let's commit all this before my VM blows up and nukes my work

1 files changed, 1134 insertions, 0 deletions

diff --git a/unsorted/Option.c b/unsorted/Option.c
new file mode 100644
index 0000000..410c807
--- /dev/null
+++ b/unsorted/Option.c
@@ -0,0 +1,1134 @@
+#include "parser.h"
+
+#define MAXSTACK 8
+
+static OptionList *optionlists[32];
+int numoptionlists;
+static OptionList internalset;
+static OptionList legalset;
+int numinternalset;
+int numlegalset;
+int maxlegalset;
+char curopt[1024];
+Opt48 oStack[8];
+int oStackPtr;
+
+enum {
+    ARGFLAG_1 = 1,
+    ARGFLAG_2 = 2,
+    ARGFLAG_4 = 4,
+    ARGFLAG_8 = 8,
+    ARGFLAG_10 = 0x10,
+    ARGFLAG_20 = 0x20,
+    ARGFLAG_40 = 0x40,
+    ARGFLAG_80 = 0x80
+};
+
+enum {
+    ARGSPELLFLAG_1 = 1,
+    ARGSPELLFLAG_2 = 2,
+    ARGSPELLFLAG_4 = 4,
+    ARGSPELLFLAG_8 = 8,
+    ARGSPELLFLAG_10 = 0x10,
+    ARGSPELLFLAG_20 = 0x20,
+    ARGSPELLFLAG_40 = 0x40,
+    ARGSPELLFLAG_80 = 0x80
+};
+
+enum {
+    OPTSPELLFLAG_1 = 1,
+    OPTSPELLFLAG_2 = 2,
+    OPTSPELLFLAG_4 = 4,
+    OPTSPELLFLAG_8 = 8,
+    OPTSPELLFLAG_10 = 0x10,
+    OPTSPELLFLAG_20 = 0x20,
+    OPTSPELLFLAG_40 = 0x40,
+    OPTSPELLFLAG_80 = 0x80
+};
+
+static void Option_PushList(OptionList *lst) {
+    Args_Push(1, lst, 0);
+}
+
+static void Option_PushOpt(Option *opt, const char *optname) {
+    char *cpy;
+    short flags = ARGFLAG_2;
+    if (opt && (opt->avail & OTF_STICKY)) {
+        if (Utils_CompareOptionString(opt->names, optname, opt->avail & OTF_CASED, OTF_STICKY)) {
+            flags |= ARGFLAG_80;
+        }
+    }
+    cpy = xstrdup(optname);
+    Args_Push(flags, opt, cpy);
+}
+
+static void Option_PopOpt(char *optname) {
+    Opt48 *os = Args_Pop(ARGFLAG_2);
+    if (optname)
+        strcpy(optname, os->e.o.curopt);
+    free(os->e.o.curopt);
+}
+
+static void Option_PopList() {
+    Args_Pop(ARGFLAG_1);
+}
+
+void Args_InitStack() {
+    oStackPtr = 0;
+}
+int Args_StackSize() {
+    return oStackPtr;
+}
+
+void Args_Push(short flags, void *first, void *second) {
+#line 104
+    OPTION_ASSERT(oStackPtr<MAXSTACK);
+    if (oStackPtr > 0)
+    {
+        short prev =
+                (flags & ARGFLAG_1) ? ARGFLAG_2 :
+                (flags & ARGFLAG_2) ? ARGFLAG_1 :
+                (flags & ARGFLAG_4) ? ARGFLAG_2 : -1;
+        OPTION_ASSERT(oStack[oStackPtr-1].flags & prev);
+    }
+
+    oStack[oStackPtr].e.v.first = first;
+    oStack[oStackPtr].e.v.second = second;
+    oStack[oStackPtr].flags = flags;
+    oStackPtr++;
+}
+
+Opt48 *Args_Pop(short flags)
+{
+    OPTION_ASSERT(oStackPtr>0);
+    --oStackPtr;
+    OPTION_ASSERT(oStack[oStackPtr].flags & flags);
+    return &oStack[oStackPtr];
+}
+
+void Args_SpellStack(char *buffer, short flags) {
+    char *bptr;
+    Opt48 *os;
+    int sp;
+    int level;
+
+    bptr = buffer;
+    sp = 0;
+    level = 0;
+    os = &oStack[sp];
+
+    while (sp < oStackPtr) {
+        if (!flags || !(os->flags & ARGFLAG_20)) {
+            if (os->flags & ARGFLAG_4) {
+                Opt48 *po = os - 1;
+                if (!(os[-1].flags & ARGFLAG_40)) {
+                    if ((level == 1 || level == 2) && !(po->flags & ARGFLAG_80))
+                        *(bptr++) = (flags & ARGSPELLFLAG_20) ? '\n' : ' ';
+                    os[-1].flags |= ARGFLAG_40;
+                } else if (level == 2) {
+                    *(bptr++) = ',';
+                } else if (level == 3) {
+                    *(bptr++) = '=';
+                }
+                strcpy(bptr, os->e.param);
+                bptr += strlen(bptr);
+            } else if (os->flags & ARGFLAG_2) {
+                if (level == 1) {
+                    *(bptr++) = MAINOPTCHAR[0];
+                } else if (level == 2) {
+                    Opt48 *po = os - 2;
+                    if (!(os[-1].flags & ARGFLAG_40) && !(po->flags & ARGFLAG_80))
+                        *(bptr++) = (flags & ARGSPELLFLAG_20) ? '\n' : ' ';
+                }
+
+                if (os[-1].flags & ARGFLAG_40) {
