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Publish APIs sqlite3_malloc() and sqlite3_realloc() that use the OS-layer

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memory allocator.  Convert sqlite3_free() and sqlite3_mprintf() to also
use the OS-layer memory allocator. (CVS 3298)

FossilOrigin-Name: 85a66a25e97471d3c459c8da6a96990b0537dc7d
This commit is contained in:
drh
2006-06-26 21:35:44 +00:00
parent 1914619ae7
commit 28dd479c48
13 changed files with 117 additions and 60 deletions
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29
src/printf.c
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@@ -806,29 +806,28 @@ char *sqlite3MPrintf(const char *zFormat, ...){
}
/*
** Print into memory obtained from malloc(). Do not use the internal
** %-conversion extensions. This routine is for use by external users.
** Print into memory obtained from sqlite3_malloc(). Omit the internal
** %-conversion extensions.
*/
char *sqlite3_vmprintf(const char *zFormat, va_list ap){
char zBase[SQLITE_PRINT_BUF_SIZE];
return base_vprintf(sqlite3_realloc, 0, zBase, sizeof(zBase), zFormat, ap);
}
/*
** Print into memory obtained from sqlite3_malloc()(). Omit the internal
** %-conversion extensions.
*/
char *sqlite3_mprintf(const char *zFormat, ...){
va_list ap;
char *z;
char zBuf[200];
va_start(ap,zFormat);
z = base_vprintf((void*(*)(void*,int))realloc, 0,
zBuf, sizeof(zBuf), zFormat, ap);
char zBase[SQLITE_PRINT_BUF_SIZE];
va_start(ap, zFormat);
z = base_vprintf(sqlite3_realloc, 0, zBase, sizeof(zBase), zFormat, ap);
va_end(ap);
return z;
}
/* This is the varargs version of sqlite3_mprintf.
*/
char *sqlite3_vmprintf(const char *zFormat, va_list ap){
char zBuf[200];
return base_vprintf((void*(*)(void*,int))realloc, 0,
zBuf, sizeof(zBuf), zFormat, ap);
}
/*
** sqlite3_snprintf() works like snprintf() except that it ignores the
** current locale settings. This is important for SQLite because we