; /* option letter list index */
int optchar, short_too;
static int posixly_correct = -1;
if (options == NULL)
return (-1);
/*
* Disable GNU extensions if POSIXLY_CORRECT is set or options
* string begins with a '+'.
*/
if (posixly_correct == -1)
posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
if (posixly_correct || *options == '+')
flags &= ~FLAG_PERMUTE;
else if (*options == '-')
flags |= FLAG_ALLARGS;
if (*options == '+' || *options == '-')
options++;
/*
* XXX Some GNU programs (like cvs) set optind to 0 instead of
* XXX using optreset. Work around this braindamage.
*/
if (optind == 0)
optind = optreset = 1;
optarg = NULL;
if (optreset)
nonopt_start = nonopt_end = -1;
start:
if (optreset || !*place) { /* update scanning pointer */
optreset = 0;
if (optind >= nargc) { /* end of argument vector */
place = EMSG;
if (nonopt_end != -1) {
/* do permutation, if we have to */
permute_args(nonopt_start, nonopt_end,
optind, nargv);
optind -= nonopt_end - nonopt_start;
}
else if (nonopt_start != -1) {
/*
* If we skipped non-options, set optind
* to the first of them.
*/
optind = nonopt_start;
}
nonopt_start = nonopt_end = -1;
return (-1);
}
if (*(place = nargv[optind]) != '-' ||
(place[1] == '\0' && strchr(options, '-') == NULL)) {
place = EMSG; /* found non-option */
if (flags & FLAG_ALLARGS) {
/*
* GNU extension:
* return non-option as argument to option 1
*/
optarg = nargv[optind++];
return (INORDER);
}
if (!(flags & FLAG_PERMUTE)) {
/*
* If no permutation wanted, stop parsing
* at first non-option.
*/
return (-1);
}
/* do permutation */
if (nonopt_start == -1)
nonopt_start = optind;
else if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
optind, nargv);
nonopt_start = optind -
(nonopt_end - nonopt_start);
nonopt_end = -1;
}
optind++;
/* process next argument */
goto start;
}
if (nonopt_start != -1 && nonopt_end == -1)
nonopt_end = optind;
/*
* If we have "-" do nothing, if "--" we are done.
*/
if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
optind++;
place = EMSG;
/*
* We found an option (--), so if we skipped
* non-options, we have to permute.
*/
if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
optind, nargv);
optind -= nonopt_end - nonopt_start;
}
nonopt_start = nonopt_end = -1;
return (-1);
}
}
/*
* Check long options if:
* 1) we were passed some
* 2) the arg is not just "-"
* 3) either the arg starts with -- we are getopt_long_only()
*/
if (long_options != NULL && place != nargv[optind] &&
(*place == '-' || (flags & FLAG_LONGONLY))) {
short_too = 0;
if (*place == '-')
place++; /* --foo long option */
else if (*place != ':' && strchr(options, *place) != NULL)
short_too = 1; /* could be short option too */
optchar = parse_long_options(nargv, options, long_options,
idx, short_too);
if (optchar != -1) {
place = EMSG;
return (optchar);
}
}
if ((optchar = (int)*place++) == (int)':' ||
(optchar == (int)'-' && *place != '\0') ||
(oli = strchr(options, optchar)) == NULL) {
/*
* If the user specified "-" and '-' isn't listed in
* options, return -1 (non-option) as per POSIX.
* Otherwise, it is an unknown option character (or ':').
*/
if (optchar == (int)'-' && *place == '\0')
return (-1);
if (!*place)
++optind;
if (PRINT_ERROR)
fprintf(stderr, illoptchar, optchar);
optopt = optchar;
return (BADCH);
}
if (long_options != NULL && optchar == 'W' && oli[1] == ';') {
/* -W long-option */
if (*place) /* no space */
/* NOTHING */;
else if (++optind >= nargc) { /* no arg */
place = EMSG;
if (PRINT_ERROR)
fprintf(stderr, recargchar, optchar);
optopt = optchar;
return (BADARG);
} else /* white space */
place = nargv[optind];
optchar = parse_long_options(nargv, options, long_options,
idx, 0);
place = EMSG;
return (optchar);
}
if (*++oli != ':') { /* doesn't take argument */
if (!*place)
++optind;
} else { /* takes (optional) argument */
optarg = NULL;
if (*place) /* no white space */
optarg = place;
else if (oli[1] != ':') { /* arg not optional */
if (++optind >= nargc) { /* no arg */
place = EMSG;
if (PRINT_ERROR)
fprintf(stderr, recargchar, optchar);
optopt = optchar;
return (BADARG);
} else
optarg = nargv[optind];
}
place = EMSG;
++optind;
}
/* dump back option letter */
return (optchar);
}
/*
* getopt_internal --
* Parse argc/argv argument vector. Called by user level routines.
