*: add most of the required setup_common_bufsiz() calls

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

findutils/find.c

@@ -424,6 +424,7 @@ struct globals {
 } FIX_ALIASING;
 #define G (*(struct globals*)bb_common_bufsiz1)
 #define INIT_G() do { \
+	setup_common_bufsiz(); \
 	BUILD_BUG_ON(sizeof(G) > COMMON_BUFSIZE); \
 	/* we have to zero it out because of NOEXEC */ \
 	memset(&G, 0, sizeof(G)); \

findutils/grep.c

@@ -204,6 +204,7 @@ struct globals {
 } FIX_ALIASING;
 #define G (*(struct globals*)bb_common_bufsiz1)
 #define INIT_G() do { \
+	setup_common_bufsiz(); \
 	BUILD_BUG_ON(sizeof(G) > COMMON_BUFSIZE); \
 } while (0)
 #define max_matches       (G.max_matches         )

findutils/xargs.c

@@ -103,6 +103,7 @@ struct globals {
 } FIX_ALIASING;
 #define G (*(struct globals*)bb_common_bufsiz1)
 #define INIT_G() do { \
+	setup_common_bufsiz(); \
 	G.eof_str = NULL; /* need to clear by hand because we are NOEXEC applet */ \
 	IF_FEATURE_XARGS_SUPPORT_REPL_STR(G.repl_str = "{}";) \
 	IF_FEATURE_XARGS_SUPPORT_REPL_STR(G.eol_ch = '\n';) \