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| author | Jakob Kaivo <jkk@ung.org> | 2020-08-13 10:21:41 -0400 |
|---|---|---|
| committer | Jakob Kaivo <jkk@ung.org> | 2020-08-13 10:21:41 -0400 |
| commit | 1bdbf55cbf054bd2a4d0cd57b0a162522ce33a60 (patch) | |
| tree | df3bf7f26cf1dbf3a79a73d778efbfdaaccc55d1 /sys/statvfs.h | |
| parent | c486885ecda309759144ebad16ec4afd566e0bee (diff) | |
cause an error if _POSIX_C_SOURCE >= 200112L or _XOPEN_SOURCE >= 600 is defined without a C99 or better compiler
Diffstat (limited to 'sys/statvfs.h')
| -rw-r--r-- | sys/statvfs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/statvfs.h b/sys/statvfs.h index 7740afb..498c3dd 100644 --- a/sys/statvfs.h +++ b/sys/statvfs.h @@ -43,6 +43,14 @@ SOFTWARE. # define _POSIX_SOURCE #endif +#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 19901L +# if (defined _POSIX_C_SOURCE && _POSIX_C_SOURCE >= 200112L) +# error POSIX.1-2001 and later require a C99 compiler +# elif (defined _XOPEN_SOURCE && _XOPEN_SOURCE >= 600) +# error XOPEN Issue 6 and later require a C99 compiler +# endif +#endif + #if (defined _POSIX_C_SOURCE && 200809 <= _POSIX_C_SOURCE) || \ (defined _XOPEN_SOURCE && ((defined _XOPEN_SOURCE_EXTENDED && _XOPEN_SOURCE_EXTENDED == 1) || 500 <= _XOPEN_SOURCE)) /* ./src/sys/statvfs/ST_NOSUID.c */ |