mtd-utils: Mark some lzma functions as static

These functions are not declared in any header file and only used in
same compile unit, mark them as static to remove one gcc warning and
make it easier for the compiler to optimize them out.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

package/utils/mtd-utils/patches/130-lzma_jffs2.patch

@@ -244,7 +244,7 @@
 +	#define LZMA_FREE free
 +	#define PRINT_ERROR(msg) fprintf(stderr, msg)
 +	#define INIT
-+	#define STATIC
++	#define STATIC static
 +#endif
 +
 +#include "lzma/LzmaDec.h"
@@ -948,9 +948,9 @@
 +}
 +
 +Byte *MatchFinder_GetPointerToCurrentPos(CMatchFinder *p) { return p->buffer; }
-+Byte MatchFinder_GetIndexByte(CMatchFinder *p, Int32 index) { return p->buffer[index]; }
++static Byte MatchFinder_GetIndexByte(CMatchFinder *p, Int32 index) { return p->buffer[index]; }
 +
-+UInt32 MatchFinder_GetNumAvailableBytes(CMatchFinder *p) { return p->streamPos - p->pos; }
++static UInt32 MatchFinder_GetNumAvailableBytes(CMatchFinder *p) { return p->streamPos - p->pos; }
 +
 +void MatchFinder_ReduceOffsets(CMatchFinder *p, UInt32 subValue)
 +{
@@ -2356,7 +2356,7 @@
 +  p->needFlush = 0;
 +}
 +
-+void LzmaDec_InitDicAndState(CLzmaDec *p, Bool initDic, Bool initState) 
++static void LzmaDec_InitDicAndState(CLzmaDec *p, Bool initDic, Bool initState) 
 +{ 
 +  p->needFlush = 1; 
 +  p->remainLen = 0; 
@@ -2776,7 +2776,7 @@
 +#define kNumLogBits (9 + (int)sizeof(size_t) / 2)
 +#define kDicLogSizeMaxCompress ((kNumLogBits - 1) * 2 + 7)
 +
-+void LzmaEnc_FastPosInit(Byte *g_FastPos)
++static void LzmaEnc_FastPosInit(Byte *g_FastPos)
 +{
 +  int c = 2, slotFast;
 +  g_FastPos[0] = 0;
@@ -3030,7 +3030,7 @@
 +  CSaveState saveState;
 +} CLzmaEnc;
 +
-+void LzmaEnc_SaveState(CLzmaEncHandle pp)
++static void LzmaEnc_SaveState(CLzmaEncHandle pp)
 +{
 +  CLzmaEnc *p = (CLzmaEnc *)pp;
 +  CSaveState *dest = &p->saveState;
@@ -3056,7 +3056,7 @@
 +  memcpy(dest->litProbs, p->litProbs, (0x300 << p->lclp) * sizeof(CLzmaProb));
 +}
 +
-+void LzmaEnc_RestoreState(CLzmaEncHandle pp)
++static void LzmaEnc_RestoreState(CLzmaEncHandle pp)
 +{
 +  CLzmaEnc *dest = (CLzmaEnc *)pp;
 +  const CSaveState *p = &dest->saveState;
@@ -3299,7 +3299,7 @@
 +  while (symbol < 0x10000);
 +}
 +
-+void LzmaEnc_InitPriceTables(UInt32 *ProbPrices)
++static void LzmaEnc_InitPriceTables(UInt32 *ProbPrices)
 +{
 +  UInt32 i;
 +  for (i = (1 << kNumMoveReducingBits) / 2; i < kBitModelTotal; i += (1 << kNumMoveReducingBits))
@@ -4425,7 +4425,7 @@
 +  p->matchPriceCount = 0;
 +}
 +
-+void LzmaEnc_Construct(CLzmaEnc *p)
++static void LzmaEnc_Construct(CLzmaEnc *p)
 +{
