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63a4f1f4 MBT |
1 | ?RCS: You may distribute under the terms of either the GNU General Public |
2 | ?RCS: License or the Artistic License, as specified in the README file. | |
3 | ?RCS: | |
4 | ?MAKE:d_isnormal: cat i_math Compile Setvar rm_try | |
5 | ?MAKE: -pick add $@ %< | |
6 | ?S:d_isnormal: | |
7 | ?S: This variable conditionally defines the HAS_ISNORMAL symbol, which | |
8 | ?S: indicates to the C program that the isnormal() routine is available. | |
9 | ?S:. | |
10 | ?C:HAS_ISNORMAL: | |
11 | ?C: This symbol, if defined, indicates that the isnormal routine is | |
12 | ?C: available to check whether a double is normal (non-zero normalized). | |
13 | ?C:. | |
14 | ?H:#$d_isnormal HAS_ISNORMAL /**/ | |
15 | ?H:. | |
16 | ?LINT:set d_isnormal | |
17 | : check for isnormal | |
18 | echo "Checking to see if you have isnormal..." >&4 | |
19 | $cat >try.c <<EOCP | |
20 | #$i_math I_MATH | |
21 | #ifdef I_MATH | |
22 | #include <math.h> | |
23 | #endif | |
24 | int main() { return isnormal(0.0); } | |
25 | EOCP | |
26 | set try | |
27 | if eval $compile; then | |
28 | val="$define" | |
29 | echo "You have isnormal." | |
30 | else | |
31 | val="$undef" | |
32 | echo "You do not have isnormal." | |
33 | fi | |
34 | $rm_try | |
35 | set d_isnormal | |
36 | eval $setvar | |
37 |