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* dlmalloc.c: New file. Port of Doug Lea's malloc

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* dlmalloc.h: Ditto.
* Makefile.in: Add support for MALLOC_DEBUG
* config.h.in: Ditto.
* winsup.h: Ditto.
* configure.in: Add --enable-malloc-debugging option.
* configure: Regenerate.
* debug.h: Include declarations for debugging malloc.
* tty.cc (grantpt): Fix definition.
(unlockpt): Ditto.
This commit is contained in:
Egor Duda
2001-04-24 15:25:31 +00:00
parent 19a90cfeaf
commit 8db71e0169
10 changed files with 4062 additions and 56 deletions
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96
winsup/cygwin/dlmalloc.h Normal file
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/*
* Header file for BBCized version of Doug Lea's malloc.c, automatically
* generated by
* /source/prod/libbbc/compat/dlmalloc/cvt
* from
* /source/prod/libbbc/compat/dlmalloc/malloc.c
*
* bbclabel: autogenerated
*/
void malloc_outofmem(void (*)(void));
struct mallinfo {
int arena; /* total space allocated from system */
int ordblks; /* number of non-inuse chunks */
int smblks; /* unused -- always zero */
int hblks; /* number of mmapped regions */
int hblkhd; /* total space in mmapped regions */
int usmblks; /* unused -- always zero */
int fsmblks; /* unused -- always zero */
int uordblks; /* total allocated space */
int fordblks; /* total non-inuse space */
int keepcost; /* top-most, releasable (via malloc_trim) space */
};
#define M_MXFAST 1 /* UNUSED in this malloc */
#define M_NLBLKS 2 /* UNUSED in this malloc */
#define M_GRAIN 3 /* UNUSED in this malloc */
#define M_KEEP 4 /* UNUSED in this malloc */
#define M_TRIM_THRESHOLD -1
#define M_TOP_PAD -2
#define M_MMAP_THRESHOLD -3
#define M_MMAP_MAX -4
#define M_SCANHEAP -5
#define M_FILL
#ifdef MALLOC_DEBUG
#define malloc(size) malloc_dbg(size, __FILE__, __LINE__)
#define free(p) free_dbg(p, __FILE__, __LINE__)
#define realloc(p, size) realloc_dbg(p, size, __FILE__, __LINE__)
#define calloc(n, size) calloc_dbg(n, size, __FILE__, __LINE__)
#define memalign(align, size) memalign_dbg(align, size, __FILE__, __LINE__)
#define valloc(size) valloc_dbg(size, __FILE__, __LINE__)
#define pvalloc(size) pvalloc_dbg(size, __FILE__, __LINE__)
#define cfree(p) cfree_dbg(p, __FILE__, __LINE__)
#define malloc_trim(pad) malloc_trim_dbg(pad, __FILE__, __LINE__)
#define malloc_usable_size(p) malloc_usable_size_dbg(p, __FILE__, __LINE__)
#define malloc_stats() malloc_stats_dbg(__FILE__, __LINE__)
#define mallopt(flag, val) mallopt_dbg(flag, val, __FILE__, __LINE__)
#define mallinfo() mallinfo_dbg(__FILE__, __LINE__)
#ifdef __cplusplus
extern "C" {
#endif
void* malloc_dbg(size_t, const char *, int);
void free_dbg(void*, const char *, int);
void* realloc_dbg(void*, size_t, const char *, int);
void* calloc_dbg(size_t, size_t, const char *, int);
void* memalign_dbg(size_t, size_t, const char *, int);
void* valloc_dbg(size_t, const char *, int);
void* pvalloc_dbg(size_t, const char *, int);
void cfree_dbg(void*, const char *, int);
int malloc_trim_dbg(size_t, const char *, int);
size_t malloc_usable_size_dbg(void*, const char *, int);
void malloc_stats_dbg(const char *, int);
int mallopt_dbg(int, int, const char *, int);
struct mallinfo mallinfo_dbg(const char *, int);
#ifdef __cplusplus
}
#endif
#endif /* MALLOC_DEBUG */
#ifndef MALLOC_DEBUG
void* malloc(size_t);
void free(void*);
void* realloc(void*, size_t);
void* calloc(size_t, size_t);
void* memalign(size_t, size_t);
void* valloc(size_t);
void* pvalloc(size_t);
void cfree(void*);
int malloc_trim(size_t);
size_t malloc_usable_size(void*);
void malloc_stats(void);
int mallopt(int, int);
struct mallinfo mallinfo(void);
#endif /* !MALLOC_DEBUG */