+                    if (level == 2) {
+                        if (flags & ARGSPELLFLAG_20)
+                            *(bptr++) = ',';
+                        else
+                            *(bptr++) = ' ';
+                    }
+                } else {
+                    if (level == 3) {
+                        *(bptr++) = '=';
+                    }
+                }
+
+                os[-1].flags |= ARGFLAG_40;
+                strcpy(bptr, os->e.o.curopt);
+                bptr += strlen(bptr);
+            }
+
+            if (flags & ARGSPELLFLAG_20)
+                os->flags |= ARGFLAG_20;
+        }
+
+        if (os->flags & ARGFLAG_1)
+            level++;
+
+        ++sp;
+        ++os;
+    }
+}
+
+void Args_AddToToolArgs(anon0_50 *ta) {
+    char buffer[4096];
+    char *nptr;
+
+    Args_SpellStack(buffer, ARGSPELLFLAG_20);
+    nptr = strchr(buffer, '\n');
+    if (nptr) {
+        *(nptr++) = 0;
+        Arg_AddToToolArgs(ta, 2, buffer);
+        Arg_AddToToolArgs(ta, 1, 0);
+    } else {
+        nptr = buffer;
+    }
+    Arg_AddToToolArgs(ta, 2, nptr);
+}
+
+void Options_Init() {
+    numoptionlists = 0;
+    maxlegalset = 0;
+    numlegalset = 0;
+    numinternalset = 0;
+
+    if (legalset.list)
+        free(legalset.list);
+    if (internalset.list)
+        free(internalset.list);
+
+    legalset.list = 0;
+    legalset.flags =
+            ((Option_ThisTool() & OTF_TOOL_COMPILER) ? LISTFLAGS_COMPILER : 0) |
+                    ((Option_ThisTool() & OTF_TOOL_LINKER) ? LISTFLAGS_LINKER : 0) |
+                    ((Option_ThisTool() & OTF_TOOL_DISASSEMBLER) ? LISTFLAGS_DISASSEMBLER : 0);
+    internalset.list = 0;
+    internalset.flags =
+            ((Option_ThisTool() & OTF_TOOL_COMPILER) ? LISTFLAGS_COMPILER : 0) |
+                    ((Option_ThisTool() & OTF_TOOL_LINKER) ? LISTFLAGS_LINKER : 0) |
+                    ((Option_ThisTool() & OTF_TOOL_DISASSEMBLER) ? LISTFLAGS_DISASSEMBLER : 0);
+
+    Args_InitStack();
+}
+
+OptionList *Options_GetOptions() {
+    return &legalset;
+}
+
+void Options_SortOptions() {
+    int r;
+
+    if (numinternalset > 0) {
+        legalset.list = (Option **) xrealloc("options", legalset.list, sizeof(Option *) * (numinternalset + 1));
+        for (r = 0; r < numinternalset; r++) {
+            if (internalset.list[r]->avail & (OTF_STICKY | OTF_CASED))
+                legalset.list[numlegalset++] = internalset.list[r];
+        }
+        for (r = 0; r < numinternalset; r++) {
+            if (!(internalset.list[r]->avail & (OTF_STICKY | OTF_CASED)))
+                legalset.list[numlegalset++] = internalset.list[r];
+        }
+        legalset.list[numlegalset] = 0;
+
+        if (internalset.list)
+            free(internalset.list);
+        internalset.list = 0;
+        numinternalset = 0;
+    }
+}
+
+static void Options_AddOption(Option *opt) {
+    if (numinternalset >= maxlegalset) {
+        maxlegalset += 32;
+        internalset.list = (Option **) xrealloc("options", internalset.list, sizeof(Option *) * (maxlegalset + 1));
+    }
+
+    internalset.list[numinternalset++] = opt;
+    internalset.list[numinternalset] = 0;
+}
+
+int Options_AddList(OptionList *optlst) {
+    Option **ptr;
+
+    if (numoptionlists >= 32)
+        CLPFatalError("Too many option lists defined!");
+
+    optionlists[numoptionlists++] = optlst;
+    for (ptr = optlst->list; *ptr; ptr++)
+        Options_AddOption(*ptr);
+
+    return 1;
+}
+
+int Options_AddLists(OptionList **optlst) {
+    int ret = 1;
+    OptionList **ptr;
+
+    for (ptr = optlst; *ptr; ptr++) {
+        ret = Options_AddList(*ptr);
+        if (!ret)
+            return ret;
+    }
+
+    return ret;
+}
+
+static void Options_Reset(OptionList *optlst) {
+    Option **os;
+
+    os = optlst->list;
+    if (os) {
+        for (; *os; os++) {
+            (*os)->avail &= ~(OTF_INTERNAL_ALREADY_SEEN | OTF_INTERNAL_SEEN_CONFLICTED);
+        }
+    }
+}
+
