1 2 3 4 5 6 7 8 9 10 11 12 | #define SAF_TRY_BEGIN \
_saf_place_cur++; \
if (_saf_place_max==_saf_place_cur) \
{ \
if (_saf_place_max==0) \
_saf_place=(jmp_buf *) calloc(10,sizeof(jmp_buf)); \
else \
_saf_place=(jmp_buf *) realloc(_saf_place,(_saf_place_max+10)*sizeof(jmp_buf)); \
_saf_place_max+=10; \
} \
_saf_except=setjmp(_saf_place[_saf_place_cur]); \
if (_saf_except==0)
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