Use size_t for sizes in I/O classes

[libs/core.git] / source / io / file.cpp

diff --git a/source/io/file.cpp b/source/io/file.cpp
index 74b9f9fde19e49983e35098ea06c0c6c80bcfd0e..5ead278813d7bd73e8c9eae38282e8b07f1d0bd4 100644 (file)
--- a/source/io/file.cpp
+++ b/source/io/file.cpp
@@ -38,7 +38,7 @@ void File::set_inherit(bool i)
        sys_set_inherit(handle, i);
 }
 
-unsigned File::do_write(const char *buf, unsigned size)
+size_t File::do_write(const char *buf, size_t size)
 {
        check_access(M_WRITE);
 
@@ -53,14 +53,14 @@ unsigned File::do_write(const char *buf, unsigned size)
        return sys_write(handle, buf, size);
 }
 
-unsigned File::do_read(char *buf, unsigned size)
+size_t File::do_read(char *buf, size_t size)
 {
        check_access(M_READ);
 
        if(size==0)
                return 0;
 
-       unsigned ret = sys_read(handle, buf, size);
+       size_t ret = sys_read(handle, buf, size);
        if(ret==0)
                set_eof();
 
@@ -107,23 +107,23 @@ void BufferedFile::set_inherit(bool)
        throw logic_error("BufferedFile::set_inherit");
 }
 
-unsigned BufferedFile::do_write(const char *buf, unsigned size)
+size_t BufferedFile::do_write(const char *buf, size_t size)
 {
-       unsigned ret = buffer.write(buf, size);
+       size_t ret = buffer.write(buf, size);
        position += ret;
        return ret;
 }
 
-unsigned BufferedFile::do_read(char *buf, unsigned size)
+size_t BufferedFile::do_read(char *buf, size_t size)
 {
-       unsigned ret = buffer.read(buf, size);
+       size_t ret = buffer.read(buf, size);
        position += ret;
        return ret;
 }
 
-unsigned BufferedFile::put(char c)
+size_t BufferedFile::put(char c)
 {
-       unsigned ret = buffer.put(c);
+       size_t ret = buffer.put(c);
        position += ret;
        return ret;
 }