this is need to support symlink in envfs
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
---
include/libbb.h | 2 +-
lib/recursive_action.c | 7 ++++++-
scripts/bareboxenv.c | 2 +-
3 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/include/libbb.h b/include/libbb.h
index 110e8ec..47b2e08 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -14,7 +14,7 @@ char* last_char_is(const char *s, int c);
enum {
ACTION_RECURSE = (1 << 0),
- /* ACTION_FOLLOWLINKS = (1 << 1), - unused */
+ ACTION_FOLLOWLINKS = (1 << 1),
ACTION_DEPTHFIRST = (1 << 2),
/*ACTION_REVERSE = (1 << 3), - unused */
};
diff --git a/lib/recursive_action.c b/lib/recursive_action.c
index 1ef758d..5bc2595 100644
--- a/lib/recursive_action.c
+++ b/lib/recursive_action.c
@@ -54,14 +54,19 @@ int recursive_action(const char *fileName,
const unsigned depth)
{
struct stat statbuf;
+ unsigned follow;
int status;
DIR *dir;
struct dirent *next;
if (!fileAction) fileAction = true_action;
if (!dirAction) dirAction = true_action;
- status = stat(fileName, &statbuf);
+ follow = ACTION_FOLLOWLINKS;
+ if (depth == 0)
+ follow = ACTION_FOLLOWLINKS;
+ follow &= flags;
+ status = (follow ? stat : lstat)(fileName, &statbuf);
if (status < 0) {
#ifdef DEBUG_RECURS_ACTION
bb_error_msg("status=%d followLinks=%d TRUE=%d",
diff --git a/scripts/bareboxenv.c b/scripts/bareboxenv.c
index 866e345..f7f5351 100644
--- a/scripts/bareboxenv.c
+++ b/scripts/bareboxenv.c
@@ -73,7 +73,7 @@ char* last_char_is(const char *s, int c)
enum {
ACTION_RECURSE = (1 << 0),
- /* ACTION_FOLLOWLINKS = (1 << 1), - unused */
+ ACTION_FOLLOWLINKS = (1 << 1),
ACTION_DEPTHFIRST = (1 << 2),
/*ACTION_REVERSE = (1 << 3), - unused */
};
--
1.7.10.4
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