+static void Option_SpellList(char *buffer, OptionList *conflicts, int flags) {
+    Option **scan;
+    Boolean first;
+    int total;
+    char tmp[256];
+    Option **next;
+    int slflags;
+
+    scan = conflicts->list;
+    first = 1;
+    total = 0;
+    while (*scan) {
+        next = scan + 1;
+        if (!((*scan)->avail & (((parseopts.helpFlags & HELPFLAGS_SECRET) ? 0 : OTF_SECRET) | ((parseopts.helpFlags & HELPFLAGS_DEPRECATED) ? 0 : OTF_DEPRECATED) | OTF_SUBSTITUTED)) && (*scan)->names[0]) {
+            if (!first)
+                buffer += sprintf(buffer, ", ");
+            if (first)
+                first = 0;
+
+            if (total > 1) {
+                while (*next && (((*next)->avail & (((parseopts.helpFlags & HELPFLAGS_SECRET) ? 0 : OTF_SECRET) | ((parseopts.helpFlags & HELPFLAGS_DEPRECATED) ? 0 : OTF_DEPRECATED) | OTF_SUBSTITUTED)) || !(*next)->names[0])) {
+                    ++next;
+                }
+
+                if (!*next)
+                    buffer += sprintf(buffer, "or ");
+            }
+
+            slflags = (flags & OPTSPELLFLAG_2) ? SLFLAGS_2 : SLFLAGS_1;
+            switch ((*scan)->avail & OTF_SLFLAGS_MASK) {
+                case OTF_SLFLAGS_8:
+                    slflags |= SLFLAGS_8;
+                    break;
+                case OTF_SLFLAGS_20:
+                    slflags |= SLFLAGS_20;
+                    break;
+                case OTF_SLFLAGS_10:
+                    slflags |= SLFLAGS_10;
+                    break;
+            }
+
+            Utils_SpellList((*scan)->names, tmp, slflags);
+            total++;
+            buffer += sprintf(buffer, "%s", tmp);
+
+            if ((*scan)->avail & OTF_HAS_SUB_OPTIONS)
+                buffer += sprintf(buffer, " ...");
+        }
+        scan++;
+    }
+}
+
+int Option_ForTool(Option *opt, int which) {
+    return !which || (opt->avail & which);
+}
+
+int Option_ThisTool() {
+    return (pTool->TYPE == CWDROPINCOMPILERTYPE) ? OTF_TOOL_COMPILER : OTF_TOOL_LINKER;
+}
+
+int Option_ForThisTool(Option *opt) {
+    return !Option_ForTool(opt, OTF_TOOL_MASK) || Option_ForTool(opt, Option_ThisTool());
+}
+
+int Option_AlsoPassedToTool(Option *opt, int which) {
+    return Option_ForThisTool(opt) && Option_ForTool(opt, which);
+}
+
+int Option_AlsoPassedFromThisTool(Option *opt) {
+    return Option_ForThisTool(opt) && Option_ForTool(opt, ~Option_ThisTool() & OTF_TOOL_MASK);
+}
+
+static Boolean Option_ContinuesThisLevel(int level, ArgToken *tok) {
+    ArgToken *tmp;
+    int ret; // not in stabs but i think this exists
+
+    if (level == 1) {
+        return (tok->val == ATK_ARG_END) || (tok->val == ATK_OPTION) || (tok->val == ATK_ARG);
+    } else if (level == 2) {
+        tmp = Arg_UsedToken();
+        ret = (tok->val == ATK_COMMA && tmp->val != ATK_OPTION) || (tok->val == ATK_ARG && tmp->val != ATK_ARG_END);
+        Arg_UndoToken();
+        return ret;
+    } else if (level == 3) {
+        return (tok->val == ATK_EQUALS) || (tok->val == ATK_ARG);
+    } else {
+        return 0;
+    }
+}
+
+static short endingStack[5][3];
+static Boolean Option_IsEndingThisLevel(int level, ArgToken *tok) {
+    ArgToken *tmp;
+
+    if (!tok)
+        return 1;
+    if (tok->val == endingStack[level][0])
+        return 1;
+
+    if (endingStack[level][1] && tok->val == endingStack[level][1]) {
+        tmp = Arg_UsedToken();
+        if (tmp && tmp->val == endingStack[level][2]) {
+            Arg_UndoToken();
+            return 1;
+        }
+        Arg_UndoToken();
+    }
+
+    return 0;
+}
+
+static Boolean Option_IsEndingLevel(int level, ArgToken *tok) {
+    if (!tok)
+        return 1;
+
+    while (level > 0) {
+        if (Option_IsEndingThisLevel(level - 1, tok))
+            return 1;
+        level--;
+    }
+
+    return 0;
+}
+
+int Option_Parse(Option *opt, int oflags) {
+    int ret;
+    int pushed;
+    int samelevel;
+    int subparse;
+    int flags;
+    char errstr[1024];
+    Option **cscan;
+    Option **scan;
+    int goingtosubparse;
