/* Avoid depending on library functions or files
whose names are inconsistent. */
-char *getenv ();
+char *
+getenv ();
static char *
my_index (str, chr)
- const char *str;
- int chr;
+ const char *str;
+ int chr;
{
while (*str)
- {
- if (*str == chr)
- return (char *) str;
- str++;
- }
+ {
+ if (*str == chr)
+ return (char *) str;
+ str++;
+ }
return 0;
}
#if !defined (__STDC__) || !__STDC__
/* gcc with -traditional declares the built-in strlen to return int,
and has done so at least since version 2.4.5. -- rms. */
-extern int strlen (const char *);
+extern int
+strlen (const char *);
#endif /* not __STDC__ */
#endif /* __GNUC__ */
is valid for the getopt call we must make sure that the ARGV passed
to getopt is that one passed to the process. */
static void
- __attribute__ ((unused)) store_args_and_env (int argc, char *const *argv)
+ __attribute__ ((unused)) store_args_and_env (int argc, char *const *argv)
{
/* XXX This is no good solution. We should rather copy the args so
* that we can compare them later. But we must not use malloc(3). */
the new indices of the non-options in ARGV after they are moved. */
#if defined (__STDC__) && __STDC__
-static void exchange (char **);
+static void
+exchange (char **);
#endif
static void
exchange (argv)
- char **argv;
+ char **argv;
{
int bottom = first_nonopt;
int middle = last_nonopt;
* string can work normally. Our top argument must be in the range
* of the string. */
if (nonoption_flags_len > 0 && top >= nonoption_flags_max_len)
- {
- /* We must extend the array. The user plays games with us and
- * presents new arguments. */
- char *new_str = malloc (top + 1);
+ {
+ /* We must extend the array. The user plays games with us and
+ * presents new arguments. */
+ char *new_str = malloc (top + 1);
- if (new_str == NULL)
- nonoption_flags_len = nonoption_flags_max_len = 0;
- else
- {
- memcpy (new_str, __getopt_nonoption_flags, nonoption_flags_max_len);
- memset (&new_str[nonoption_flags_max_len], '\0',
- top + 1 - nonoption_flags_max_len);
- nonoption_flags_max_len = top + 1;
- __getopt_nonoption_flags = new_str;
- }
+ if (new_str == NULL)
+ nonoption_flags_len = nonoption_flags_max_len = 0;
+ else
+ {
+ memcpy (new_str, __getopt_nonoption_flags, nonoption_flags_max_len);
+ memset (&new_str[nonoption_flags_max_len], '\0',
+ top + 1 - nonoption_flags_max_len);
+ nonoption_flags_max_len = top + 1;
+ __getopt_nonoption_flags = new_str;
}
+ }
#endif
while (top > middle && middle > bottom)
+ {
+ if (top - middle > middle - bottom)
{
- if (top - middle > middle - bottom)
- {
- /* Bottom segment is the short one. */
- int len = middle - bottom;
- register int i;
-
- /* Swap it with the top part of the top segment. */
- for (i = 0; i < len; i++)
- {
- tem = argv[bottom + i];
- argv[bottom + i] = argv[top - (middle - bottom) + i];
- argv[top - (middle - bottom) + i] = tem;
- SWAP_FLAGS (bottom + i, top - (middle - bottom) + i);
- }
- /* Exclude the moved bottom segment from further swapping. */
- top -= len;
- }
- else
- {
- /* Top segment is the short one. */
- int len = top - middle;
- register int i;
-
- /* Swap it with the bottom part of the bottom segment. */
- for (i = 0; i < len; i++)
- {
- tem = argv[bottom + i];
- argv[bottom + i] = argv[middle + i];
- argv[middle + i] = tem;
- SWAP_FLAGS (bottom + i, middle + i);
- }
- /* Exclude the moved top segment from further swapping. */
- bottom += len;
- }
+ /* Bottom segment is the short one. */
+ int len = middle - bottom;
+ register int i;
+
+ /* Swap it with the top part of the top segment. */
+ for (i = 0; i < len; i++)
+ {
+ tem = argv[bottom + i];
+ argv[bottom + i] = argv[top - (middle - bottom) + i];
+ argv[top - (middle - bottom) + i] = tem;
+ SWAP_FLAGS (bottom + i, top - (middle - bottom) + i);
+ }
+ /* Exclude the moved bottom segment from further swapping. */
