[FFmpeg-devel] [PATCH 2/2] lavf/file: check for dirent.h support

[Mariusz Szczepańczyk]

---
 configure          |  2 ++
 libavformat/file.c | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/configure b/configure
index 06a9941..09a71d8 100755
--- a/configure
+++ b/configure
@@ -1679,6 +1679,7 @@ HEADERS_LIST="
     dev_video_bktr_ioctl_bt848_h
     dev_video_meteor_ioctl_meteor_h
     direct_h
+    dirent_h
     dlfcn_h
     d3d11_h
     dxva_h
@@ -4985,6 +4986,7 @@ enabled xlib &&
     check_func_headers "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
 
 check_header direct.h
+check_header dirent.h
 check_header dlfcn.h
 check_header d3d11.h
 check_header dxva.h
diff --git a/libavformat/file.c b/libavformat/file.c
index e617ac8..bb9ede6 100644
--- a/libavformat/file.c
+++ b/libavformat/file.c
@@ -23,7 +23,9 @@
 #include "libavutil/internal.h"
 #include "libavutil/opt.h"
 #include "avformat.h"
+#if HAVE_DIRENT_H
 #include <dirent.h>
+#endif
 #include <fcntl.h>
 #if HAVE_IO_H
 #include <io.h>
@@ -52,7 +54,9 @@ typedef struct FileContext {
     int fd;
     int trunc;
     int blocksize;
+#if HAVE_DIRENT_H
     DIR *dir;
+#endif
 } FileContext;
 
 static const AVOption file_options[] = {
@@ -193,6 +197,7 @@ static int file_close(URLContext *h)
 
 static int file_open_dir(URLContext *h)
 {
+#if HAVE_DIRENT_H
     FileContext *c = h->priv_data;
 
     c->dir = opendir(h->filename);
@@ -200,10 +205,14 @@ static int file_open_dir(URLContext *h)
         return AVERROR(errno);
 
     return 0;
+#else
+    return AVERROR(ENOSYS);
+#endif /* HAVE_DIRENT_H */
 }
 
 static int file_read_dir(URLContext *h, AVIODirEntry **next)
 {
+#if HAVE_DIRENT_H
     FileContext *c = h->priv_data;
     struct dirent *dir;
     char *fullpath = NULL;
@@ -231,11 +240,28 @@ static int file_read_dir(URLContext *h, AVIODirEntry **next)
             (*next)->modification_timestamp = INT64_C(1000000) * st.st_mtime;
             (*next)->access_timestamp =  INT64_C(1000000) * st.st_atime;
             (*next)->status_change_timestamp = INT64_C(1000000) * st.st_ctime;
+
+#ifndef _DIRENT_HAVE_D_TYPE
+            if (S_ISDIR(st.st_mode))
+                (*next)->type = AVIO_ENTRY_DIRECTORY;
+            else if (S_ISFIFO(st.st_mode))
+                (*next)->type = AVIO_ENTRY_NAMED_PIPE;
+            else if (S_ISCHR(st.st_mode))
+                (*next)->type = AVIO_ENTRY_CHARACTER_DEVICE;
+            else if (S_ISBLK(st.st_mode))
+                (*next)->type = AVIO_ENTRY_BLOCK_DEVICE;
+            else if (S_ISREG(st.st_mode))
+                (*next)->type = AVIO_ENTRY_FILE;
+            else
+                (*next)->type = AVIO_ENTRY_UNKNOWN;
+#endif /* _DIRENT_HAVE_D_TYPE */
         }
         av_free(fullpath);
     }
 
     (*next)->name = av_strdup(dir->d_name);
+
+#ifdef _DIRENT_HAVE_D_TYPE
     switch (dir->d_type) {
     case DT_FIFO:
         (*next)->type = AVIO_ENTRY_NAMED_PIPE;
@@ -263,14 +289,22 @@ static int file_read_dir(URLContext *h, AVIODirEntry **next)
         (*next)->type = AVIO_ENTRY_UNKNOWN;
         break;
     }
+#endif /* _DIRENT_HAVE_D_TYPE */
     return 0;
+#else
+    return AVERROR(ENOSYS);
+#endif /* HAVE_DIRENT_H */
 }
 
 static int file_close_dir(URLContext *h)
 {
+#if HAVE_DIRENT_H
     FileContext *c = h->priv_data;
     closedir(c->dir);
     return 0;
+#else
+    return AVERROR(ENOSYS);
+#endif /* HAVE_DIRENT_H */
 }
 
 URLProtocol ff_file_protocol = {
-- 
2.3.6