assorted fixes for breakage found by randomconfig

applets/applets.c

@@ -48,6 +48,9 @@ static const char usage_messages[] ALIGN1 = ""
 #include "applets.h"
 /* The -1 arises because of the {0,NULL,0,-1} entry. */
 
+#if ENABLE_FEATURE_SH_STANDALONE
+const unsigned short NUM_APPLETS = ARRAY_SIZE(applets);
+#endif
 const struct bb_applet *current_applet;
 const char *applet_name ATTRIBUTE_EXTERNALLY_VISIBLE;
 #if !BB_MMU

archival/libunarchive/Kbuild

@@ -58,6 +58,7 @@ lib-$(CONFIG_GUNZIP)			+= $(GUNZIP_FILES)
 lib-$(CONFIG_FEATURE_GUNZIP_UNCOMPRESS)	+= decompress_uncompress.o
 lib-$(CONFIG_RPM2CPIO)			+= $(GUNZIP_FILES) get_header_cpio.o
 lib-$(CONFIG_RPM)			+= $(GUNZIP_FILES) get_header_cpio.o
+lib-$(CONFIG_FEATURE_RPM_BZ2)		+= decompress_bunzip2.o
 lib-$(CONFIG_TAR)			+= get_header_tar.o
 lib-$(CONFIG_FEATURE_TAR_BZIP2)		+= decompress_bunzip2.o get_header_tar_bz2.o
 lib-$(CONFIG_FEATURE_TAR_LZMA)		+= decompress_unlzma.o get_header_tar_lzma.o
@@ -66,3 +67,4 @@ lib-$(CONFIG_FEATURE_TAR_COMPRESS)	+= decompress_uncompress.o
 lib-$(CONFIG_UNCOMPRESS)		+= decompress_uncompress.o
 lib-$(CONFIG_UNZIP)			+= $(GUNZIP_FILES)
 lib-$(CONFIG_FEATURE_COMPRESS_USAGE)	+= decompress_bunzip2.o
+

editors/vi.c

@@ -2420,14 +2420,17 @@ static int file_insert(const char * fn, char *p
 		file_modified++;
 	close(fd);
  fi0:
-	if (ENABLE_FEATURE_VI_READONLY && update_ro_status
+#if ENABLE_FEATURE_VI_READONLY
+	if (update_ro_status
 	 && ((access(fn, W_OK) < 0) ||
 		/* root will always have access()
 		 * so we check fileperms too */
-			!(statbuf.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH))))
+		!(statbuf.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH))
-	{
+	    )
+	) {
 		SET_READONLY_FILE(readonly_mode);
 	}
+#endif
 	return cnt;
 }
 

miscutils/devfsd.c

@@ -631,6 +631,7 @@ static void process_config_line(const char *line, unsigned long *event_mask)
 		last_config->next = new;
 	last_config = new;
 	return;
+
  process_config_line_err:
 	msg_logger_and_die(LOG_ERR, bb_msg_bad_config, msg , line);
 }  /*  End Function process_config_line   */
@@ -644,11 +645,9 @@ static int do_servicing(int fd, unsigned long event_mask)
 {
 	ssize_t bytes;
 	struct devfsd_notify_struct info;
-	unsigned long tmp_event_mask;
 
-	/*  Tell devfs what events we care about  */
+	/* (void*) cast is only in order to match prototype */
-	tmp_event_mask = event_mask;
+	xioctl(fd, DEVFSDIOC_SET_EVENT_MASK, (void*)event_mask);
-	xioctl(fd, DEVFSDIOC_SET_EVENT_MASK, tmp_event_mask);
 	while (!caught_signal) {
 		errno = 0;
 		bytes = read(fd,(char *) &info, sizeof info);

networking/ifupdown.c

@@ -484,12 +484,12 @@ static const struct dhcp_client_t ext_dhcp_clients[] = {
 static int dhcp_up(struct interface_defn_t *ifd, execfn *exec)
 {
 #if ENABLE_FEATURE_IFUPDOWN_EXTERNAL_DHCP
+	int i;
 #if ENABLE_FEATURE_IFUPDOWN_IP
 	/* ip doesn't up iface when it configures it (unlike ifconfig) */
 	if (!execute("ip link set %iface% up", ifd, exec))
 		return 0;
 #endif
-	int i;
 	for (i = 0; i < ARRAY_SIZE(ext_dhcp_clients); i++) {
 		if (exists_execable(ext_dhcp_clients[i].name))
 			return execute(ext_dhcp_clients[i].startcmd, ifd, exec);

networking/libiproute/Kbuild

@@ -6,6 +6,10 @@
 #
 
 lib-y:=
+
+lib-$(CONFIG_SLATTACH) += \
+	utils.o
+
 lib-$(CONFIG_IP) += \
 	ip_parse_common_args.o \
 	libnetlink.o \

procps/top.c

@@ -219,7 +219,9 @@ static unsigned long display_generic(int scr_width)
 	char buf[80];
 	char scrbuf[80];
 	unsigned long total, used, mfree, shared, buffers, cached;
+#if ENABLE_FEATURE_TOP_DECIMALS || ENABLE_FEATURE_TOP_CPU_GLOBAL_PERCENTS
 	unsigned total_diff;
+#endif
 
 #if ENABLE_FEATURE_TOP_DECIMALS
 	/* formats 7 char string (8 with terminating NUL) */
@@ -305,7 +307,7 @@ static unsigned long display_generic(int scr_width)
 	/* clear screen & go to top */
 	printf(OPT_BATCH_MODE ? "%s\n" : "\e[H\e[J%s\n", scrbuf);
 
-	if (ENABLE_FEATURE_TOP_CPU_GLOBAL_PERCENTS) {
+#if ENABLE_FEATURE_TOP_CPU_GLOBAL_PERCENTS
 	/*
 	 * xxx% = (jif.xxx - prev_jif.xxx) / (jif.total - prev_jif.total) * 100%
 	 */
@@ -344,7 +346,7 @@ static unsigned long display_generic(int scr_width)
 #undef SHOW_STAT
 #undef CALC_STAT
 #undef FMT
-	}
+#endif
 
 	/* read load average as a string */
 	buf[0] = '\0';

util-linux/more.c

@@ -154,8 +154,10 @@ int more_main(int argc, char **argv)
 
 				/* The user may have resized the terminal.
 				 * Re-read the dimensions. */
+#if ENABLE_FEATURE_USE_TERMIOS
 				get_terminal_width_height(cin_fileno, &terminal_width, &terminal_height);
 				terminal_height -= 1;
+#endif
 			}
 
 			/* Crudely convert tabs into spaces, which are