- reuse strings and messages. Saves about 600B

4 files changed, 15 insertions, 30 deletions

diff --git a/coreutils/dd.c b/coreutils/dd.c
index 53aa085ed..33e789311 100644
--- a/coreutils/dd.c
+++ b/coreutils/dd.c
@@ -96,7 +96,7 @@ int dd_main(int argc, char **argv)
 					noerror = TRUE;
 					ibuf += 7;
 				} else {
-					bb_error_msg_and_die("invalid conversion `%s'", argv[i]+5);
+					bb_error_msg_and_die(bb_msg_invalid_arg, argv[i]+5, "conv");
 				}
 				if (ibuf[0] == '\0') break;
 				if (ibuf[0] == ',') ibuf++;
diff --git a/coreutils/diff.c b/coreutils/diff.c
index 57b32eb78..786e2a8ab 100644
--- a/coreutils/diff.c
+++ b/coreutils/diff.c
@@ -1158,7 +1158,7 @@ static void diffdir(char *p1, char *p2)
 		while (*dirlist2 != NULL && strcmp(*dirlist2, start) < 0)
 			dirlist2++;
 		if ((*dirlist1 == NULL) || (*dirlist2 == NULL))
-			bb_error_msg("Invalid argument to -S");
+			bb_error_msg(bb_msg_invalid_arg, "NULL", "-S");
 	}
 
 	/* Now that both dirlist1 and dirlist2 contain sorted directory
@@ -1194,7 +1194,6 @@ static void diffdir(char *p1, char *p2)
 
 int diff_main(int argc, char **argv)
 {
-	char *ep;
 	int gotstdin = 0;
 
 	char *U_opt;
@@ -1229,11 +1228,7 @@ int diff_main(int argc, char **argv)
 
 	context = 3;		/* This is the default number of lines of context. */
 	if (cmd_flags & FLAG_U) {
-		context = strtol(U_opt, &ep, 10);
-		if (context == 0) {
-			bb_error_msg("Invalid context length");
-			bb_show_usage();
-		}
+		context = bb_xgetlarg(U_opt, 10, 1, INT_MAX);
 	}
 	argc -= optind;
 	argv += optind;
diff --git a/coreutils/stty.c b/coreutils/stty.c
index 8b70af65e..cfb7f7f39 100644
--- a/coreutils/stty.c
+++ b/coreutils/stty.c
@@ -23,6 +23,7 @@
 
 //#define TEST
 
+#include "busybox.h"
 #include <stddef.h>
 #include <termios.h>
 #include <sys/ioctl.h>
@@ -45,7 +46,6 @@
 #include <errno.h>
 #include <limits.h>
 #include <fcntl.h>
-#include "busybox.h"
 
 #define STREQ(a, b) (strcmp ((a), (b)) == 0)
 
