version 1.3, 2007/06/01 16:27:37
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version 1.5, 2007/06/09 15:55:45
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Line 25 s\" r=%f n=%d\n\0" drop -0.5e -5 printf-
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Line 25 s\" r=%f n=%d\n\0" drop -0.5e -5 printf-
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c-function printfull printfull a n -- n |
c-function printfull printfull a n -- n |
s\" ull=%llu\n\0" drop -1 printfull . cr |
s\" ull=%llu\n\0" drop -1 printfull . cr |
s\" ull=%llu r=%f\n\0" drop -1 -0.5e printf-nr . cr |
s\" ull=%llu r=%f\n\0" drop -1 -0.5e printf-nr . cr |
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\c #define printfll(s,ll) printf(s,(long long)ll) |
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c-function printfll printfll a n -- n |
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s\" ll=%lld\n\0" drop -1 printfll . cr |
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s\" ll=%lld r=%f\n\0" drop -1 -0.5e printf-nr . cr |
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\ test calling a C function pointer from Forth |
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\ first create a C function pointer: |
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\c typedef long (* func1)(long); |
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\c #define labsptr(dummy) ((func1)labs) |
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c-function labsptr labsptr -- a |
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\ now the call |
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\c #define call_func1(par1,fptr) ((func1)fptr)(par1) |
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c-function call_func1 call_func1 n func -- n |
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-5 labsptr call_func1 . cr |
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