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863963f1 JH |
1 | ?RCS: $Id$ |
2 | ?RCS: | |
3 | ?RCS: Copyright (c) 2000 Jarkko Hietaniemi | |
4 | ?RCS: | |
5 | ?RCS: You may distribute under the terms of either the GNU General Public | |
6 | ?RCS: License or the Artistic License, as specified in the README file. | |
7 | ?RCS: | |
8 | ?MAKE:d_fp_class: Inlibc | |
9 | ?MAKE: -pick add $@ %< | |
10 | ?S:d_fp_class: | |
11 | ?S: This variable conditionally defines the HAS_FP_CLASS symbol, which | |
12 | ?S: indicates to the C program that the fp_class() routine is available. | |
13 | ?S:. | |
14 | ?C:HAS_FP_CLASS: | |
15 | ?C: This symbol, if defined, indicates that the fp_class routine is | |
16 | ?C: available to classify doubles. Available for example in Digital UNIX. | |
17 | ?C: The returned values are defined in <math.h> and are: | |
18 | ?C: | |
19 | ?C: FP_SNAN Signaling NaN (Not-a-Number) | |
20 | ?C: FP_QNAN Quiet NaN (Not-a-Number) | |
21 | ?C: FP_POS_INF +infinity | |
22 | ?C: FP_NEG_INF -infinity | |
23 | ?C: FP_POS_NORM Positive normalized | |
24 | ?C: FP_NEG_NORM Negative normalized | |
25 | ?C: FP_POS_DENORM Positive denormalized | |
26 | ?C: FP_NEG_DENORM Negative denormalized | |
27 | ?C: FP_POS_ZERO +0.0 (positive zero) | |
28 | ?C: FP_NEG_ZERO -0.0 (negative zero) | |
29 | ?C:. | |
30 | ?H:#$d_fp_class HAS_FP_CLASS /**/ | |
31 | ?H:. | |
32 | ?LINT:set d_fp_class | |
33 | : see if fp_class exists | |
34 | set fp_class d_fp_class | |
35 | eval $inlibc | |
36 |