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/*    Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis
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/*    Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis
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 *
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 *
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 *  This program is free software; you can redistribute it and/or modify
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation; either version 2 of the License, or
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 *  the Free Software Foundation; either version 2 of the License, or
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 *  (at your option) any later version.
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 *  (at your option) any later version.
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 *
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 *
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 *  This program is distributed in the hope that it will be useful,
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 *  This program is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *  GNU General Public License for more details.
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 *
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  You should have received a copy of the GNU General Public License
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 *  along with this program; if not, write to the Free Software
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 *  along with this program; if not, write to the Free Software
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 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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 */
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 */
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/* Wrap uid and exec */
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/* Wrap uid and exec */
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#include <unistd.h>
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#include <unistd.h>
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#include <string.h>
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#include <string.h>
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int main(int argc,char *argv[])
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int main(int argc,char *argv[])
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{
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{
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    char *args[1024];
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  char *args[1024];
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    int i, uid1, uid2, gid1, gid2;
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  int i, uid1, uid2, gid1, gid2;
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    if(argc<2) return 0;
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  if(argc<2) return 0;
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    for(i=0;i<1000 && i<argc; i++) args[i]=argv[i+1];
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  for(i=0;i<1000 && i<argc; i++) args[i]=argv[i+1];
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    args[i]=NULL;
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  args[i]=NULL;
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    uid1=geteuid(); uid2=getuid(); gid1=getegid(); gid2=getgid();
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  uid1=geteuid(); uid2=getuid(); gid1=getegid(); gid2=getgid();
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    if(strchr(args[0],'/')) {
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  if(strchr(args[0],'/')) {
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      setreuid(uid1,uid2); setregid(gid1,gid2);
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    setreuid(uid1,uid2); setregid(gid1,gid2);
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      execv(args[0],args);
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    execv(args[0],args);
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    }
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  }
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    else {
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  else {
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      setreuid(uid1,uid1); setregid(gid1,gid1);
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    setreuid(uid1,uid1); setregid(gid1,gid1);
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      execvp(args[0],args);
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    execvp(args[0],args);
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    }
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  }
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    return 127;
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  return 127;
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}
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}
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