+    ArgToken *tok;
+
+    ret = 1;
+    pushed = 0;
+    samelevel = (opt->avail & OTF_GLOBAL) == (oflags & OFLAGS_1);
+    subparse = (oflags & OFLAGS_2) != 0;
+    flags = 0;
+    if (subparse) flags |= PFLAGS_4;
+    if (oflags & OFLAGS_8) flags |= PFLAGS_8;
+    if (oflags & OFLAGS_40) flags |= PFLAGS_1;
+
+    if (curopt[0]) {
+        pushed = 1;
+        Option_PushOpt(opt, curopt);
+    }
+
+    if (samelevel) {
+        if (!(flags & PFLAGS_1)) {
+            if ((opt->avail & OTF_INTERNAL_ALREADY_SEEN) && (opt->avail & OTF_ONLY_ONCE)) {
+                Option_Warning(CLPStr30_OptionShouldNotBeSpecifiedMultipleTimes);
+            } else if (opt->avail & OTF_HAS_CONFLICTS) {
+                cscan = opt->conflicts->list;
+                while (*cscan && (*cscan == opt || !((*cscan)->avail & OTF_INTERNAL_ALREADY_SEEN))) {
+                    ++cscan;
+                }
+
+                if (*cscan && *cscan != opt) {
+                    (*cscan)->avail &= ~OTF_INTERNAL_ALREADY_SEEN;
+                    Option_SpellList(errstr, opt->conflicts, oflags);
+                    if (opt->conflicts->help)
+                        Option_Warning(CLPStr32_OptionOverridesEffectWithHelp, (*cscan)->names, errstr, opt->conflicts->help);
+                    else
+                        Option_Warning(CLPStr31_OptionOverridesEffect, (*cscan)->names, errstr);
+                }
+            }
+        }
+
+        if (Option_ThisTool() == OTF_TOOL_COMPILER && Option_ForTool(opt, OTF_TOOL_LINKER | OTF_TOOL_DISASSEMBLER)) {
+            flags |= PFLAGS_2;
+            if (!Option_ForThisTool(opt))
+                flags |= PFLAGS_1;
+            if (!subparse)
+                Arg_AddToToolArgs(&linkargs, ATK_ARG_END, 0);
+            Args_AddToToolArgs(&linkargs);
+        }
+
+        if (!(flags & PFLAGS_1)) {
+            if (opt->avail & OTF_OBSOLETE) {
+                if (opt->help)
+                    Option_Error(CLPStr22_OptionObsoleteWithHelp, opt->help);
+                else
+                    Option_Error(CLPStr21_OptionObsolete);
+                flags |= PFLAGS_1;
+            }
+
+            if (opt->avail & OTF_IGNORED) {
+                if (!(opt->avail & (OTF_WARNING | OTF_MEANINGLESS))) {
+                    if (opt->help)
+                        Option_Warning(CLPStr27_OptionIgnoredWithText, opt->help);
+                    else
+                        Option_Warning(CLPStr26_OptionIgnored);
+                }
+                flags |= PFLAGS_1;
+            } else if (opt->avail & OTF_SUBSTITUTED) {
+                Option_Warning(CLPStr23_OptionXSubstitutedWithX, curopt, opt->help);
+            } else if (opt->avail & OTF_DEPRECATED) {
+                if (opt->help)
+                    Option_Warning(CLPStr25_OptionDeprecatedWithHelp, opt->help);
+                else
+                    Option_Warning(CLPStr24_OptionDeprecated);
+            }
+
+            if (opt->avail & OTF_WARNING)
+                Option_Warning(CLPStr28_WarningText, opt->help);
+            if (opt->avail & OTF_MEANINGLESS)
+                Option_Warning(CLPStr29_OptionHasNoEffect);
+        }
+
+        opt->avail |= OTF_INTERNAL_ALREADY_SEEN;
+        if (opt->avail & OTF_HAS_CONFLICTS) {
+            scan = opt->conflicts->list;
+            opt->avail |= OTF_INTERNAL_SEEN_CONFLICTED;
+            while (*scan) {
+                (*scan)->avail |= OTF_INTERNAL_SEEN_CONFLICTED;
+                scan++;
+            }
+        }
+    } else {
+        flags |= PFLAGS_1;
+    }
+
+    goingtosubparse = opt->avail & OTF_HAS_SUB_OPTIONS;
+    if (opt->param) {
+        ret = Params_Parse(opt->param, flags | (goingtosubparse ? PFLAGS_20 : 0));
+    } else {
+        tok = Arg_PeekToken();
+        if (tok && tok->val == ATK_EQUALS)
+            Arg_UsedToken();
+    }
+
+    if (ret && goingtosubparse) {
+        ret = ret && Options_Parse(
+                opt->sub,
+                (oflags & ~OFLAGS_4)
+                | OFLAGS_2