+ top -= len;
+ }
+ else
+ {
+ /* Top segment is the short one. */
+ int len = top - middle;
+ register int i;
+
+ /* Swap it with the bottom part of the bottom segment. */
+ for (i = 0; i < len; i++)
+ {
+ tem = argv[bottom + i];
+ argv[bottom + i] = argv[middle + i];
+ argv[middle + i] = tem;
+ SWAP_FLAGS (bottom + i, middle + i);
+ }
+ /* Exclude the moved top segment from further swapping. */
+ bottom += len;
}
+ }
/* Update records for the slots the non-options now occupy. */
/* Initialize the internal data when the first call is made. */
#if defined (__STDC__) && __STDC__
-static const char *_getopt_initialize (int, char *const *, const char *);
+static const char *
+_getopt_initialize (int, char *const *, const char *);
#endif
static const char *
_getopt_initialize (argc, argv, optstring)
- int argc;
- char *const *argv;
- const char *optstring;
+ int argc;
+ char *const *argv;
+ const char *optstring;
{
/* Start processing options with ARGV-element 1 (since ARGV-element 0
* is the program name); the sequence of previously skipped
/* Determine how to handle the ordering of options and nonoptions. */
if (optstring[0] == '-')
- {
- ordering = RETURN_IN_ORDER;
- ++optstring;
- }
+ {
+ ordering = RETURN_IN_ORDER;
+ ++optstring;
+ }
else if (optstring[0] == '+')
- {
- ordering = REQUIRE_ORDER;
- ++optstring;
- }
+ {
+ ordering = REQUIRE_ORDER;
+ ++optstring;
+ }
else if (posixly_correct != NULL)
ordering = REQUIRE_ORDER;
else
ordering = PERMUTE;
#ifdef _LIBC
- if (posixly_correct == NULL && argc == original_argc
- && argv == original_argv)
+ if (posixly_correct == NULL && argc == original_argc && argv == original_argv)
+ {
+ if (nonoption_flags_max_len == 0)
{
- if (nonoption_flags_max_len == 0)
- {
- if (__getopt_nonoption_flags == NULL ||
- __getopt_nonoption_flags[0] == '\0')
- nonoption_flags_max_len = -1;
- else
- {
- const char *orig_str = __getopt_nonoption_flags;
- int len = nonoption_flags_max_len = strlen (orig_str);
-
- if (nonoption_flags_max_len < argc)
- nonoption_flags_max_len = argc;
- __getopt_nonoption_flags =
- (char *) malloc (nonoption_flags_max_len);
- if (__getopt_nonoption_flags == NULL)
- nonoption_flags_max_len = -1;
- else
- {
- memcpy (__getopt_nonoption_flags, orig_str, len);
- memset (&__getopt_nonoption_flags[len], '\0',
- nonoption_flags_max_len - len);
- }
- }
- }
- nonoption_flags_len = nonoption_flags_max_len;
+ if (__getopt_nonoption_flags == NULL ||
+ __getopt_nonoption_flags[0] == '\0')
+ nonoption_flags_max_len = -1;
+ else
+ {
+ const char *orig_str = __getopt_nonoption_flags;
+ int len = nonoption_flags_max_len = strlen (orig_str);
+
+ if (nonoption_flags_max_len < argc)
+ nonoption_flags_max_len = argc;
+ __getopt_nonoption_flags = (char *) malloc (nonoption_flags_max_len);
+ if (__getopt_nonoption_flags == NULL)
+ nonoption_flags_max_len = -1;
+ else
+ {
+ memcpy (__getopt_nonoption_flags, orig_str, len);
+ memset (&__getopt_nonoption_flags[len], '\0',
+ nonoption_flags_max_len - len);
+ }
+ }
}
+ nonoption_flags_len = nonoption_flags_max_len;
+ }
else
nonoption_flags_len = 0;
#endif
static int
GN_getopt_internal (int argc, char *const *argv, const char *optstring,
- const struct GNoption *longopts, int *longind,
- int long_only)
+ const struct GNoption *longopts, int *longind,
+ int long_only)
{
static int __getopt_initialized = 0;
static int GNopterr = 1;
GNoptarg = NULL;
if (GNoptind == 0 || !__getopt_initialized)
- {
- if (GNoptind == 0)
- GNoptind = 1; /* Don't scan ARGV[0], the program name. */
- optstring = _getopt_initialize (argc, argv, optstring);
- __getopt_initialized = 1;
- }
+ {
+ if (GNoptind == 0)
+ GNoptind = 1; /* Don't scan ARGV[0], the program name. */
+ optstring = _getopt_initialize (argc, argv, optstring);
+ __getopt_initialized = 1;
+ }
/* Test whether ARGV[GNoptind] points to a non-option argument.
