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(file_is_symlink_to_dir): new API.

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Returns TRUE if file is symbolic link to directory, FALSE otherwise.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2017-03-19 11:24:39 +03:00
parent 64526def8a
commit b6a65e084d
3 changed files with 48 additions and 11 deletions
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15
src/filemanager/dir.c
View File

@ -47,6 +47,7 @@
#include "src/setup.h" /* panels_options */
#include "treestore.h"
#include "file.h" /* file_is_symlink_to_dir() */
#include "dir.h"
#include "layout.h" /* rotate_dash() */
@ -150,6 +151,7 @@ handle_dirent (struct dirent *dp, const char *fltr, struct stat *buf1, int *link
int *stale_link)
{
vfs_path_t *vpath;
gboolean stale;
if (DIR_IS_DOT (dp->d_name) || DIR_IS_DOTDOT (dp->d_name))
return FALSE;
@ -173,17 +175,8 @@ handle_dirent (struct dirent *dp, const char *fltr, struct stat *buf1, int *link
tree_store_mark_checked (dp->d_name);
/* A link to a file or a directory? */
*link_to_dir = 0;
*stale_link = 0;
if (S_ISLNK (buf1->st_mode))
{
struct stat buf2;
if (mc_stat (vpath, &buf2) == 0)
*link_to_dir = S_ISDIR (buf2.st_mode) != 0;
else
*stale_link = 1;
}
*link_to_dir = file_is_symlink_to_dir (vpath, buf1, &stale) ? 1 : 0;
*stale_link = stale ? 1 : 0;
vfs_path_free (vpath);

42
src/filemanager/file.c
View File

@ -2046,6 +2046,48 @@ end_bg_process (file_op_context_t * ctx, enum OperationMode mode)
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
/* Is file symlink to directory or not.
*
* @param path file or directory
* @param st result of mc_lstat(vpath). If NULL, mc_lstat(vpath) is performed here
* @param stale_link TRUE if file is stale link to directory
*
* @return TRUE if file symlink to directory, ELSE otherwise.
*/
gboolean
file_is_symlink_to_dir (const vfs_path_t * vpath, struct stat * st, gboolean * stale_link)
{
struct stat st2;
gboolean stale = FALSE;
gboolean res = FALSE;
if (st == NULL)
{
st = &st2;
if (mc_lstat (vpath, st) != 0)
goto ret;
}
if (S_ISLNK (st->st_mode))
{
struct stat st3;
stale = (mc_stat (vpath, &st3) != 0);
if (!stale)
res = (S_ISDIR (st3.st_mode) != 0);
}
ret:
if (stale_link != NULL)
*stale_link = stale;
return res;
}
/* --------------------------------------------------------------------------------------------- */
FileProgressStatus
copy_file_file (file_op_total_context_t * tctx, file_op_context_t * ctx,
const char *src_path, const char *dst_path)

2
src/filemanager/file.h
View File

@ -39,6 +39,8 @@ struct dirsize_status_msg_t
/*** declarations of public functions ************************************************************/
gboolean file_is_symlink_to_dir (const vfs_path_t * path, struct stat *st, gboolean * stale_link);
FileProgressStatus copy_file_file (file_op_total_context_t * tctx, file_op_context_t * ctx,
const char *src_path, const char *dst_path);
FileProgressStatus move_dir_dir (file_op_total_context_t * tctx, file_op_context_t * ctx,