83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
#include <cstdio>
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#include <iostream>
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#include <fstream>
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#include <string>
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using namespace std;
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int indent = 2;
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string ind() { string s; for(int i=0; i<indent; i++) s += ' '; return s; }
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string which_file;
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void mark_file() {
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if(which_file != "") {
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cout << "\n" << ind() << "// implemented in: " << which_file << "\n\n";
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which_file = "";
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}
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}
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bool do_endif;
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void gen(string s) {
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which_file = s;
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do_endif = false;
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ifstream in(s);
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while(getline(in, s)) {
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while(s != "" && s[0] == ' ') s = s.substr(1);
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if(s.substr(0, 7) == "#if EX ") {
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cout << ind() << s << "\n";
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do_endif = true;
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}
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if(s.substr(0, 3) == "EX ") {
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string t = s.substr(3);
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if(t.substr(0, 10) == "namespace ") {
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mark_file();
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cout << ind() << t << "\n";
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indent += 2;
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}
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else {
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for(int i=0;; i++) {
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if(i == int(t.size())) { cerr << "Error: unrecognizable EX\n"; }
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else if(t[i] == '{') {
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while(i && t[i-1] == ' ') i--;
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cout << ind() << t.substr(0, i) << ";\n";
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break;
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}
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else if(t[i] == ';') {
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cout << ind() << "extern " << t << "\n";
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break;
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}
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else if(t[i] == '=') {
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while(i && t[i-1] == ' ') i--;
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cout << ind() << "extern " << t.substr(0, i) << ";\n";
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break;
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}
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}
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}
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}
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}
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if(do_endif) {
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cout << ind() << "#endif\n";
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do_endif = false;
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}
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while(indent > 2) {
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cout << ind() << "}\n";
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indent -= 2;
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}
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}
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int main(int argc, char ** argv) {
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printf("// This file is generated automatically by makeh.cpp.\n\nnamespace hr {\n");
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indent = 2;
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for(int i=1; i<argc; i++)
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gen(argv[i]);
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printf(" }\n");
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}
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