windows-nt/Source/XPSP1/NT/sdktools/mep/browser/mbrmake/addtolst.c
2020-09-26 16:20:57 +08:00

1005 lines
20 KiB
C

//
// ADDTOLST.C - Add each record from the .SBR file to the approprate list.
//
#define LINT_ARGS
#include "sbrfdef.h"
#include "mbrmake.h"
#include <ctype.h>
// local types
typedef struct _mstk {
struct _mstk FAR *pmstkPrev; // next module stack entry
VA vaCurMod; // saved current module
BOOL fDupMod; // saved dup module flag
BOOL fExclMod; // saved exclude module flag
} MSTK, FAR * PMSTK;
typedef struct _bstk {
struct _bstk FAR *pbstkPrev; // next block stack entry
VA vaOwnerProp; // saved current owner
} BSTK, FAR * PBSTK;
// static variables
BOOL near fDupSym = FALSE; // TRUE if adding duplicate atom
BOOL near cMacroDepth = 0; // depth of MACROBEG records
WORD near ModCnt; // count of modules
WORD near isbrCur; // current SBR file index
VA near vaUnknownSym = vaNil; // Unknown symbol
VA near vaUnknownMod = vaNil; // Unknown module
static VA near vaOwnerProp = vaNil; // ptr to current procedure
static BOOL near fDupMod = FALSE; // duplicate module
static BOOL near fExclMod = FALSE; // exclude this module
static BOOL near fFirstMod = TRUE; // this is 1st module of file
static PMSTK pmstkRoot; // root of module stack
static PBSTK pbstkRoot; // root of block stack
// forward references
static BOOL FSkipMacro(void);
static VOID PushMstk(VOID);
static VOID PushBstk(VOID);
static VOID PopMstk(VOID);
static VOID PopBstk(VOID);
static VOID CheckStacksEmpty(VOID);
VOID
SBRCorrupt (char *psz)
// sbr file corrupt -- print message
//
{
#ifdef DEBUG
printf("Info = %s\n", psz);
#else
// to make /W3 happy
psz;
#endif
Error(ERR_SBR_CORRUPT, lszFName);
}
static VOID
PushMstk (VOID)
// stack the current module context -- occurs before SBR_REC_MODULE
//
{
PMSTK pmstk;
pmstk = LpvAllocCb(sizeof(*pmstk));
pmstk->vaCurMod = vaCurMod; // current module
pmstk->fDupMod = fDupMod; // dup module
pmstk->fExclMod = fExclMod; // exclude module
pmstk->pmstkPrev = pmstkRoot; // make stack links
pmstkRoot = pmstk; // root <- new
}
static VOID
PushBstk (VOID)
// stack the current block context -- occurs before SBR_REC_BLKBEG
//
{
PBSTK pbstk;
pbstk = LpvAllocCb(sizeof(*pbstk));
pbstk->vaOwnerProp = vaOwnerProp; // current owner
pbstk->pbstkPrev = pbstkRoot; // make stack links
pbstkRoot = pbstk; // root <- new
}
static VOID
PopMstk (VOID)
// restore previous module context -- occurs on SBR_REC_MODEND
//
{
PMSTK pmstk;
if (pmstkRoot == NULL) {
#ifdef DEBUG
SBRCorrupt("Module stack empty but MODEND was found");
#else
SBRCorrupt("");
#endif
}
vaCurMod = pmstkRoot->vaCurMod; // get previous current module
fDupMod = pmstkRoot->fDupMod; // get previous dup mod flag
fExclMod = pmstkRoot->fExclMod; // get previous excl mod flag
pmstk = pmstkRoot;
pmstkRoot = pmstkRoot->pmstkPrev;
FreeLpv(pmstk);
}
static VOID
PopBstk (VOID)
// restore previous block context -- occurs on SBR_REC_BLKEND
//
{
PBSTK pbstk;
if (pbstkRoot == NULL) {
#ifdef DEBUG
SBRCorrupt("Block stack empty but BLKEND was found");
#else
SBRCorrupt("");
#endif
}
vaOwnerProp = pbstkRoot->vaOwnerProp; // get previous current proc
pbstk = pbstkRoot;
pbstkRoot = pbstkRoot->pbstkPrev;
FreeLpv(pbstk);
}
static VOID
CheckStacksEmpty(VOID)
// check to make sure that both stacks are empty at the .sbr file EOF
//
{
if (pmstkRoot != NULL) {
#ifdef DEBUG
SBRCorrupt("Module stack not empty at EOF");
#else
SBRCorrupt("");
#endif
}
if (pbstkRoot != NULL) {
#ifdef DEBUG
SBRCorrupt("Block stack not empty at EOF");
#else
SBRCorrupt("");
#endif
}
}
BOOL
FInExcList (LSZ lszName)
// Is the module name in the exclude file list?
