From: Mikko Rasa <tdb@tdb.fi>
Date: Tue, 7 Apr 2015 11:05:12 +0000 (+0300)
Subject: Include filename in errors from stat
X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=commitdiff_plain;h=d91c3450a11c097d34ceba4444758fffe815b61a

Include filename in errors from stat
---

diff --git a/source/fs/unix/stat.cpp b/source/fs/unix/stat.cpp
index 1ba62cd..3523633 100644
--- a/source/fs/unix/stat.cpp
+++ b/source/fs/unix/stat.cpp
@@ -3,6 +3,7 @@
 #include <unistd.h>
 #include <sys/stat.h>
 #include <msp/core/systemerror.h>
+#include <msp/strings/format.h>
 #include "stat.h"
 #include "stat_private.h"
 
@@ -47,10 +48,11 @@ Stat Stat::stat(const Path &path)
 	int ret = ::stat(path.str().c_str(), &st);
 	if(ret==-1)
 	{
-		if(errno==ENOENT)
+		int err = errno;
+		if(err==ENOENT)
 			return Stat();
 		else
-			throw system_error("stat");
+			throw system_error(format("stat(%s)", path), err);
 	}
 
 	return Private::from_struct_stat(st);
@@ -62,10 +64,11 @@ Stat Stat::lstat(const Path &path)
 	int ret = ::lstat(path.str().c_str(), &st);
 	if(ret==-1)
 	{
-		if(errno==ENOENT)
+		int err = errno;
+		if(err==ENOENT)
 			return Stat();
 		else
-			throw system_error("lstat");
+			throw system_error(format("lstat(%s)", path), err);
 	}
 
 	return Private::from_struct_stat(st);
diff --git a/source/fs/windows/stat.cpp b/source/fs/windows/stat.cpp
index 229d9e9..a1f19ef 100644
--- a/source/fs/windows/stat.cpp
+++ b/source/fs/windows/stat.cpp
@@ -80,7 +80,7 @@ Stat Stat::stat(const Path &path)
 		if(err==ERROR_FILE_NOT_FOUND)
 			return Stat();
 		else
-			throw system_error("CreateFile", err);
+			throw system_error(format("CreateFile(%s)", path), err);
 	}
 
 	BY_HANDLE_FILE_INFORMATION info;