*** ./main.c.ORIG Mon Jul 12 13:00:00 2010 --- ./main.c Mon Jul 26 22:59:26 2010 *************** *** 19,25 **** --- 19,29 ---- #include #include #include + #ifdef _AIX + #include "getopt_long.h" + #else #include + #endif #include #include #include *** ./getopt_long.c.ORIG Mon Jul 26 23:04:02 2010 --- ./getopt_long.c Mon Jul 26 23:04:02 2010 *************** *** 0 **** --- 1,1237 ---- + /* + * THIS IS NOT A CLEAN COPY OF GETOPT.C AND GETOPT1.C + * -- that is, do not use it in other projects. + * + * Implementation of getopt_long, cobbled together from getopt.c and + * getopt1.c from the GNU binutils distribution. This is more-or-less + * getopt.c inserted into getopt1.c, with the definition of getopt() + * commented out. + * + * Need to ifdef out optarg, optind, opterr, optopt, to handle the + * case where these are already defined for the benefit of system + * getopt() + * + * No, it's not pretty. + */ + + /* getopt_long and getopt_long_only entry points for GNU getopt. + Copyright (C) 1987,88,89,90,91,92,93,94,96,97,98 + Free Software Foundation, Inc. + + NOTE: This source is derived from an old version taken from the GNU C + Library (glibc). + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2, or (at your option) any + later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + USA. */ + + //#include + + #ifndef HAVE_GETOPT_LONG + /* We shouldn't be compiling this module in this case, but we clearly + are (damned configuration tools!), so avoid messing up. */ + + #include "getopt_long.h" + /* See getopt_long.h for discussion of THIS_IS__STDC__ */ + + + #if !defined THIS_IS__STDC__ || !THIS_IS__STDC__ + /* This is a separate conditional since some stdc systems + reject `defined (const)'. */ + #ifndef const + #define const + #endif + #endif + + #include + + + + /* ******************** getopt.c ******************** */ + /* Getopt for GNU. + NOTE: getopt is now part of the C library, so if you don't know what + "Keep this file name-space clean" means, talk to drepper@gnu.org + before changing it! + + Copyright (C) 1987, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98 + Free Software Foundation, Inc. + + NOTE: This source is derived from an old version taken from the GNU C + Library (glibc). + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2, or (at your option) any + later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + USA. */ + + /* This tells Alpha OSF/1 not to define a getopt prototype in . + Ditto for AIX 3.2 and . */ + #ifndef _NO_PROTO + # define _NO_PROTO + #endif + + + #if !defined THIS_IS__STDC__ || !THIS_IS__STDC__ + /* This is a separate conditional since some stdc systems + reject `defined (const)'. */ + # ifndef const + # define const + # endif + #endif + + #include + + /* Comment out all this code if we are using the GNU C Library, and are not + actually compiling the library itself. This code is part of the GNU C + Library, but also included in many other GNU distributions. Compiling + and linking in this code is a waste when using the GNU C library + (especially if it is a shared library). Rather than having every GNU + program understand `configure --with-gnu-libc' and omit the object files, + it is simpler to just do this in the source for each such file. */ + + #define GETOPT_INTERFACE_VERSION 2 + #if !defined _LIBC && defined __GLIBC__ && __GLIBC__ >= 2 + # include + # if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION + # define ELIDE_CODE + # endif + #endif + + #ifndef ELIDE_CODE + + + /* This needs to come after some library #include + to get __GNU_LIBRARY__ defined. */ + #ifdef __GNU_LIBRARY__ + /* Don't include stdlib.h for non-GNU C libraries because some of them + contain conflicting prototypes for getopt. */ + # include + # include + #endif /* GNU C library. */ + + #ifdef VMS + # include + # if HAVE_STRING_H - 0 + # include + # endif + #endif + + #ifndef _ + /* This is for other GNU distributions with internationalized messages. + When compiling libc, the _ macro is predefined. */ + # ifdef HAVE_LIBINTL_H + # include + # define _(msgid) gettext (msgid) + # else + # define _(msgid) (msgid) + # endif + #endif + + /* This version of `getopt' appears to the caller like standard Unix `getopt' + but it behaves differently for the user, since it allows the user + to intersperse the options with the other arguments. + + As `getopt' works, it permutes the elements of ARGV so that, + when it is done, all the options precede everything else. Thus + all application programs are extended to handle flexible argument order. + + Setting the environment variable POSIXLY_CORRECT disables permutation. + Then the behavior is completely standard. + + GNU application programs can use a third alternative mode in which + they can distinguish the relative order of options and other arguments. */ + + + + /* Define HAVE_GETOPT if the getopt function (and thus, which is more + * important to us, the getopt globals, optarg, optind, opterr and + * optopt) is defined by the system. Leave undefined if they should be + * defined