6b37de0e2b9a4f2402de85eefdc86bdc0806b1be tdreszer Tue Jan 29 14:17:41 2013 -0800 Corrected bug Angie found in previous checkin. 'Clone' is always a clone. Also changed lmBit routines to require lm, rather than suggest that it is optional. diff --git src/inc/localmem.h src/inc/localmem.h index 74f90d7..58e2b52 100644 --- src/inc/localmem.h +++ src/inc/localmem.h @@ -1,63 +1,65 @@ /* LocalMem.h - local memory routines. * * These routines are meant for the sort of scenario where * a lot of little to medium size pieces of memory are * allocated, and then disposed of all at once. * * This file is copyright 2002 Jim Kent, but license is hereby * granted for all use - public, private or commercial. */ #ifndef LOCALMEM_H #define LOCALMEM_H struct lm *lmInit(int blockSize); /* Create a local memory pool. Parameters are: * blockSize - how much system memory to allocate at a time. Can * pass in zero and a reasonable default will be used. */ void lmCleanup(struct lm **pLm); /* Clean up a local memory pool. */ int lmFlushZ(struct lm *lm); // Zero's and makes available most recent block of pool, abandoning older blocks // USE WITH CAUTION: All previous pointers into lm will be invalid size_t lmAvailable(struct lm *lm); // Returns currently available memory in pool size_t lmSize(struct lm *lm); // Returns current size of pool, even for memory already allocated void *lmAlloc(struct lm *lm, size_t size); /* Allocate memory from local pool. */ void *lmAllocMoreMem(struct lm *lm, void *pt, size_t oldSize, size_t newSize); /* Adjust memory size on a block, possibly relocating it. If block is grown, - * new memory is zeroed. NOTE: in RARE cases, same pointer may be returned, but - * since lm allocs are never freed, the same pointer can be used by lmCloneMem */ -#define lmCloneMem(lm, pt, size) lmAllocMoreMem(lm, pt, size, size) + * new memory is zeroed. NOTE: in RARE cases, same pointer may be returned. */ + +void *lmCloneMem(struct lm *lm, void *pt, size_t size); +/* Return a local mem copy of memory block. */ + char*lmCloneStringZ(struct lm *lm, char *string, int size); /* Return local mem copy of string of given size, adding null terminator. */ #define lmCloneString(lm, string) lmCloneStringZ(lm, string, strlen(string)) char *lmCloneFirstWord(struct lm *lm, char *line); /* Clone first word in line */ char *lmCloneSomeWord(struct lm *lm, char *line, int wordIx); /* Return a clone of the given space-delimited word within line. Returns NULL if * not that many words in line. */ struct slName *lmSlName(struct lm *lm, char *name); /* Return slName in memory. */ #define lmAllocVar(lm, pt) (pt = lmAlloc(lm, sizeof(*pt))); /* Shortcut to allocating a single variable in local mem and * assigning pointer to it. */ #define lmAllocArray(lm, pt, size) (pt = lmAlloc(lm, sizeof(*pt) * (size))) /* Shortcut to allocating an array in local mem and * assigning pointer to it. */ #endif//ndef LOCALMEM_H