ulimit: set both hard and soft limits by default

function                                             old     new   delta
shell_builtin_ulimit                                 494     498      +4

Signed-off-by: Alexander Shishkin <virtuoso@slind.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/shell/shell_common.c b/shell/shell_common.c
index 3114ff3f7..dc363e298 100644
--- a/shell/shell_common.c
+++ b/shell/shell_common.c
@@ -428,9 +428,14 @@ shell_builtin_ulimit(char **argv)
                                                 val <<= l->factor_shift;
                                         }
 //bb_error_msg("opt %c val_str:'%s' val:%lld", opt_char, val_str, (long long)val);
+                                        /* from man bash: "If neither -H nor -S
+                                         * is specified, both the soft and hard
+                                         * limits are set. */
+                                        if (!opts)
+                                                opts = OPT_hard + OPT_soft;
                                         if (opts & OPT_hard)
                                                 limit.rlim_max = val;
-                                        if ((opts & OPT_soft) || opts == 0)
+                                        if (opts & OPT_soft)
                                                 limit.rlim_cur = val;
 //bb_error_msg("setrlimit(%d, %lld, %lld)", l->cmd, (long long)limit.rlim_cur, (long long)limit.rlim_max);
                                         if (setrlimit(l->cmd, &limit) < 0) {