src/usr.bin/rsh/rsh.c - diff

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version 1.30, 2002/08/12 02:31:43

version 1.31, 2003/04/08 22:11:56

Line 58

#include <stdlib.h>

#include <unistd.h>

#include <errno.h>

#include <err.h>

#include <string.h>

#include <stdarg.h>

#include "pathnames.h"

Line 465

Line 466

copyargs(char **argv)

{

char **ap, *p, *args;

int cc;

size_t cc, len;

cc = 0;

for (ap = argv; *ap; ++ap)

cc += strlen(*ap) + 1;

if (!(args = malloc((u_int)cc))) {

if ((args = malloc(cc)) == NULL)

(void)fprintf(stderr, "rsh: %s.\n", strerror(ENOMEM));

err(1, NULL);

exit(1);

}

for (p = args, ap = argv; *ap; ++ap) {

(void)strcpy(p, *ap);

len = strlcpy(p, *ap, cc);

for (p = strcpy(p, *ap); *p; ++p);

if (len >= cc)

if (ap[1])

errx(1, "copyargs overflow");

p += len;

cc -= len;

if (ap[1]) {

*p++ = ' ';

cc--;

}

return(args);

}