73 lines
2.6 KiB
Awk
73 lines
2.6 KiB
Awk
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#################################################################
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# #
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# Copyright 2002, 2004 Sanchez Computer Associates, Inc. #
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# #
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# This source code contains the intellectual property #
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# of its copyright holder(s), and is made available #
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# under a license. If you do not know the terms of #
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# the license, please stop and do not read further. #
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# #
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#################################################################
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BEGIN {
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curlyparenlevel = 0;
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squareparenlevel = 0;
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prevfield = "";
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fieldcount = 0;
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}
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{
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input = $0;
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gsub("\\[.*\\]", " ");
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gsub("\".*\"", " ");
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gsub("'.*'", " ");
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gsub("\\[", " & "); # telecaster's awk doesn't allow for putting [ within a [] block hence this is separate from the following line
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gsub("\\]", " & ");
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gsub("[#;,{}=*]", " & ");
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if ($1 != "")
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{
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for (i = 1; i <= NF; i++)
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{
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if ($i == "{")
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{
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if (curlyparenlevel == 0 && squareparenlevel == 0 && prevfield == c_struct)
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{
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found_struct=1;
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gsub(c_struct,c_struct"_type",input);
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}
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curlyparenlevel++;
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if (curlyparenlevel == 1 && squareparenlevel == 0)
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fieldcount = 0;
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} else if ($i == "}")
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curlyparenlevel--;
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else if ($i == "[")
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squareparenlevel++;
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else if ($i == "]")
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squareparenlevel--;
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else if ($i == ";" || $i == ",")
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{
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if (squareparenlevel == 0 && curlyparenlevel == 1 && prevfield !~ /^[0-9][0-9]*$/)
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structarray[fieldcount++] = prevfield;
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else if ((curlyparenlevel == 0 && squareparenlevel == 0) && (prevfield == c_struct || found_struct))
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{
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for (j = 1; j <= i; j++)
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printf "%s ", $j;
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if (found_struct) printf "\ntypedef struct %s_type %s;\n",c_struct,c_struct;
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printf "\n#undef offsetof\n#define offsetof(TYPE, MEMBER) ((int) &((TYPE *)0)->MEMBER)";
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printf "\n#define PRINT_OFFSET(TYPE, MEMBER) printf(\"\\toffset = %%.4d [0x%%.4x] size = %%.4d [0x%%.4x] ----> \"#MEMBER\" \\n\", offsetof(TYPE,MEMBER), offsetof(TYPE,MEMBER), sizeof(temp_##TYPE.MEMBER), sizeof(temp_##TYPE.MEMBER))\n";
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printf "\nmain()\n{\n\t%s\ttemp_%s;\n\n", c_struct, c_struct;
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printf "\tprintf (\"\\nStructure ----> %s <---- \tsize = %%d [0x%%x] \\n\\n\", sizeof(temp_%s), sizeof(temp_%s));\n", c_struct, c_struct, c_struct;
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for (i = 0; i < fieldcount; i++)
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{
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gsub(/[)(]*/,"",structarray[i]);
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printf "\n\tPRINT_OFFSET(%s,%s);", c_struct, structarray[i];
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}
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printf "\n\tprintf(\"\\n\");\n}\n";
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exit
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}
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}
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if (squareparenlevel == 0 && $i != "]")
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prevfield = $i;
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}
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print input;
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}
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}
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