here instead. + */ + #ifndef HAVE_GETOPT + + /* For communication from `getopt' to the caller. + When `getopt' finds an option that takes an argument, + the argument value is returned here. + Also, when `ordering' is RETURN_IN_ORDER, + each non-option ARGV-element is returned here. */ + + char *optarg = NULL; + + /* Index in ARGV of the next element to be scanned. + This is used for communication to and from the caller + and for communication between successive calls to `getopt'. + + On entry to `getopt', zero means this is the first call; initialize. + + When `getopt' returns -1, this is the index of the first of the + non-option elements that the caller should itself scan. + + Otherwise, `optind' communicates from one call to the next + how much of ARGV has been scanned so far. */ + + /* 1003.2 says this must be 1 before any call. */ + int optind = 1; + + /* Callers store zero here to inhibit the error message + for unrecognized options. */ + + int opterr = 1; + + /* Set to an option character which was unrecognized. + This must be initialized on some systems to avoid linking in the + system's own getopt implementation. */ + + int optopt = '?'; + + #endif /* #ifndef HAVE_GETOPT */ + + /* Formerly, initialization of getopt depended on optind==0, which + causes problems with re-calling getopt as programs generally don't + know that. */ + + int __getopt_initialized = 0; + + /* The next char to be scanned in the option-element + in which the last option character we returned was found. + This allows us to pick up the scan where we left off. + + If this is zero, or a null string, it means resume the scan + by advancing to the next ARGV-element. */ + + static char *nextchar; + + /* Describe how to deal with options that follow non-option ARGV-elements. + + If the caller did not specify anything, + the default is REQUIRE_ORDER if the environment variable + POSIXLY_CORRECT is defined, PERMUTE otherwise. + + REQUIRE_ORDER means don't recognize them as options; + stop option processing when the first non-option is seen. + This is what Unix does. + This mode of operation is selected by either setting the environment + variable POSIXLY_CORRECT, or using `+' as the first character + of the list of option characters. + + PERMUTE is the default. We permute the contents of ARGV as we scan, + so that eventually all the non-options are at the end. This allows options + to be given in any order, even with programs that were not written to + expect this. + + RETURN_IN_ORDER is an option available to programs that were written + to expect options and other ARGV-elements in any order and that care about + the ordering of the two. We describe each non-option ARGV-element + as if it were the argument of an option with character code 1. + Using `-' as the first character of the list of option characters + selects this mode of operation. + + The special argument `--' forces an end of option-scanning regardless + of the value of `ordering'. In the case of RETURN_IN_ORDER, only + `--' can cause `getopt' to return -1 with `optind' != ARGC. */ + + static enum + { + REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER + } ordering; + + /* Value of POSIXLY_CORRECT environment variable. */ + static char *posixly_correct; + + #ifdef __GNU_LIBRARY__ + /* We want to avoid inclusion of string.h with non-GNU libraries + because there are many ways it can cause trouble. + On some systems, it contains special magic macros that don't work + in GCC. */ + # include + # define my_index strchr + #else + + # if HAVE_STRING_H + # include + # else + # if HAVE_STRINGS_H + # include + # endif + # endif + + /* Avoid depending on library functions or files + whose names are inconsistent. */ + + #ifndef getenv + extern char *getenv (); + #endif + + static char * + my_index (str, chr) + const char *str; + int chr; + { + while (*str) + { + if (*str == chr) + return (char *) str; + str++; + } + return 0; + } + + /* If using GCC, we can safely declare strlen this way. + If not using GCC, it is ok not to declare it. */ + #ifdef __GNUC__ + /* Note that Motorola Delta 68k R3V7 comes with GCC but not stddef.h. + That was relevant to code that was here before. */ + # if (!defined THIS_IS__STDC__ || !THIS_IS__STDC__) && !defined strlen + /* 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 *); + # endif /* not THIS_IS__STDC__ */ + #endif /* __GNUC__ */ + + #endif /* not __GNU_LIBRARY__ */ + + /* Handle permutation of arguments. */ + + /* Describe the part of ARGV that contains non-options that have + been skipped. `first_nonopt' is the index in ARGV of the first of them; + `last_nonopt' is the index after the last of them. */ + + static int first_nonopt; + static int last_nonopt; + + #ifdef _LIBC + /* Bash 2.0 gives us an environment variable containing flags + indicating ARGV elements that should not be considered arguments. */ + + /* Defined in getopt_init.c */ + extern char *__getopt_nonoption_flags; + + static int nonoption_flags_max_len; + static int nonoption_flags_len; + + static int original_argc; + static char *const *original_argv; + + /* Make sure the environment variable bash 2.0 puts in the environment + 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) + { + /* 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). */ + original_argc = argc; + original_argv = argv; + } + # ifdef text_set_element + text_set_element (__libc_subinit, store_args_and_env); + # endif /* text_set_element */ + + # define SWAP_FLAGS(ch1, ch2) \ + if (nonoption_flags_len > 0) \ + { \ + char __tmp = __getopt_nonoption_flags[ch1]; \ + __getopt_nonoption_flags[ch1] = __getopt_nonoption_flags[ch2]; \ + __getopt_nonoption_flags[ch2] = __tmp; \ + } + #else /* !