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c6667804 | 1 | ?RCS: $Id$ |
d8875586 MBT |
2 | ?RCS: |
3 | ?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi | |
cf39bd7e | 4 | ?RCS: |
c6667804 | 5 | ?RCS: You may redistribute only under the terms of the Artistic License, |
d8875586 MBT |
6 | ?RCS: as specified in the README file that comes with the distribution. |
7 | ?RCS: You may reuse parts of this distribution only within the terms of | |
c6667804 | 8 | ?RCS: that same Artistic License; a copy of which may be found at the root |
d8875586 MBT |
9 | ?RCS: of the source tree for dist 4.0. |
10 | ?RCS: | |
11 | ?RCS: $Log: doublesize.U,v $ | |
12 | ?RCS: Revision 3.0.1.1 1994/10/29 16:17:06 ram | |
13 | ?RCS: patch36: added ?F: line for metalint file checking | |
14 | ?RCS: | |
15 | ?RCS: Revision 3.0 1993/08/18 12:08:06 ram | |
16 | ?RCS: Baseline for dist 3.0 netwide release. | |
17 | ?RCS: | |
18 | ?MAKE:doublesize: cat rm Myread +cc +ccflags | |
19 | ?MAKE: -pick add $@ %< | |
20 | ?S:doublesize: | |
21 | ?S: This variable contains the value of the DOUBLESIZE symbol, which | |
22 | ?S: indicates to the C program how many bytes there are in a double. | |
23 | ?S:. | |
24 | ?C:DOUBLESIZE: | |
25 | ?C: This symbol contains the size of a double, so that the C preprocessor | |
26 | ?C: can make decisions based on it. | |
27 | ?C:. | |
28 | ?H:#define DOUBLESIZE $doublesize /**/ | |
29 | ?H:. | |
30 | ?F:!try | |
31 | : check for length of double | |
32 | echo " " | |
33 | case "$doublesize" in | |
34 | '') | |
35 | echo "Checking to see how big your double precision numbers are..." >&4 | |
36 | $cat >try.c <<'EOCP' | |
37 | #include <stdio.h> | |
38 | int main() | |
39 | { | |
40 | printf("%d\n", sizeof(double)); | |
41 | } | |
42 | EOCP | |
43 | if $cc $ccflags -o try try.c >/dev/null 2>&1 ; then | |
44 | dflt=`./try` | |
45 | else | |
46 | dflt='8' | |
47 | echo "(I can't seem to compile the test program. Guessing...)" | |
48 | fi | |
49 | ;; | |
50 | *) | |
51 | dflt="$doublesize" | |
52 | ;; | |
53 | esac | |
54 | rp="What is the size of a double precision number (in bytes)?" | |
55 | . ./myread | |
56 | doublesize="$ans" | |
57 | $rm -f try.c try | |
58 |