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lavf/file: check for dirent.h support 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Mariusz Szczepańczyk 2015-06-29 00:13:43 +02:00 committed by Michael Niedermayer
parent d39a9b01e2
commit 1f4c62e84e
2 changed files with 54 additions and 28 deletions
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2
configure vendored
View File

@ -1692,6 +1692,7 @@ HEADERS_LIST="
dev_video_bktr_ioctl_bt848_h
dev_video_meteor_ioctl_meteor_h
direct_h
dirent_h
dlfcn_h
d3d11_h
dxva_h
@ -5104,6 +5105,7 @@ enabled xlib &&
check_header CoreServices/CoreServices.h
check_header direct.h
check_header dirent.h
check_header dlfcn.h
check_header d3d11.h
check_header dxva.h

80
libavformat/file.c
View File

@ -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>
@ -45,6 +47,24 @@
# endif
#endif
/* Not available in POSIX.1-1996 */
#ifndef S_ISLNK
# ifdef S_IFLNK
# define S_ISLNK(m) (((m) & S_IFLNK) == S_IFLNK)
# else
# define S_ISLNK(m) 0
# endif
#endif
/* Not available in POSIX.1-1996 */
#ifndef S_ISSOCK
# ifdef S_IFSOCK
# define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
# else
# define S_ISSOCK(m) 0
# endif
#endif
/* standard file protocol */
typedef struct FileContext {
@ -52,7 +72,9 @@ typedef struct FileContext {
int fd;
int trunc;
int blocksize;
#if HAVE_DIRENT_H
DIR *dir;
#endif
} FileContext;
static const AVOption file_options[] = {
@ -229,6 +251,7 @@ 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);
@ -236,10 +259,14 @@ 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;
@ -259,7 +286,24 @@ static int file_read_dir(URLContext *h, AVIODirEntry **next)
fullpath = av_append_path_component(h->filename, dir->d_name);
if (fullpath) {
struct stat st;
if (!stat(fullpath, &st)) {
if (!lstat(fullpath, &st)) {
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_ISLNK(st.st_mode))
(*next)->type = AVIO_ENTRY_SYMBOLIC_LINK;
else if (S_ISSOCK(st.st_mode))
(*next)->type = AVIO_ENTRY_SOCKET;
else if (S_ISREG(st.st_mode))
(*next)->type = AVIO_ENTRY_FILE;
else
(*next)->type = AVIO_ENTRY_UNKNOWN;
(*next)->group_id = st.st_gid;
(*next)->user_id = st.st_uid;
(*next)->size = st.st_size;
@ -272,41 +316,21 @@ static int file_read_dir(URLContext *h, AVIODirEntry **next)
}
(*next)->name = av_strdup(dir->d_name);
switch (dir->d_type) {
case DT_FIFO:
(*next)->type = AVIO_ENTRY_NAMED_PIPE;
break;
case DT_CHR:
(*next)->type = AVIO_ENTRY_CHARACTER_DEVICE;
break;
case DT_DIR:
(*next)->type = AVIO_ENTRY_DIRECTORY;
break;
case DT_BLK:
(*next)->type = AVIO_ENTRY_BLOCK_DEVICE;
break;
case DT_REG:
(*next)->type = AVIO_ENTRY_FILE;
break;
case DT_LNK:
(*next)->type = AVIO_ENTRY_SYMBOLIC_LINK;
break;
case DT_SOCK:
(*next)->type = AVIO_ENTRY_SOCKET;
break;
case DT_UNKNOWN:
default:
(*next)->type = AVIO_ENTRY_UNKNOWN;
break;
}
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 = {