//
{
EXCLINK FAR * px;
LSZ lszAbs;
if (OptEs && !fFirstMod) {
if (lszName[0] == '\0') return FALSE;
if (lszName[0] == '/' || lszName[0] == '\\') return TRUE;
if (lszName[1] == ':' && lszName[2] == '/') return TRUE;
if (lszName[1] == ':' && lszName[2] == '\\') return TRUE;
}
px = pExcludeFileList;
// this name is relative to the path given in the header file
lszAbs = ToAbsPath(lszName, r_cwd);
while (px) {
if ((FWildMatch (px->pxfname, lszAbs)))
return TRUE;
px = px->xnext;
}
return FALSE;
}
static BOOL
FSkipMacro()
// return TRUE if this record should be skipped given that we are inside
// of a macro definition (i.e cMacroDepth is known to be non-zero)
//
{
if (!OptEm)
return FALSE;
if ((r_rectyp == SBR_REC_BLKBEG) ||
(r_rectyp == SBR_REC_BLKEND) ||
(r_rectyp == SBR_REC_MACROEND))
return FALSE;
return TRUE;
}
VOID
InstallSBR()
// Read the next .sbr file and add all the defs/refs/cals/cbys etc to
// the various lists
//
{
WORD nlen;
VA vaCurSym; // current symbol
VA vaProp; // current property
VA vaOrd; // current property temp
BOOL fSymSet = FALSE; // TRUE if symbol set reference
r_lineno = 0;
fExclMod = FALSE;
fFirstMod = TRUE; // we haven't seen the first MODULE record yet
vaUnknownSym = MbrAddAtom ("<Unknown>", TRUE); // unknown module name
if (vaUnknownMod == vaNil) {
vaUnknownMod = VaAllocGrpCb(grpMod, sizeof(MOD));
vaCurMod = vaUnknownMod;
gMOD(vaCurMod).csyms = 0;
cMOD.vaNameSym = vaUnknownSym;
pMOD(vaCurMod);
gSYM(vaUnknownSym).vaFirstProp = vaCurMod; // store pointer back to MOD
pSYM(vaUnknownSym);
ModCnt++;
}
else
fDupMod = (vaUnknownMod != 0);
vaCurMod = vaUnknownMod;
if (vaRootMod == vaNil)
vaRootMod = vaCurMod;
while (GetSBRRec() != S_EOF) {
#ifdef DEBUG
if (OptD & 1) DecodeSBR ();
#endif
if (cMacroDepth != 0) // skip SYMBOLS in macros if true
if (FSkipMacro ())
continue;
if (fExclMod) {
if ((r_rectyp == SBR_REC_MODULE) ||
(r_rectyp == SBR_REC_SYMDEF) ||
(r_rectyp == SBR_REC_MODEND)) {
;
}
else
continue;
}
switch(r_rectyp) {
case SBR_REC_MODULE:
PushMstk (); // save state
r_lineno = 0; // reset line no.
fDupMod = FALSE; // go to a known state
fExclMod = FALSE;
if (fExclMod = FInExcList (r_bname)) {
#ifdef DEBUG
if (OptD & 256)
printf (" module excluded = %s\n", r_bname);
#endif
vaCurMod = vaUnknownMod;
}
else if ((vaCurMod = VaSearchModule (r_bname)) != vaNil) {
if (gMOD(vaCurMod).csyms == 0) {
fDupMod = TRUE;
#ifdef DEBUG
if (OptD & 256)
printf (" module redef = %s\n", r_bname);
#endif
}
else {
cMOD.csyms = 0;
pMOD(vaCurMod);
#ifdef DEBUG
if (OptD & 256)
printf (" module subst = %s\n", r_bname);
#endif
}
}
else {
SetVMClient(VM_ADD_MOD);
ModCnt++;
vaCurMod = VaAllocGrpCb(grpMod, sizeof(MOD));
gMOD(vaCurMod);
cMOD.vaFirstModSym = vaNil;
cMOD.csyms = 0;
cMOD.vaNameSym =
MbrAddAtom (ToCanonPath(r_bname, r_cwd, c_cwd), TRUE);
cMOD.vaNextMod = vaRootMod;
pMOD(vaCurMod);
vaRootMod = vaCurMod;
gSYM(cMOD.vaNameSym).vaFirstProp = vaCurMod; // ptr to MOD
pSYM(cMOD.vaNameSym);
SetVMClient(VM_MISC);
}
fFirstMod = FALSE;
break;
case SBR_REC_LINDEF:
break;
case SBR_REC_SYMDEF:
// if module is being excluded then just make the ord and prop entry
// in case it is referred to later.
