Extended Library Functions - Part 1
Extended Library Functions - Part 2
Extended Library Functions - Part 3
Extended Library Functions - Part 4
Extended Library Functions - Part 5
Extended Library Functions - Part 6
sysevent_bind_handle(3SYSEVENT)
sysevent_get_attr_list(3SYSEVENT)
sysevent_get_class_name(3SYSEVENT)
sysevent_get_pub_name(3SYSEVENT)
sysevent_get_subclass_name(3SYSEVENT)
sysevent_get_vendor_name(3SYSEVENT)
sysevent_post_event(3SYSEVENT)
sysevent_subscribe_event(3SYSEVENT)
sysevent_unbind_handle(3SYSEVENT)
sysevent_unsubscribe_event(3SYSEVENT)
tnfctl_filter_list_delete(3TNF)
tnfctl_probe_disconnect_all(3TNF)
volmgt_feature_enabled(3VOLMGT)
wsreg_add_child_component(3WSREG)
wsreg_add_compatible_version(3WSREG)
wsreg_add_dependent_component(3WSREG)
wsreg_add_display_name(3WSREG)
wsreg_add_required_component(3WSREG)
wsreg_can_access_registry(3WSREG)
wsreg_components_equal(3WSREG)
wsreg_create_component(3WSREG)
wsreg_free_component_array(3WSREG)
wsreg_get_child_components(3WSREG)
wsreg_get_compatible_versions(3WSREG)
wsreg_get_dependent_components(3WSREG)
wsreg_get_display_languages(3WSREG)
wsreg_get_display_name(3WSREG)
wsreg_get_required_components(3WSREG)
wsreg_query_get_instance(3WSREG)
wsreg_query_get_location(3WSREG)
wsreg_query_get_unique_name(3WSREG)
wsreg_query_get_version(3WSREG)
wsreg_query_set_instance(3WSREG)
wsreg_query_set_location(3WSREG)
wsreg_query_set_unique_name(3WSREG)
wsreg_query_set_version(3WSREG)
wsreg_remove_child_component(3WSREG)
wsreg_remove_compatible_version(3WSREG)
wsreg_remove_dependent_component(3WSREG)
wsreg_remove_display_name(3WSREG)
wsreg_remove_required_component(3WSREG)
XTSOLgetClientAttributes(3XTSOL)
XTSOLgetPropAttributes(3XTSOL)
XTSOLgetWorkstationOwner(3XTSOL)
- square root function
c99 [ flag... ] file... -lm [ library... ] #include <math.h> double sqrt(double x);
float sqrtf(float x);
long double sqrtl(long double x);
These functions compute the square root of their argument x.
Upon successful completion, these functions return the square root of x.
For finite values of x < -0, a domain error occurs and either a NaN (if supported) or an implementation-defined value is returned.
If x is NaN, a NaN is returned.
If x is ±0 or +Inf, x is returned.
If x is -Inf, a domain error occurs and a NaN is returned.
These functions will fail if:
The finite value of x is < -0 or x is -Inf.
If the integer expression (math_errhandling & MATH_ERREXCEPT) is non-zero, the invalid floating-point exception is raised.
The sqrt() function sets errno to EDOM if the value of x is negative.
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.
An application can also set errno to 0 before calling sqrt(). On return, if errno is non-zero, an error has occurred. The sqrtf() and sqrtl() functions do not set errno.
See attributes(5) for descriptions of the following attributes:
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feclearexcept(3M), fetestexcept(3M), isnan(3M), math.h(3HEAD), attributes(5), standards(5)