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32 lines
961 B
Awk
32 lines
961 B
Awk
#!/usr/bin/awk -f
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#
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# This AWK script scans the opcodes.h file (which is itself generated by
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# another awk script) and uses the information gleaned to create the
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# opcodes.c source file.
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#
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# Opcodes.c contains strings which are the symbolic names for the various
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# opcodes used by the VDBE. These strings are used when disassembling a
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# VDBE program during tracing or as a result of the EXPLAIN keyword.
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#
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BEGIN {
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print "/* Automatically generated. Do not edit */"
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print "/* See the mkopcodec.awk script for details. */"
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printf "#if !defined(SQLITE_OMIT_EXPLAIN)"
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printf " || !defined(NDEBUG)"
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printf " || defined(VDBE_PROFILE)"
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print " || defined(SQLITE_DEBUG)"
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print "const char *sqlite3OpcodeName(int i){"
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print " static const char *const azName[] = { \"?\","
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}
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/define OP_/ {
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sub("OP_","",$2)
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i++
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printf " /* %3d */ \"%s\",\n", $3, $2
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}
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END {
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print " };"
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print " return azName[i];"
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print "}"
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print "#endif"
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}
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