*: make 2 more "int argc"'s unused; more saved if !DESKTOP

function                                             old     new   delta
sync_main                                             18      20      +2
tty_main                                              90      87      -3
iprule_list                                           83      79      -4

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

7 files changed, 20 insertions, 15 deletions

diff --git a/console-tools/dumpkmap.c b/console-tools/dumpkmap.c
index c382b5af9..061fc4792 100644
--- a/console-tools/dumpkmap.c
+++ b/console-tools/dumpkmap.c
@@ -28,9 +28,9 @@ int dumpkmap_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 {
         struct kbentry ke;
         int i, j, fd;
-        RESERVE_CONFIG_BUFFER(flags,MAX_NR_KEYMAPS);
+        RESERVE_CONFIG_BUFFER(flags, MAX_NR_KEYMAPS);
 
-/*      bb_warn_ignoring_args(argc>=2);*/
+/*      bb_warn_ignoring_args(argv[1]);*/
 
         fd = get_console_fd_or_die();
 
diff --git a/console-tools/loadkmap.c b/console-tools/loadkmap.c
index a6b9a86aa..912291a7d 100644
--- a/console-tools/loadkmap.c
+++ b/console-tools/loadkmap.c
@@ -30,9 +30,9 @@ int loadkmap_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
         int i, j, fd;
         uint16_t ibuff[NR_KEYS];
 /*      const char *tty_name = CURRENT_TTY; */
-        RESERVE_CONFIG_BUFFER(flags,MAX_NR_KEYMAPS);
+        RESERVE_CONFIG_BUFFER(flags, MAX_NR_KEYMAPS);
 
-/* bb_warn_ignoring_args(argc >= 2); */
+/* bb_warn_ignoring_args(argv[1]); */
         fd = get_console_fd_or_die();
 /* or maybe:
         opt = getopt32(argv, "C:", &tty_name);
diff --git a/coreutils/sync.c b/coreutils/sync.c
index f00a3d075..9016655e0 100644
--- a/coreutils/sync.c
+++ b/coreutils/sync.c
@@ -14,10 +14,10 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int sync_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int sync_main(int argc, char **argv UNUSED_PARAM)
+int sync_main(int argc UNUSED_PARAM, char **argv)
 {
         /* coreutils-6.9 compat */
-        bb_warn_ignoring_args(argc - 1);
+        bb_warn_ignoring_args(argv[1]);
 
         sync();
 
diff --git a/coreutils/tty.c b/coreutils/tty.c
index 975ccdfaa..69352ecf8 100644
--- a/coreutils/tty.c
+++ b/coreutils/tty.c
@@ -13,7 +13,7 @@
 #include "libbb.h"
 
 int tty_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int tty_main(int argc, char **argv IF_NOT_INCLUDE_SUSv2(UNUSED_PARAM))
+int tty_main(int argc UNUSED_PARAM, char **argv)
 {
         const char *s;
         IF_INCLUDE_SUSv2(int silent;)   /* Note: No longer relevant in SUSv3. */
@@ -22,11 +22,11 @@ int tty_main(int argc, char **argv IF_NOT_INCLUDE_SUSv2(UNUSED_PARAM))
         xfunc_error_retval = 2; /* SUSv3 requires > 1 for error. */
 
         IF_INCLUDE_SUSv2(silent = getopt32(argv, "s");)
-        IF_INCLUDE_SUSv2(argc -= optind;)
-        IF_NOT_INCLUDE_SUSv2(argc -= 1;)
+        IF_INCLUDE_SUSv2(argv += optind;)
+        IF_NOT_INCLUDE_SUSv2(argv += 1;)
 
         /* gnu tty outputs a warning that it is ignoring all args. */
-        bb_warn_ignoring_args(argc);
+        bb_warn_ignoring_args(argv[0]);
 
         retval = EXIT_SUCCESS;
 
diff --git a/include/libbb.h b/include/libbb.h
index 8d3df6191..cda59dc1f 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1022,7 +1022,11 @@ extern struct mntent *find_mount_point(const char *name, int subdir_too) FAST_FU
 extern void erase_mtab(const char * name) FAST_FUNC;
 extern unsigned int tty_baud_to_value(speed_t speed) FAST_FUNC;
 extern speed_t tty_value_to_baud(unsigned int value) FAST_FUNC;
-extern void bb_warn_ignoring_args(int n) FAST_FUNC;
+#if ENABLE_DESKTOP
+extern void bb_warn_ignoring_args(char *arg) FAST_FUNC;
+#else
+# define bb_warn_ignoring_args(arg) ((void)0)
+#endif
 
 extern int get_linux_version_code(void) FAST_FUNC;
 
diff --git a/libbb/warn_ignoring_args.c b/libbb/warn_ignoring_args.c
index 65dea321a..fa33c258f 100644
--- a/libbb/warn_ignoring_args.c
+++ b/libbb/warn_ignoring_args.c
@@ -6,12 +6,13 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
  */
-
 #include "libbb.h"
 
-void FAST_FUNC bb_warn_ignoring_args(int n)
+#if ENABLE_DESKTOP
+void FAST_FUNC bb_warn_ignoring_args(char *arg)
 {
-        if (n) {
+        if (arg) {
                 bb_error_msg("ignoring all arguments");
         }
 }
+#endif
diff --git a/networking/libiproute/iprule.c b/networking/libiproute/iprule.c
index 659f3a9f0..e7674530c 100644
--- a/networking/libiproute/iprule.c
+++ b/networking/libiproute/iprule.c
@@ -166,7 +166,7 @@ static int iprule_list(char **argv)
 
         if (*argv) {
                 //bb_error_msg("\"rule show\" needs no arguments");
-                bb_warn_ignoring_args(1);
+                bb_warn_ignoring_args(*argv);
                 return -1;
         }