Tidied up command-line arguments.

This commit is contained in:
Daniel Beer 2010-03-17 18:40:03 +13:00
parent 1c1b6df2d4
commit 9fd900e2fa
1 changed files with 45 additions and 11 deletions

56
main.c
View File

@ -784,8 +784,13 @@ static void reader_loop(void)
static void usage(const char *progname)
{
fprintf(stderr,
"Usage: %s [-u device] [-j] [-B] [-s] [-v voltage] [command ...]\n"
"Usage: %s -R [-v voltage] [command ...]\n"
" %s -u <device> [-j] [-v voltage] [command ...]\n"
" %s -B <device> [command ...]\n"
" %s -s [command ...]\n"
"\n"
" -R\n"
" Open the first available RF2500 device on the USB bus.\n"
" -u device\n"
" Open the given tty device (MSP430 UIF compatible devices).\n"
" -j\n"
@ -801,9 +806,14 @@ static void usage(const char *progname)
"\n"
"If commands are given, they will be executed. Otherwise, an interactive\n"
"command reader is started.\n",
progname);
progname, progname, progname, progname);
}
#define MODE_RF2500 0x01
#define MODE_UIF 0x02
#define MODE_UIF_BSL 0x04
#define MODE_SIM 0x08
int main(int argc, char **argv)
{
const struct fet_transport *trans;
@ -812,20 +822,25 @@ int main(int argc, char **argv)
int opt;
int flags = 0;
int want_jtag = 0;
int want_sim = 0;
int vcc_mv = 3000;
int mode = 0;
puts(
"MSPDebug version 0.4 - debugging tool for the eZ430\n"
"Copyright (C) 2009, 2010 Daniel Beer <dlbeer@gmail.com>\n"
"Copyright (C) 2009, 2010 Daniel Beer <daniel@tortek.co.nz>\n"
"This is free software; see the source for copying conditions. There is NO\n"
"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n");
/* Parse arguments */
while ((opt = getopt(argc, argv, "u:jv:B:s")) >= 0)
while ((opt = getopt(argc, argv, "u:jv:B:sR?")) >= 0)
switch (opt) {
case 'R':
mode |= MODE_RF2500;
break;
case 'u':
uif_device = optarg;
mode |= MODE_UIF;
break;
case 'v':
@ -838,25 +853,44 @@ int main(int argc, char **argv)
case 'B':
bsl_device = optarg;
mode |= MODE_UIF_BSL;
break;
case 's':
want_sim = 1;
mode |= MODE_SIM;
break;
default:
case '?':
usage(argv[0]);
return 0;
default:
fprintf(stderr, "Invalid argument: %c\n"
"Try -? for help.\n", opt);
return -1;
}
/* Check for incompatible arguments */
if (mode & (mode - 1)) {
fprintf(stderr, "Multiple incompatible options specified.\n"
"Try -? for help.\n");
return -1;
}
if (!mode) {
fprintf(stderr, "You need to specify an operating mode.\n"
"Try -? for help.\n");
return -1;
}
/* Open a device */
if (want_sim) {
if (mode == MODE_SIM) {
msp430_dev = sim_open();
} else if (bsl_device) {
} else if (mode == MODE_UIF_BSL) {
msp430_dev = bsl_open(bsl_device);
} else {
} else if (mode == MODE_RF2500 || mode == MODE_UIF) {
/* Open the appropriate transport */
if (uif_device) {
if (mode == MODE_UIF) {
trans = uif_open(uif_device);
} else {
trans = rf2500_open();