Skip Navigation Links | |
Exit Print View | |
man pages section 3: Extended Library Functions Oracle Solaris 10 1/13 Information Library |
Extended Library Functions - Part 1
Extended Library Functions - Part 2
dat_registry_add_provider(3DAT)
dat_registry_list_providers(3DAT)
dat_registry_remove_provider(3DAT)
dat_set_consumer_context(3DAT)
devid_deviceid_to_nmlist(3DEVID)
di_link_next_by_lnode(3DEVINFO)
di_link_next_by_node(3DEVINFO)
di_lnode_private_get(3DEVINFO)
di_lnode_private_set(3DEVINFO)
di_minor_private_get(3DEVINFO)
di_minor_private_set(3DEVINFO)
di_prom_prop_lookup_bytes(3DEVINFO)
di_prom_prop_lookup_ints(3DEVINFO)
di_prom_prop_lookup_strings(3DEVINFO)
di_prop_lookup_bytes(3DEVINFO)
di_prop_lookup_int64(3DEVINFO)
di_prop_lookup_strings(3DEVINFO)
DmiListComponentsByClass(3DMI)
ea_match_object_catalog(3EXACCT)
Extended Library Functions - Part 3
Extended Library Functions - Part 4
- compute positive difference between two floating-point numbers
c99 [ flag... ] file... -lm [ library... ] #include <math.h> double fdim(double x, double y);
float fdimf(float x, float y);
long double fdiml(long double x, long double y);
These functions determine the positive difference between their arguments. If x is greater than y, x-y is returned. If x is less than or equal to y, +0 is returned.
Upon successful completion, these functions return the positive difference value.
If x-y is positive and overflows, a range error occurs and fdim(), fdimf(), and fdiml() returns the value of the macro HUGE_VAL, HUGE_VALF, and HUGE_VALL, respectively.
If x or y is NaN, a NaN is returned.
These functions will fail if:
The result overflows.
If the integer expression (math_errhandling & MATH_ERREXCEPT) is non-zero, the overflow floating-point exception will be raised.
An application wanting to check for exceptions should call feclearexcept(FE_ALL_EXCEPT) before calling these functions. On return, if fetestexcept(FE_INVALID | FE_DIVBYZERO | FE_OVERFLOW | FE_UNDERFLOW) is non-zero, an exception has been raised. An application should either examine the return value or check the floating point exception flags to detect exceptions.
See attributes(5) for descriptions of the following attributes:
|
feclearexcept(3M), fetestexcept(3M), fmax(3M), fmin(3M), math.h(3HEAD), attributes(5), standards(5)