*/
static int
getopt_internal(int nargc, char * const *nargv, const char *options,
const struct option *long_options, int *idx, int flags)
{
char *oli; /* option letter list index */
int optchar, short_too;
if (options == NULL)
return (-1);
/*
* XXX Some GNU programs (like cvs) set optind to 0 instead of
* XXX using optreset. Work around this braindamage.
*/
if (optind == 0)
optind = optreset = 1;
if (*options == '-')
flags |= FLAG_ALLARGS;
if (*options == '+' || *options == '-')
options++;
optarg = NULL;
if (optreset)
nonopt_start = nonopt_end = -1;
start:
if (optreset || !*place) { /* update scanning pointer */
optreset = 0;
if (optind >= nargc) { /* end of argument vector */
place = EMSG;
if (nonopt_end != -1) {
/* do permutation, if we have to */
permute_args(nonopt_start, nonopt_end,
optind, nargv);
optind -= nonopt_end - nonopt_start;
}
else if (nonopt_start != -1) {
/*
* If we skipped non-options, set optind
* to the first of them.
*/
optind = nonopt_start;
}
nonopt_start = nonopt_end = -1;
return (-1);
}
if (*(place = nargv[optind]) != '-' ||
#ifdef GNU_COMPATIBLE
place[1] == '\0') {
#else
(place[1] == '\0' && strchr(options, '-') == NULL)) {
#endif
place = EMSG; /* found non-option */
if (flags & FLAG_ALLARGS) {
/*
* GNU extension:
* return non-option as argument to option 1
*/
optarg = nargv[optind++];
return (INORDER);
}
if (!(flags & FLAG_PERMUTE)) {
/*
* If no permutation wanted, stop parsing
* at first non-option.
*/
return (-1);
}
/* do permutation */
if (nonopt_start == -1)
nonopt_start = optind;
else if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
optind, nargv);
nonopt_start = optind -
(nonopt_end - nonopt_start);
nonopt_end = -1;
}
optind++;
/* process next argument */
goto start;
}
if (nonopt_start != -1 && nonopt_end == -1)
nonopt_end = optind;
/*
* If we have "-" do nothing, if "--" we are done.
*/
if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
optind++;
place = EMSG;
/*
* We found an option (--), so if we skipped
* non-options, we have to permute.
*/
if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
optind, nargv);
optind -= nonopt_end - nonopt_start;
}
nonopt_start = nonopt_end = -1;
return (-1);
}
}
/*
* getopt_long --
* Parse argc/argv argument vector.
*/
int
getopt_long(int nargc,
char * const *nargv,
const char *options,
const struct option *long_options,
int *idx)
{
int retval;
_DIAGASSERT(nargv != NULL);
_DIAGASSERT(options != NULL);
_DIAGASSERT(long_options != NULL);
/* idx may be NULL */
progname = nargv[0];
/* fprintf(stderr, "FYI: using private getoptlong.c implementation\n"); */
if ((retval = getopt_internal(nargc, nargv, options)) == -2) {
char *current_argv, *has_equal;
size_t current_argv_len;
int i, match;
current_argv = place;
match = -1;
optind++;
place = EMSG;
if (*current_argv == '\0') { /* found "--" */
/*
* We found an option (--), so if we skipped
* non-options, we have to permute.
