diff options
Diffstat (limited to 'lib9')
| -rw-r--r-- | lib9/isnan-posix.c | 15 | ||||
| -rw-r--r-- | lib9/mkfile-Nt | 1 | ||||
| -rw-r--r-- | lib9/mkfile-Posix | 1 |
3 files changed, 17 insertions, 0 deletions
diff --git a/lib9/isnan-posix.c b/lib9/isnan-posix.c new file mode 100644 index 00000000..ece5c0d8 --- /dev/null +++ b/lib9/isnan-posix.c @@ -0,0 +1,15 @@ +#include <lib9.h> + +int +isNaN(double d) +{ + return isnan(d); +} + +int +isInf(double d, int sign) +{ + if(sign < 0) + return isinf(d) < 0; + return isinf(d); +} diff --git a/lib9/mkfile-Nt b/lib9/mkfile-Nt index f264c479..3bb2a380 100644 --- a/lib9/mkfile-Nt +++ b/lib9/mkfile-Nt @@ -7,3 +7,4 @@ TARGFILES=\ setbinmode-Nt.$O\ lock-Nt-386.$O\ pread-Nt.$O\ + isnan-posix.$O\ diff --git a/lib9/mkfile-Posix b/lib9/mkfile-Posix index 085c665b..7f833067 100644 --- a/lib9/mkfile-Posix +++ b/lib9/mkfile-Posix @@ -6,3 +6,4 @@ TARGFILES=\ getcallerpc-$SYSTARG-$OBJTYPE.$O\ getwd-posix.$O\ sbrk-posix.$O\ + isnan-posix.$O\ |