summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorRob Landley2005-10-04 03:34:39 +0000
committerRob Landley2005-10-04 03:34:39 +0000
commit5d3a0e8ed3c7fcb43c9298d43868672ae51a4456 (patch)
treef60cc3927c07020236912ae6cfa9f864a29f6f75
parentd128b7182082052626555331ca46b92e478a0cc5 (diff)
downloadbusybox-5d3a0e8ed3c7fcb43c9298d43868672ae51a4456.zip
busybox-5d3a0e8ed3c7fcb43c9298d43868672ae51a4456.tar.gz
Add find -exec support from Rob Sullivan, and convert CONFIG_ to ENABLE_
while we're in the area.
-rw-r--r--findutils/Config.in8
-rw-r--r--findutils/find.c103
-rw-r--r--include/usage.h11
3 files changed, 78 insertions, 44 deletions
diff --git a/findutils/Config.in b/findutils/Config.in
index 10dc72e..3c28ec0 100644
--- a/findutils/Config.in
+++ b/findutils/Config.in
@@ -57,6 +57,14 @@ config CONFIG_FEATURE_FIND_INUM
help
Support the 'find -inum' option for searching by inode number.
+config CONFIG_FEATURE_FIND_EXEC
+ bool " Enable (-exec) option allowing execution of commands"
+ default y
+ depends on CONFIG_FIND
+ help
+ Support the 'find -exec' option for executing commands based upon
+ the files matched.
+
config CONFIG_GREP
bool "grep"
default n
diff --git a/findutils/find.c b/findutils/find.c
index 334a7b5..25f57fd 100644
--- a/findutils/find.c
+++ b/findutils/find.c
@@ -39,33 +39,39 @@ static const char msg_invalid_arg[] = "invalid argument `%s' to `%s'";
static char *pattern;
-#ifdef CONFIG_FEATURE_FIND_TYPE
+#if ENABLE_FEATURE_FIND_TYPE
static int type_mask = 0;
#endif
-#ifdef CONFIG_FEATURE_FIND_PERM
+#if ENABLE_FEATURE_FIND_PERM
static char perm_char = 0;
static int perm_mask = 0;
#endif
-#ifdef CONFIG_FEATURE_FIND_MTIME
+#if ENABLE_FEATURE_FIND_MTIME
static char mtime_char;
static int mtime_days;
#endif
-#ifdef CONFIG_FEATURE_FIND_XDEV
+#if ENABLE_FEATURE_FIND_XDEV
static dev_t *xdev_dev;
static int xdev_count = 0;
#endif
-#ifdef CONFIG_FEATURE_FIND_NEWER
+#if ENABLE_FEATURE_FIND_NEWER
static time_t newer_mtime;
#endif
-#ifdef CONFIG_FEATURE_FIND_INUM
+#if ENABLE_FEATURE_FIND_INUM
static ino_t inode_num;
#endif
+#if ENABLE_FEATURE_FIND_EXEC
+static char **exec_str;
+static int num_matches;
+static int exec_opt;
+#endif
+
static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
{
if (pattern != NULL) {
@@ -78,22 +84,17 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
if (!(fnmatch(pattern, tmp, FNM_PERIOD) == 0))
goto no_match;
}
-#ifdef CONFIG_FEATURE_FIND_TYPE
- if (type_mask != 0) {
+ if (ENABLE_FEATURE_FIND_TYPE && type_mask != 0) {
if (!((statbuf->st_mode & S_IFMT) == type_mask))
goto no_match;
}
-#endif
-#ifdef CONFIG_FEATURE_FIND_PERM
- if (perm_mask != 0) {
+ if (ENABLE_FEATURE_FIND_PERM && perm_mask != 0) {
if (!((isdigit(perm_char) && (statbuf->st_mode & 07777) == perm_mask) ||
