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/* sdas.c
Copyright (C) 2009-2010 Borut Razem
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 3, or (at your option) any
later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _WIN32
#include <libgen.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "sdas.h"
#define NELEM(x) (sizeof (x) / sizeof (x)[0])
static int sdas = -1;
static enum sdas_target_e target = TARGET_ID_UNKNOWN;
static char
*program_name (char *path)
{
#ifdef _WIN32
static char fname[_MAX_FNAME];
_splitpath (path, NULL, NULL, fname, NULL);
return fname;
#else
return basename (path);
#endif
}
static void
check_init(void)
{
if (sdas == -1)
{
fprintf(stderr, "sdas_init not called!\n");
exit (1);
}
}
void
sdas_init (char *path)
{
struct tgt_s {
char *str;
enum sdas_target_e target;
} tgt[] = {
{ "gb", TARGET_ID_GB },
{ "z80", TARGET_ID_Z80 },
{ "8051", TARGET_ID_8051 },
{ "390", TARGET_ID_DS390 },
{ "6808", TARGET_ID_6808 },
{ "stm8", TARGET_ID_STM8 },
{ "pdk13", TARGET_ID_PDK13 },
{ "pdk14", TARGET_ID_PDK14 },
{ "pdk15", TARGET_ID_PDK15 },
{ "pdk16", TARGET_ID_PDK16 },
};
int i = NELEM (tgt);
char *progname = program_name (path);
#if _WIN32
/* convert it to lower case:
on DOS and Windows 9x the file name in argv[0] is uppercase */
char *p;
for (p = progname; '\0' != *p; ++p)
*p = tolower (*p);
#endif
if ((sdas = (strncmp(progname, "sdas", 4) == 0)) != 0)
{
for (i = 0; i < NELEM (tgt); ++i)
{
if (strstr(progname, tgt[i].str))
{
target = tgt[i].target;
break;
}
}
}
/* diagnostic message */
if (getenv ("SDAS_DIAG"))
{
printf ("sdas path: %s\n", path);
printf ("is sdas: %d\n", sdas);
if (sdas)
printf ("sdas target: %s\n", (i >= NELEM (tgt)) ? "unknown" : tgt[i].str);
}
}
int
is_sdas(void)
{
check_init();
return sdas;
}
enum sdas_target_e
get_sdas_target(void)
{
check_init();
return target;
}
void
set_sdas_target(enum sdas_target_e newtarget)
{
target = newtarget;
}
int
is_sdas_target_z80_like(void)
{
check_init();
return target == TARGET_ID_Z80 || target == TARGET_ID_GB;
}
int
is_sdas_target_8051_like(void)
{
check_init();
return target == TARGET_ID_8051 || target == TARGET_ID_DS390;
}
int
is_sdas_target_stm8(void)
{
check_init();
return target == TARGET_ID_STM8;
}
int
is_sdas_target_pdk(void)
{
check_init();
return target == TARGET_ID_PDK13 ||
target == TARGET_ID_PDK14 ||
target == TARGET_ID_PDK15;
}
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