* Either it does not have option syntax, or there is an environment flag
#endif
if (nextchar == NULL || *nextchar == '\0')
+ {
+ /* Advance to the next ARGV-element. */
+
+ /* Give FIRST_NONOPT & LAST_NONOPT rational values if GNoptind has been
+ * moved back by the user (who may also have changed the arguments). */
+ if (last_nonopt > GNoptind)
+ last_nonopt = GNoptind;
+ if (first_nonopt > GNoptind)
+ first_nonopt = GNoptind;
+
+ if (ordering == PERMUTE)
{
- /* Advance to the next ARGV-element. */
-
- /* Give FIRST_NONOPT & LAST_NONOPT rational values if GNoptind has been
- * moved back by the user (who may also have changed the arguments). */
- if (last_nonopt > GNoptind)
- last_nonopt = GNoptind;
- if (first_nonopt > GNoptind)
- first_nonopt = GNoptind;
-
- if (ordering == PERMUTE)
- {
- /* If we have just processed some options following some non-options,
- * exchange them so that the options come first. */
-
- if (first_nonopt != last_nonopt && last_nonopt != GNoptind)
- exchange ((char **) argv);
- else if (last_nonopt != GNoptind)
- first_nonopt = GNoptind;
-
- /* Skip any additional non-options
- * and extend the range of non-options previously skipped. */
-
- while (GNoptind < argc && NONOPTION_P)
- GNoptind++;
- last_nonopt = GNoptind;
- }
-
- /* The special ARGV-element `--' means premature end of options.
- * Skip it like a null option,
- * then exchange with previous non-options as if it were an option,
- * then skip everything else like a non-option. */
- if (GNoptind != argc && !strcmp (argv[GNoptind], "--"))
- {
- GNoptind++;
-
- if (first_nonopt != last_nonopt && last_nonopt != GNoptind)
- exchange ((char **) argv);
- else if (first_nonopt == last_nonopt)
- first_nonopt = GNoptind;
- last_nonopt = argc;
-
- GNoptind = argc;
- }
-
- /* If we have done all the ARGV-elements, stop the scan
- * and back over any non-options that we skipped and permuted. */
-
- if (GNoptind == argc)
- {
- /* Set the next-arg-index to point at the non-options
- * that we previously skipped, so the caller will digest them. */
- if (first_nonopt != last_nonopt)
- GNoptind = first_nonopt;
- return -1;
- }
-
- /* If we have come to a non-option and did not permute it,
- * either stop the scan or describe it to the caller and pass it by. */
-
- if (NONOPTION_P)
- {
- if (ordering == REQUIRE_ORDER)
- return -1;
- GNoptarg = argv[GNoptind++];
- return 1;
- }
-
- /* We have found another option-ARGV-element.
- * Skip the initial punctuation. */
-
- nextchar =
- (argv[GNoptind] + 1 + (longopts != NULL && argv[GNoptind][1] == '-'));
+ /* If we have just processed some options following some non-options,
+ * exchange them so that the options come first. */
+
+ if (first_nonopt != last_nonopt && last_nonopt != GNoptind)
+ exchange ((char **) argv);
+ else if (last_nonopt != GNoptind)
+ first_nonopt = GNoptind;
+
+ /* Skip any additional non-options
+ * and extend the range of non-options previously skipped. */
+
+ while (GNoptind < argc && NONOPTION_P)
+ GNoptind++;
+ last_nonopt = GNoptind;
+ }
+
+ /* The special ARGV-element `--' means premature end of options.
