diff options
Diffstat (limited to 'innobase/ut/ut0mem.c')
| -rw-r--r-- | innobase/ut/ut0mem.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/innobase/ut/ut0mem.c b/innobase/ut/ut0mem.c index a6002d7fd83..6ed61b0b5de 100644 --- a/innobase/ut/ut0mem.c +++ b/innobase/ut/ut0mem.c @@ -61,8 +61,10 @@ ut_malloc_low( /*==========*/ /* out, own: allocated memory */ ulint n, /* in: number of bytes to allocate */ - ibool set_to_zero) /* in: TRUE if allocated memory should be set + ibool set_to_zero, /* in: TRUE if allocated memory should be set to zero if UNIV_SET_MEM_TO_ZERO is defined */ + ibool assert_on_error) /* in: if TRUE, we crash mysqld if the memory + cannot be allocated */ { void* ret; @@ -86,9 +88,7 @@ ut_malloc_low( "InnoDB: Check if you should increase the swap file or\n" "InnoDB: ulimits of your operating system.\n" "InnoDB: On FreeBSD check you have compiled the OS with\n" - "InnoDB: a big enough maximum process size.\n" - "InnoDB: We now intentionally generate a seg fault so that\n" - "InnoDB: on Linux we get a stack trace.\n", + "InnoDB: a big enough maximum process size.\n", (ulong) n, (ulong) ut_total_allocated_memory, #ifdef __WIN__ (ulong) GetLastError() @@ -110,7 +110,15 @@ ut_malloc_low( /* Intentional segfault on NetWare causes an abend. Avoid this by graceful exit handling in ut_a(). */ #if (!defined __NETWARE__) - if (*ut_mem_null_ptr) ut_mem_null_ptr = 0; + if (assert_on_error) { + fprintf(stderr, + "InnoDB: We now intentionally generate a seg fault so that\n" + "InnoDB: on Linux we get a stack trace.\n"); + + if (*ut_mem_null_ptr) ut_mem_null_ptr = 0; + } else { + return(NULL); + } #else ut_a(0); #endif @@ -144,7 +152,7 @@ ut_malloc( /* out, own: allocated memory */ ulint n) /* in: number of bytes to allocate */ { - return(ut_malloc_low(n, TRUE)); + return(ut_malloc_low(n, TRUE, TRUE)); } /************************************************************************** |