1 /*-
2 * Copyright (c) 1980 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * %sccs.include.proprietary.c%
6 */
7
8 #ifndef lint
9 char copyright[] =
10 "@(#) Copyright (c) 1980 The Regents of the University of California.\n\
11 All rights reserved.\n";
12 #endif /* not lint */
13
14 #ifndef lint
15 static char sccsid[] = "@(#)Usef.c 1.5 (Berkeley) 04/12/91";
16 #endif /* not lint */
17
18 /* returns '-f' if need to use -f to bypass C bug */
19
20 static char *needs_f[] = {
21 "besj0_", "besj1_", "besjn_", "besy0_", "besy1_", "besyn_",
22 "c_abs", "erf_", "erfc_", "r_abs", "r_acos", "r_asin",
23 "r_atan", "r_atn2", "r_cos", "r_cosh", "r_exp", "r_imag",
24 "r_int", "r_lg10", "r_log", "r_sign", "r_sin",
25 "r_sinh", "r_sqrt", "r_tan", "r_tanh", "rand_", "random_",
26 0,
27 };
28
main(argc,argv)29 main(argc, argv)
30 int argc;
31 char **argv;
32 {
33 char **ptr;
34 float f;
35
36 if (sizeof (f + f) != sizeof f)
37 {
38 argv++;
39 ptr = needs_f;
40 while( *ptr != 0 ) {
41 if( strcmp( *ptr++, *argv ) == 0 )
42 {
43 printf("-f");
44 exit(0);
45 }
46 }
47 }
48 printf(" ");
49 exit(0);
50 }
51