+ * Skip it like a null option,
+ * then exchange with previous non-options as if it were an option,
+ * then skip everything else like a non-option. */
+ if (GNoptind != argc && !strcmp (argv[GNoptind], "--"))
+ {
+ GNoptind++;
+
+ if (first_nonopt != last_nonopt && last_nonopt != GNoptind)
+ exchange ((char **) argv);
+ else if (first_nonopt == last_nonopt)
+ first_nonopt = GNoptind;
+ last_nonopt = argc;
+
+ GNoptind = argc;
}
+ /* If we have done all the ARGV-elements, stop the scan
+ * and back over any non-options that we skipped and permuted. */
+
+ if (GNoptind == argc)
+ {
+ /* Set the next-arg-index to point at the non-options
+ * that we previously skipped, so the caller will digest them. */
+ if (first_nonopt != last_nonopt)
+ GNoptind = first_nonopt;
+ return -1;
+ }
+
+ /* If we have come to a non-option and did not permute it,
+ * either stop the scan or describe it to the caller and pass it by. */
+
+ if (NONOPTION_P)
+ {
+ if (ordering == REQUIRE_ORDER)
+ return -1;
+ GNoptarg = argv[GNoptind++];
+ return 1;
+ }
+
+ /* We have found another option-ARGV-element.
+ * Skip the initial punctuation. */
+
+ nextchar =
+ (argv[GNoptind] + 1 + (longopts != NULL && argv[GNoptind][1] == '-'));
+ }
+
/* Decode the current option-ARGV-element. */
/* Check whether the ARGV-element is a long option.
if (longopts != NULL &&
(argv[GNoptind][1] == '-' ||
(long_only &&
- (argv[GNoptind][2] || !my_index (optstring, argv[GNoptind][1])))))
- {
- char *nameend;
- const struct GNoption *p;
- const struct GNoption *pfound = NULL;
- int exact = 0;
- int ambig = 0;
- int indfound = -1;
- int option_index;
-
- for (nameend = nextchar; *nameend && *nameend != '='; nameend++)
- /* Do nothing. */ ;
+ (argv[GNoptind][2] || !my_index (optstring, argv[GNoptind][1])))))
+ {
+ char *nameend;
+ const struct GNoption *p;
+ const struct GNoption *pfound = NULL;
+ int exact = 0;
+ int ambig = 0;
+ int indfound = -1;
+ int option_index;
+
+ for (nameend = nextchar; *nameend && *nameend != '='; nameend++)
+ /* Do nothing. */ ;
+
+ /* Test all long options for either exact match
+ * or abbreviated matches. */
+ for (p = longopts, option_index = 0; p->name; p++, option_index++)
+ if (!strncmp (p->name, nextchar, nameend - nextchar))
+ {
+ if ((unsigned int) (nameend - nextchar) ==
+ (unsigned int) strlen (p->name))
+ {
+ /* Exact match found. */
+ pfound = p;
+ indfound = option_index;
+ exact = 1;
+ break;
+ }
+ else if (pfound == NULL)
+ {
+ /* First nonexact match found. */
+ pfound = p;
+ indfound = option_index;
+ }
+ else
+ /* Second or later nonexact match found. */
+ ambig = 1;
+ }
- /* Test all long options for either exact match
- * or abbreviated matches. */
- for (p = longopts, option_index = 0; p->name; p++, option_index++)
- if (!strncmp (p->name, nextchar, nameend - nextchar))
- {
- if ((unsigned int) (nameend - nextchar) ==
- (unsigned int) strlen (p->name))
- {
- /* Exact match found. */
- pfound = p;
- indfound = option_index;
- exact = 1;
- break;
- }
- else if (pfound == NULL)
- {
- /* First nonexact match found. */
- pfound = p;
- indfound = option_index;
- }
- else
- /* Second or later nonexact match found. */
- ambig = 1;
- }
+ if (ambig && !exact)
+ {
+ if (GNopterr)
+ fprintf (stderr, _("%s: option `%s' is ambiguous\n"), argv[0],
+ argv[GNoptind]);
+ nextchar += strlen (nextchar);
