adduser/addgroup: make system id range configurable.

By Tito (farmatito AT tiscali.it).

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 8 insertions, 4 deletions

diff --git a/loginutils/addgroup.c b/loginutils/addgroup.c
index cb839290d..dc60788e0 100644
--- a/loginutils/addgroup.c
+++ b/loginutils/addgroup.c
@@ -11,6 +11,10 @@
  */
 #include "libbb.h"
 
+#if CONFIG_LAST_SYSTEM_ID < CONFIG_FIRST_SYSTEM_ID
+#error Bad LAST_SYSTEM_ID or FIRST_SYSTEM_ID in .config
+#endif
+
 #define OPT_GID                       (1 << 0)
 #define OPT_SYSTEM_ACCOUNT            (1 << 1)
 
@@ -30,11 +34,11 @@ static void xgroup_study(struct group *g)
         /* gid values is set to [0, INT_MAX] */
         if (!(option_mask32 & OPT_GID)) {
                 if (option_mask32 & OPT_SYSTEM_ACCOUNT) {
-                        g->gr_gid = 100; /* FIRST_SYSTEM_GID */
-                        max = 999;       /* LAST_SYSTEM_GID */
+                        g->gr_gid = CONFIG_FIRST_SYSTEM_ID;
+                        max = CONFIG_LAST_SYSTEM_ID;
                 } else {
-                        g->gr_gid = 1000; /* FIRST_GID */
-                        max = 64999;      /* LAST_GID */
+                        g->gr_gid = CONFIG_LAST_SYSTEM_ID + 1;
+                        max = 64999;
                 }
         }
         /* Check if the desired gid is free