+                    | ((flags & PFLAGS_1) ? OFLAGS_40 : 0)
+                      | (subparse ? OFLAGS_10 : 0)
+                      | ((opt->avail & OTF_SUB_OPTIONS_OPTIONAL) ? OFLAGS_4 : 0)
+        );
+    }
+
+    if (pushed)
+        Option_PopOpt(curopt);
+
+    if (Option_ThisTool() == OTF_TOOL_COMPILER && !subparse)
+        Arg_AddToToolArgs(&linkargs, ATK_ARG_END, 0);
+
+    return ret;
+}
+
+static int Option_MatchString(char *list, char *str, int flags, int *result) {
+    int str_len;
+    char cpy[64];
+
+    if (result)
+        *result = 0;
+
+    if (!list[0] && !str[0])
+        return 1;
+
+    while (*list) {
+        if (Utils_CompareOptionString(list, str, flags & OTF_CASED, 0))
+            return 1;
+
+        switch (flags & OTF_SLFLAGS_MASK) {
+            case OTF_SLFLAGS_8:
+                if (my_tolower(str[0]) == 'n' && my_tolower(str[1]) == 'o' && Utils_CompareOptionString(list, str + 2, flags & OTF_CASED, 0)) {
+                    if (result)
+                        *result |= 0x100000;
+                    return 1;
+                }
+                break;
+            case OTF_SLFLAGS_20:
+                if (my_tolower(str[0]) == 'n' && my_tolower(str[1]) == 'o' && str[2] == '-' && Utils_CompareOptionString(list, str + 3, flags & OTF_CASED, 0)) {
+                    if (result)
+                        *result |= 0x400000;
+                    return 1;
+                }
+                break;
+            case OTF_SLFLAGS_10:
+                str_len = strlen(str);
+                if (str[str_len - 1] == '-') {
+                    strcpy(cpy, str);
+                    cpy[str_len - 1] = 0;
+                    if (Utils_CompareOptionString(list, cpy, flags & OTF_CASED, 0)) {
+                        if (result)
+                            *result |= 0x200000;
+                        return 1;
+                    }
+                }
+                break;
+        }
+
+        while (*list && *list != '|')
+            ++list;
+
+        if (*list)
+            ++list;
+        if (*list == '|')
+            ++list;
+    }
+
+    return 0;
+}
+
+static Option *Option_Lookup(OptionList *search, int unk, int *flags) {
+    Option **os;
+    Option *stickyopt;
+    int stickyflags;
+    Boolean matched;
+    char *names;
+
+    os = search->list;
+    stickyopt = 0;
+    stickyflags = *flags;
+
+    if (os) {
+        while (*os) {
+            names = (*os)->names;
+            if (((*os)->avail & OTF_STICKY) == OTF_STICKY) {
+                while (*names && *names != '|')
+                    ++names;
+                if (*names)
+                    ++names;
+                if (*names == '|')
+                    ++names;
+            }
+
+            matched = Option_MatchString(names, curopt, (*os)->avail & (OTF_SLFLAGS_MASK | OTF_CASED), flags) && (*names || names == (*os)->names);
+            if (matched) {
+                if (!stickyopt || (*os)->names[0] == curopt[0] || strlen(curopt) > 1)
+                    return *os;
+            }
+
+            if ((*os)->avail & OTF_STICKY) {
+                matched = Utils_CompareOptionString((*os)->names, curopt, (*os)->avail & OTF_CASED, 2);
+                if (matched)
+                    stickyflags |= OTF_STICKY;
+            } else {
+                matched = 0;
+            }
+
+            if (matched)
+                stickyopt = *os;
+
+            ++os;
+        }
+    }
+
+    *flags = stickyflags;
+    return stickyopt;
+}
+
+static int Options_DoParse(OptionList *search, int flags) {
+    // search: r26 *n
+    // flags: r28 *n
+    int haderrors; // r30 *n
+    int parsedany; // r23 *n
+    int failed; // r24 *n
+    int matchflags; // stack 0x38
+    int subparse; // r20 *n
+    ArgToken *starttok; // r0 (actually r19 i think?)
+    int mystery_r31; // figure out what var this actually is
+    ArgToken *tok; // r25 *n
+    ArgToken *opttok; // r27 *n
+    ArgToken *token_r18; // r18 MAYBE????
