diff options
| -rw-r--r-- | lib/libc/gen/sysctl.3 | 5 | ||||
| -rw-r--r-- | lib/libc/gen/sysctl.c | 12 |
2 files changed, 11 insertions, 6 deletions
diff --git a/lib/libc/gen/sysctl.3 b/lib/libc/gen/sysctl.3 index 30e8e83..02a185c 100644 --- a/lib/libc/gen/sysctl.3 +++ b/lib/libc/gen/sysctl.3 @@ -667,9 +667,10 @@ If the amount of free and cache memory falls below this value, the pageout daemon will enter "memory conserving mode" to avoid deadlock. .El .Sh RETURN VALUES -If the call to .Fn sysctl -is successful, the number of bytes copied out is returned. +and +.Fn sysctlbyname +return 0 when successful. Otherwise \-1 is returned and .Va errno is set appropriately. diff --git a/lib/libc/gen/sysctl.c b/lib/libc/gen/sysctl.c index cb7448a..19709d5 100644 --- a/lib/libc/gen/sysctl.c +++ b/lib/libc/gen/sysctl.c @@ -66,16 +66,20 @@ sysctl(name, namelen, oldp, oldlenp, newp, newlen) switch (name[1]) { case USER_CS_PATH: - if (oldp && *oldlenp < sizeof(_PATH_STDPATH)) - return (ENOMEM); + if (oldp && *oldlenp < sizeof(_PATH_STDPATH)) { + errno = ENOMEM; + return -1; + } *oldlenp = sizeof(_PATH_STDPATH); if (oldp != NULL) memmove(oldp, _PATH_STDPATH, sizeof(_PATH_STDPATH)); return (0); } - if (oldp && *oldlenp < sizeof(int)) - return (ENOMEM); + if (oldp && *oldlenp < sizeof(int)) { + errno = ENOMEM; + return (-1); + } *oldlenp = sizeof(int); if (oldp == NULL) return (0); |