 +  RangeEnc_Construct(&p->rc);
 +  MatchFinder_Construct(&p->matchFinderBase);
@@ -4458,7 +4458,7 @@
 +  return p;
 +}
 +
-+void LzmaEnc_FreeLits(CLzmaEnc *p, ISzAlloc *alloc)
++static void LzmaEnc_FreeLits(CLzmaEnc *p, ISzAlloc *alloc)
 +{
 +  alloc->Free(alloc, p->litProbs);
 +  alloc->Free(alloc, p->saveState.litProbs);
@@ -4466,7 +4466,7 @@
 +  p->saveState.litProbs = 0;
 +}
 +
-+void LzmaEnc_Destruct(CLzmaEnc *p, ISzAlloc *alloc, ISzAlloc *allocBig)
++static void LzmaEnc_Destruct(CLzmaEnc *p, ISzAlloc *alloc, ISzAlloc *allocBig)
 +{
 +  #ifdef COMPRESS_MF_MT
 +  MatchFinderMt_Destruct(&p->matchFinderMt, allocBig);
@@ -4697,7 +4697,7 @@
 +  return SZ_OK;
 +}
 +
-+void LzmaEnc_Init(CLzmaEnc *p)
++static void LzmaEnc_Init(CLzmaEnc *p)
 +{
 +  UInt32 i;
 +  p->state = 0;
@@ -4756,7 +4756,7 @@
 +  p->lpMask = (1 << p->lp) - 1;
 +}
 +
-+void LzmaEnc_InitPrices(CLzmaEnc *p)
++static void LzmaEnc_InitPrices(CLzmaEnc *p)
 +{
 +  if (!p->fastMode)
 +  {
@@ -4797,7 +4797,7 @@
 +  return LzmaEnc_AllocAndInit(p, 0, alloc, allocBig);
 +}
 +
-+SRes LzmaEnc_PrepareForLzma2(CLzmaEncHandle pp, 
++static SRes LzmaEnc_PrepareForLzma2(CLzmaEncHandle pp, 
 +    ISeqInStream *inStream, UInt32 keepWindowSize,
 +    ISzAlloc *alloc, ISzAlloc *allocBig)
 +{
@@ -4813,7 +4813,7 @@
 +  p->seqBufInStream.rem = srcLen;
 +}
 +
-+SRes LzmaEnc_MemPrepare(CLzmaEncHandle pp, const Byte *src, SizeT srcLen,
++static SRes LzmaEnc_MemPrepare(CLzmaEncHandle pp, const Byte *src, SizeT srcLen,
 +    UInt32 keepWindowSize, ISzAlloc *alloc, ISzAlloc *allocBig)
 +{
 +  CLzmaEnc *p = (CLzmaEnc *)pp;
@@ -4822,7 +4822,7 @@
 +  return LzmaEnc_AllocAndInit(p, keepWindowSize, alloc, allocBig);
 +}
 +
-+void LzmaEnc_Finish(CLzmaEncHandle pp)
++static void LzmaEnc_Finish(CLzmaEncHandle pp)
 +{
 +  #ifdef COMPRESS_MF_MT
 +  CLzmaEnc *p = (CLzmaEnc *)pp;
@@ -4854,19 +4854,19 @@
 +}
 +
 +
-+UInt32 LzmaEnc_GetNumAvailableBytes(CLzmaEncHandle pp)
++static UInt32 LzmaEnc_GetNumAvailableBytes(CLzmaEncHandle pp)
 +{
 +  const CLzmaEnc *p = (CLzmaEnc *)pp;
 +  return p->matchFinder.GetNumAvailableBytes(p->matchFinderObj);
 +}
 +
-+const Byte *LzmaEnc_GetCurBuf(CLzmaEncHandle pp)
++static const Byte *LzmaEnc_GetCurBuf(CLzmaEncHandle pp)
 +{
 +  const CLzmaEnc *p = (CLzmaEnc *)pp;
 +  return p->matchFinder.GetPointerToCurrentPos(p->matchFinderObj) - p->additionalOffset;
 +}
 +
-+SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, Bool reInit, 
++static SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, Bool reInit, 
 +    Byte *dest, size_t *destLen, UInt32 desiredPackSize, UInt32 *unpackSize)
 +{
 +  CLzmaEnc *p = (CLzmaEnc *)pp;