+ GNoptind++;
+ return '?';
+ }
- if (ambig && !exact)
- {
- if (GNopterr)
- fprintf (stderr, _("%s: option `%s' is ambiguous\n"), argv[0],
- argv[GNoptind]);
- nextchar += strlen (nextchar);
- GNoptind++;
- return '?';
- }
+ if (pfound != NULL)
+ {
+ option_index = indfound;
+ GNoptind++;
+ if (*nameend)
+ {
+ /* Don't test has_arg with >, because some C compilers don't
+ * allow it to be used on enums. */
+ if (pfound->has_arg)
+ GNoptarg = nameend + 1;
+ else
+ {
+ if (GNopterr)
+ {
+ if (argv[GNoptind - 1][1] == '-')
+ /* --option */
+ fprintf (stderr,
+ _("%s: option `--%s' does not allow an argument\n"),
+ argv[0], pfound->name);
+ else
+ /* +option or -option */
+ fprintf (stderr,
+ _("%s: option `%c%s' does not allow an argument\n"),
+ argv[0], argv[GNoptind - 1][0], pfound->name);
+ }
+ nextchar += strlen (nextchar);
+ return '?';
+ }
+ }
+ else if (pfound->has_arg == 1)
+ {
+ if (GNoptind < argc)
+ {
+ GNoptarg = argv[GNoptind++];
+ }
+ else
+ {
+ if (GNopterr)
+ {
+ fprintf (stderr, _("%s: option `%s' requires an argument\n"),
+ argv[0], argv[GNoptind - 1]);
+ }
+ nextchar += strlen (nextchar);
+ return (optstring[0] == ':') ? ':' : '?';
+ }
+ }
+ nextchar += strlen (nextchar);
+ if (longind != NULL)
+ *longind = option_index;
+ if (pfound->flag)
+ {
+ *(pfound->flag) = pfound->val;
+ return 0;
+ }
+ return pfound->val;
+ }
- if (pfound != NULL)
- {
- option_index = indfound;
- GNoptind++;
- if (*nameend)
- {
- /* Don't test has_arg with >, because some C compilers don't
- * allow it to be used on enums. */
- if (pfound->has_arg)
- GNoptarg = nameend + 1;
- else
- {
- if (GNopterr)
- {
- if (argv[GNoptind - 1][1] == '-')
- /* --option */
- fprintf (stderr,
- _
- ("%s: option `--%s' does not allow an argument\n"),
- argv[0], pfound->name);
- else
- /* +option or -option */
- fprintf (stderr,
- _
- ("%s: option `%c%s' does not allow an argument\n"),
- argv[0], argv[GNoptind - 1][0],
- pfound->name);
- }
- nextchar += strlen (nextchar);
- return '?';
- }
- }
- else if (pfound->has_arg == 1)
- {
- if (GNoptind < argc)
- {
- GNoptarg = argv[GNoptind++];
- }
- else
- {
- if (GNopterr)
- {
- fprintf (stderr,
- _("%s: option `%s' requires an argument\n"),
- argv[0], argv[GNoptind - 1]);
- }
- nextchar += strlen (nextchar);
- return (optstring[0] == ':') ? ':' : '?';
- }
- }
- nextchar += strlen (nextchar);
- if (longind != NULL)
- *longind = option_index;
- if (pfound->flag)
- {
- *(pfound->flag) = pfound->val;
- return 0;
- }
- return pfound->val;
- }
-
- /* Can't find it as a long option. If this is not getopt_long_only,
- * or the option starts with '--' or is not a valid short
- * option, then it's an error.
- * Otherwise interpret it as a short option. */
- if (!long_only || argv[GNoptind][1] == '-' ||
- my_index (optstring, *nextchar) == NULL)
- {
- if (GNopterr)
- {
- if (argv[GNoptind][1] == '-')
- /* --option */
- fprintf (stderr, _("%s: unrecognized option `--%s'\n"),
- argv[0], nextchar);
- else
- /* +option or -option */
- fprintf (stderr, _("%s: unrecognized option `%c%s'\n"),
- argv[0], argv[GNoptind][0], nextchar);
- }
- nextchar = (char *) "";
- GNoptind++;
- return '?';
- }
+ /* Can't find it as a long option. If this is not getopt_long_only,
+ * or the option starts with '--' or is not a valid short
+ * option, then it's an error.
