diff options
Diffstat (limited to 'libraries/sqlite/unix/sqlite-3.5.1/mkopcodec.awk')
-rw-r--r-- | libraries/sqlite/unix/sqlite-3.5.1/mkopcodec.awk | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/libraries/sqlite/unix/sqlite-3.5.1/mkopcodec.awk b/libraries/sqlite/unix/sqlite-3.5.1/mkopcodec.awk new file mode 100644 index 0000000..ec80953 --- /dev/null +++ b/libraries/sqlite/unix/sqlite-3.5.1/mkopcodec.awk | |||
@@ -0,0 +1,31 @@ | |||
1 | #!/usr/bin/awk -f | ||
2 | # | ||
3 | # This AWK script scans the opcodes.h file (which is itself generated by | ||
4 | # another awk script) and uses the information gleaned to create the | ||
5 | # opcodes.c source file. | ||
6 | # | ||
7 | # Opcodes.c contains strings which are the symbolic names for the various | ||
8 | # opcodes used by the VDBE. These strings are used when disassembling a | ||
9 | # VDBE program during tracing or as a result of the EXPLAIN keyword. | ||
10 | # | ||
11 | BEGIN { | ||
12 | print "/* Automatically generated. Do not edit */" | ||
13 | print "/* See the mkopcodec.awk script for details. */" | ||
14 | printf "#if !defined(SQLITE_OMIT_EXPLAIN)" | ||
15 | printf " || !defined(NDEBUG)" | ||
16 | printf " || defined(VDBE_PROFILE)" | ||
17 | print " || defined(SQLITE_DEBUG)" | ||
18 | print "const char *sqlite3OpcodeName(int i){" | ||
19 | print " static const char *const azName[] = { \"?\"," | ||
20 | } | ||
21 | /define OP_/ { | ||
22 | sub("OP_","",$2) | ||
23 | i++ | ||
24 | printf " /* %3d */ \"%s\",\n", $3, $2 | ||
25 | } | ||
26 | END { | ||
27 | print " };" | ||
28 | print " return azName[i];" | ||
29 | print "}" | ||
30 | print "#endif" | ||
31 | } | ||