*/
if (nonopt_end != -1) {
permute_args(nonopt_start, nonopt_end,
optind, nargv);
optind -= nonopt_end - nonopt_start;
}
nonopt_start = nonopt_end = -1;
return -1;
}
if ((has_equal = strchr(current_argv, '=')) != NULL) {
/* argument found (--option=arg) */
current_argv_len = has_equal - current_argv;
has_equal++;
} else
current_argv_len = strlen(current_argv);
for (i = 0; long_options[i].name; i++) {
/* find matching long option */
if (strncmp(current_argv, long_options[i].name,
current_argv_len))
continue;
if (strlen(long_options[i].name) ==
(unsigned)current_argv_len) {
/* exact match */
match = i;
break;
}
if (match == -1) /* partial match */
match = i;
else {
/* ambiguous abbreviation */
if (PRINT_ERROR)
xwarnx(ambig, (int)current_argv_len,
current_argv);
optopt = 0;
return BADCH;
}
}
if (match != -1) { /* option found */
if (long_options[match].has_arg == no_argument
&& has_equal) {
if (PRINT_ERROR)
xwarnx(noarg, (int)current_argv_len,
current_argv);
/*
* XXX: GNU sets optopt to val regardless of
* flag
*/
if (long_options[match].flag == NULL)
optopt = long_options[match].val;
else
optopt = 0;
/* XXX: GNU returns '?' if options[0] != ':' */
fprintf(stdout, "Sanity: 5\n");fprintf(stderr, "SANITY: 5\n");
// if (options[0] != ':')
// return BADCH;
optopt = BADCH;
// return BADCH;
return BADARG;
}
if (long_options[match].has_arg == required_argument ||
long_options[match].has_arg == optional_argument) {
if (has_equal)
optarg = has_equal;
else if (long_options[match].has_arg ==
required_argument) {
/*
* optional argument doesn't use
* next nargv
*/
if (optind >= nargc) { /* end of argument vector */
//fprintf(stdout, "Sanity: 8\n");fprintf(stderr, "SANITY: 8\n");
optarg = 0;
} else {
//fprintf(stdout, "Sanity: 9\n");fprintf(stderr, "SANITY: 9\n");
optarg = nargv[optind++];
}
}
}
if ((long_options[match].has_arg == required_argument)
&& (optarg == NULL)) {
/*
* Missing argument; leading ':'
* indicates no error should be generated
*/
if (PRINT_ERROR)
xwarnx(recargstring, current_argv);
/*
* XXX: GNU sets optopt to val regardless
* of flag
*/
if (long_options[match].flag == NULL)
optopt = long_options[match].val;
else
optopt = 0;
/* XXX: GNU returns '?' if options[0] != ':' */
//--optind;
//fprintf(stdout, "Sanity: 6\n");fprintf(stderr, "SANITY: 6\n");
return BADARG;
}
} else { /* unknown option */
if (PRINT_ERROR)
xwarnx(illoptstring, current_argv);
optopt = 0;
optarg = current_argv;
return BADCH;
}
if (long_options[match].flag) {
*long_options[match].flag = long_options[match].val;
retval = 0;
} else
retval = long_options[match].val;
if (idx)
*idx = match;
}
//fprintf(stdout, "Terminal: %d\n",retval);fprintf(stderr, "TERMINAL: %d\n",retval);
return retval;
}
/*
* getopt_internal --
* Parse argc/argv argument vector. Called by user level routines.
*/
static int
getopt_internal_TS(int nargc, char * const *nargv, const char *options,
const struct option_TS *long_options, int *idx, int flags,struct OptVars* vars)
{
char *oli; /* option letter list index */
int optchar, short_too;
if (options == NULL)
return (-1);
/*
* Disable GNU extensions if POSIXLY_CORRECT is set or options
* string begins with a '+'.
*/
if (posixly_correct || *options == '+')
flags &= ~FLAG_PERMUTE;
else if (*options == '-')
flags |= FLAG_ALLARGS;
if (*options == '+' || *options == '-')
options++;
/*
* XXX Some GNU programs (like cvs) set optind to 0 instead of
* XXX using optreset. Work around this braindamage.
*/
if (vars->optind == 0)
vars->optind = vars->optreset = 1;
vars->optarg = NULL;
if (vars->optreset)
vars->nonopt_start = vars->nonopt_end = -1;
start:
if (vars->optreset || !*(vars->place)) { /* update scanning pointer */
vars->optreset = 0;
if (vars->optind >= nargc) { /* end of argument vector */
(vars->place) = EMSG;
if (vars->nonopt_end != -1) {
/* do permutation, if we have to */
permute_args(vars->nonopt_start, vars->nonopt_end,
vars->optind, nargv);
vars->optind -= vars->nonopt_end - vars->nonopt_start;
}
else if (vars->nonopt_start != -1) {
/*
* If we skipped non-options, set optind
* to the first of them.
*/
vars->optind = vars->nonopt_start;
}
vars->nonopt_start = vars->nonopt_end = -1;
return (-1);
}
if (*((vars->place) = nargv[vars->optind]) != '-' ||
((vars->place)[1] == '\0' && strchr(options, '-') == NULL)) {
(vars->place) = EMSG; /* found non-option */
if (flags & FLAG_ALLARGS) {
/*
* GNU extension:
* return non-option as argument to option 1
*/
vars->optarg = nargv[(vars->optind)++];
return (INORDER);
}
if (!(flags & FLAG_PERMUTE)) {
/*
* If no permutation wanted, stop parsing
* at first non-option.
