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LibCore: Add Core::IODevice::truncate()
This is just a wrapper around ftruncate(). Today I also learned that ftruncate() does not reset the file descriptor offset. :^)
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2 changed files with 12 additions and 0 deletions
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@ -266,6 +266,16 @@ bool IODevice::seek(i64 offset, SeekMode mode, off_t* pos)
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return true;
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}
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bool IODevice::truncate(off_t size)
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{
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int rc = ftruncate(m_fd, size);
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if (rc < 0) {
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set_error(errno);
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return false;
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}
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return true;
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}
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bool IODevice::write(const u8* data, int size)
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{
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int rc = ::write(m_fd, data, size);
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