_LIBC */ + # define SWAP_FLAGS(ch1, ch2) + #endif /* _LIBC */ + + /* Exchange two adjacent subsequences of ARGV. + One subsequence is elements [first_nonopt,last_nonopt) + which contains all the non-options that have been skipped so far. + The other is elements [last_nonopt,optind), which contains all + the options processed since those non-options were skipped. + + `first_nonopt' and `last_nonopt' are relocated so that they describe + the new indices of the non-options in ARGV after they are moved. */ + + #if defined THIS_IS__STDC__ && THIS_IS__STDC__ + static void exchange (char **); + #endif + + static void + exchange (argv) + char **argv; + { + int bottom = first_nonopt; + int middle = last_nonopt; + int top = optind; + char *tem; + + /* Exchange the shorter segment with the far end of the longer segment. + That puts the shorter segment into the right place. + It leaves the longer segment in the right place overall, + but it consists of two parts that need to be swapped next. */ + + #ifdef _LIBC + /* First make sure the handling of the `__getopt_nonoption_flags' + 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); + if (new_str == NULL) + nonoption_flags_len = nonoption_flags_max_len = 0; + else + { + memset (__mempcpy (new_str, __getopt_nonoption_flags, + 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) + { + /* 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. */ + + first_nonopt += (optind - last_nonopt); + last_nonopt = optind; + } + + /* Initialize the internal data when the first call is made. */ + + #if defined THIS_IS__STDC__ && THIS_IS__STDC__ + 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; + { + /* Start processing options with ARGV-element 1 (since ARGV-element 0 + is the program name); the sequence of previously skipped + non-option ARGV-elements is empty. */ + + first_nonopt = last_nonopt = optind; + + nextchar = NULL; + + posixly_correct = getenv ("POSIXLY_CORRECT"); + + /* Determine how to handle the ordering of options and nonoptions. */ + + if (optstring[0] == '-') + { + ordering = RETURN_IN_ORDER; + ++optstring; + } + else if (optstring[0] == '+') + { + 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 (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 + memset (__mempcpy (__getopt_nonoption_flags, orig_str, len), + '\0', nonoption_flags_max_len - len); + } + } + nonoption_flags_len = nonoption_flags_max_len; + } + else + nonoption_flags_len = 0; + #endif + + return optstring; + } + + /* Scan elements of ARGV (whose length is ARGC) for option characters + given in OPTSTRING. + + If an element of ARGV starts with '-', and is not exactly "-" or "--", + then it is an option element. The characters of this element + (aside from the initial '-') are option characters. If `getopt' + is called repeatedly, it returns successively each of the option characters + from each of the option elements. + + If `getopt' finds another option character, it returns that character, + updating `optind' and `nextchar' so that the next call to `getopt' can + resume the scan with the following option character or ARGV-element. + + If there are no more option characters, `getopt' returns -1. + Then `optind' is the index in ARGV of the first ARGV-element + that is not an option. (The ARGV-elements have been permuted + so that those that are not options now come last.) + + OPTSTRING is a string containing the legitimate option characters. + If an option character is seen that is not listed in OPTSTRING, + return '?' after printing an error message. If you set `opterr' to + zero, the error message is suppressed but we still return '?'. + + If a char in OPTSTRING is followed by a colon, that means it wants an arg, + so the following text in the same ARGV-element, or the text of the following + ARGV-element, is returned in `optarg'. Two colons mean an option that + wants an optional arg; if there is text in the current ARGV-element, + it is returned in `optarg', otherwise `optarg' is set to zero. + + If OPTSTRING starts with `-' or `+', it requests different methods of + handling the non-option ARGV-elements. + See the comments about RETURN_IN_ORDER and REQUIRE_ORDER, above. + + Long-named options begin with `--' instead of `-'. + Their names may be abbreviated as long as the abbreviation is unique + or is an exact match for some defined option. If they have an + argument, it follows the