Delete bundled copy of NSS and replace with README.

nspr/lib/libc/src/plgetopt.c

Index: nspr/lib/libc/src/plgetopt.c
diff --git a/nspr/lib/libc/src/plgetopt.c b/nspr/lib/libc/src/plgetopt.c
deleted file mode 100644
index 960decfec5c27a08af99cd44ab475c8d1e1306d6..0000000000000000000000000000000000000000
--- a/nspr/lib/libc/src/plgetopt.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/*
-** File:          plgetopt.c
-** Description:   utilities to parse argc/argv
-*/
-
-#include "prmem.h"
-#include "prlog.h"
-#include "prerror.h"
-#include "plstr.h"
-#include "plgetopt.h"
-
-#include <string.h>
-
-static char static_Nul = 0;
-
-struct PLOptionInternal
-{
-    const char *options;        /* client options list specification */
-    PRIntn argc;                /* original number of arguments */
-    char **argv;                /* vector of pointers to arguments */
-    PRIntn xargc;               /* which one we're processing now */
-    const char *xargv;          /* where within *argv[xargc] */
-    PRIntn minus;               /* do we already have the '-'? */
-    const PLLongOpt *longOpts;  /* Caller's array */
-    PRBool endOfOpts;           /* have reached a "--" argument */
-    PRIntn optionsLen;          /* is strlen(options) */
-};
-
-/*
-** Create the state in which to parse the tokens.
-**
-** argc        the sum of the number of options and their values
-** argv        the options and their values
-** options    vector of single character options w/ | w/o ':
-*/
-PR_IMPLEMENT(PLOptState*) PL_CreateOptState(
-    PRIntn argc, char **argv, const char *options)
-{
-    return PL_CreateLongOptState( argc, argv, options, NULL);
-}  /* PL_CreateOptState */
-
-PR_IMPLEMENT(PLOptState*) PL_CreateLongOptState(
-    PRIntn argc, char **argv, const char *options, 
-    const PLLongOpt *longOpts)
-{
-    PLOptState *opt = NULL;
-    PLOptionInternal *internal;
-
-    if (NULL == options) 
-    {
-        PR_SetError(PR_INVALID_ARGUMENT_ERROR, 0);
-        return opt;
-    }
-
-    opt = PR_NEWZAP(PLOptState);
-    if (NULL == opt) 
-    {
-        PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
-        return opt;
-    }
-
-    internal = PR_NEW(PLOptionInternal);
-    if (NULL == internal)
-    {
-        PR_DELETE(opt);
-        PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
-        return NULL;
-    }
-
-    opt->option = 0;
-    opt->value = NULL;
-    opt->internal = internal;
-    opt->longOption   =  0;
-    opt->longOptIndex = -1;
-
-    internal->argc = argc;
-    internal->argv = argv;
-    internal->xargc = 0;
-    internal->xargv = &static_Nul;
-    internal->minus = 0;
-    internal->options = options;
-    internal->longOpts = longOpts;
-    internal->endOfOpts = PR_FALSE;
-    internal->optionsLen = PL_strlen(options);
-
-    return opt;
-}  /* PL_CreateLongOptState */
-
-/*
-** Destroy object created by CreateOptState()
-*/
-PR_IMPLEMENT(void) PL_DestroyOptState(PLOptState *opt)
-{
-    PR_DELETE(opt->internal);
-    PR_DELETE(opt);
-}  /* PL_DestroyOptState */
-
-PR_IMPLEMENT(PLOptStatus) PL_GetNextOpt(PLOptState *opt)
-{
-    PLOptionInternal *internal = opt->internal;
-
-    opt->longOption   =  0;
-    opt->longOptIndex = -1;
-    /*
-    ** If the current xarg points to nul, advance to the next
-    ** element of the argv vector. If the vector index is equal
-    ** to argc, we're out of arguments, so return an EOL.
-    ** Note whether the first character of the new argument is
-    ** a '-' and skip by it if it is.
