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authorDenis Vlasenko2006-10-31 03:21:02 +0000
committerDenis Vlasenko2006-10-31 03:21:02 +0000
commit5f18e7ca33ad11c7114369f9799e77102bc658d9 (patch)
tree8cd37e2854d470dfd245f3227e16ab40b1fdfcca /findutils
parenta3b4fed8b3056b1a7429f809ed310512c1bd3a1e (diff)
downloadbusybox-5f18e7ca33ad11c7114369f9799e77102bc658d9.zip
busybox-5f18e7ca33ad11c7114369f9799e77102bc658d9.tar.gz
find: implement -prune. "make clean" now works! :)
Diffstat (limited to 'findutils')
-rw-r--r--findutils/find.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/findutils/find.c b/findutils/find.c
index 21ea9d4..bc285d3 100644
--- a/findutils/find.c
+++ b/findutils/find.c
@@ -69,6 +69,7 @@ USE_FEATURE_FIND_NEWER( SACT(newer, time_t newer_mtime;))
USE_FEATURE_FIND_INUM( SACT(inum, ino_t inode_num;))
USE_FEATURE_FIND_EXEC( SACT(exec, char **exec_argv; int *subst_count; int exec_argc;))
USE_DESKTOP( SACT(paren, action ***subexpr;))
+USE_DESKTOP( SACT(prune))
static action ***actions;
static int need_print = 1;
@@ -224,11 +225,22 @@ SFUNC(paren)
{
return exec_actions(ap->subexpr, fileName, statbuf);
}
+/*
+ * -prune: if -depth is not given, return true and do not descend
+ * current dir; if -depth is given, return false with no effect.
+ * Example:
+ * find dir -name 'asm-*' -prune -o -name '*.[chS]' -print
+ */
+SFUNC(prune)
+{
+ return SKIP;
+}
#endif
static int fileAction(const char *fileName, struct stat *statbuf, void* junk, int depth)
{
+ int rc;
#ifdef CONFIG_FEATURE_FIND_XDEV
if (S_ISDIR(statbuf->st_mode) && xdev_count) {
int i;
@@ -238,10 +250,13 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk, in
}
}
#endif
- /* had no explicit -print[0] or -exec? then print */
- if (exec_actions(actions, fileName, statbuf) && need_print)
+ rc = exec_actions(actions, fileName, statbuf);
+ /* Had no explicit -print[0] or -exec? then print */
+ if (rc && need_print)
puts(fileName);
- return TRUE;
+ /* Cannot return 0: our caller, recursive_action(),
+ * will perror() and skip dirs (if called on dir) */
+ return rc == 0 ? TRUE : rc;
}
@@ -469,6 +484,9 @@ action*** parse_params(char **argv)
*endarg = ")"; /* restore NULLed parameter */
argv = endarg;
}
+ else if (strcmp(arg, "-prune") == 0) {
+ (void) ALLOC_ACTION(prune);
+ }
#endif
else
bb_show_usage();