Pl_StdioFile.cc
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#include <qpdf/qpdf-config.h> // include first for large file support
#include <qpdf/Pl_StdioFile.hh>
#include <qpdf/QUtil.hh>
#include <errno.h>
#include <stdexcept>
Pl_StdioFile::Members::Members(FILE* f) :
file(f)
{
}
Pl_StdioFile::Members::~Members()
{
}
Pl_StdioFile::Pl_StdioFile(char const* identifier, FILE* f) :
Pipeline(identifier, 0),
m(new Members(f))
{
}
Pl_StdioFile::~Pl_StdioFile()
{
}
void
Pl_StdioFile::write(unsigned char* buf, size_t len)
{
size_t so_far = 0;
while (len > 0) {
so_far = fwrite(buf, 1, len, this->m->file);
if (so_far == 0) {
QUtil::throw_system_error(
this->identifier + ": Pl_StdioFile::write");
} else {
buf += so_far;
len -= so_far;
}
}
}
void
Pl_StdioFile::finish()
{
if ((fflush(this->m->file) == -1) && (errno == EBADF)) {
throw std::logic_error(
this->identifier + ": Pl_StdioFile::finish: stream already closed");
}
}