tinycc/lib/bt-exe.c
grischka 557b4a1f6d configure chmod 755 etc.
lib/tcov.c:
- can't be cross-compiled (needs stdio.h)
- can be included in libtcc1.a

Reason why bt-xxx.o/bcheck.o are linked separatly is because we
don't want then to linked into exe's and dlls at the same time.
2021-01-26 18:44:37 +01:00

42 lines
1.1 KiB
C

/* ------------------------------------------------------------- */
/* for linking rt_printline and the signal/exception handler
from tccrun.c into executables. */
#define CONFIG_TCC_BACKTRACE_ONLY
#include "../tccrun.c"
int (*__rt_error)(void*, void*, const char *, va_list);
#ifndef _WIN32
# define __declspec(n)
#endif
__declspec(dllexport)
void __bt_init(rt_context *p, int num_callers)
{
__attribute__((weak)) int main();
__attribute__((weak)) void __bound_init(void*, int);
struct rt_context *rc = &g_rtctxt;
//fprintf(stderr, "__bt_init %d %p %p\n", num_callers, p->stab_sym, p->bounds_start), fflush(stderr);
if (num_callers) {
memcpy(rc, p, offsetof(rt_context, next));
rc->num_callers = num_callers - 1;
rc->top_func = main;
__rt_error = _rt_error;
set_exception_handler();
} else {
p->next = rc->next, rc->next = p;
}
}
/* copy a string and truncate it. */
static char *pstrcpy(char *buf, size_t buf_size, const char *s)
{
int l = strlen(s);
if (l >= buf_size)
l = buf_size - 1;
memcpy(buf, s, l);
buf[l] = 0;
return buf;
}