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authorGravatar Benjamin Barenblat <bbaren@mit.edu>2016-02-18 21:39:06 -0500
committerGravatar Benjamin Barenblat <bbaren@mit.edu>2016-02-18 22:15:48 -0500
commitd0f5817f4720b49ffaee9fa9593b2f11446963a0 (patch)
treed2ad6c43b4ff0ca04c490a5e0487ffb80ee1f272 /src
parent8716cf918e75c540814d75ccb9fa26ff6085cf63 (diff)
Add nullary constructor to IoError
The constructor constructs an IoError based on the current errno.
Diffstat (limited to 'src')
-rw-r--r--src/posix_extras.cc6
-rw-r--r--src/posix_extras.h3
2 files changed, 6 insertions, 3 deletions
diff --git a/src/posix_extras.cc b/src/posix_extras.cc
index d06dc41..c3c841c 100644
--- a/src/posix_extras.cc
+++ b/src/posix_extras.cc
@@ -50,7 +50,7 @@ std::string IoError::Message(const int number) noexcept {
File::File(const char* const path, const int flags) : path_(path) {
if ((fd_ = open(path, flags)) == -1) {
- throw IoError(errno);
+ throw IoError();
}
}
@@ -65,7 +65,7 @@ File::~File() noexcept {
struct stat File::Stat() const {
struct stat result;
if (fstat(fd_, &result) == -1) {
- throw IoError(errno);
+ throw IoError();
}
return result;
}
@@ -77,7 +77,7 @@ struct stat File::LinkStatAt(const char* const path) const {
struct stat result;
if (fstatat(fd_, path, &result, AT_SYMLINK_NOFOLLOW) == -1) {
- throw IoError(errno);
+ throw IoError();
}
return result;
}
diff --git a/src/posix_extras.h b/src/posix_extras.h
index b9c0f12..001968f 100644
--- a/src/posix_extras.h
+++ b/src/posix_extras.h
@@ -15,6 +15,7 @@
#ifndef POSIX_EXTRAS_H_
#define POSIX_EXTRAS_H_
+#include <cerrno>
#include <stdexcept>
#include <string>
@@ -26,6 +27,8 @@ namespace scoville {
class IoError : public std::runtime_error {
public:
+ IoError() : IoError(errno) {}
+
explicit IoError(const int number)
: std::runtime_error(Message(number)), number_(number) {}