From 90549903b725742e36cd1dd93b479d012829cd49 Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Thu, 1 Oct 2015 02:22:45 +0200
Subject: [PATCH] (retro_stat.c) Implement path_get_size

---
 libretro-common/file/file_extract.c  | 11 +++--------
 libretro-common/file/retro_stat.c    | 20 ++++++++++++++++----
 libretro-common/include/retro_stat.h |  2 ++
 3 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/libretro-common/file/file_extract.c b/libretro-common/file/file_extract.c
index 9557dc4c5c..b2b789b724 100644
--- a/libretro-common/file/file_extract.c
+++ b/libretro-common/file/file_extract.c
@@ -30,6 +30,7 @@
 #include <file/file_extract.h>
 #include <file/file_path.h>
 #include <retro_file.h>
+#include <retro_stat.h>
 #include <retro_miscellaneous.h>
 #include <string/string_list.h>
 
@@ -101,7 +102,6 @@ static size_t zlib_file_size(void *handle)
 
 static void *zlib_file_open(const char *path)
 {
-   struct stat fds;
    zlib_file_data_t *data = (zlib_file_data_t*)calloc(1, sizeof(*data));
 
    if (!data)
@@ -109,16 +109,11 @@ static void *zlib_file_open(const char *path)
 
    data->fd = open(path, O_RDONLY);
 
+   /* Failed to open archive. */
    if (data->fd < 0)
-   {
-      /* Failed to open archive. */
-      goto error;
-   }
-
-   if (fstat(data->fd, &fds) < 0)
       goto error;
 
-   data->size = fds.st_size;
+   data->size = path_get_size(path);
    if (!data->size)
       return data;
 
diff --git a/libretro-common/file/retro_stat.c b/libretro-common/file/retro_stat.c
index 8ab43835b4..17e1dd0eca 100644
--- a/libretro-common/file/retro_stat.c
+++ b/libretro-common/file/retro_stat.c
@@ -79,7 +79,7 @@ enum stat_mode
    IS_VALID
 };
 
-static bool path_stat(const char *path, enum stat_mode mode)
+static bool path_stat(const char *path, enum stat_mode mode, ssize_t *size)
 {
 #if defined(VITA) || defined(PSP)
    SceIoStat buf;
@@ -109,6 +109,9 @@ static bool path_stat(const char *path, enum stat_mode mode)
       return false;
 #endif
 
+   if (size)
+      *size = buf.st_size;
+
    switch (mode)
    {
       case IS_DIRECTORY:
@@ -144,17 +147,26 @@ static bool path_stat(const char *path, enum stat_mode mode)
  */
 bool path_is_directory(const char *path)
 {
-   return path_stat(path, IS_DIRECTORY);
+   return path_stat(path, IS_DIRECTORY, NULL);
 }
 
 bool path_is_character_special(const char *path)
 {
-   return path_stat(path, IS_CHARACTER_SPECIAL);
+   return path_stat(path, IS_CHARACTER_SPECIAL, NULL);
 }
 
 bool path_is_valid(const char *path)
 {
-   return path_stat(path, IS_VALID);
+   return path_stat(path, IS_VALID, NULL);
+}
+
+ssize_t path_get_size(const char *path)
+{
+   ssize_t filesize;
+   if (path_stat(path, IS_VALID, &filesize))
+      return filesize;
+
+   return -1;
 }
 
 /**
diff --git a/libretro-common/include/retro_stat.h b/libretro-common/include/retro_stat.h
index 77f13d0acb..032b2d9235 100644
--- a/libretro-common/include/retro_stat.h
+++ b/libretro-common/include/retro_stat.h
@@ -46,6 +46,8 @@ bool path_is_character_special(const char *path);
 
 bool path_is_valid(const char *path);
 
+ssize_t path_get_size(const char *path);
+
 /**
  * path_mkdir_norecurse:
  * @dir                : directory