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cp: Add recursive copy 

This adds the -r option to the cp command.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2014-10-23 21:46:21 +02:00
parent 9f11887009
commit 837e517669
1 changed files with 23 additions and 13 deletions
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36
commands/cp.c
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@ -39,14 +39,17 @@ static int do_cp(int argc, char *argv[])
int last_is_dir = 0;
int i;
int opt;
int verbose = 0;
int verbose = 0, recursive = 0;
int argc_min;
while ((opt = getopt(argc, argv, "v")) > 0) {
while ((opt = getopt(argc, argv, "vr")) > 0) {
switch (opt) {
case 'v':
verbose = 1;
break;
case 'r':
recursive = 1;
break;
}
}
@ -60,24 +63,31 @@ static int do_cp(int argc, char *argv[])
last_is_dir = 1;
}
if (argc > argc_min && !last_is_dir) {
if (((recursive && argc - optind > 2) || (argc > argc_min)) && !last_is_dir) {
printf("cp: target `%s' is not a directory\n", argv[argc - 1]);
return 1;
}
if (recursive && argc - optind == 2 && !last_is_dir) {
ret = make_directory(argv[argc - 1]);
if (ret)
goto out;
}
for (i = optind; i < argc - 1; i++) {
if (last_is_dir) {
char *dst;
dst = concat_path_file(argv[argc - 1], basename(argv[i]));
char *dst;
dst = concat_path_file(argv[argc - 1], basename(argv[i]));
if (recursive)
ret = copy_recursive(argv[i], dst);
else if (last_is_dir)
ret = copy_file(argv[i], dst, verbose);
free(dst);
if (ret)
goto out;
} else {
else
ret = copy_file(argv[i], argv[argc - 1], verbose);
if (ret)
goto out;
}
free(dst);
if (ret)
goto out;
}
ret = 0;