// REVIEW For FORTRAN if ordinal is already defined
// REVIEW then this is a refined definition -- we
// REVIEW override the old definition with the new
// REVIEW one at this time -Rico
nlen = strlen (r_bname);
if (nlen > MaxSymLen) MaxSymLen = (BYTE)nlen;
vaCurSym = MbrAddAtom (r_bname, FALSE);
vaOrd = VaOrdAdd (); // add sym ord to ord list
gORD(vaOrd).vaOrdProp = VaPropAddToSym(vaCurSym);
pORD(vaOrd);
break;
case SBR_REC_OWNER:
if (!(vaProp = VaOrdFind(r_ordinal))) {
// emit error message in case of forward reference
// try to continue
//
#ifdef DEBUG
if (OptD & 4)
printf ("mbrmake: Owner Forward Reference(%d)\n",
r_ordinal);
#endif
break;
}
vaOwnerProp = vaProp;
break;
case SBR_REC_SYMREFSET:
fSymSet = TRUE;
// fall through
case SBR_REC_SYMREFUSE:
if (!(vaProp = VaOrdFind(r_ordinal))) {
// emit error message in case of forward reference
// try to continue
//
#ifdef DEBUG
if (OptD & 4)
printf ("mbrmake: Forward Reference(%d)\n", r_ordinal);
#endif
break;
}
AddRefProp (vaProp);
break;
case SBR_REC_BLKBEG:
PushBstk(); // save state
break;
case SBR_REC_MACROBEG:
cMacroDepth++;
break;
case SBR_REC_MACROEND:
cMacroDepth--;
break;
case SBR_REC_BLKEND:
PopBstk();
break;
case SBR_REC_MODEND:
PopMstk();
break;
default:
SBRCorrupt ("unknown rec type");
Fatal ();
break;
}
}
CheckStacksEmpty();
}
VOID
AddCalProp(VA vaCurProp)
// Add a symbol reference to the calling procedure's Calls/Uses list.
//
{
CAL cal;
SetVMClient(VM_SEARCH_CAL);
ENM_LIST (gPROP(vaOwnerProp).vaCalList, CAL) // proc call list
if (cCAL.vaCalProp == vaCurProp) {
cCAL.isbr = isbrCur;
cCAL.calcnt++; // multiple calls
ENM_PUT(CAL);
return;
}
ENM_END
cal.isbr = isbrCur;
cal.vaCalProp = vaCurProp; // symbol called or used
cal.calcnt = 1;
SetVMClient(VM_ADD_CAL);
VaAddList(&cPROP.vaCalList, &cal, sizeof(cal), grpCal);
pPROP(vaOwnerProp);
SetVMClient(VM_MISC);
#ifdef DEBUG
if (OptD & 8) {
printf("New CAL for: ");
DebugDumpProp(vaOwnerProp);
}
#endif
}
VOID
AddCbyProp(VA vaCurProp)
// Add a symbol reference to it's property Called/Used by list.
//
{
CBY cby;
SetVMClient(VM_SEARCH_CBY);
ENM_LIST (gPROP(vaCurProp).vaCbyList, CBY) // prop called/used by list
if (cCBY.vaCbyProp == vaOwnerProp) {
cCBY.isbr = isbrCur;
cCBY.cbycnt++;
ENM_PUT(CBY);
return;
}
ENM_END
cby.isbr = isbrCur;
cby.vaCbyProp = vaOwnerProp; // symbol we are called or used by
cby.cbycnt = 1;
SetVMClient(VM_ADD_CBY);
VaAddList(&cPROP.vaCbyList, &cby, sizeof(cby), grpCby);
pPROP(vaCurProp);
SetVMClient(VM_MISC);
#ifdef DEBUG
if (OptD & 8) {
printf("New CBY for: ");
DebugDumpProp(vaCurProp);
}
#endif
}
VOID
AddRefProp(VA vaCurProp)
// Add a symbol reference to it's property reference list.