+    Option *opt; // r16 *n
+    Boolean isOpt; // r0
+    char *lptr; // r17 *n
+    char *optname; // r16 *n
+
+    // 915
+    haderrors = 0;
+    // 917
+    failed = 0;
+    // 918
+    matchflags = 0;
+    // 920
+    subparse = (flags & OFLAGS_2) != 0;
+    // 921
+    mystery_r31 = subparse && (flags & OFLAGS_10);
+    // 925
+    opttok = 0;
+    // 929
+    mystery_r31 = (subparse == 0) ? 1 : (mystery_r31 == 0) ? 2 : 3;
+
+    starttok = Arg_PeekToken(); // i think this is starttok
+    while ((token_r18 = Arg_PeekToken())) {
+        parsedany = 0;
+        isOpt = ((mystery_r31 == 1) && (token_r18->val == ATK_OPTION)) || ((mystery_r31 == 2) && (token_r18->val == ATK_ARG) && (token_r18->text[0] || search->flags & LISTFLAGS_4)) || ((mystery_r31 == 3) && (token_r18->val == ATK_EQUALS));
+        // 950 17CFD4
+        if ((mystery_r31 == 3) && isOpt) {
+            token_r18 = Arg_UsedToken();
+            isOpt = token_r18 && (token_r18->val == ATK_ARG);
+            flags &= ~OFLAGS_4;
+        }
+        // 957 17D00C
+        if (isOpt) {
+            // 959
+            opt = 0;
+            // 960
+            Arg_GetTokenText(token_r18, curopt, sizeof(curopt), 0);
+            // 963
+            if (curopt[0]) {
+                opt = Option_Lookup(search, 0x700000, &matchflags);
+                if (opt) {
+                    opttok = token_r18;
+                    if (!(matchflags & 2)) {
+                        // 972
+                        if (token_r18->val == ATK_OPTION)
+                            Arg_UsedToken();
+                        token_r18 = Arg_UsedToken();
+                    } else {
+                        lptr = opt->names;
+                        optname = token_r18->text;
+                        while (*lptr && *lptr != '|')
+                            ++lptr;
+                        token_r18 = Arg_UsedToken();
+
+                        if (!subparse)
+                            strcpy(token_r18->text, optname + (lptr - opt->names));
+
+                        curopt[(lptr - opt->names)] = 0;
+
+                        if (!token_r18->text || !token_r18->text[0]) {
+                            Option_PushOpt(0, curopt);
+                            Option_ParamError(CLPStr34_ArgumentsExpected, curopt);
+                            Option_PopOpt(0);
+                            return 0;
+                        }
+                    }
+                }
+            }
+
+            // 1006
+            if (!opt) {
+                // 1009
+                if (search->flags & LISTFLAGS_4) {
+                    char saveopt[1024]; // stack 0xBC
+                    strcpy(saveopt, curopt);
+                    curopt[0] = 0;
+                    opt = Option_Lookup(search, 0, &matchflags);
+                    strcpy(curopt, token_r18->text);
+
+                    // 1019
+                    if (opt) {
+                        if (opt->names[0])
+                            token_r18 = Arg_UsedToken();
+                        if (token_r18->val == ATK_EQUALS)
+                            Arg_UsedToken();
+                        haderrors = Option_Parse(opt, flags) == 0;
+                        parsedany = 1;
+                        if (haderrors)
+                            failed = 1;
+                        opt = 0;
+                    } else {
+                        CLPFatalError("Missing default for variable list");
+                        return 0;
+                    }
+                    // 1041
+                    strcpy(curopt, saveopt);
+                } else if (!opt) {
+                    // 1059
+                    curopt[0] = 0;
+                    // 1061
+                    if (mystery_r31 > 1) {
+                        if ((flags & OFLAGS_4) && token_r18 == starttok)
+                            return haderrors == 0;
+                        // 1072
+                        if (search->flags & LISTFLAGS_ALLOW_UNKNOWNS) {
+                            if (!(flags & OFLAGS_1)) {
+                                Option_SpellList(curparam, search, flags);
+                                Option_Warning(CLPStr20_UnknownOptionX_ExpectedOneOfX, token_r18->text, curparam);
+                            }
+                            Arg_UsedToken();
+                            parsedany = 1;
+                        } else {
+                            // 1090
+                            Option_SpellList(curparam, search, flags);
+                            Option_Error(CLPStr20_UnknownOptionX_ExpectedOneOfX, token_r18->text, curparam);
+                            failed = 1;
+                            haderrors++;
+                        }
+                    } else {
+                        // 1099
+                        if ((search->flags & LISTFLAGS_ALLOW_UNKNOWNS) || parseopts.ignoreUnknown) {
+                            // 1101
+                            if (!(flags & OFLAGS_1))
+                                Option_Warning(CLPStr19_UnknownOptionX, token_r18->text);
+                            Arg_UsedToken();
+                            Arg_GetToken();
+                            parsedany = 1;
+                        } else {
+                            // 1115
+                            Option_Error(CLPStr19_UnknownOptionX, token_r18->text);
+                            failed = 1;
+                            haderrors++;
+                        }
+                    }
+                }
+            }
+
+            // 1126 - after_if_1006
+            if (!haderrors && !failed && opt) {
+                flags &= ~OFLAGS_8;
+                if (matchflags & 0x700000)
+                    flags |= OFLAGS_8;
+                haderrors = Option_Parse(opt, flags) == 0;
+                if (haderrors)
+                    failed = 1;
+                parsedany++;
+            } // else: goto 1229
+        } else if ((mystery_r31 == 1) && (token_r18->val == ATK_ARG)) {
+            // 1142
+            opttok = 0;
+            curopt[0] = 0;
+            opt = Option_Lookup(search, 0, &matchflags);
+            strcpy(curopt, token_r18->text);
+            if (!opt) {
+                Option_Warning(CLPStr33_NoDefaultHandlerSetUpForX_Ignoring, curopt);
+                failed = 1;
+            } else {
+                if (!(flags & OFLAGS_1)) {
+                    haderrors = Option_Parse(opt, flags) == 0;
+                } else {
+                    parseopts.possibleFiles++;
+                    haderrors = 0;
+                }
+                parsedany = 1;
+                if (haderrors)
+                    failed = 1;
+                else
+                    Arg_UsedToken();
+            }
+        } else if ((mystery_r31 > 1) && Option_IsEndingLevel(mystery_r31, token_r18)) {
+            // 1193
+            Option *opt;
+            char saveopt[64]; // stack 0x7C
+            strcpy(saveopt, curopt);
+            if (!(search->flags & LISTFLAGS_4)) {
+                curopt[0] = 0;
+                opt = Option_Lookup(search, 0, &matchflags); // probably wrong result reg
+            } else {
+                opt = 0; // probably wrong reg
+            }
+            // 1203
+            if (!opt) {
+                // 1205
+                if (!(flags & OFLAGS_4)) {
+                    Option_Error(CLPStr34_ArgumentsExpected, saveopt);
+                    failed = 1;
+                    haderrors++;
+                } else {
+                    strcpy(curopt, saveopt);
+                    break;
+                }
+            } else {
+                // 1219
+                haderrors = Option_Parse(opt, flags) == 0;
+                parsedany = 1;
+                if (haderrors)
+                    failed = 1;
+            }
+            // 1224
+            strcpy(curopt, saveopt);
+        }
+
+        // 1229 after_if_1126
+        // This is where tok comes into play.
