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FFI: Add support for converting cdata to tonumber().

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This commit is contained in:
Mike Pall 2010-12-05 00:40:23 +01:00
parent 233076d3f9
commit 513b0ba18f
2 changed files with 14 additions and 2 deletions
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4
src/Makefile.dep
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@ -14,8 +14,8 @@ lib_aux.o: lib_aux.c lua.h luaconf.h lauxlib.h lj_obj.h lj_def.h \
lj_arch.h lj_err.h lj_errmsg.h lj_state.h lj_lib.h lj_alloc.h
lib_base.o: lib_base.c lua.h luaconf.h lauxlib.h lualib.h lj_obj.h \
lj_def.h lj_arch.h lj_gc.h lj_err.h lj_errmsg.h lj_str.h lj_tab.h \
lj_meta.h lj_state.h lj_bc.h lj_ff.h lj_ffdef.h lj_dispatch.h lj_jit.h \
lj_ir.h lj_char.h lj_lib.h lj_libdef.h
lj_meta.h lj_state.h lj_ctype.h lj_cconv.h lj_bc.h lj_ff.h lj_ffdef.h \
lj_dispatch.h lj_jit.h lj_ir.h lj_char.h lj_lib.h lj_libdef.h
lib_bit.o: lib_bit.c lua.h luaconf.h lauxlib.h lualib.h lj_obj.h lj_def.h \
lj_arch.h lj_err.h lj_errmsg.h lj_str.h lj_lib.h lj_libdef.h
lib_debug.o: lib_debug.c lua.h luaconf.h lauxlib.h lualib.h lj_obj.h \

12
src/lib_base.c
View File

@ -22,6 +22,10 @@
#include "lj_tab.h"
#include "lj_meta.h"
#include "lj_state.h"
#if LJ_HASFFI
#include "lj_ctype.h"
#include "lj_cconv.h"
#endif
#include "lj_bc.h"
#include "lj_ff.h"
#include "lj_dispatch.h"
@ -190,6 +194,14 @@ LJLIB_ASM(tonumber) LJLIB_REC(.)
setnumV(L->base-1, numV(o));
return FFH_RES(1);
}
#if LJ_HASFFI
if (tviscdata(o)) {
CTState *cts = ctype_cts(L);
lj_cconv_ct_tv(cts, ctype_get(cts, CTID_DOUBLE),
(uint8_t *)&(L->base-1)->n, o, CCF_CAST);
return FFH_RES(1);
}
#endif
} else {
const char *p = strdata(lj_lib_checkstr(L, 1));
char *ep;