zap_process.cpp

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/*****************************************************************************\
*                                                                             *
*  Name   : zap_process                                                       *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*  Purpose:                                                                   *
*                                                                             *
*    Whacks a process named on the command line, if possible.                 *
*                                                                             *
*******************************************************************************
* Copyright (c) 2000-$now By Author.  This program is free software; you can  *
* redistribute it and/or modify it under the terms of the GNU General Public  *
* License as published by the Free Software Foundation; either version 2 of   *
* the License or (at your option) any later version.  This is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/

#include <basis/guards.h>
#include <basis/istring.h>
#include <opsystem/command_line.h>
#include <loggers/console_logger.h>
#include <opsystem/filename.h>
#include <data_struct/static_memory_gremlin.h>
#include <processes/process_control.h>
#include <processes/process_entry.h>

HOOPLE_STARTUP_CODE;

int main(int argc, char *argv[])
{
  console_logger out;
  command_line cmds(argc, argv);
  if ( (cmds.entries() < 1)
      || (cmds.get(0).type() != command_parameter::VALUE) ) {
    out.log(cmds.program_name().basename().raw() + " usage:\n"
        "this takes a single parameter, which is the name of a program\n"
        "to hunt down and eradicate.  this will zap the program without\n"
        "any warning or any chance for it to save its state.");
    return 1;
  }
  istring program_name = cmds.get(0).text();
  program_name.to_lower();
  process_entry_array processes;
  process_control proc_con;
  if (!proc_con.query_processes(processes))
    non_continuable_error("procto", "main", "failed to query processes!");
  bool found = false;
  bool success = true;
  for (int i = 0; i < processes.length(); i++) {
    filename path = processes[i].path();
    istring base = path.basename().raw().lower();
    if (base == program_name) {
      found = true;
//      out.log("would whack this entry:");
//      out.log(processes[i].text_form());
      bool ret = proc_con.zap_process(processes[i]._process_id);
      if (ret) out.log(istring(istring::SPRINTF, "Killed process %d [",
          processes[i]._process_id) + program_name + istring("]"));
      else {
        out.log(istring(istring::SPRINTF, "Failed to zap process %d [",
            processes[i]._process_id) + program_name + istring("]"));
        success = false;
      }
    }
  }
  if (!found)
    out.log(istring("Could not find the program named ") + program_name);
  if (!success) return 123;
  else return 0;
}

#ifdef __BUILD_STATIC_APPLICATION__
  // static dependencies found by buildor_gen_deps.sh:
  #include <basis/array.cpp>
  #include <basis/byte_array.cpp>
  #include <basis/callstack_tracker.cpp>
  #include <basis/chaos.cpp>
  #include <basis/convert_utf.cpp>
  #include <basis/definitions.cpp>
  #include <basis/earth_time.cpp>
  #include <basis/guards.cpp>
  #include <basis/istring.cpp>
  #include <basis/log_base.cpp>
  #include <basis/memory_checker.cpp>
  #include <basis/mutex.cpp>
  #include <basis/object_base.cpp>
  #include <basis/outcome.cpp>
  #include <basis/packable.cpp>
  #include <basis/portable.cpp>
  #include <basis/sequence.cpp>
  #include <basis/set.cpp>
  #include <basis/utility.cpp>
  #include <basis/version_record.cpp>
  #include <data_struct/amorph.cpp>
  #include <data_struct/bit_vector.cpp>
  #include <data_struct/byte_hasher.cpp>
  #include <data_struct/configurator.cpp>
  #include <data_struct/hash_table.cpp>
  #include <data_struct/pointer_hash.cpp>
  #include <data_struct/stack.cpp>
  #include <data_struct/static_memory_gremlin.cpp>
  #include <data_struct/string_hash.cpp>
  #include <data_struct/string_hasher.cpp>
  #include <data_struct/string_table.cpp>
  #include <data_struct/symbol_table.cpp>
  #include <data_struct/table_configurator.cpp>
  #include <loggers/console_logger.cpp>
  #include <loggers/file_logger.cpp>
  #include <loggers/locked_logger.cpp>
  #include <loggers/null_logger.cpp>
  #include <loggers/program_wide_logger.cpp>
  #include <opsystem/byte_filer.cpp>
  #include <opsystem/command_line.cpp>
  #include <opsystem/critical_events.cpp>
  #include <opsystem/directory.cpp>
  #include <opsystem/filename.cpp>
  #include <opsystem/ini_config.cpp>
  #include <opsystem/ini_parser.cpp>
  #include <opsystem/path_configuration.cpp>
  #include <opsystem/rendezvous.cpp>
  #include <processes/process_control.cpp>
  #include <processes/process_entry.cpp>
  #include <textual/byte_format.cpp>
  #include <textual/parser_bits.cpp>
  #include <textual/string_manipulation.cpp>
  #include <textual/tokenizer.cpp>
#endif // __BUILD_STATIC_APPLICATION__

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