(perm_char == '-' && (statbuf->st_mode & perm_mask) == perm_mask) ||
(perm_char == '+' && (statbuf->st_mode & perm_mask) != 0)))
goto no_match;
}
-#endif
-#ifdef CONFIG_FEATURE_FIND_MTIME
- if (mtime_char != 0) {
+ if (ENABLE_FEATURE_FIND_MTIME && mtime_char != 0) {
time_t file_age = time(NULL) - statbuf->st_mtime;
time_t mtime_secs = mtime_days * 24 * 60 * 60;
if (!((isdigit(mtime_char) && file_age >= mtime_secs &&
@@ -102,9 +103,7 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
(mtime_char == '-' && file_age < mtime_secs)))
goto no_match;
}
-#endif
-#ifdef CONFIG_FEATURE_FIND_XDEV
- if (xdev_count) {
+ if (ENABLE_FEATURE_FIND_XDEV && xdev_count) {
int i;
for (i=0; i<xdev_count; i++) {
if (xdev_dev[i] == statbuf-> st_dev)
@@ -117,26 +116,31 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
goto no_match;
}
}
-#endif
-#ifdef CONFIG_FEATURE_FIND_NEWER
- if (newer_mtime != 0) {
+ if (ENABLE_FEATURE_FIND_NEWER && newer_mtime != 0) {
time_t file_age = newer_mtime - statbuf->st_mtime;
if (file_age >= 0)
goto no_match;
}
-#endif
-#ifdef CONFIG_FEATURE_FIND_INUM
- if (inode_num != 0) {
+ if (ENABLE_FEATURE_FIND_INUM && inode_num != 0) {
if (!(statbuf->st_ino == inode_num))
goto no_match;
}
-#endif
+ if (ENABLE_FEATURE_FIND_EXEC && exec_opt) {
+ int i;
+ char *cmd_string = "";
+ for (i = 0; i < num_matches; i++)
+ cmd_string = bb_xasprintf("%s%s%s", cmd_string, exec_str[i], fileName);
+ cmd_string = bb_xasprintf("%s%s", cmd_string, exec_str[num_matches]);
+ system(cmd_string);
+ goto no_match;
+ }
+
puts(fileName);
no_match:
return (TRUE);
}
-#ifdef CONFIG_FEATURE_FIND_TYPE
+#if ENABLE_FEATURE_FIND_TYPE
static int find_type(char *type)
{
int mask = 0;
@@ -193,14 +197,11 @@ int find_main(int argc, char **argv)
if (++i == argc)
bb_error_msg_and_die(msg_req_arg, "-name");
pattern = argv[i];
-#ifdef CONFIG_FEATURE_FIND_TYPE
- } else if (strcmp(argv[i], "-type") == 0) {
+ } else if (ENABLE_FEATURE_FIND_TYPE && strcmp(argv[i], "-type") == 0) {
if (++i == argc)
bb_error_msg_and_die(msg_req_arg, "-type");
type_mask = find_type(argv[i]);
-#endif
-#ifdef CONFIG_FEATURE_FIND_PERM
- } else if (strcmp(argv[i], "-perm") == 0) {
+ } else if (ENABLE_FEATURE_FIND_PERM && strcmp(argv[i], "-perm") == 0) {
char *end;
if (++i == argc)
bb_error_msg_and_die(msg_req_arg, "-perm");
@@ -209,9 +210,7 @@ int find_main(int argc, char **argv)
bb_error_msg_and_die(msg_invalid_arg, argv[i], "-perm");
if ((perm_char = argv[i][0]) == '-')
perm_mask = -perm_mask;
-#endif
-#ifdef CONFIG_FEATURE_FIND_MTIME
- } else if (strcmp(argv[i], "-mtime") == 0) {
+ } else if (ENABLE_FEATURE_FIND_MTIME && strcmp(argv[i], "-mtime") == 0) {
char *end;
if (++i == argc)
bb_error_msg_and_die(msg_req_arg, "-mtime");
