monolithium/library/gen_wrappers.awk

BEGIN {
    FS = ",[ ]*";

    print "/*";
    print " * wrappers.c (Automatically generated)";
    print " *";
    print " * Copyright (C) 2017 Aleksandar Andrejevic <theflash@sdf.lonestar.org>";
    print " *";
    print " * This program is free software: you can redistribute it and/or modify";
    print " * it under the terms of the GNU Affero General Public License as";
    print " * published by the Free Software Foundation, either version 3 of the";
    print " * License, or (at your option) any later version.";
    print " *";
    print " * This program is distributed in the hope that it will be useful,";
    print " * but WITHOUT ANY WARRANTY; without even the implied warranty of";
    print " * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the";
    print " * GNU Affero General Public License for more details.";
    print " *";
    print " * You should have received a copy of the GNU Affero General Public License";
    print " * along with this program.  If not, see <http://www.gnu.org/licenses/>.";
    print " */";
    print "";
    print "#include <sdk/monolithium.h>";
    print "";
}

/sysret_t syscall_[a-zA-Z0-9_]+\(.*\);/ {
    print substr($0, 1, length - 1);
    print "{";

    match($0, /\(.*\)/);
    printf "    return syscall(" toupper(substr($0, 10, RSTART - 10));

    $0 = substr($0, RSTART + 1, RLENGTH - 2);

    if ($0 != "void") {
        for (i = 1; i <= NF; i++) {
            match($i, /[a-zA-Z0-9_]*$/);
            printf ", " substr($i, RSTART);
        }
    }

    print ");";
    print "}";
    print "";
}