*/
return (-1);
}
/* do permutation */
if (vars->nonopt_start == -1)
vars->nonopt_start = vars->optind;
else if (vars->nonopt_end != -1) {
permute_args(vars->nonopt_start, vars->nonopt_end,
vars->optind, nargv);
vars->nonopt_start = vars->optind -
(vars->nonopt_end - vars->nonopt_start);
vars->nonopt_end = -1;
}
(vars->optind)++;
/* process next argument */
goto start;
}
if (vars->nonopt_start != -1 && vars->nonopt_end == -1)
vars->nonopt_end = vars->optind;
/*
* If we have "-" do nothing, if "--" we are done.
*/
if ((vars->place)[1] != '\0' && *++(vars->place) == '-' && (vars->place)[1] == '\0') {
(vars->optind)++;
(vars->place) = EMSG;
/*
* We found an option (--), so if we skipped
* non-options, we have to permute.
*/
if (vars->nonopt_end != -1) {
permute_args(vars->nonopt_start, vars->nonopt_end,
vars->optind, nargv);
vars->optind -= vars->nonopt_end - vars->nonopt_start;
}
vars->nonopt_start = vars->nonopt_end = -1;
return (-1);
}
}
/*
* Check long options if:
* 1) we were passed some
* 2) the arg is not just "-"
* 3) either the arg starts with -- we are getopt_long_only()
*/
if (long_options != NULL && (vars->place) != nargv[vars->optind] &&
(*(vars->place) == '-' || (flags & FLAG_LONGONLY))) {
short_too = 0;
if (*(vars->place) == '-')
(vars->place)++; /* --foo long option */
else if (*(vars->place) != ':' && strchr(options, *(vars->place)) != NULL)
short_too = 1; /* could be short option too */
optchar = parse_long_options_TS(nargv, options, long_options,
idx, short_too,vars);
if (optchar != -1) {
(vars->place) = EMSG;
return (optchar);
}
}
if ((optchar = (int)*(vars->place)++) == (int)':' ||
(optchar == (int)'-' && *(vars->place) != '\0') ||
(oli = (char*)strchr(options, optchar)) == NULL) {
/*
* If the user specified "-" and '-' isn't listed in
* options, return -1 (non-option) as per POSIX.
* Otherwise, it is an unknown option character (or ':').
*/
if (optchar == (int)'-' && *(vars->place) == '\0')
return (-1);
if (!*(vars->place))
++(vars->optind);
if (PRINT_ERROR) {
// warnx(illoptchar, optchar);
}
vars->optopt = optchar;
return (BADCH);
}
if (long_options != NULL && optchar == 'W' && oli[1] == ';') {
/* -W long-option */
if (*(vars->place)) /* no space */
/* NOTHING */;
else if (++(vars->optind) >= nargc) { /* no arg */
(vars->place) = EMSG;
if (PRINT_ERROR) {
// warnx(recargchar, optchar);
}
vars->optopt = optchar;
return (BADARG);
} else /* white space */
(vars->place) = nargv[vars->optind];
optchar = parse_long_options_TS(nargv, options, long_options, idx, 0,vars);
(vars->place) = EMSG;
return (optchar);
}
if (*++oli != ':') { /* doesn't take argument */
if (!*(vars->place))
++(vars->optind);
} else { /* takes (optional) argument */
vars->optarg = NULL;
if (*(vars->place)) /* no white space */
vars->optarg = (vars->place);
/* XXX: disable test for :: if PC? (GNU doesn't) */
else if (oli[1] != ':') { /* arg not optional */
if (++(vars->optind) >= nargc) { /* no arg */
(vars->place) = EMSG;
if (PRINT_ERROR) {
// warnx(recargcha, optchar);
}
vars->optopt = optchar;
return (BADARG);
} else
vars->optarg = nargv[vars->optind];
} else if (!(flags & FLAG_PERMUTE)) {
/*
* If permutation is disabled, we can accept an
* optional arg separated by whitespace.
*/
if (vars->optind + 1 < nargc)
vars->optarg = nargv[++(vars->optind)];
}
(vars->place) = EMSG;
++(vars->optind);
}
/* dump back option letter */
return (optchar);
}