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/* file: "main.c" */
/* Copyright (C) 1994-1998 by Marc Feeley, All Rights Reserved. */
/* This is the driver of the Gambit-C system */
#define ___INCLUDED_FROM_MAIN
#define ___VERSION 21
#include "gambit.h"
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
___HIDDEN void usage_err ___P((char **argv),(argv)
char **argv;)
{
fprintf (stderr, "Usage: %s [-:OPT,OPT...] ...\n", argv[0]);
fprintf (stderr, " where OPT can be one of:\n");
fprintf (stderr, " kSTACK_CACHE_SIZE_IN_KILOBYTES\n");
fprintf (stderr, " mMIN_HEAP_SIZE_IN_KILOBYTES\n");
fprintf (stderr, " hMAX_HEAP_SIZE_IN_KILOBYTES\n");
fprintf (stderr, " lPERCENT_LIVE_AFTER_GC\n");
fprintf (stderr, " s\n");
fprintf (stderr, " d[level]\n");
fprintf (stderr, " t\n");
fprintf (stderr, " u\n");
fprintf (stderr, " c\n");
fprintf (stderr, " 1\n");
fprintf (stderr, " 8\n");
exit (1);
}
___EXP_FUNC(int,___main)
___P((int argc,
char **argv,
___mod_or_lnk (*linker)(___global_state_struct*)),
(argc, argv, linker)
int argc;
char **argv;
___mod_or_lnk (*linker)();)
{
unsigned long stack_cache_len, min_heap_len, max_heap_len;
int live_percent;
int default_io_encoding;
int standard;
int debug_level;
int force_tty;
int force_unbuffered_io;
/* handle arguments to runtime */
stack_cache_len = 0;
min_heap_len = 0;
max_heap_len = 0;
live_percent = 0;
default_io_encoding = ___DEFAULT_IO_ENCODING;
standard = 0;
debug_level = 0;
force_tty = 0;
force_unbuffered_io = 0;
if (argc > 1)
{
char *s, *arg = argv[1];
if (*arg++ == '-' && *arg++ == ':')
{
do
{
s = arg++;
switch (*s)
{
case 'm':
case 'h':
case 'k':
case 'l':
case 'd':
{
char temp;
int argval;
while (*arg >= '0' && *arg <= '9') arg++;
temp = *arg;
*arg = '\0';
if (arg == s+1 && *s == 'd')
argval = 1;
else
argval = atoi (s+1);
*arg = temp;
switch (*s)
{
case 'k': stack_cache_len = (unsigned long)argval<<10;
break;
case 'm': min_heap_len = (unsigned long)argval<<10;
break;
case 'h': max_heap_len = (unsigned long)argval<<10;
break;
case 'l': live_percent = argval;
break;
case 'd': debug_level = argval;
break;
}
break;
}
case 's':
standard = 1;
break;
case 't':
force_tty = 1;
break;
case 'u':
force_unbuffered_io = 1;
break;
case 'c':
default_io_encoding = ___IO_CHAR_ENCODING;
break;
case '1':
default_io_encoding = ___IO_LATIN1_ENCODING;
break;
case '8':
default_io_encoding = ___IO_UTF8_ENCODING;
break;
default:
usage_err (argv);
}
}
while (*arg++ == ',');
if (*--arg != '\0')
usage_err (argv);
argv[1] = argv[0];
argc--;
argv++;
}
}
#ifdef FORCE_MAX_HEAP
if (max_heap_len == 0 || max_heap_len > FORCE_MAX_HEAP<<10)
max_heap_len = FORCE_MAX_HEAP<<10;
#endif
/* Setup program, run it and perform any cleanup necessary. */
{
___setup_params_struct setup_params;
setup_params.argc = argc;
setup_params.argv = argv;
setup_params.stack_cache = stack_cache_len;
setup_params.min_heap = min_heap_len;
setup_params.max_heap = max_heap_len;
setup_params.live_percent = live_percent;
setup_params.gc_hook = 0;
setup_params.fatal_error = 0;
setup_params.standard = standard;
setup_params.debug_level = debug_level;
setup_params.default_io_encoding = default_io_encoding;
setup_params.force_tty = force_tty;
setup_params.force_unbuffered_io = force_unbuffered_io;
setup_params.linker = linker;
___setup (&setup_params);
___cleanup ();
}
/* Exit program. */
exit (0);
return 0; /* satisfy some compilers */
}
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