From edaf59a759f26f2caf6ba70de47f52b667743e5c Mon Sep 17 00:00:00 2001 From: Emmanuel Gil Peyrot Date: Fri, 12 Sep 2014 00:16:54 +0200 Subject: =?UTF-8?q?Common:=20Return=20the=20number=20of=20items=20read/wri?= =?UTF-8?q?tten=20in=20IOFile=E2=80=99s=20methods=20instead=20of=20a=20boo?= =?UTF-8?q?lean.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/common/file_util.h | 28 ++++++++++++++++++++-------- 1 file changed, 20 insertions(+), 8 deletions(-) diff --git a/src/common/file_util.h b/src/common/file_util.h index fdae5c9c8..8efff4958 100644 --- a/src/common/file_util.h +++ b/src/common/file_util.h @@ -151,29 +151,41 @@ public: bool Close(); template - bool ReadArray(T* data, size_t length) + size_t ReadArray(T* data, size_t length) { - if (!IsOpen() || length != std::fread(data, sizeof(T), length, m_file)) + if (!IsOpen()) { m_good = false; + return -1; + } - return m_good; + size_t items_read = std::fread(data, sizeof(T), length, m_file); + if (items_read != length) + m_good = false; + + return items_read; } template - bool WriteArray(const T* data, size_t length) + size_t WriteArray(const T* data, size_t length) { - if (!IsOpen() || length != std::fwrite(data, sizeof(T), length, m_file)) + if (!IsOpen()) { + m_good = false; + return -1; + } + + size_t items_written = std::fwrite(data, sizeof(T), length, m_file); + if (items_written != length) m_good = false; - return m_good; + return items_written; } - bool ReadBytes(void* data, size_t length) + size_t ReadBytes(void* data, size_t length) { return ReadArray(reinterpret_cast(data), length); } - bool WriteBytes(const void* data, size_t length) + size_t WriteBytes(const void* data, size_t length) { return WriteArray(reinterpret_cast(data), length); } -- cgit v1.2.3