+ * Otherwise interpret it as a short option. */
+ if (!long_only || argv[GNoptind][1] == '-' ||
+ my_index (optstring, *nextchar) == NULL)
+ {
+ if (GNopterr)
+ {
+ if (argv[GNoptind][1] == '-')
+ /* --option */
+ fprintf (stderr, _("%s: unrecognized option `--%s'\n"), argv[0],
+ nextchar);
+ else
+ /* +option or -option */
+ fprintf (stderr, _("%s: unrecognized option `%c%s'\n"), argv[0],
+ argv[GNoptind][0], nextchar);
+ }
+ nextchar = (char *) "";
+ GNoptind++;
+ return '?';
}
+ }
/* Look at and handle the next short option-character. */
++GNoptind;
if (temp == NULL || c == ':')
+ {
+ if (GNopterr)
{
- if (GNopterr)
- {
- if (posixly_correct)
- /* 1003.2 specifies the format of this message. */
- fprintf (stderr, _("%s: illegal option -- %c\n"), argv[0], c);
- else
- fprintf (stderr, _("%s: invalid option -- %c\n"), argv[0], c);
- }
- return '?';
+ if (posixly_correct)
+ /* 1003.2 specifies the format of this message. */
+ fprintf (stderr, _("%s: illegal option -- %c\n"), argv[0], c);
+ else
+ fprintf (stderr, _("%s: invalid option -- %c\n"), argv[0], c);
}
+ return '?';
+ }
/* Convenience. Treat POSIX -W foo same as long option --foo */
if (temp[0] == 'W' && temp[1] == ';')
+ {
+ char *nameend;
+ const struct GNoption *p;
+ const struct GNoption *pfound = NULL;
+ int exact = 0;
+ int ambig = 0;
+ int indfound = 0;
+ int option_index;
+
+ /* This is an option that requires an argument. */
+ if (*nextchar != '\0')
{
- char *nameend;
- const struct GNoption *p;
- const struct GNoption *pfound = NULL;
- int exact = 0;
- int ambig = 0;
- int indfound = 0;
- int option_index;
-
- /* This is an option that requires an argument. */
- if (*nextchar != '\0')
- {
- GNoptarg = nextchar;
- /* If we end this ARGV-element by taking the rest as an arg,
- * we must advance to the next element now. */
- GNoptind++;
- }
- else if (GNoptind == argc)
- {
- if (GNopterr)
- {
- /* 1003.2 specifies the format of this message. */
- fprintf (stderr, _("%s: option requires an argument -- %c\n"),
- argv[0], c);
- }
- if (optstring[0] == ':')
- c = ':';
- else
- c = '?';
- return c;
- }
- else
- /* We already incremented `GNoptind' once;
- * increment it again when taking next ARGV-elt as argument. */
- GNoptarg = argv[GNoptind++];
-
- /* GNoptarg is now the argument, see if it's in the
- * table of longopts. */
-
- for (nextchar = nameend = GNoptarg; *nameend && *nameend != '=';
- nameend++)
- /* Do nothing. */ ;
-
- /* Test all long options for either exact match
- * or abbreviated matches. */
- if (longopts != NULL)
- for (p = longopts, option_index = 0; p->name; p++, option_index++)
- if (!strncmp (p->name, nextchar, nameend - nextchar))
- {
- if ((unsigned int) (nameend - nextchar) == strlen (p->name))
- {
- /* Exact match found. */
- pfound = p;
- indfound = option_index;
- exact = 1;
- break;
- }
- else if (pfound == NULL)
- {
- /* First nonexact match found. */
- pfound = p;
- indfound = option_index;
- }
- else
- /* Second or later nonexact match found. */
- ambig = 1;
- }
- if (ambig && !exact)
- {
- if (GNopterr)
- fprintf (stderr, _("%s: option `-W %s' is ambiguous\n"),
- argv[0], argv[GNoptind]);
- nextchar += strlen (nextchar);
- GNoptind++;
- return '?';
- }
- if (pfound != NULL)
- {
- option_index = indfound;
- if (*nameend)
- {
- /* Don't test has_arg with >, because some C compilers don't
- * allow it to be used on enums. */
- if (pfound->has_arg)
- GNoptarg = nameend + 1;
- else
- {
- if (GNopterr)
- fprintf (stderr, _("\
+ GNoptarg = nextchar;
+ /* If we end this ARGV-element by taking the rest as an arg,
+ * we must advance to the next element now. */
+ GNoptind++;
+ }
