From eb2d23a90c888476dfed26b73b640a8f3e2cf075 Mon Sep 17 00:00:00 2001
From: Przemyslaw Skibinski <inikep@gmail.com>
Date: Wed, 25 Jan 2017 13:11:26 +0100
Subject: [PATCH] improved #232 fix

---
 programs/fileio.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/programs/fileio.c b/programs/fileio.c
index 596c922f..86da0013 100644
--- a/programs/fileio.c
+++ b/programs/fileio.c
@@ -158,6 +158,10 @@ static FILE* FIO_openSrcFile(const char* srcFileName)
         f = stdin;
         SET_BINARY_MODE(stdin);
     } else {
+        if (!UTIL_doesFileExists(srcFileName)) {
+            DISPLAYLEVEL(1, "zstd: %s is not a regular file -- ignored \n", srcFileName);
+            return NULL;
+        }
         f = fopen(srcFileName, "rb");
         if ( f==NULL ) DISPLAYLEVEL(1, "zstd: %s: %s \n", srcFileName, strerror(errno));
     }
@@ -414,10 +418,6 @@ static int FIO_compressFilename_srcFile(cRess_t ress,
         DISPLAYLEVEL(1, "zstd: %s is a directory -- ignored \n", srcFileName);
         return 1;
     }
-    if (!UTIL_doesFileExists(srcFileName)) {
-        DISPLAYLEVEL(1, "zstd: %s is not a regular file -- ignored \n", srcFileName);
-        return 1;
-    }
 
     ress.srcFile = FIO_openSrcFile(srcFileName);
     if (!ress.srcFile) return 1;   /* srcFile could not be opened */
@@ -777,10 +777,6 @@ static int FIO_decompressSrcFile(dRess_t ress, const char* dstFileName, const ch
         DISPLAYLEVEL(1, "zstd: %s is a directory -- ignored \n", srcFileName);
         return 1;
     }
-    if (!UTIL_doesFileExists(srcFileName)) {
-        DISPLAYLEVEL(1, "zstd: %s is not a regular file -- ignored \n", srcFileName);
-        return 1;
-    }
 
     srcFile = FIO_openSrcFile(srcFileName);
     if (srcFile==0) return 1;