implement -print0 for find

This commit is contained in:
Paul Fox 2006-05-12 14:47:20 +00:00
parent f7897ec47b
commit d7384296f6
3 changed files with 24 additions and 1 deletions

View File

@ -11,6 +11,16 @@ config CONFIG_FIND
help
find is used to search your system to find specified files.
config CONFIG_FEATURE_FIND_PRINT0
bool "Enable -print0 option"
default y
depends on CONFIG_FIND
help
Causes output names to be separated by a null character
rather than a newline. This allows names that contain
newlines and other whitespace to be more easily
interpreted by other programs.
config CONFIG_FEATURE_FIND_MTIME
bool "Enable modified time matching (-mtime) option"
default y

View File

@ -38,6 +38,9 @@ static const char msg_req_arg[] = "option `%s' requires an argument";
static const char msg_invalid_arg[] = "invalid argument `%s' to `%s'";
static char *pattern;
#ifdef CONFIG_FEATURE_FIND_PRINT0
static char printsep = '\n';
#endif
#ifdef CONFIG_FEATURE_FIND_TYPE
static int type_mask = 0;
@ -159,7 +162,11 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
}
#endif
#ifdef CONFIG_FEATURE_FIND_PRINT0
printf("%s%c", fileName, printsep);
#else
puts(fileName);
#endif
no_match:
return (TRUE);
}
@ -217,6 +224,10 @@ int find_main(int argc, char **argv)
else if (strcmp(argv[i], "-print") == 0) {
;
}
#ifdef CONFIG_FEATURE_FIND_PRINT0
else if (strcmp(argv[i], "-print0") == 0)
printsep = '\0';
#endif
else if (strcmp(argv[i], "-name") == 0) {
if (++i == argc)
bb_error_msg_and_die(msg_req_arg, "-name");

View File

@ -748,7 +748,9 @@ USE_FEATURE_DATE_ISOFMT( \
"\t-follow\t\tDereference symbolic links\n" \
"\t-name PATTERN\tFile name (leading directories removed) matches PATTERN\n" \
"\t-print\t\tPrint (default and assumed)\n" \
USE_FEATURE_FIND_TYPE( \
USE_FEATURE_FIND_PRINT0( \
"\t-print0\t\tDelimit output with null characters rather than\n\t\t\tnewlines" \
) USE_FEATURE_FIND_TYPE( \
"\n\t-type X\t\tFiletype matches X (where X is one of: f,d,l,b,c,...)" \
) USE_FEATURE_FIND_PERM( \
"\n\t-perm PERMS\tPermissions match any of (+NNN); all of (-NNN);\n\t\t\tor exactly (NNN)" \