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author | ljo <ljo@FreeBSD.org> | 1994-10-26 18:17:41 +0000 |
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committer | ljo <ljo@FreeBSD.org> | 1994-10-26 18:17:41 +0000 |
commit | 2195d627fb793fec6c00bdddf1c4d46982b9f27f (patch) | |
tree | c2961f38c1507b80baefaca1d568747c113f28c0 /lib/libF77/r_sign.c | |
parent | 80b2e1963004e4ae0173b4f9bc965518ba81d3b0 (diff) | |
download | FreeBSD-src-2195d627fb793fec6c00bdddf1c4d46982b9f27f.zip FreeBSD-src-2195d627fb793fec6c00bdddf1c4d46982b9f27f.tar.gz |
Library for f2c (part 2 of 2)
Obtained from: netlib.att.com
Diffstat (limited to 'lib/libF77/r_sign.c')
-rw-r--r-- | lib/libF77/r_sign.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/libF77/r_sign.c b/lib/libF77/r_sign.c new file mode 100644 index 0000000..df6d02a --- /dev/null +++ b/lib/libF77/r_sign.c @@ -0,0 +1,12 @@ +#include "f2c.h" + +#ifdef KR_headers +double r_sign(a,b) real *a, *b; +#else +double r_sign(real *a, real *b) +#endif +{ +double x; +x = (*a >= 0 ? *a : - *a); +return( *b >= 0 ? x : -x); +} |