randomconfig fixes

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

4 files changed, 7 insertions, 2 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 6e629d187..97dbe8687 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1271,6 +1271,7 @@ line_input_t *new_line_input_t(int flags) FAST_FUNC;
  */
 int read_line_input(const char* prompt, char* command, int maxsize, line_input_t *state) FAST_FUNC;
 #else
+#define MAX_HISTORY 0
 int read_line_input(const char* prompt, char* command, int maxsize) FAST_FUNC;
 #define read_line_input(prompt, command, maxsize, state) \
         read_line_input(prompt, command, maxsize)
diff --git a/networking/telnetd.c b/networking/telnetd.c
index 2a0ace5cb..163efaa42 100644
--- a/networking/telnetd.c
+++ b/networking/telnetd.c
@@ -562,13 +562,15 @@ int telnetd_main(int argc UNUSED_PARAM, char **argv)
         }
 
         {
-                struct timeval tv;
                 struct timeval *tv_ptr = NULL;
+#if ENABLE_FEATURE_TELNETD_INETD_WAIT
+                struct timeval tv;
                 if ((opt & OPT_WAIT) && !G.sessions) {
                         tv.tv_sec = sec_linger;
                         tv.tv_usec = 0;
                         tv_ptr = &tv;
                 }
+#endif
                 count = select(G.maxfd + 1, &rdfdset, &wrfdset, NULL, tv_ptr);
         }
         if (count == 0) /* "telnetd -w SEC" timed out */
diff --git a/procps/top.c b/procps/top.c
index 9e8ad1d1f..252f6f74b 100644
--- a/procps/top.c
+++ b/procps/top.c
@@ -513,8 +513,8 @@ static NOINLINE void display_process_list(int lines_rem, int scr_width)
         /* xxx_shift and xxx_scale variables allow us to replace
          * expensive divides with multiply and shift */
         unsigned pmem_shift, pmem_scale, pmem_half;
-        unsigned tmp_unsigned;
 #if ENABLE_FEATURE_TOP_CPU_USAGE_PERCENTAGE
+        unsigned tmp_unsigned;
         unsigned pcpu_shift, pcpu_scale, pcpu_half;
         unsigned busy_jifs;
 #endif
diff --git a/shell/ash.c b/shell/ash.c
index d81dbd3f5..481b84138 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -53,6 +53,8 @@
 #include "math.h"
 #if ENABLE_ASH_RANDOM_SUPPORT
 # include "random.h"
+#else
+# define CLEAR_RANDOM_T(rnd) ((void)0)
 #endif
 
 #if defined SINGLE_APPLET_MAIN