+ else if (GNoptind == argc)
+ {
+ if (GNopterr)
+ {
+ /* 1003.2 specifies the format of this message. */
+ fprintf (stderr, _("%s: option requires an argument -- %c\n"),
+ argv[0], c);
+ }
+ if (optstring[0] == ':')
+ c = ':';
+ else
+ c = '?';
+ return c;
+ }
+ else
+ /* We already incremented `GNoptind' once;
+ * increment it again when taking next ARGV-elt as argument. */
+ GNoptarg = argv[GNoptind++];
+
+ /* GNoptarg is now the argument, see if it's in the
+ * table of longopts. */
+
+ for (nextchar = nameend = GNoptarg; *nameend && *nameend != '=';
+ nameend++)
+ /* Do nothing. */ ;
+
+ /* Test all long options for either exact match
+ * or abbreviated matches. */
+ if (longopts != NULL)
+ for (p = longopts, option_index = 0; p->name; p++, option_index++)
+ if (!strncmp (p->name, nextchar, nameend - nextchar))
+ {
+ if ((unsigned int) (nameend - nextchar) == strlen (p->name))
+ {
+ /* Exact match found. */
+ pfound = p;
+ indfound = option_index;
+ exact = 1;
+ break;
+ }
+ else if (pfound == NULL)
+ {
+ /* First nonexact match found. */
+ pfound = p;
+ indfound = option_index;
+ }
+ else
+ /* Second or later nonexact match found. */
+ ambig = 1;
+ }
+ if (ambig && !exact)
+ {
+ if (GNopterr)
+ fprintf (stderr, _("%s: option `-W %s' is ambiguous\n"), argv[0],
+ argv[GNoptind]);
+ nextchar += strlen (nextchar);
+ GNoptind++;
+ return '?';
+ }
+ if (pfound != NULL)
+ {
+ option_index = indfound;
+ if (*nameend)
+ {
+ /* Don't test has_arg with >, because some C compilers don't
+ * allow it to be used on enums. */
+ if (pfound->has_arg)
+ GNoptarg = nameend + 1;
+ else
+ {
+ if (GNopterr)
+ fprintf (stderr, _("\
%s: option `-W %s' does not allow an argument\n"), argv[0], pfound->name);
- nextchar += strlen (nextchar);
- return '?';
- }
- }
- else if (pfound->has_arg == 1)
- {
- if (GNoptind < argc)
- GNoptarg = argv[GNoptind++];
- else
- {
- if (GNopterr)
- fprintf (stderr,
- _("%s: option `%s' requires an argument\n"),
- argv[0], argv[GNoptind - 1]);
- nextchar += strlen (nextchar);
- return optstring[0] == ':' ? ':' : '?';
- }
- }
- nextchar += strlen (nextchar);
- if (longind != NULL)
- *longind = option_index;
- if (pfound->flag)
- {
- *(pfound->flag) = pfound->val;
- return 0;
- }
- return pfound->val;
- }
- nextchar = NULL;
- return 'W'; /* Let the application handle it. */
+ nextchar += strlen (nextchar);
+ return '?';
+ }
+ }
+ else if (pfound->has_arg == 1)
+ {
+ if (GNoptind < argc)
+ GNoptarg = argv[GNoptind++];
+ else
+ {
+ if (GNopterr)
+ fprintf (stderr, _("%s: option `%s' requires an argument\n"),
+ argv[0], argv[GNoptind - 1]);
+ nextchar += strlen (nextchar);
+ return optstring[0] == ':' ? ':' : '?';
+ }
+ }
+ nextchar += strlen (nextchar);
+ if (longind != NULL)
+ *longind = option_index;
+ if (pfound->flag)
+ {
+ *(pfound->flag) = pfound->val;
+ return 0;
+ }
+ return pfound->val;
}
+ nextchar = NULL;
+ return 'W'; /* Let the application handle it. */
+ }
if (temp[1] == ':')
+ {
+ if (temp[2] == ':')
{
- if (temp[2] == ':')
- {
- /* This is an option that accepts an argument optionally. */
- if (*nextchar != '\0')
- {
- GNoptarg = nextchar;
- GNoptind++;
- }
- else
- GNoptarg = NULL;
- nextchar = NULL;
- }
- else
- {
- /* This is an option that requires an argument. */
- if (*nextchar != '\0')
- {
- GNoptarg = nextchar;
- /* If we end this ARGV-element by taking the rest as an arg,
- * we must advance to the next element now. */
- GNoptind++;
- }
- else if (GNoptind == argc)
- {
- if (GNopterr)
- {
- /* 1003.2 specifies the format of this message. */
- fprintf (stderr,
- _("%s: option requires an argument -- %c\n"),
- argv[0], c);
- }
- if (optstring[0] == ':')
- c = ':';
