102 lines
2.6 KiB
Markdown
102 lines
2.6 KiB
Markdown
# os
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### make_transform() <sub>function</sub>
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Create a new transform object that can be used for 2D/3D positioning, scaling, and rotation.
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### clean_transforms() <sub>function</sub>
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Force an update on all transforms to remove dangling references or perform house-keeping.
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### platform() <sub>function</sub>
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Return a string with the underlying platform name, like 'Windows', 'Linux', or 'macOS'.
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### arch() <sub>function</sub>
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Return the CPU architecture string for this system (e.g. 'x64', 'arm64').
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### totalmem() <sub>function</sub>
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Return the total system RAM in bytes.
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### freemem() <sub>function</sub>
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Return the amount of free system RAM in bytes, if known.
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### hostname() <sub>function</sub>
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Return the system's hostname, or an empty string if not available.
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### version() <sub>function</sub>
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Return the OS or kernel version string, if the platform provides it.
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### kill() <sub>function</sub>
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Send a signal (e.g., 'SIGINT', 'SIGTERM', etc.) to the current process.
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### exit() <sub>function</sub>
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Exit the application with the specified exit code.
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### now() <sub>function</sub>
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Return current time (in seconds as a float) with high resolution.
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### openurl() <sub>function</sub>
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Open the provided URL in the default web browser, if possible.
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### make_timer() <sub>function</sub>
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Create a new timer object that will call a specified function after a certain delay.
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### update_timers() <sub>function</sub>
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Advance all timers by the provided time delta (in seconds).
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### sleep() <sub>function</sub>
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Block execution for the specified number of seconds.
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### battery_pct() <sub>function</sub>
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Return the battery level (percentage) or negative if unknown.
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### battery_voltage() <sub>function</sub>
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Return the current battery voltage in volts, if available.
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### battery_seconds() <sub>function</sub>
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Return the estimated remaining battery time in seconds, or negative if unknown.
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### power_state() <sub>function</sub>
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Return a string describing power status: 'on battery', 'charging', 'charged', etc.
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### on() <sub>function</sub>
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Register a global callback for certain engine-wide or system-level events.
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### rt_info() <sub>function</sub>
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Return internal QuickJS runtime info, such as object counts.
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### rusage() <sub>function</sub>
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Return resource usage stats for this process, if the platform supports it.
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### mallinfo() <sub>function</sub>
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Return detailed memory allocation info (arena size, free blocks, etc.) on some platforms.
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### env() <sub>function</sub>
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Fetch the value of a given environment variable, or undefined if it doesn't exist.
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### system() <sub>function</sub>
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Execute a shell command using the system() call. Returns the command's exit code.
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