//
{
VA vaRef, vaFileSym;
SetVMClient(VM_SEARCH_REF);
vaFileSym = gMOD(vaCurMod).vaNameSym;
gPROP(vaCurProp);
if (fDupMod) {
// try looking at the hint for this PROP if there is one, if there
// isn't then we're stuck -- we must search the whole REF list
//
if (vaRef = cPROP.vaHintRef) {
gREF(vaRef);
if (cREF.reflin == r_lineno) {
cREF.isbr = isbrCur;
pREF(vaRef);
SetVMClient(VM_MISC);
return;
}
vaRef = VaFrVp(cREF.vpNextRef);
if (vaRef) {
gREF(vaRef);
if (cREF.reflin == r_lineno) {
cREF.isbr = isbrCur;
pREF(vaRef);
cPROP.vaHintRef = vaRef;
pPROP(vaCurProp);
SetVMClient(VM_MISC);
return;
}
}
}
vaRef = VaFrVp(cPROP.vpFirstRef);
while (vaRef) {
gREF(vaRef);
if ((VaFrVp(cREF.vpFileSym) == vaFileSym) && // ignore multiple
(cREF.reflin == r_lineno)) { // references to same file & line
cREF.isbr = isbrCur;
pREF(vaRef);
cPROP.vaHintRef = vaRef;
pPROP(vaCurProp);
SetVMClient(VM_MISC);
return;
}
vaRef = VaFrVp(cREF.vpNextRef);
}
}
else {
if (vaRef = VaFrVp(cPROP.vpLastRef)) {
gREF(vaRef);
if (cREF.reflin == r_lineno &&
vaFileSym == VaFrVp(cREF.vpFileSym)) {
SetVMClient(VM_MISC);
return;
}
}
}
SetVMClient(VM_ADD_REF);
vaRef = VaAllocGrpCb(grpRef, sizeof(REF));
gREF(vaRef);
cREF.isbr = isbrCur;
cREF.reflin = r_lineno;
MkVpVa(cREF.vpFileSym, vaFileSym);
pREF(vaRef);
gPROP(vaCurProp);
AddTail (Ref, REF);
cPROP.cref++; // count references
cPROP.vaHintRef = vaRef;
pPROP(vaCurProp);
#ifdef DEBUG
if (OptD & 8) {
printf("New REF for: ");
DebugDumpProp(vaCurProp);
}
#endif
SetVMClient(VM_MISC);
if (vaOwnerProp) {
AddCbyProp (vaCurProp); // add to called/used by
AddCalProp (vaCurProp); // add to call/uses
}
}
VOID
AddDefProp(VA vaCurProp)
// Add a symbol definition to it's property definition list.
// -Set vaOwnerProp if symbol is an internal function.
{
DEF def;
VA vaFileSym;
#if 0
// if current symbol is FUNCTION and formally declared
// (block stack not empty), then remember it.
// Subsequent symbols are called by or used by this function.
//
// this is going away when all compilers support SBR_REC_OWNER
if ((r_attrib & SBR_TYPMASK) == SBR_TYP_FUNCTION)
if (pfblkstack != NULL && !(r_attrib & SBR_ATR_DECL_ONLY))
vaOwnerProp = vaCurProp;
#endif
vaFileSym = gMOD(vaCurMod).vaNameSym;
ENM_LIST (gPROP(vaCurProp).vaDefList, DEF) // proc def list
if ((cDEF.vaFileSym == vaFileSym) && // ignore multiple
(cDEF.deflin == r_lineno)) { // references to same file & line
cDEF.isbr = isbrCur;
ENM_PUT(DEF);
SetVMClient(VM_MISC);
return;
}
ENM_END
def.isbr = isbrCur;
def.deflin = r_lineno;
def.vaFileSym = vaFileSym;
SetVMClient(VM_ADD_DEF);
gPROP(vaCurProp);
VaAddList(&cPROP.vaDefList, &def, sizeof(def), grpDef);
pPROP(vaCurProp);
SetVMClient(VM_MISC);
#ifdef DEBUG
if (OptD & 8) {
printf("New DEF for: ");
DebugDumpProp(vaCurProp);
}
#endif
// don't count the definitions of the current proc as uses
if (vaOwnerProp && vaCurProp != vaOwnerProp) {
AddCbyProp (vaCurProp); // add to called/used by
AddCalProp (vaCurProp); // add to call/uses
}
}
VA
VaPropBestOfSym(VA vaSym)
//
// Returns property pointer if:
// 1). symbol is already defined,
// 2). attributes match (except for possibly ATR_DECL_ONLY)
//
// Idea is to recognize the definition of an external.
