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Overview
| Comment: | Adjust the SQLITE_MALLOCSIZE defines, primarily to make sure _msize gets used with MSVC when appropriate. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
4e7e805e1139b2dc05d85e86e5c8254e |
| User & Date: | mistachkin 2013-11-12 21:37:04 |
Context
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2013-11-13
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| 08:55 | Avoid an unnecessary OP_IfNull while doing an indexed search. (check-in: 51960009 user: drh tags: trunk) | |
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2013-11-12
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| 21:37 | Adjust the SQLITE_MALLOCSIZE defines, primarily to make sure _msize gets used with MSVC when appropriate. (check-in: 4e7e805e user: mistachkin tags: trunk) | |
| 21:10 | Fix harmless compiler warning. (check-in: ddacd101 user: mistachkin tags: trunk) | |
Changes
Changes to src/mem1.c.
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/* ** This version of the memory allocator is the default. It is ** used when no other memory allocator is specified using compile-time ** macros. */ #ifdef SQLITE_SYSTEM_MALLOC /* ** The MSVCRT has malloc_usable_size() but it is called _msize(). ** The use of _msize() is automatic, but can be disabled by compiling ** with -DSQLITE_WITHOUT_MSIZE */ #if defined(_MSC_VER) && !defined(SQLITE_WITHOUT_MSIZE) # define SQLITE_MALLOCSIZE _msize #endif #if defined(__APPLE__) && !defined(SQLITE_WITHOUT_ZONEMALLOC) /* ** Use the zone allocator available on apple products unless the ** SQLITE_WITHOUT_ZONEMALLOC symbol is defined. */ #include <sys/sysctl.h> ................................................................................ #else /* if not __APPLE__ */ /* ** Use standard C library malloc and free on non-Apple systems. ** Also used by Apple systems if SQLITE_WITHOUT_ZONEMALLOC is defined. */ #define SQLITE_MALLOC(x) malloc(x) #define SQLITE_FREE(x) free(x) #define SQLITE_REALLOC(x,y) realloc((x),(y)) #if (defined(_MSC_VER) && !defined(SQLITE_WITHOUT_MSIZE)) \ || (defined(HAVE_MALLOC_H) && defined(HAVE_MALLOC_USABLE_SIZE)) # include <malloc.h> /* Needed for malloc_usable_size on linux */ #endif #ifdef HAVE_MALLOC_USABLE_SIZE # ifndef SQLITE_MALLOCSIZE # define SQLITE_MALLOCSIZE(x) malloc_usable_size(x) # endif #else # undef SQLITE_MALLOCSIZE #endif #endif /* __APPLE__ or not __APPLE__ */ /* ** Like malloc(), but remember the size of the allocation ** so that we can find it later using sqlite3MemSize(). ** |
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/* ** This version of the memory allocator is the default. It is ** used when no other memory allocator is specified using compile-time ** macros. */ #ifdef SQLITE_SYSTEM_MALLOC #if defined(__APPLE__) && !defined(SQLITE_WITHOUT_ZONEMALLOC) /* ** Use the zone allocator available on apple products unless the ** SQLITE_WITHOUT_ZONEMALLOC symbol is defined. */ #include <sys/sysctl.h> ................................................................................ #else /* if not __APPLE__ */ /* ** Use standard C library malloc and free on non-Apple systems. ** Also used by Apple systems if SQLITE_WITHOUT_ZONEMALLOC is defined. */ #define SQLITE_MALLOC(x) malloc(x) #define SQLITE_FREE(x) free(x) #define SQLITE_REALLOC(x,y) realloc((x),(y)) /* ** The malloc.h header file is needed for malloc_usable_size() function ** on some systems (e.g. Linux). */ #if defined(HAVE_MALLOC_H) && defined(HAVE_MALLOC_USABLE_SIZE) # define SQLITE_USE_MALLOC_H # define SQLITE_USE_MALLOC_USABLE_SIZE /* ** The MSVCRT has malloc_usable_size(), but it is called _msize(). The ** use of _msize() is automatic, but can be disabled by compiling with ** -DSQLITE_WITHOUT_MSIZE. Using the _msize() function also requires ** the malloc.h header file. */ #elif defined(_MSC_VER) && !defined(SQLITE_WITHOUT_MSIZE) # define SQLITE_USE_MALLOC_H # define SQLITE_USE_MSIZE #endif /* ** Include the malloc.h header file, if necessary. Also set define macro ** SQLITE_MALLOCSIZE to the appropriate function name, which is _msize() ** for MSVC and malloc_usable_size() for most other systems (e.g. Linux). ** The memory size function can always be overridden manually by defining ** the macro SQLITE_MALLOCSIZE to the desired function name. */ #if defined(SQLITE_USE_MALLOC_H) # include <malloc.h> # if defined(SQLITE_USE_MALLOC_USABLE_SIZE) # if !defined(SQLITE_MALLOCSIZE) # define SQLITE_MALLOCSIZE(x) malloc_usable_size(x) # endif # elif defined(SQLITE_USE_MSIZE) # if !defined(SQLITE_MALLOCSIZE) # define SQLITE_MALLOCSIZE _msize # endif # endif #endif /* defined(SQLITE_USE_MALLOC_H) */ #endif /* __APPLE__ or not __APPLE__ */ /* ** Like malloc(), but remember the size of the allocation ** so that we can find it later using sqlite3MemSize(). ** |