assorted static vars removal

function                                             old     new   delta
tcpudpsvd_main                                      1829    1839     +10
update_status                                        567     569      +2
sigterm                                                1       -      -1
.........
dhcprelay_signal_handler                               8       -      -8
nfs_strerror                                          60      49     -11
singlemount                                         4579    4564     -15
static.p                                              16       -     -16
svstatus                                              20       -     -20
dhcprelay_xid_list                                    32       -     -32
runsv_main                                          1785    1746     -39
static.buf                                            74      28     -46
svd                                                   56       -     -56
dhcprelay_main                                      1141    1080     -61
------------------------------------------------------------------------------
(add/remove: 0/20 grow/shrink: 2/10 up/down: 12/-386)        Total: -374 bytes

1 files changed, 17 insertions, 5 deletions

diff --git a/runit/sv.c b/runit/sv.c
index 7283bbf7d..757391a54 100644
--- a/runit/sv.c
+++ b/runit/sv.c
@@ -158,12 +158,22 @@ Exit Codes
 #include "libbb.h"
 #include "runit_lib.h"
 
-static const char *acts;
-static char **service;
-static unsigned rc;
+struct globals {
+        const char *acts;
+        char **service;
+        unsigned rc;
 /* "Bernstein" time format: unix + 0x400000000000000aULL */
-static uint64_t tstart, tnow;
-static svstatus_t svstatus;
+        uint64_t tstart, tnow;
+        svstatus_t svstatus;
+};
+#define G (*(struct globals*)&bb_common_bufsiz1)
+#define acts         (G.acts        )
+#define service      (G.service     )
+#define rc           (G.rc          )
+#define tstart       (G.tstart      )
+#define tnow         (G.tnow        )
+#define svstatus     (G.svstatus    )
+#define INIT_G() do { } while (0)
 
 
 static void fatal_cannot(const char *m1) ATTRIBUTE_NORETURN;
@@ -418,6 +428,8 @@ int sv_main(int argc, char **argv)
         int (*cbk)(const char*);
         int curdir;
 
+        INIT_G();
+
         xfunc_error_retval = 100;
 
         x = getenv("SVDIR");