//
{
VA vaProp;
WORD sattr;
SetVMClient(VM_SEARCH_PROP);
vaProp = gSYM(vaSym).vaFirstProp;
while (vaProp) {
sattr = gPROP(vaProp).sattr;
if ((r_attrib & (~SBR_ATR_DECL_ONLY))
== (sattr & (~SBR_ATR_DECL_ONLY))) {
SetVMClient(VM_MISC);
return (vaProp);
}
vaProp = cPROP.vaNextProp;
}
SetVMClient(VM_MISC);
return vaNil;
}
VA
VaPropAddToSym(VA vaCurSym)
// Add a property node for the given symbol.
//
{
char fDupProp = FALSE;
VA vaCurProp;
if (vaCurProp = VaPropBestOfSym (vaCurSym)) {
if ( (cPROP.sattr & SBR_ATR_DECL_ONLY) &&
!(r_attrib & SBR_ATR_DECL_ONLY)) {
cPROP.sattr = r_attrib;
pPROP(vaCurProp);
}
fDupProp = TRUE;
}
else {
SetVMClient(VM_ADD_PROP);
vaCurProp = VaAllocGrpCb(grpProp, sizeof(PROP));
gPROP(vaCurProp);
cPROP.vaNameSym = vaCurSym;
cPROP.sattr = r_attrib;
if (gSYM(vaCurSym).vaFirstProp)
cPROP.vaNextProp = cSYM.vaFirstProp;
pPROP(vaCurProp);
cSYM.vaFirstProp = vaCurProp;
cSYM.cprop++;
pSYM(vaCurSym);
SetVMClient(VM_MISC);
}
if (!fExclMod) {
if (r_attrib & SBR_ATR_DECL_ONLY)
AddRefProp (vaCurProp); // treat extern as ref
else
AddDefProp (vaCurProp); // define others
}
return (vaCurProp);
}
VOID
BldModSymList ()
// Build each module's symbol list
//
{
WORD i;
VA vaMod, vaModSym, vaSym, vaProp;
SetVMClient(VM_BUILD_MODSYM);
// zero out module symbol counts
vaMod = vaRootMod;
while (vaMod) {
gMOD(vaMod);
cMOD.csyms = 0;
pMOD(vaMod);
vaMod = cMOD.vaNextMod;
}
for (i=0; i < cSymbolsMac; i++) {
vaSym = rgvaSymSorted[i];
if (!vaSym) continue;
vaProp = gSYM(vaSym).vaFirstProp;
while (vaProp) {
ENM_LIST(gPROP(vaProp).vaDefList, DEF)
vaMod = vaRootMod; // look at defs for each mod */
while (vaMod) {
if (cDEF.vaFileSym == gMOD(vaMod).vaNameSym) {
if (cMOD.vaLastModSym &&
gMODSYM(cMOD.vaLastModSym).vaFirstProp == vaProp)
goto break2; // duplicate
// belongs to this mod
cMOD.csyms++;
vaModSym = VaAllocGrpCb(grpModSym, sizeof(MODSYM));
gMODSYM(vaModSym);
cMODSYM.vaFirstProp = vaProp;
cMODSYM.vaNextModSym = 0;
pMODSYM(vaModSym);
if (!cMOD.vaFirstModSym)
cMOD.vaFirstModSym = cMOD.vaLastModSym = vaModSym;
else {
gMODSYM(cMOD.vaLastModSym).vaNextModSym = vaModSym;
pMODSYM(cMOD.vaLastModSym);
cMOD.vaLastModSym = vaModSym;
}
pMOD(vaMod);
break;
}
vaMod = cMOD.vaNextMod;
}
break2: ; // duplicate Modsyms will cause goto here
ENM_END
vaProp = cPROP.vaNextProp;
}
}
SetVMClient(VM_MISC);
}
VOID
CleanUp()
// 1. Remove symbols that have no references.