-    */
-    while (0 == *internal->xargv)
-    {
-        internal->xargc += 1;
-        if (internal->xargc >= internal->argc)
-        {
-            opt->option = 0;
-            opt->value = NULL;
-            return PL_OPT_EOL;
-        }
-        internal->xargv = internal->argv[internal->xargc];
-        internal->minus = 0;
-        if (!internal->endOfOpts && ('-' == *internal->xargv)) 
-        {
-            internal->minus++;
-            internal->xargv++;  /* and consume */
-            if ('-' == *internal->xargv && internal->longOpts) 
-            {
-                internal->minus++;
-                internal->xargv++;
-                if (0 == *internal->xargv) 
-                {
-                    internal->endOfOpts = PR_TRUE;
-                }
-            }
-        }
-    }
-
-    /*
-    ** If we already have a '-' or '--' in hand, xargv points to the next
-    ** option. See if we can find a match in the list of possible
-    ** options supplied.
-    */
-    if (internal->minus == 2) 
-    {
-        char * foundEqual = strchr(internal->xargv,'=');
-        PRIntn optNameLen = foundEqual ? (foundEqual - internal->xargv) :
-                            strlen(internal->xargv);
-        const PLLongOpt *longOpt = internal->longOpts;
-        PLOptStatus result = PL_OPT_BAD;
-
-        opt->option = 0;
-        opt->value  = NULL;
-
-        for (; longOpt->longOptName; ++longOpt) 
-        {
-            if (strncmp(longOpt->longOptName, internal->xargv, optNameLen))
-                continue;  /* not a possible match */
-            if (strlen(longOpt->longOptName) != optNameLen)
-                continue;  /* not a match */
-            /* option name match */
-            opt->longOptIndex = longOpt - internal->longOpts;
-            opt->longOption   = longOpt->longOption;
-            /* value is part of the current argv[] element if = was found */
-            /* note: this sets value even for long options that do not
-             * require option if specified as --long=value */
-            if (foundEqual) 
-            {
-                opt->value = foundEqual + 1;
-            }
-            else if (longOpt->valueRequired)
-            {
-                /* value is the next argv[] element, if any */
-                if (internal->xargc + 1 < internal->argc)
-                {
-                    opt->value = internal->argv[++(internal->xargc)];
-                }
-                /* missing value */
-                else
-                {
-                    break; /* return PL_OPT_BAD */
-                }
-            }
-            result = PL_OPT_OK;
-            break;
-        }
-        internal->xargv = &static_Nul; /* consume this */
-        return result;
-    }
-    if (internal->minus)
-    {
-        PRIntn cop;
-        PRIntn eoo = internal->optionsLen;
-        for (cop = 0; cop < eoo; ++cop)
-        {
-            if (internal->options[cop] == *internal->xargv)
-            {
-                opt->option = *internal->xargv++;
-                opt->longOption = opt->option & 0xff;
-                /*
-                ** if options indicates that there's an associated
-                ** value, it must be provided, either as part of this
-                ** argv[] element or as the next one
-                */
-                if (':' == internal->options[cop + 1])
-                {
-                    /* value is part of the current argv[] element */
-                    if (0 != *internal->xargv)
-                    {
-                        opt->value = internal->xargv;
-                    }
-                    /* value is the next argv[] element, if any */
-                    else if (internal->xargc + 1 < internal->argc)
-                    {
-                        opt->value = internal->argv[++(internal->xargc)];
-                    }
-                    /* missing value */
-                    else
-                    {
-                        return PL_OPT_BAD;
-                    }
-
-                    internal->xargv = &static_Nul;
-                    internal->minus = 0;
-                }
-                else 
-                    opt->value = NULL; 
-                return PL_OPT_OK;
-            }
-        }
-        internal->xargv += 1;  /* consume that option */
-        return PL_OPT_BAD;
-    }
-
-    /*
-    ** No '-', so it must be a standalone value. The option is nul.
-    */
-    opt->value = internal->argv[internal->xargc];
-    internal->xargv = &static_Nul;
-    opt->option = 0;
-    return PL_OPT_OK;
-}  /* PL_GetNextOpt */
-
-/* plgetopt.c */