mirror of https://github.com/qpdf/qpdf.git
47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
#include <qpdf/qpdf-config.h> // include first for large file support
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#include <qpdf/Pl_StdioFile.hh>
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#include <qpdf/QUtil.hh>
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#include <cerrno>
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#include <stdexcept>
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Pl_StdioFile::Members::Members(FILE* f) :
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file(f)
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{
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}
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Pl_StdioFile::Pl_StdioFile(char const* identifier, FILE* f) :
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Pipeline(identifier, nullptr),
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m(new Members(f))
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{
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}
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Pl_StdioFile::~Pl_StdioFile() // NOLINT (modernize-use-equals-default)
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{
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// Must be explicit and not inline -- see QPDF_DLL_CLASS in README-maintainer
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}
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void
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Pl_StdioFile::write(unsigned char const* buf, size_t len)
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{
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size_t so_far = 0;
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while (len > 0) {
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so_far = fwrite(buf, 1, len, m->file);
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if (so_far == 0) {
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QUtil::throw_system_error(this->identifier + ": Pl_StdioFile::write");
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} else {
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buf += so_far;
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len -= so_far;
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}
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}
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}
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void
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Pl_StdioFile::finish()
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{
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if ((fflush(m->file) == -1) && (errno == EBADF)) {
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throw std::logic_error(this->identifier + ": Pl_StdioFile::finish: stream already closed");
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}
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}
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