@@ -608,7 +608,7 @@ int main(int argc, char **argv)
 			for (i = 0; i < NUM_control_info; ++i)
 				if (STREQ(argv[k], control_info[i].name)) {
 					if (k == argc - 1)
-					    bb_error_msg_and_die("missing argument to `%s'", argv[k]);
+					    bb_error_msg_and_die(bb_msg_requires_arg, argv[k]);
 					match_found = 1;
 					++k;
 					set_control_char(&control_info[i], argv[k], &mode);
@@ -619,14 +619,14 @@ int main(int argc, char **argv)
 		if (match_found == 0) {
 			if (STREQ(argv[k], "ispeed")) {
 				if (k == argc - 1)
-				    bb_error_msg_and_die("missing argument to `%s'", argv[k]);
+				    bb_error_msg_and_die(bb_msg_requires_arg, argv[k]);
 				++k;
 				set_speed(input_speed, argv[k], &mode);
 				speed_was_set = 1;
 				require_set_attr = 1;
 			} else if (STREQ(argv[k], "ospeed")) {
 				if (k == argc - 1)
-				    bb_error_msg_and_die("missing argument to `%s'", argv[k]);
+				    bb_error_msg_and_die(bb_msg_requires_arg, argv[k]);
 				++k;
 				set_speed(output_speed, argv[k], &mode);
 				speed_was_set = 1;
@@ -635,13 +635,13 @@ int main(int argc, char **argv)
 #ifdef TIOCGWINSZ
 			else if (STREQ(argv[k], "rows")) {
 				if (k == argc - 1)
-				    bb_error_msg_and_die("missing argument to `%s'", argv[k]);
+				    bb_error_msg_and_die(bb_msg_requires_arg, argv[k]);
 				++k;
 				set_window_size((int) bb_xparse_number(argv[k], stty_suffixes),
 								-1);
 			} else if (STREQ(argv[k], "cols") || STREQ(argv[k], "columns")) {
 				if (k == argc - 1)
-				    bb_error_msg_and_die("missing argument to `%s'", argv[k]);
+				    bb_error_msg_and_die(bb_msg_requires_arg, argv[k]);
 				++k;
 				set_window_size(-1,
 						(int) bb_xparse_number(argv[k], stty_suffixes));
@@ -654,7 +654,7 @@ int main(int argc, char **argv)
 #ifdef HAVE_C_LINE
 			else if (STREQ(argv[k], "line")) {
 				if (k == argc - 1)
-					bb_error_msg_and_die("missing argument to `%s'", argv[k]);
+					bb_error_msg_and_die(bb_msg_requires_arg, argv[k]);
 				++k;
 				mode.c_line = bb_xparse_number(argv[k], stty_suffixes);
 				require_set_attr = 1;
diff --git a/coreutils/test.c b/coreutils/test.c
index ecd154907..2b624e308 100644
--- a/coreutils/test.c
+++ b/coreutils/test.c
@@ -178,7 +178,6 @@ static arith_t getn(const char *s);
 static int newerf(const char *f1, const char *f2);
 static int olderf(const char *f1, const char *f2);
 static int equalf(const char *f1, const char *f2);
-static void syntax(const char *op, const char *msg);
 static int test_eaccess(char *path, int mode);
 static int is_a_group_member(gid_t gid);
 static void initialize_group_array(void);
@@ -230,20 +229,11 @@ int test_main(int argc, char **argv)
 	res = !oexpr(t_lex(*t_wp));
 
 	if (*t_wp != NULL && *++t_wp != NULL)
-		syntax(*t_wp, "unknown operand");
+		bb_error_msg_and_die("%s: unknown operand", *t_wp);
 
 	return (res);
 }
 
-static void syntax(const char *op, const char *msg)
-{
-	if (op && *op) {
-		bb_error_msg_and_die("%s: %s", op, msg);
-	} else {
-		bb_error_msg_and_die("%s", msg);
-	}
-}
-
 static arith_t oexpr(enum token n)
 {
 	arith_t res;
@@ -279,18 +269,18 @@ static arith_t primary(enum token n)
 	arith_t res;
 
 	if (n == EOI) {
-		syntax(NULL, "argument expected");
+		bb_error_msg_and_die("argument expected");
 	}
 	if (n == LPAREN) {
 		res = oexpr(t_lex(*++t_wp));
 		if (t_lex(*++t_wp) != RPAREN)
-			syntax(NULL, "closing paren expected");
+			bb_error_msg_and_die("closing paren expected");
 		return res;
 	}
 	if (t_wp_op && t_wp_op->op_type == UNOP) {
 		/* unary expression */
 		if (*++t_wp == NULL)
-			syntax(t_wp_op->op_text, "argument expected");
+			bb_error_msg_and_die(bb_msg_requires_arg, t_wp_op->op_text);
 		switch (n) {
 		case STREZ:
 			return strlen(*t_wp) == 0;
@@ -320,7 +310,7 @@ static int binop(void)
 	op = t_wp_op;
 
 	if ((opnd2 = *++t_wp) == (char *) 0)
-		syntax(op->op_text, "argument expected");
+		bb_error_msg_and_die(bb_msg_requires_arg, op->op_text);
 
 	switch (op->op_num) {
 	case STREQ: