Exemple #1
0
rpmRC rpmjsRunFile(rpmjs js, const char * fn,
		char *const * Iargv,
		const char ** resultp)
{
    rpmRC rc = RPMRC_FAIL;

    if (js == NULL) js = rpmjsI();

    if (fn != NULL) {
#if defined(WITH_GPSEE)
	gpsee_interpreter_t * I = js->I;
	FILE * fp = rpmjsOpenFile(js, fn, resultp);

	if (fp == NULL) {
	    I->grt->exitType = et_execFailure;
	    /* XXX FIXME: strerror in *resultp */
	    goto exit;
	}

#ifdef	NOTYET	/* XXX FIXME */
	processInlineFlags(js, fp, &verbosity);
	gpsee_setVerbosity(verbosity);
#endif

	/* Just compile and exit? */
	if (F_ISSET(js->flags, NOEXEC)) {
	    JSScript *script = NULL;
	    JSObject *scrobj = NULL;

	    if (!gpsee_compileScript(I->cx, fn,
			fp, NULL, &script, I->realm->globalObject, &scrobj))
	    {
		I->grt->exitType = et_exception;
		/* XXX FIXME: isatty(3) */
		gpsee_reportUncaughtException(I->cx, JSVAL_NULL,
			(gpsee_verbosity(0) >= GSR_FORCE_STACK_DUMP_VERBOSITY)
			||
			((gpsee_verbosity(0) >= GPSEE_ERROR_OUTPUT_VERBOSITY)
				&& isatty(STDERR_FILENO)));
	    } else {
		I->grt->exitType = et_finished;
		rc = RPMRC_OK;
	    }
	} else {
	    char *const * Ienviron = NULL;

	    if (F_ISSET(js->flags, ALLOW)) {
#if defined(__APPLE__)
		Ienviron = (char *const *) _NSGetEnviron();
#else
		Ienviron = environ;
#endif
	    }

	    I->grt->exitType = et_execFailure;
	    if (gpsee_runProgramModule(I->cx, fn,
			NULL, fp, Iargv, Ienviron) == JS_FALSE)
	    {
		int code = gpsee_getExceptionExitCode(I->cx);
		if (code >= 0) {
		    I->grt->exitType = et_requested;
		    I->grt->exitCode = code;
		    /* XXX FIXME: format and return code in *resultp. */
		    /* XXX hack tp get code into rc -> ec by negating */
		    rc = -code;
		} else
		if (JS_IsExceptionPending(I->cx)) {
		    /* XXX FIXME: isatty(3) */
		    gpsee_reportUncaughtException(I->cx, JSVAL_NULL,
			(gpsee_verbosity(0) >= GSR_FORCE_STACK_DUMP_VERBOSITY)
			||
			((gpsee_verbosity(0) >= GPSEE_ERROR_OUTPUT_VERBOSITY)
				&& isatty(STDERR_FILENO)));
		}
	    } else {
		I->grt->exitType = et_finished;
		rc = RPMRC_OK;
	    }
	}
	fclose(fp);
	fp = NULL;
#endif	/* WITH_GPSEE */
    }

#if defined(WITH_GPSEE)
exit:
#endif	/* WITH_GPSEE */

RPMJSDBG(0, (stderr, "<== %s(%p,%s) rc %d |%s|\n", __FUNCTION__, js, fn, rc, (resultp ? *resultp :"")));

    return rc;
}
Exemple #2
0
PRIntn prmain(PRIntn argc, char **argv)
{
  void                  *stackBasePtr;
  gpsee_interpreter_t   *jsi;                           /* Handle describing a GPSEE/JavaScript Interpreter */
  gpsee_realm_t         *realm;                         /* Interpreter's primordial realm */
  JSContext             *cx;                            /* A context in realm */
  const char		*scriptCode = NULL;		/* String with JavaScript program in it */
  const char		*scriptFilename = NULL;		/* Filename with JavaScript program in it */
  char * const		*script_argv;			/* Becomes arguments array in JS program */
  char * const  	*script_environ = NULL;		/* Environment to pass to script */
  char			*flags = malloc(8);		/* Flags found on command line */
  int			noRunScript = 0;		/* !0 = compile but do not run */

  int			fiArg = 0;
  int			skipSheBang = 0;
  int			exitCode;
  int			verbosity;	                /* Verbosity to use before flags are processed */
#ifdef GPSEE_DEBUGGER
  JSDContext            *jsdc;          
#endif

#if defined(__SURELYNX__)
  permanent_pool = apr_initRuntime();
#endif
  gpsee_setVerbosity(isatty(STDERR_FILENO) ? GSR_PREPROGRAM_TTY_VERBOSITY : GSR_PREPROGRAM_NOTTY_VERBOSITY);
  gpsee_openlog(gpsee_basename(argv[0]));

  /* Print usage and exit if no arguments were given */
  if (argc < 2)
    usage(argv[0]);

  flags[0] = (char)0;

  fiArg = findFileToInterpret(argc, argv);

  if (fiArg == 0)	/* Not a script file interpreter (shebang) */
  {
    int 	c;
    char	*flag_p = flags;

    while ((c = getopt(argc, argv, whenSureLynx("D:r:","") "v:c:hHnf:F:aCRxSUWdeJz")) != -1)
    {
      switch(c)
      {
#if defined(__SURELYNX__)
	case 'D':
	  redirect_output(permanent_pool, optarg);
	  break;
	case 'r': /* handled by cfg_openfile() */
	  break;
#endif

	case 'c':
	  scriptCode = optarg;
	  break;

	case 'h':
	  usage(argv[0]);
	  break;

	case 'H':
	  moreHelp(argv[0]);
	  break;

	case 'n':
	  noRunScript = 1;
	  break;

	case 'F':
	  skipSheBang = 1;
	case 'f':
	  scriptFilename = optarg;
	  break;

	case 'a':
	case 'C':
	case 'd':
	case 'e':
	case 'J':
	case 'S':
	case 'R':
	case 'U':
	case 'W':
	case 'x':
	case 'z':
	{
	  char *flags_storage = realloc(flags, (flag_p - flags) + 1 + 1);
	    
	  if (flags_storage != flags)
	  {
	    flag_p = (flag_p - flags) + flags_storage;
	    flags = flags_storage;
	  }

	  *flag_p++ = c;
	  *flag_p = '\0';
	}
	break;

	case '?':
	{
	  char buf[32];

	  snprintf(buf, sizeof(buf), "Invalid option: %c\n", optopt);
	  fatal(buf);
	}

	case ':':
	{
	  char buf[32];

	  snprintf(buf, sizeof(buf), "Missing parameter to option '%c'\n", optopt);
	  fatal(buf);
	}

      }
    } /* getopt wend */

    /* Create the script's argument vector with the script name as arguments[0] */
    {
      char **nc_script_argv = malloc(sizeof(argv[0]) * (2 + (argc - optind)));
      nc_script_argv[0] = (char *)scriptFilename;
      memcpy(nc_script_argv + 1, argv + optind, sizeof(argv[0]) * ((1 + argc) - optind));
      script_argv = nc_script_argv;
    }

    *flag_p = (char)0;
  }
  else 
  {
    scriptFilename = argv[fiArg];

    if (fiArg == 2)
    {
      if (argv[1][0] != '-')
	fatal("Invalid syntax for file-interpreter flags! (Must begin with '-')");

      flags = realloc(flags, strlen(argv[1]) + 1);
      strcpy(flags, argv[1] + 1);
    }

    /* This is a file interpreter; script_argv is correct at offset fiArg. */
    script_argv = argv + fiArg;
  }

  if (strchr(flags, 'a'))
  {
#if defined(GPSEE_DARWIN_SYSTEM)
    script_environ = (char * const *)_NSGetEnviron();
#else
    extern char **environ;
    script_environ = (char * const *)environ;
#endif
  }

  loadRuntimeConfig(scriptFilename, flags, argc, argv);
  if (strchr(flags, 'U') || (cfg_bool_value(cfg, "gpsee_force_no_utf8_c_strings") == cfg_true) || getenv("GPSEE_NO_UTF8_C_STRINGS"))
  {
    JS_DestroyRuntime(JS_NewRuntime(1024));
    putenv((char *)"GPSEE_NO_UTF8_C_STRINGS=1");
  }

  jsi = gpsee_createInterpreter();
  realm = jsi->realm;
  cx = jsi->cx;
#if defined(GPSEE_DEBUGGER)
  jsdc = gpsee_initDebugger(cx, realm, DEBUGGER_JS);
#endif

  gpsee_setThreadStackLimit(cx, &stackBasePtr, strtol(cfg_default_value(cfg, "gpsee_thread_stack_limit_bytes", "0x80000"), NULL, 0));

  processFlags(cx, flags, &verbosity);
  free(flags);

#if defined(__SURELYNX__)
  sl_set_debugLevel(gpsee_verbosity(0));
  /* enableTerminalLogs(permanent_pool, gpsee_verbosity(0) > 0, NULL); */
#else
  if (verbosity < GSR_MIN_TTY_VERBOSITY && isatty(STDERR_FILENO))
    verbosity = GSR_MIN_TTY_VERBOSITY;
#endif

  if (gpsee_verbosity(0) < verbosity)
    gpsee_setVerbosity(verbosity);

  /* Run JavaScript specified with -c */
  if (scriptCode) 
  {
    jsval v;

    if (JS_EvaluateScript(cx, realm->globalObject, scriptCode, strlen(scriptCode), "command_line", 1, &v) == JS_FALSE)
    {
      v = JSVAL_NULL;
      goto out;
    }
    v = JSVAL_NULL;
  }

  if ((argv[0][0] == '/') 
#if defined(SYSTEM_GSR)
      && (strcmp(argv[0], SYSTEM_GSR) != 0) 
#endif
      && cfg_bool_value(cfg, "no_gsr_preload_script") != cfg_true)
  {
    char preloadScriptFilename[FILENAME_MAX];
    char mydir[FILENAME_MAX];
    int i;

    jsi->grt->exitType = et_unknown;

    i = snprintf(preloadScriptFilename, sizeof(preloadScriptFilename), "%s/.%s_preload", gpsee_dirname(argv[0], mydir, sizeof(mydir)), 
		 gpsee_basename(argv[0]));
    if ((i == 0) || (i == (sizeof(preloadScriptFilename) -1)))
      gpsee_log(cx, GLOG_EMERG, PRODUCT_SHORTNAME ": Unable to create preload script filename!");
    else
      errno = 0;

    if (access(preloadScriptFilename, F_OK) == 0)
    {
      jsval 		v;
      JSScript		*script;
      JSObject		*scrobj;

      if (!gpsee_compileScript(cx, preloadScriptFilename, NULL, NULL, &script, realm->globalObject, &scrobj))
      {
	jsi->grt->exitType = et_compileFailure;
	gpsee_log(cx, GLOG_EMERG, PRODUCT_SHORTNAME ": Unable to compile preload script '%s'", preloadScriptFilename);
	goto out;
      }

      if (!script || !scrobj)
	goto out;

      if (!noRunScript)
      {
        JS_AddNamedObjectRoot(cx, &scrobj, "preload_scrobj");
	jsi->grt->exitType = et_execFailure;
        if (JS_ExecuteScript(cx, realm->globalObject, script, &v) == JS_TRUE)
	  jsi->grt->exitType = et_finished;
	else
	  jsi->grt->exitType = et_exception;
        JS_RemoveObjectRoot(cx, &scrobj);
        v = JSVAL_NULL;
      }
    }

    if (jsi->grt->exitType & et_errorMask)
      goto out;
  }

  /* Setup for main-script running -- cancel preprogram verbosity and use our own error reporting system in gsr that does not use error reporter */
  gpsee_setVerbosity(verbosity);
  JS_SetOptions(cx, JS_GetOptions(cx) | JSOPTION_DONT_REPORT_UNCAUGHT);

  if (!scriptFilename)
  {
    if (!scriptCode)	/* Command-line options did not include code to run */
      usage(argv[0]);

    if (jsi->grt->exitType == et_unknown)
      jsi->grt->exitType = et_finished;
  }
  else
  {
    FILE 	*scriptFile = openScriptFile(cx, scriptFilename, skipSheBang || (fiArg != 0));

    if (!scriptFile)
    {
      gpsee_log(cx, GLOG_NOTICE, PRODUCT_SHORTNAME ": Unable to open' script '%s'! (%m)", scriptFilename);
      jsi->grt->exitType = et_compileFailure;
      goto out;
    }

    processInlineFlags(cx, scriptFile, &verbosity);
    gpsee_setVerbosity(verbosity);

    /* Just compile and exit? */
    if (noRunScript)
    {
      JSScript        *script;
      JSObject        *scrobj;

      if (!gpsee_compileScript(cx, scriptFilename, scriptFile, NULL, &script, realm->globalObject, &scrobj))
      {
	jsi->grt->exitType = et_exception;
        gpsee_reportUncaughtException(cx, JSVAL_NULL, 
				      (gpsee_verbosity(0) >= GSR_FORCE_STACK_DUMP_VERBOSITY) ||
				      ((gpsee_verbosity(0) >= GPSEE_ERROR_OUTPUT_VERBOSITY) && isatty(STDERR_FILENO)));
      }
      else
      {
	jsi->grt->exitType = et_finished;
      }
    }
    else /* noRunScript is false; run the program */
    {
      jsi->grt->exitType = et_execFailure;

      if (gpsee_runProgramModule(cx, scriptFilename, NULL, scriptFile, script_argv, script_environ) == JS_TRUE)
      {
	jsi->grt->exitType = et_finished;
      }
      else
      {
        int code;

	code = gpsee_getExceptionExitCode(cx);	
        if (code >= 0)	/** e.g. throw 6 */
        {
	  jsi->grt->exitType = et_requested;
          jsi->grt->exitCode = code;
        }
        else
        {
	  if (JS_IsExceptionPending(cx))
	  {
	    jsi->grt->exitType = et_exception;
	    gpsee_reportUncaughtException(cx, JSVAL_NULL, 
					(gpsee_verbosity(0) >= GSR_FORCE_STACK_DUMP_VERBOSITY) ||
					((gpsee_verbosity(0) >= GPSEE_ERROR_OUTPUT_VERBOSITY) && isatty(STDERR_FILENO)));
	  }
        }
      }
    }
    fclose(scriptFile);
    goto out;
  }

  out:
#ifdef GPSEE_DEBUGGER
  gpsee_finiDebugger(jsdc);
#endif

  if (jsi->grt->exitType & et_successMask)
  {
    exitCode = jsi->grt->exitCode;
  }
  else
  {
    const char *reason;

    exitCode = 1;

    switch(jsi->grt->exitType)
    {
      case et_successMask:
      case et_errorMask:
      case et_requested:
      case et_finished:
      case et_dummy:
      default:
	GPSEE_NOT_REACHED("impossible");
	reason = NULL;	/* quell compiler warning below */
	break;	
      case et_execFailure:
	reason = "execFailure - probable native module error, returning JS_FALSE without setting exception";
	break;
      case et_compileFailure:
	reason = "script could not be compiled";
        break;
      case et_unknown:
	reason = "unknown - probable native module error, returning JS_FALSE without setting exception";
	break;
      case et_exception:
	reason = NULL;
	break;
    }

    if (reason)
    {
      gpsee_log(cx, GLOG_NOTICE, "Unexpected interpreter shutdown: %s (%m)", reason);
      if (gpsee_verbosity(0) == 0)
      {
          /* not gpsee_ */ fprintf(stderr, "*** Unexpected interpreter shutdown: %s", reason);
        if (errno)
          fprintf(stderr, " (%s)\n", strerror(errno));	
        else
          fputs("\n", stderr);
      }
    }
  }

  gpsee_destroyInterpreter(jsi);
  JS_ShutDown();

  return exitCode;
}