+        tok = Arg_PeekToken();
+        // 1231
+        if (!failed) {
+            if (tok && (tok->val == ATK_ARG) && (matchflags & 2)) {
+                // 1235
+                ArgToken *prev; // r16
+                char sticky[64]; // stack 0x3C
+                prev = Arg_UndoToken();
+                tok = Arg_UsedToken();
+                if (tok->text[0] && prev == opttok) {
+                    if (opttok) {
+                        strcpy(sticky, opttok->text);
+                        sticky[strlen(tok->text)] = 0;
+                        Option_PushOpt(0, sticky);
+                        Param_Error(CLPStr36_UnexpectedAdditionalArgumentX, Arg_GetTokenName(tok));
+                        Option_PopOpt(0);
+                    } else {
+                        CLPReportError(CLPStr36_UnexpectedAdditionalArgumentX, Arg_GetTokenName(tok));
+                    }
+                    // 1251
+                    haderrors++;
+                    // goes to 1323
+                } else {
+                    // 1256
+                    if (!tok->text[0])
+                        tok = Arg_UsedToken();
+                    // 1257
+                    if (flags & OFLAGS_1)
+                        parseopts.possibleFiles++;
+                    // goes to 1323
+                }
+            } else {
+                // 1267
+                if (Option_IsEndingThisLevel(mystery_r31 - 1, tok))
+                    break;
+                if (Option_IsEndingThisLevel(mystery_r31 + 1, tok)) {
+                    // 1276
+                    ArgToken *prev = tok; // r16
+                    tok = Arg_UsedToken();
+                    // 1278
+                    if ((mystery_r31 != 1) || (tok->val != ATK_OPTION)) {
+                        // 1280
+                        if (opttok) {
+                            Option_PushOpt(0, opttok->text);
+                            if (tok->val == ATK_ARG)
+                                Param_Error(CLPStr36_UnexpectedAdditionalArgumentX, Arg_GetTokenName(tok));
+                            else
+                                Param_Error(CLPStr35_TokenXNotExpected, Arg_GetTokenName(prev));
+                            Option_PopOpt(opttok->text);
+                        } else if (tok->val == ATK_ARG) {
+                            // 1292
+                            CLPReportError(CLPStr36_UnexpectedAdditionalArgumentX, Arg_GetTokenName(tok));
+                        } else {
+                            // 1294
+                            CLPReportError(CLPStr35_TokenXNotExpected, Arg_GetTokenName(prev));
+                        }
+                        haderrors++;
+                        failed++;
+                    }
+                    // goto 1323
+                } else if ((mystery_r31 < 2) && Option_IsEndingThisLevel(mystery_r31 + 2, tok)) {
+                    // 1303
+                    if (opttok) {
+                        Option_PushOpt(0, opttok->text);
+                        if (tok->val == ATK_ARG)
+                            Param_Error(CLPStr36_UnexpectedAdditionalArgumentX, Arg_GetTokenName(tok));
+                        else
+                            Param_Error(CLPStr35_TokenXNotExpected, Arg_GetTokenName(tok));
+                        Option_PopOpt(opttok->text);
+                    } else if (tok->val == ATK_ARG) {
+                        CLPReportError(CLPStr36_UnexpectedAdditionalArgumentX, Arg_GetTokenName(tok));
+                    } else {
+                        CLPReportError(CLPStr35_TokenXNotExpected, Arg_GetTokenName(tok));
+                    }
+                    haderrors++;
+                    failed++;
+                }
+            }
+        } // else: 1323
+
+        if (haderrors || failed) {
+            while (!Option_IsEndingLevel(mystery_r31, tok))
+                tok = Arg_GetToken();
+            if (!tok)
+                tok = Arg_UndoToken();
+#line 1335
+            OPTION_ASSERT(tok);
+        }
+
+        if (!parsedany || haderrors)
+            break;
+
+        if (Option_IsEndingThisLevel(mystery_r31, tok))
+            Arg_UsedToken();
+        else if (!Option_ContinuesThisLevel(mystery_r31, tok))
+            break;
+    }
+
+    return haderrors == 0;
+}
+
+int Options_Parse(OptionList *options, int flags) {
+    // options: r30
+    // flags: r31
