fixed xargs and dd

LICENSE

@@ -1,4 +1,5 @@
 DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+
 Version 2, December 2004
 
 Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>

include/libmu/pw_check.h

@@ -10,7 +10,7 @@ int pw_check(const char *prog_name, const struct passwd *pw, const char *pass) {
 		return 0;
 
 	if (pw->pw_passwd[0] == '!' || pw->pw_passwd[0] == '*') {
-		fprintf(stderr, "%s: Denied\n", prog_name);
+		fprintf(stderr, "%s: Access denied\n", prog_name);
 		return 1;
 	}
 

src/coreutils/dd/dd.c

@@ -36,7 +36,7 @@ int openfile(int flag, char *path, int mode) {
 
 off_t strtonum(char *str) {
 	char *p = NULL;
-	off_t res = strtoll(str, &p, 10);
+	off_t res = strtoll(str, &p, 0);
 	if (str != p) {
 		if (!strcmp(p, "b"))
 			res *= 512;
@@ -60,7 +60,7 @@ off_t strtonum(char *str) {
 			res *= 1073741824;
 	}
 
-	if (res <= 1)
+	if (res < 0)
 		res = 0;
 
 	return res;
@@ -181,6 +181,8 @@ int main(int argc, char **argv) {
 	}
 
 	/* dd */
+	off_t opos = 0;
+
 	while (1) {
 		if (count == infull + inpart)
 			break;
@@ -200,7 +202,31 @@ int main(int argc, char **argv) {
 				goto CLOSE;
 		}
 
-		else {}
+		else {
+			char *tmp = ibuf;
+			while (n) {
+				off_t i = obs - opos;
+				if (i > n)
+					i = n;
+
+				memcpy(obuf + opos, tmp, i);
+
+				n -= i;
+				tmp += i;
+				opos += i;
+				if (opos == obs) {
+					if (copy(ofd, obuf, obs, obs))
+						goto CLOSE;
+
+					opos = 0;
+				}
+			}
+		}
+	}
+
+	if (opos != 0) {
+		if (copy(ofd, obuf, obs, obs))
+			goto CLOSE;
 	}
 
 	/* End */

src/findutils/xargs/xargs.c

@@ -60,8 +60,10 @@ int stdin_read(void) {
 			*p = '\0';
 			p = arg;
 
-			if (add_arg(arg, chars))
-				break;
+			if (add_arg(arg, chars)) {
+				fprintf(stderr, "xargs: argument line too long\n");
+				exit(1);
+			}
 
 			args_passed++;
 		}