- else
- c = '?';
- }
- else
- /* We already incremented `GNoptind' once;
- * increment it again when taking next ARGV-elt as argument. */
- GNoptarg = argv[GNoptind++];
- nextchar = NULL;
- }
+ /* This is an option that accepts an argument optionally. */
+ if (*nextchar != '\0')
+ {
+ GNoptarg = nextchar;
+ GNoptind++;
+ }
+ else
+ GNoptarg = NULL;
+ nextchar = NULL;
}
+ else
+ {
+ /* This is an option that requires an argument. */
+ if (*nextchar != '\0')
+ {
+ GNoptarg = nextchar;
+ /* If we end this ARGV-element by taking the rest as an arg,
+ * we must advance to the next element now. */
+ GNoptind++;
+ }
+ else if (GNoptind == argc)
+ {
+ if (GNopterr)
+ {
+ /* 1003.2 specifies the format of this message. */
+ fprintf (stderr, _("%s: option requires an argument -- %c\n"),
+ argv[0], c);
+ }
+ if (optstring[0] == ':')
+ c = ':';
+ else
+ c = '?';
+ }
+ else
+ /* We already incremented `GNoptind' once;
+ * increment it again when taking next ARGV-elt as argument. */
+ GNoptarg = argv[GNoptind++];
+ nextchar = NULL;
+ }
+ }
return c;
}
}
static int
GNgetopt_long (int argc, char *const *argv, const char *options,
- const struct GNoption *long_options, int *opt_index)
+ const struct GNoption *long_options, int *opt_index)
{
return GN_getopt_internal (argc, argv, options, long_options, opt_index, 0);
}
*/
int
GNUNET_GETOPT_run (const char *binaryOptions,
- const struct GNUNET_GETOPT_CommandLineOption *allOptions,
- unsigned int argc, char *const *argv)
+ const struct GNUNET_GETOPT_CommandLineOption *allOptions,
+ unsigned int argc, char *const *argv)
{
struct GNoption *long_options;
struct GNUNET_GETOPT_CommandLineProcessorContext clpc;
shorts = GNUNET_malloc (count * 2 + 1);
spos = 0;
for (i = 0; i < count; i++)
- {
- long_options[i].name = allOptions[i].name;
- long_options[i].has_arg = allOptions[i].require_argument;
- long_options[i].flag = NULL;
- long_options[i].val = allOptions[i].shortName;
- shorts[spos++] = allOptions[i].shortName;
- if (allOptions[i].require_argument != 0)
- shorts[spos++] = ':';
- }
+ {
+ long_options[i].name = allOptions[i].name;
+ long_options[i].has_arg = allOptions[i].require_argument;
+ long_options[i].flag = NULL;
+ long_options[i].val = allOptions[i].shortName;
+ shorts[spos++] = allOptions[i].shortName;
+ if (allOptions[i].require_argument != 0)
+ shorts[spos++] = ':';
+ }
long_options[count].name = NULL;
long_options[count].has_arg = 0;
long_options[count].flag = NULL;
cont = GNUNET_OK;
/* main getopt loop */
while (cont == GNUNET_OK)
+ {
+ int option_index = 0;
+
+ c = GNgetopt_long (argc, argv, shorts, long_options, &option_index);
+
+ if (c == GNUNET_SYSERR)
+ break; /* No more flags to process */
+
+ for (i = 0; i < count; i++)
+ {
+ clpc.currentArgument = GNoptind - 1;
+ if ((char) c == allOptions[i].shortName)
+ {
+ cont =
+ allOptions[i].processor (&clpc, allOptions[i].scls,
+ allOptions[i].name, GNoptarg);
+ break;
+ }
+ }
+ if (i == count)
{
- int option_index = 0;
-
- c = GNgetopt_long (argc, argv, shorts, long_options, &option_index);
-
- if (c == GNUNET_SYSERR)
- break; /* No more flags to process */
-
- for (i = 0; i < count; i++)
- {
- clpc.currentArgument = GNoptind - 1;
- if ((char) c == allOptions[i].shortName)
- {
- cont =
- allOptions[i].processor (&clpc, allOptions[i].scls,
- allOptions[i].name, GNoptarg);
- break;
- }
- }
- if (i == count)
- {
- fprintf (stderr, _("Use --help to get a list of options.\n"));
- cont = GNUNET_SYSERR;
- }
+ fprintf (stderr, _("Use --help to get a list of options.\n"));
+ cont = GNUNET_SYSERR;
}
+ }
GNUNET_free (shorts);
GNUNET_free (long_options);
projects / oweals / gnunet.git / blobdiff