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13.115.27 sethostname ¶

LSB specification:
https://refspecs.linuxbase.org/LSB_5.0.0/LSB-Core-generic/LSB-Core-generic/baselib-sethostname-2.html

Documentation:

• https://www.gnu.org/software/libc/manual/html_node/Host-Identification.html,
• man sethostname.

Gnulib module: sethostname

Portability problems fixed by Gnulib:

• This function is missing on some platforms: Minix 3.1.8, Cygwin 1.7.x, mingw, MSVC 14, Android 5.1. Note that the Gnulib replacement may fail with ENOSYS on some platforms.
• This function is not declared on some platforms: AIX 7.1, Solaris 10.

Portability problems not fixed by Gnulib:

• The first parameter is char * instead of const char * on some platforms: Solaris 11 2010-11.
• The second parameter is int instead of size_t on some platforms: macOS 14, FreeBSD 14.0, MidnightBSD 3.0, Solaris 11 2010-11, Solaris 11 OpenIndiana, Solaris 11 OmniOS.
• This function does not reject a too long host name on some platforms: Cygwin 3.5.3.