@@ -220,9 +219,7 @@ int find_main(int argc, char **argv)
bb_error_msg_and_die(msg_invalid_arg, argv[i], "-mtime");
if ((mtime_char = argv[i][0]) == '-')
mtime_days = -mtime_days;
-#endif
-#ifdef CONFIG_FEATURE_FIND_XDEV
- } else if (strcmp(argv[i], "-xdev") == 0) {
+ } else if (ENABLE_FEATURE_FIND_XDEV && strcmp(argv[i], "-xdev") == 0) {
struct stat stbuf;
xdev_count = ( firstopt - 1 ) ? ( firstopt - 1 ) : 1;
@@ -241,25 +238,45 @@ int find_main(int argc, char **argv)
xdev_dev [i-1] = stbuf. st_dev;
}
}
-#endif
-#ifdef CONFIG_FEATURE_FIND_NEWER
- } else if (strcmp(argv[i], "-newer") == 0) {
+ } else if (ENABLE_FEATURE_FIND_NEWER && strcmp(argv[i], "-newer") == 0) {
struct stat stat_newer;
if (++i == argc)
bb_error_msg_and_die(msg_req_arg, "-newer");
if (stat (argv[i], &stat_newer) != 0)
bb_error_msg_and_die("file %s not found", argv[i]);
newer_mtime = stat_newer.st_mtime;
-#endif
-#ifdef CONFIG_FEATURE_FIND_INUM
- } else if (strcmp(argv[i], "-inum") == 0) {
+ } else if (ENABLE_FEATURE_FIND_INUM && strcmp(argv[i], "-inum") == 0) {
char *end;
if (++i == argc)
bb_error_msg_and_die(msg_req_arg, "-inum");
inode_num = strtol(argv[i], &end, 10);
if (end[0] != '\0')
bb_error_msg_and_die(msg_invalid_arg, argv[i], "-inum");
-#endif
+ } else if (ENABLE_FEATURE_FIND_EXEC && strcmp(argv[i], "-exec") == 0) {
+ int b_pos;
+ char *cmd_string = "";
+
+ while (i++) {
+ if (i == argc)
+ bb_error_msg_and_die(msg_req_arg, "-exec");
+ if (*argv[i] == ';')
+ break;
+ cmd_string = bb_xasprintf("%s %s", cmd_string, argv[i]);
+ }
+
+ if (*cmd_string == 0)
+ bb_error_msg_and_die(msg_req_arg, "-exec");
+ cmd_string++;
+ exec_str = xmalloc(sizeof(char *));
+
+ while ((b_pos = strstr(cmd_string, "{}") - cmd_string), (b_pos >= 0)) {
+ num_matches++;
+ exec_str = xrealloc(exec_str, (num_matches + 1) * sizeof(char *));
+ exec_str[num_matches - 1] = bb_xstrndup(cmd_string, b_pos);
+ cmd_string += b_pos + 2;
+ }
+ exec_str[num_matches] = bb_xstrdup(cmd_string);
+ exec_opt = 1;
} else
bb_show_usage();
}
diff --git a/include/usage.h b/include/usage.h
index 0dbc82a..8428bfd 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -732,6 +732,11 @@
#else
# define USAGE_FIND_INUM(a)
#endif
+#ifdef CONFIG_FEATURE_FIND_EXEC
+# define USAGE_FIND_EXEC(a) a
+#else
+# define USAGE_FIND_EXEC(a)
+#endif
#define find_trivial_usage \
"[PATH...] [EXPRESSION]"
@@ -751,7 +756,11 @@
) USAGE_FIND_NEWER( \
"\n\t-newer FILE\tModified time is more recent than FILE's" \
) USAGE_FIND_INUM( \
- "\n\t-inum N\t\tFile has inode number N")
+ "\n\t-inum N\t\tFile has inode number N" \
+) USAGE_FIND_EXEC( \
+ "\n\t-exec CMD\tExecute CMD with all instances of {} replaced by the" \
+ "\n\t\t\tfiles matching EXPRESSION")
+
#define find_example_usage \
"$ find / -name passwd\n" \
"/etc/passwd\n"