// 2. Remove symbols that have only references
// 3. Connect used symbols with no definition to <Unknown>
//
{
WORD i;
VA vaSym, vaProp, vaPropNext, vaPropPrev = vaNil;
DEF def;
BOOL fDelete;
#define FExternAttr(attr) (!!(attr & SBR_ATR_DECL_ONLY))
#define FFunctionAttr(attr) ((attr & SBR_TYPMASK) == SBR_TYP_FUNCTION)
def.vaFileSym = vaUnknownSym;
def.deflin = 0;
def.isbr = 0xffff;
SetVMClient(VM_CLEAN_REFS);
for (i=0; i < cSymbolsMac; i++) {
vaSym = rgvaSymSorted[i];
vaPropPrev = vaNil;
vaProp = gSYM(vaSym).vaFirstProp;
while (vaProp) {
vaPropNext = gPROP(vaProp).vaNextProp;
fDelete = FALSE;
// figure out what to delete here
// if the symbol is used by anyone or uses anyone we must keep it
// regardless of all other considerations
//
if (((!cPROP.vaCalList) && (!cPROP.vaCbyList)) && (
// at this point we know there are only refs & defs
// if it is totally unreferenced & undefined it can go
(cPROP.cref == 0 && (!cPROP.vaDefList))
||
// if we're allowed to remove "useless" symbols then we try
((!OptIu) &&
// if there are only prototypes we can delete it
(((!cPROP.vaDefList) && FExternAttr(cPROP.sattr))
||
// or if it is unreferenced and is not a function
(cPROP.cref == 0 && (!FFunctionAttr(cPROP.sattr))))))) {
fDelete = TRUE; // nuke it
}
else if (!cPROP.vaDefList) {
// if we couldn't get rid of the thing, and there are no
// definitions for it then we must make a fake definition
// in the <Unknown> file. This will happen (in particular)
// for library functions that are called by someone
//
// library functions that are not called would fall under
// the case of a symbol with only prototypes above
VaAddList(&cPROP.vaDefList, &def, sizeof(def), grpDef);
pPROP(vaProp);
#ifdef DEBUG
if (OptD & 32)
printf ("PROP unknown: %s\n", GetAtomStr (vaSym));
#endif
}
if (fDelete) {
#ifdef DEBUG
if (OptD & 32)
printf ("PROP deleted: %s\n", GetAtomStr (vaSym));
#endif
cSYM.cprop--;
if (vaPropPrev == vaNil) {
cSYM.vaFirstProp = vaPropNext;
}
else {
gPROP(vaPropPrev);
cPROP.vaNextProp = vaPropNext;
pPROP(vaPropPrev);
}
pSYM(vaSym);
}
else
vaPropPrev = vaProp; // prev = current
vaProp = vaPropNext;
}
if (!cSYM.cprop) {
#ifdef DEBUG
if (OptD & 32)
printf ("SYM deleted: %s\n", GetAtomStr (vaSym));
#endif
rgvaSymSorted[i] = vaNil;
}
}
SetVMClient(VM_MISC);
}
BOOL
FWildMatch(char *pchPat, char *pchText)
// return TRUE if pchText matchs pchPat in the dos wildcard sense
//
// REVIEW FWildMatch for 1.2 file name support
//
{
char chText, chPat;
for (;;) {
switch (*pchPat) {
case '\0':
return *pchText == '\0';
case '/':
case '\\':
if (*pchText != '/' && *pchText != '\\')
return FALSE;
pchText++;
pchPat++;
break;
case '.':
pchPat++;
switch (*pchText) {
case '.':
pchText++;
break;
case '\0': case '/': case '\\':
break;
default:
return FALSE;
}
break;
case '*':
pchText += strcspn(pchText, ":./\\");
pchPat += strcspn(pchPat, ":./\\");
break;
case '?':
pchPat++;
switch (*pchText) {
case '\0': case '.': case '/': case '\\':
break;
default:
pchText++;
break;
}
break;
default:
chText = *pchText;
chPat = *pchPat;
if (islower(chText)) chText = (char)toupper(chText);
if (islower(chPat)) chPat = (char)toupper(chPat);
if (chText != chPat)
return FALSE;
pchPat++;
pchText++;
break;
}
}
}