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47 lines
1.5 KiB
Markdown
47 lines
1.5 KiB
Markdown
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Usage
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----
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There are many environnement variable to control Box86 behavour.
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##### BOX86_LOG
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Controls the Verbose level of the log
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* 0
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* NONE : No message (exept some fatal error)
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* 1
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* INFO : Current default. Show some log
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* 2
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* DEBUG : Verbose a lot of stuffs (like relocations or function called)
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* 3
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* DUMP : All DEBUG plus DUMP of all ELF Info
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#### BOX86_LD_LIBRARY_PATH
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Controls the folder scanned to look for x86 libs. Default is current folder and `lib` in current folder.
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Also `/usr/lib/i386-linux-gnu` and `/lib/i386-linux-gnu` are added if they exists
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#### BOX86_PATH
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Controls the folder scanned to look for x86 executable. Default is current folder and `bin` in current folder.
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#### BOX86_DLSYM_ERROR
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* 0 : default. Don't log `dlsym` error
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* 1 : Log dlsym error
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#### BOX86_TRACE_FILE
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Send all log and trace to a file instead of `stdout`
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#### BOX86_TRACE
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Only on build with trace enabled. Trace allow the logging of all instruction execute, along with register dump
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* 0 : No trace
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* 1 : Trace enabled. The trace start after the init off all depending libs is done
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* symbolname : Trace only `symbolname` (trace is disable if the symbol is not found)
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* 0xXXXXXXX-0xYYYYYYY : trace only between the 2 addresses
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#### BOX86_TRACE_START
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Only on build with trace enabled.
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* NNNNNNN : Start trace anly after NNNNNNNN opcode execute (number is an `uint64_t`)
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#### BOX86_TRACE_XMM
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Only on build with trace enabled.
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* 0 : Default, the XMM (i.e. SSE/SSE2) register will not be logged with the general and x87 registers
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* 1 : Dump the XMM registers
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