option name in the same ARGV-element, separated + from the option name by a `=', or else the in next ARGV-element. + When `getopt' finds a long-named option, it returns 0 if that option's + `flag' field is nonzero, the value of the option's `val' field + if the `flag' field is zero. + + The elements of ARGV aren't really const, because we permute them. + But we pretend they're const in the prototype to be compatible + with other systems. + + LONGOPTS is a vector of `struct option' terminated by an + element containing a name which is zero. + + LONGIND returns the index in LONGOPT of the long-named option found. + It is only valid when a long-named option has been found by the most + recent call. + + If LONG_ONLY is nonzero, '-' as well as '--' can introduce + long-named options. */ + + #if 0 + int + _getopt_internal (argc, argv, optstring, longopts, longind, long_only) + int argc; + char *const *argv; + const char *optstring; + const struct option *longopts; + int *longind; + int long_only; + #endif + int + _getopt_internal (int argc, + char *const *argv, + const char *optstring, + const struct option *longopts, + int *longind, + int long_only) + { + optarg = NULL; + + if (optind == 0 || !__getopt_initialized) + { + if (optind == 0) + optind = 1; /* Don't scan ARGV[0], the program name. */ + optstring = _getopt_initialize (argc, argv, optstring); + __getopt_initialized = 1; + } + + /* Test whether ARGV[optind] points to a non-option argument. + Either it does not have option syntax, or there is an environment flag + from the shell indicating it is not an option. The later information + is only used when the used in the GNU libc. */ + #ifdef _LIBC + # define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0' \ + || (optind < nonoption_flags_len \ + && __getopt_nonoption_flags[optind] == '1')) + #else + # define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0') + #endif + + if (nextchar == NULL || *nextchar == '\0') + { + /* Advance to the next ARGV-element. */ + + /* Give FIRST_NONOPT & LAST_NONOPT rational values if OPTIND has been + moved back by the user (who may also have changed the arguments). */ + if (last_nonopt > optind) + last_nonopt = optind; + if (first_nonopt > optind) + first_nonopt = optind; + + 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 != optind) + exchange ((char **) argv); + else if (last_nonopt != optind) + first_nonopt = optind; + + /* Skip any additional non-options + and extend the range of non-options previously skipped. */ + + while (optind < argc && NONOPTION_P) + optind++; + last_nonopt = optind; + } + + /* 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 (optind != argc && !strcmp (argv[optind], "--")) + { + optind++; + + if (first_nonopt != last_nonopt && last_nonopt != optind) + exchange ((char **) argv); + else if (first_nonopt == last_nonopt) + first_nonopt = optind; + last_nonopt = argc; + + optind = argc; + } + + /* If we have done all the ARGV-elements, stop the scan + and back over any non-options that we skipped and permuted. */ + + if (optind == 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) + optind = 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; + optarg = argv[optind++]; + return 1; + } + + /* We have found another option-ARGV-element. + Skip the initial punctuation. */ + + nextchar = (argv[optind] + 1 + + (longopts != NULL && argv[optind][1] == '-')); + } + + /* Decode the current option-ARGV-element. */ + + /* Check whether the ARGV-element is a long option. + + If long_only and the ARGV-element has the form "-f", where f is + a valid short option, don't consider it an abbreviated form of + a long option that starts with f. Otherwise there would be no + way to give the -f short option. + + On the other hand, if there's a long option "fubar" and + the ARGV-element is "-fu", do consider that an abbreviation of + the long option, just like "--fu", and not "-f" with arg "u". + + This distinction seems to be the most useful approach. */ + + if (longopts != NULL + && (argv[optind][1] == '-' + || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1]))))) + { + char *nameend; + const struct option *p; + const struct option *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; + } + + if (ambig && !exact) + { + if (opterr) + fprintf (stderr, _("%s: option `%s' is ambiguous\n"), + argv[0], argv[optind]); + nextchar += strlen (nextchar); + optind++; + optopt = 0; + return '?'; + } + + if (pfound != NULL) + { + option_index = indfound; + optind++; + 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) + optarg = nameend + 1; + else + { + if (opterr) + { + if (argv[optind - 1][1] == '-') + /* --option */ + fprintf (stderr, + _("%s: option `--%s' doesn't allow an argument\n"), + argv[0], pfound->name); + else + /* +option or -option */ + fprintf (stderr, + _("%s: option `%c%s' doesn't allow an argument\n"), + argv[0], argv[optind - 1][0], pfound->name); + + nextchar += strlen (nextchar); + + optopt = pfound->val; + return '?'; + } + } + } + else if (pfound->has_arg == 1) + { + if (optind < argc) + optarg = argv[optind++]; + else + { + if (opterr) + fprintf (stderr, + _("%s: option `%s' requires an argument\n"), + argv[0], argv[optind - 1]); + nextchar += strlen (nextchar); + optopt = pfound->val; + 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[optind][1] == '-' + || my_index (optstring, *nextchar) == NULL) + { + if (opterr) + { + if (argv[optind][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[optind][0], nextchar); + } + nextchar = (char *) ""; + optind++; + optopt = 0; + return '?'; + } + } + + /* Look at and handle the next short option-character. */ + + { + char c = *nextchar++; + char *temp = my_index (optstring, c); + + /* Increment `optind' when we start to process its last character. */ + if (*nextchar == '\0') + ++optind; + + if (temp == NULL || c == ':') + { + if (opterr) + { + 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); + } + optopt = c; + return '?'; + } + /* Convenience. Treat POSIX -W foo same as long option --foo */ + if (temp[0] == 'W' && temp[1] == ';') + { + char *nameend; + const struct option *p; + const struct option *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') + { + optarg = nextchar; + /* If we end this ARGV-element by taking the rest as an arg, + we must advance to the next element now. */ + optind++; + } + else if (optind == argc) + { + if (opterr) + { + /* 1003.2 specifies the format of this message. */ + fprintf (stderr, _("%s: option requires an argument -- %c\n"), + argv[0], c); + } + optopt = c; + if (optstring[0] == ':') + c = ':'; + else + c = '?'; + return c; + } + else + /* We already incremented `optind' once; + increment it again when taking next ARGV-elt as argument. */ + optarg = argv[optind++]; + + /* optarg is now the argument, see if it's in the + table of longopts. */ + + for (nextchar = nameend = optarg; *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) == 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 (opterr) + fprintf (stderr, _("%s: option `-W %s' is ambiguous\n"), + argv[0], argv[optind]); + nextchar += strlen (nextchar); + optind++; + 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) + optarg = nameend + 1; + else + { + if (opterr) + fprintf (stderr, _("\ + %s: option `-W %s' doesn't allow an argument\n"), + argv[0], pfound->name); + + nextchar += strlen (nextchar); + return '?'; + } + } + else if (pfound->has_arg == 1) + { + if (optind < argc) + optarg = argv[optind++]; + else + { + if (opterr) + fprintf (stderr, + _("%s: option `%s' requires an argument\n"), + argv[0], argv[optind - 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] == ':') + { + /* This is an option that accepts an argument optionally. */ + if (*nextchar != '\0') + { + optarg = nextchar; + optind++; + } + else + optarg = NULL; + nextchar = NULL; + } + else + { + /* This is an option that requires an argument. */ + if (*nextchar != '\0') + { + optarg = nextchar; + /* If we end this ARGV-element by taking the rest as an arg, + we must advance to the next element now. */ + optind++; + } + else if (optind == argc) + { + if (opterr) + { + /* 1003.2 specifies the format of this message. */ + fprintf (stderr, + _("%s: option requires an argument -- %c\n"), + argv[0], c); + } + optopt = c; + if (optstring[0] == ':') + c = ':'; + else + c = '?'; + } + else + /* We already incremented `optind' once; + increment it again when taking next ARGV-elt as argument. */ + optarg = argv[optind++]; + nextchar = NULL; + } + } + return c; + } + } + + /* + int + getopt (argc, argv, optstring) + int argc; + char *const *argv; + const char *optstring; + { + return _getopt_internal (argc, argv, optstring, + (const struct option *) 0, + (int *) 0, + 0); + } + */ + + #endif /* Not ELIDE_CODE. */ + /* ******************** ...getopt.c ******************** */ + + + + /* Comment out all this code if we are using the GNU C Library, and are not + actually compiling the library itself. This code is part of the GNU C + Library, but also included in many other GNU distributions. Compiling + and linking in this code is a waste when using the GNU C library + (especially if it is a shared library). Rather than having every GNU + program understand `configure --with-gnu-libc' and omit the object files, + it is simpler to just do this in the source for each such file. */ + + #define GETOPT_INTERFACE_VERSION 2 + #if !defined _LIBC && defined __GLIBC__ && __GLIBC__ >= 2 + #include + #if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION + #define ELIDE_CODE + #endif + #endif + + #ifndef ELIDE_CODE + + + /* This needs to come after some library #include + to get __GNU_LIBRARY__ defined. */ + #ifdef __GNU_LIBRARY__ + #include + #endif + + #ifndef NULL + #define NULL 0 + #endif + + /* K&R declarations!? C'mon... */ + /* Just say no to all this gymnastics */ + #if 0 + int + getopt_long (argc, argv, options, long_options, opt_index) + int argc; + char *const *argv; + const char *options; + const struct option *long_options; + int *opt_index; + #endif + int getopt_long (int argc, + char *const *argv, + const char *options, + const struct option *long_options, + int *opt_index) + { + return _getopt_internal (argc, argv, options, long_options, opt_index, 0); + } + + /* Like getopt_long, but '-' as well as '--' can indicate a long option. + If an option that starts with '-' (not '--') doesn't match a long option, + but does match a short option, it is parsed as a short option + instead. */ + + #if 0 + int + getopt_long_only (argc, argv, options, long_options, opt_index) + int argc; + char *const *argv; + const char *options; + const struct option *long_options; + int *opt_index; + #endif + int + getopt_long_only (int argc, + char *const *argv, + const char *options, + const struct option *long_options, + int *opt_index) + { + return _getopt_internal (argc, argv, options, long_options, opt_index, 1); + } + + + #endif /* Not ELIDE_CODE. */ + + #ifdef TEST + + #include + + int + main (argc, argv) + int argc; + char **argv; + { + int c; + int digit_optind = 0; + + while (1) + { + int this_option_optind = optind ? optind : 1; + int option_index = 0; + static struct option long_options[] = + { + {"add", 1, 0, 0}, + {"append", 0, 0, 0}, + {"delete", 1, 0, 0}, + {"verbose", 0, 0, 0}, + {"create", 0, 0, 0}, + {"file", 1, 0, 0}, + {0, 0, 0, 0} + }; + + c = getopt_long (argc, argv, "abc:d:0123456789", + long_options, &option_index); + if (c == -1) + break; + + switch (c) + { + case 0: + printf ("option %s", long_options[option_index].name); + if (optarg) + printf (" with arg %s", optarg); + printf ("\n"); + break; + + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + if (digit_optind != 0 && digit_optind != this_option_optind) + printf ("digits occur in two different argv-elements.\n"); + digit_optind = this_option_optind; + printf ("option %c\n", c); + break; + + case 'a': + printf ("option a\n"); + break; + + case 'b': + printf ("option b\n"); + break; + + case 'c': + printf ("option c with value `%s'\n", optarg); + break; + + case 'd': + printf ("option d with value `%s'\n", optarg); + break; + + case '?': + break; + + default: + printf ("?? getopt returned character code 0%o ??\n", c); + } + } + + if (optind < argc) + { + printf ("non-option ARGV-elements: "); + while (optind < argc) + printf ("%s ", argv[optind++]); + printf ("\n"); + } + + exit (0); + } + + #endif /* TEST */ + + #endif /* #ifndef HAVE_GETOPT_LONG */ *** ./getopt_long.h.ORIG Mon Jul 26 23:04:10 2010 --- ./getopt_long.h Mon Jul 26 23:03:54 2010 *************** *** 0 **** --- 1,177 ---- + /* Declarations for getopt. + Copyright 1989, 1990, 1991, 1992, 1993, 1994, 1996, 1997, 1998, 2000 + Free Software Foundation, Inc. + + NOTE: The canonical source of this file is maintained with the GNU C Library. + Bugs can be reported to bug-glibc@gnu.org. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2, or (at your option) any + later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + USA. */ + + #ifndef _GETOPT_H + #define _GETOPT_H 1 + + //#include + + #if HAVE_UNISTD_H + /* Declares getopt, if present */ + #include + #endif + + #ifdef __cplusplus + extern "C" { + #endif + + /* We're building this with a C++ compiler, essentially. Such + compilers are not required to define __STDC__, but the path we + should follow, below, is indeed that marked by __STDC__. We don't + want to force a definition of __STDC__ (though that works), because + (a) that feels bad, and (b) some compilers perfectly reasonable + complain bitterly about it. So define THIS_IS__STDC__, and replace + occurrences of __STDC__ throughout with that. + + That means that all of the occurrences of THIS_IS__STDC__ in this + file and in getopt_long.c are redundant, but I'm leaving them here + in case it becomes necessary to do cleverer things with it than + simply define it to be 1, and also as a sort of warped documentation. */ + #define THIS_IS__STDC__ 1 + + #if !HAVE_DECL_GETOPT + /* For communication from `getopt' to the caller. + When `getopt' finds an option that takes an argument, + the argument value is returned here. + Also, when `ordering' is RETURN_IN_ORDER, + each non-option ARGV-element is returned here. */ + + extern char *optarg; + + /* Index in ARGV of the next element to be scanned. + This is used for communication to and from the caller + and for communication between successive calls to `getopt'. + + On entry to `getopt', zero means this is the first call; initialize. + + When `getopt' returns -1, this is the index of the first of the + non-option elements that the caller should itself scan. + + Otherwise, `optind' communicates from one call to the next + how much of ARGV has been scanned so far. */ + + extern int optind; + + /* Callers store zero here to inhibit the error message `getopt' prints + for unrecognized options. */ + + extern int opterr; + + /* Set to an option character which was unrecognized. */ + + extern int optopt; + + #endif /* ifndef HAVE_DECL_GETOPT */ + + #if !HAVE_DECL_GETOPT_LONG + /* Describe the long-named options requested by the application. + The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector + of `struct option' terminated by an element containing a name which is + zero. + + The field `has_arg' is: + no_argument (or 0) if the option does not take an argument, + required_argument (or 1) if the option requires an argument, + optional_argument (or 2) if the option takes an optional argument. + + If the field `flag' is not NULL, it points to a variable that is set + to the value given in the field `val' when the option is found, but + left unchanged if the option is not found. + + To have a long-named option do something other than set an `int' to + a compiled-in constant, such as set a value from `optarg', set the + option's `flag' field to zero and its `val' field to a nonzero + value (the equivalent single-letter option character, if there is + one). For long options that have a zero `flag' field, `getopt' + returns the contents of the `val' field. */ + + struct option + { + #if defined (THIS_IS__STDC__) && THIS_IS__STDC__ + const char *name; + #else + char *name; + #endif + /* has_arg can't be an enum because some compilers complain about + type mismatches in all the code that assumes it is an int. */ + int has_arg; + int *flag; + int val; + }; + + /* Names for the values of the `has_arg' field of `struct option'. */ + + #define no_argument 0 + #define required_argument 1 + #define optional_argument 2 + + #endif /* #if !HAVE_DECL_GETOPT_LONG */ + + #if defined (THIS_IS__STDC__) && THIS_IS__STDC__ + /* HAVE_DECL_* is a three-state macro: undefined, 0 or 1. If it is + undefined, we haven't run the autoconf check so provide the + declaration without arguments. If it is 0, we checked and failed + to find the declaration so provide a fully prototyped one. If it + is 1, we found it so don't provide any declaration at all. */ + #if defined (__GNU_LIBRARY__) || (defined (HAVE_DECL_GETOPT) && !HAVE_DECL_GETOPT) + /* Many other libraries have conflicting prototypes for getopt, with + differences in the consts, in stdlib.h. To avoid compilation + errors, only prototype getopt for the GNU C library. */ + extern int getopt (int argc, char *const *argv, const char *shortopts); + #else /* not __GNU_LIBRARY__ */ + # ifndef _AIX + # if !defined (HAVE_DECL_GETOPT) + extern int getopt (); + # endif + # endif + #endif /* __GNU_LIBRARY__ */ + #if !HAVE_DECL_GETOPT_LONG + extern int getopt_long (int argc, char *const *argv, const char *shortopts, + const struct option *longopts, int *longind); + extern int getopt_long_only (int argc, char *const *argv, + const char *shortopts, + const struct option *longopts, int *longind); + + /* Internal only. Users should not call this directly. */ + extern int _getopt_internal (int argc, char *const *argv, + const char *shortopts, + const struct option *longopts, int *longind, + int long_only); + #endif /* HAVE_DECL_GETOPT_LONG */ + #else /* not THIS_IS__STDC__ */ + #if !HAVE_DECL_GETOPT + extern int getopt (); + #endif /* HAVE_DECL_GETOPT */ + #if !HAVE_DECL_GETOPT_LONG + extern int getopt_long (); + extern int getopt_long_only (); + + extern int _getopt_internal (); + #endif /* HAVE_DECL_GETOPT_LONG */ + #endif /* THIS_IS__STDC__ */ + + + #ifdef __cplusplus + } + #endif + + #endif /* getopt.h */ *** ./vasprintf.c.ORIG Mon Jun 24 16:56:02 2013 --- ./vasprintf.c Mon Jun 24 16:56:02 2013 *************** *** 0 **** --- 1,188 ---- + /* Like vsprintf but provides a pointer to malloc'd storage, which must + be freed by the caller. + Copyright (C) 1994, 1998-1999, 2000-2003, 2006-2007 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + + /* + #include + */ + + /* Specification. */ + #include + + #include + #include + #include + #include + #include + + #ifdef TEST + size_t global_total_width; + #endif + + #ifndef va_copy + # define va_copy(__list1,__list2) ((void)(__list1 = __list2)) + #endif + + static int + int_vasprintf (char **result, const char *format, va_list args) + { + const char *p = format; + /* Add one to make sure that it is never zero, which might cause malloc + to return NULL. */ + size_t total_width = strlen (format) + 1; + va_list ap; + + va_copy (ap, args); + while (*p != '\0') + { + if (*p++ == '%') + { + while (strchr ("-+ #0", *p)) + ++p; + if (*p == '*') + { + ++p; + total_width += abs (va_arg (ap, int)); + } + else + total_width += strtoul (p, (char **) &p, 10); + if (*p == '.') + { + ++p; + if (*p == '*') + { + ++p; + total_width += abs (va_arg (ap, int)); + } + else + total_width += strtoul (p, (char **) &p, 10); + } + while (strchr ("hlLjtz", *p)) + ++p; + /* Should be big enough for any format specifier except %s + and floats. */ + total_width += 30; + switch (*p) + { + case 'd': + case 'i': + case 'o': + case 'u': + case 'x': + case 'X': + case 'c': + (void) va_arg (ap, int); + break; + case 'f': + case 'F': + { + double arg = va_arg (ap, double); + if (arg >= 1.0 || arg <= -1.0) + /* Since an ieee double can have an exponent of 307, we'll + make the buffer wide enough to cover the gross case. */ + total_width += 307; + } + break; + case 'e': + case 'E': + case 'g': + case 