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Merge branch '10.1' into 10.2

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This commit is contained in:
Oleksandr Byelkin
2020-08-02 11:05:29 +02:00
parent 5ec40fbb27 09ec8e2e22
commit ef7cb0a0b5
98 changed files with 966 additions and 400 deletions
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18
mysys/stacktrace.c
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@@ -34,23 +34,21 @@
#include <execinfo.h>
#endif
#ifdef __linux__
#define PTR_SANE(p) ((p) && (char*)(p) >= heap_start && (char*)(p) <= heap_end)
static char *heap_start;
#if(defined HAVE_BSS_START) && !(defined __linux__)
extern char *__bss_start;
#endif
#else
#define PTR_SANE(p) (p)
#endif /* __linux */
#ifdef __linux__
void my_init_stacktrace()
{
#if(defined HAVE_BSS_START) && !(defined __linux__)
heap_start = (char*) &__bss_start;
#endif
}
#ifdef __linux__
static void print_buffer(char *buffer, size_t count)
{
const char s[]= " ";
@@ -149,15 +147,15 @@ static int safe_print_str(const char *addr, int max_len)
int my_safe_print_str(const char* val, int max_len)
{
#ifdef __linux__
char *heap_end;
#ifdef __linux__
// Try and make use of /proc filesystem to safely print memory contents.
if (!safe_print_str(val, max_len))
return 0;
#endif
heap_end= (char*) sbrk(0);
#endif
if (!PTR_SANE(val))
{