+    int ret; // r31
+    char savecuropt[64]; // stack 0x3C
+
+    Options_Reset(options);
+    Option_PushList(options);
+
+    if (!(flags & 2)) {
+        ret = Options_DoParse(options, flags);
+        if (Option_ThisTool() == OTF_TOOL_COMPILER)
+            Arg_AddToToolArgs(&linkargs, 1, 0);
+    } else {
+        strcpy(savecuropt, curopt);
+        ret = Options_DoParse(options, flags);
+        strcpy(curopt, savecuropt);
+    }
+
+    Option_PopList();
+    return ret;
+}
+
+int Option_ParseDefaultOption(OptionList *options) {
+    // options: r31
+    int ret; // r31
+    Option *dopt; // r0
+    int matchflags; // 0x3C
+
+    Options_Reset(options);
+    Option_PushList(options);
+
+    strcpy(curopt, "defaultoptions");
+    dopt = Option_Lookup(options, 0, &matchflags);
+    if (!dopt) {
+        CLPFatalError("Default options not defined");
+        ret = 1;
+    } else {
+        ret = Option_Parse(dopt, 0);
+    }
+
+    Option_PopList();
+    return ret;
+}
+
+void Option_ParamError(short id, va_list ap) {
+    char buf[4096];
+
+    CLPGetErrorString(id, buf);
+    sprintf(&buf[strlen(buf)], "\nwhile parsing option '");
+    Args_SpellStack(&buf[strlen(buf)], 0);
+    sprintf(&buf[strlen(buf)], "'");
+    CLPReportError_V(buf, ap);
+}
+
+void Option_ParamWarning(short id, va_list ap) {
+    char buf[1024];
+
+    CLPGetErrorString(id, buf);
+    sprintf(&buf[strlen(buf)], "\nwhile parsing option '");
+    Args_SpellStack(&buf[strlen(buf)], 0);
+    sprintf(&buf[strlen(buf)], "'");
+    CLPReportWarning_V(buf, ap);
+}
+
+void Option_OptionError(short id, va_list ap) {
+    char buf[1024];
+
+    CLPGetErrorString(id, buf);
+    if (Args_StackSize() >= 2) {
+        sprintf(&buf[strlen(buf)], "\nwhile parsing option '");
+        Args_SpellStack(&buf[strlen(buf)], 0);
+        sprintf(&buf[strlen(buf)], "'");
+    }
+    CLPReportError_V(buf, ap);
+}
+
+void Option_OptionWarning(short id, va_list ap) {
+    char buf[1024];
+
+    CLPGetErrorString(id, buf);
+    if (Args_StackSize() >= 2) {
+        sprintf(&buf[strlen(buf)], "\nwhile parsing option '");
+        Args_SpellStack(&buf[strlen(buf)], 0);
+        sprintf(&buf[strlen(buf)], "'");
+    }
+    CLPReportWarning_V(buf, ap);
+}
+
+void Option_Error(short id, ...) {
+    va_list va;
+    va_start(va, id);
+    Option_OptionError(id, va);
+    va_end(va);
+}
+
+void Option_Warning(short id, ...) {
+    va_list va;
+    va_start(va, id);
+    Option_OptionWarning(id, va);
+    va_end(va);
+}
+
+int Options_Help(const char *keyword) {
+    // keyword: r31
+    int scan; // r26
+    OptionList *lst; // r25
+
+    Help_Init();
+
+    if (parseopts.helpFlags & HELPFLAGS_USAGE) {
+        ShowVersion(1);
+        Help_Line('=');
+        Help_Usage();
+    } else {
+        ShowVersion(1);
+        for (scan = 0; scan < numoptionlists; scan++) {
+            if ((lst = optionlists[scan])) {
+                if (parseopts.helpFlags & HELPFLAGS_8000) {
+                    if (keyword && keyword[0] && lst->help && strstr(lst->help, keyword))
+                        Help_Options(lst, 0, "");
+                } else {
+                    Help_Options(lst, 0, keyword);
+                }
+            }
+        }
+    }
+
+    Help_Term();
+    return 1;
+}
+
+int Option_Help(const char *opt) {
+    // opt: r31
+    Option *find; // r29
+    int matchflags; // stack 0x3C
+    int ret; // r29
+
+    find = 0;
+    Option_PushList(Options_GetOptions());
+    Option_PushOpt(0, "help");
+    if (opt[0] == MAINOPTCHAR[0])
+        strcpy(curopt, opt + 1);
+    else
+        strcpy(curopt, opt);
+
+    if (!curopt[1])
+        find = Option_Lookup(Options_GetOptions(), 0x700002, &matchflags);
+    if (!find)
+        find = Option_Lookup(Options_GetOptions(), 0x700000, &matchflags);
+
+    if (find) {
+        Help_Init();
+        if (!Help_Option(Options_GetOptions(), find, 0, ""))
+            CLPReportWarning(CLPStr38_NoHelpAvailableForOptionX, opt);
+        Help_Term();
+        ret = 1;
+    } else {
+        Option_Error(CLPStr19_UnknownOptionX, opt);
+        ret = 0;
+    }
+
+    Option_PopOpt(curopt);
+    Option_PopList();
+    return ret;
+}
+
+int Options_DisplayHelp() {
+    if (parseopts.helpFlags & HELPFLAGS_1)
+        return Option_Help(parseopts.helpKey);
+    else
+        return Options_Help(parseopts.helpKey);
+}