fix sysconf for infinite rlimits

sysconf should return -1 for infinity, not LONG_MAX.

diff --git a/src/conf/sysconf.c b/src/conf/sysconf.c
index b8b761d..9ce330a 100644 (file)
--- a/src/conf/sysconf.c
+++ b/src/conf/sysconf.c
@@ -174,6 +174,8 @@ long sysconf(int name)
        } else if (values[name] < -256) {
                struct rlimit lim;
                getrlimit(values[name]&16383, &lim);
+               if (lim.rlim_cur == RLIM_INFINITY)
+                       return -1;
                return lim.rlim_cur > LONG_MAX ? LONG_MAX : lim.rlim_cur;
        }