'G': + (void) va_arg (ap, double); + break; + case 's': + total_width += strlen (va_arg (ap, char *)); + break; + case 'p': + case 'n': + (void) va_arg (ap, char *); + break; + } + p++; + } + } + va_end (ap); + + #ifdef TEST + global_total_width = total_width; + #endif + *result = malloc (total_width); + if (*result != NULL) + return vsprintf (*result, format, args); + else + return -1; + } + + int + vasprintf (char **result, const char *format, va_list args) + { + return int_vasprintf (result, format, args); + } + + int + asprintf (char **result, const char *format, ...) + { + va_list args; + int done; + + va_start (args, format); + done = vasprintf (result, format, args); + va_end (args); + + return done; + } + + /* ========================= test program ========================= */ + + #ifdef TEST + + #include + + void + checkit (const char* format, ...) + { + va_list args; + char *result; + + va_start (args, format); + vasprintf (&result, format, args); + va_end (args); + if (strlen (result) < global_total_width) + printf ("PASS: "); + else + printf ("FAIL: "); + printf ("%lu %s\n", (unsigned long) global_total_width, result); + } + + int + main () + { + checkit ("%d", 0x12345678); + checkit ("%200d", 5); + checkit ("%.300d", 6); + checkit ("%100.150d", 7); + checkit ("%s", "jjjjjjjjjiiiiiiiiiiiiiiioooooooooooooooooppppppppppppaa\n\ + 777777777777777777333333333333366666666666622222222222777777777777733333"); + checkit ("%f%s%d%s", 1.0, "foo", 77, "asdjffffffffffffffiiiiiiiiiiixxxxx"); + checkit ("%e", DBL_MIN); + checkit ("%e", DBL_MAX); + checkit ("%.400f", DBL_MIN); + checkit ("%f", DBL_MAX); + checkit ("%g", DBL_MIN); + checkit ("%g", DBL_MAX); + return 0; + } + + #endif /* TEST */ *** ./vasprintf.h.ORIG Mon Jun 24 16:56:07 2013 --- ./vasprintf.h Mon Jun 24 16:56:25 2013 *************** *** 0 **** --- 1,55 ---- + /* vsprintf with automatic memory allocation. + Copyright (C) 2002-2003 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU Library General Public License as published + by the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, + USA. */ + + #ifndef _VASPRINTF_H + #define _VASPRINTF_H + + /* Get va_list. */ + #include + + #ifndef __attribute__ + /* This feature is available in gcc versions 2.5 and later. */ + # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ + # define __attribute__(Spec) /* empty */ + # endif + /* The __-protected variants of `format' and `printf' attributes + are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ + # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) + # define __format__ format + # define __printf__ printf + # endif + #endif + + #ifdef __cplusplus + extern "C" { + #endif + + /* Write formatted output to a string dynamically allocated with malloc(). + If the memory allocation succeeds, store the address of the string in + *RESULT and return the number of resulting bytes, excluding the trailing + NUL. Upon memory allocation error, or some other error, return -1. */ + extern int asprintf (char **result, const char *format, ...) + __attribute__ ((__format__ (__printf__, 2, 3))); + extern int vasprintf (char **result, const char *format, va_list args) + __attribute__ ((__format__ (__printf__, 2, 0))); + + #ifdef __cplusplus + } + #endif + + #endif /* _VASPRINTF_H */ *** ./nc.c.ORIG Mon Jun 24 16:56:49 2013 --- ./nc.c Mon Jun 24 16:57:06 2013 *************** *** 21,26 **** --- 21,27 ---- #include "fft.h" #endif #include "utils.h" + #include "vasprintf.h" char win_resize = 0; WINDOW *w_stats = NULL, *w_line1 = NULL, *w_slow = NULL, *w_line2 = NULL, *w_fast = NULL; *** ./utils.c.ORIG Mon Jun 24 16:57:25 2013 --- ./utils.c Mon Jun 24 16:57:38 2013 *************** *** 15,20 **** --- 15,21 ---- #include "error.h" #include "utils.h" + #include "vasprintf.h" double get_ts(void) { *** ./Makefile.ORIG Thu Dec 24 20:48:33 2015 --- ./Makefile Thu Dec 24 20:50:21 2015 *************** *** 31,48 **** TARGET=httping ! LOCALEDIR=/usr/share/locale ! DEBUG=yes ! WFLAGS=-Wall -W -Wextra -pedantic -D_FORTIFY_SOURCE=2 OFLAGS= CFLAGS+=$(WFLAGS) $(OFLAGS) -DVERSION=\"$(VERSION)\" -DLOCALEDIR=\"$(LOCALEDIR)\" ! LDFLAGS+=-lm PACKAGE=$(TARGET)-$(VERSION) ! PREFIX?=/usr BINDIR=$(PREFIX)/bin ! MANDIR=$(PREFIX)/share/man DOCDIR=$(PREFIX)/share/doc/$(TARGET) INSTALL=install --- 31,48 ---- TARGET=httping ! LOCALEDIR=/opt/freeware/share/locale ! DEBUG=no ! WFLAGS= OFLAGS= CFLAGS+=$(WFLAGS) $(OFLAGS) -DVERSION=\"$(VERSION)\" -DLOCALEDIR=\"$(LOCALEDIR)\" ! LDFLAGS+=-lm -L/opt/freeware/lib -lintl PACKAGE=$(TARGET)-$(VERSION) ! PREFIX=/opt/freeware BINDIR=$(PREFIX)/bin ! MANDIR=$(PREFIX)/man DOCDIR=$(PREFIX)/share/doc/$(TARGET) INSTALL=install *************** *** 58,64 **** TRANSLATIONS=nl.mo ! OBJS=gen.o http.o io.o error.o utils.o main.o tcp.o res.o socks5.o kalman.o cookies.o help.o colors.o MAN_EN=httping.1 MAN_NL=httping-nl.1 --- 58,64 ---- TRANSLATIONS=nl.mo ! OBJS=gen.o http.o io.o error.o utils.o main.o tcp.o res.o socks5.o kalman.o cookies.o help.o colors.o vasprintf.o getopt_long.o MAN_EN=httping.1 MAN_NL=httping-nl.1