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13.98.2 lchmod ¶

Gnulib module: lchmod

Portability problems fixed by Gnulib:

• This function is missing on some platforms: OpenBSD 7.5, Minix 3.1.8, AIX 5.1, Solaris 11.4, Cygwin 2.9, mingw, MSVC 14, Android API level 35.
• This function is not declared on some platforms: HP-UX 11.31.
• This function always fails with errno set to ENOSYS, even when the file is not a symbolic link: GNU/Linux with glibc 2.31.
• This function does not fail when the file name argument ends in a slash and (without the slash) names a non-directory, on some platforms: AIX 7.2.

Portability problems not fixed by Gnulib:

• Some platforms do not allow changing the access bits on symbolic links.
• This function can fail with errno set to EMFILE or ENFILE, and it fails with errno set to EOPNOTSUPP if the /proc file system is not mounted: GNU/Linux with glibc 2.34.