19
Diagnostics library
[diagnostics]
19.5
System error support
[syserr]
19.5.1
General
[syserr.general]
1
#
Subclause
[syserr]
describes components that the standard library and C++ programs may use to report error conditions originating from the operating system or other low-level application program interfaces
.
2
#
Components described in
[syserr]
do not change the value of
errno
(
[errno]
)
.
Recommended practice
: Implementations should leave the error states provided by other libraries unchanged
.