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author | kib <kib@FreeBSD.org> | 2014-07-16 08:52:44 +0000 |
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committer | kib <kib@FreeBSD.org> | 2014-07-16 08:52:44 +0000 |
commit | 369fe04016ea7a31008c50b210b53d2d70e1def0 (patch) | |
tree | 9ed9f32aaa476488ec5add28316d8625408dbb14 /lib/libc | |
parent | e32219adcfbf6868c6c54b81768130b5765c4a84 (diff) | |
download | FreeBSD-src-369fe04016ea7a31008c50b210b53d2d70e1def0.zip FreeBSD-src-369fe04016ea7a31008c50b210b53d2d70e1def0.tar.gz |
MFC r268467:
Implement sysconf(_SC_GETGR_R_SIZE_MAX) and sysconf(_SC_GETPW_R_SIZE_MAX).
Diffstat (limited to 'lib/libc')
-rw-r--r-- | lib/libc/gen/sysconf.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/libc/gen/sysconf.c b/lib/libc/gen/sysconf.c index b7952b1..2b3acfb 100644 --- a/lib/libc/gen/sysconf.c +++ b/lib/libc/gen/sysconf.c @@ -367,11 +367,17 @@ yesno: * _POSIX_FILE_LOCKING, so we can't answer this one. */ #endif -#if _POSIX_THREAD_SAFE_FUNCTIONS > -1 + + /* + * SUSv4tc1 says the following about _SC_GETGR_R_SIZE_MAX and + * _SC_GETPW_R_SIZE_MAX: + * Note that sysconf(_SC_GETGR_R_SIZE_MAX) may return -1 if + * there is no hard limit on the size of the buffer needed to + * store all the groups returned. + */ case _SC_GETGR_R_SIZE_MAX: case _SC_GETPW_R_SIZE_MAX: -#error "somebody needs to implement this" -#endif + return (-1); case _SC_HOST_NAME_MAX: return (MAXHOSTNAMELEN - 1); /* does not include \0 */ case _SC_LOGIN_NAME_MAX: |