Refactoring command line option handling
* Use own function to define and parse command line options * Command line options can be defined by config file also * --limesdr allows to auto-set required SDR option for LimeSDR
This commit is contained in:
Andreas Eversberg
262
src/nmt/main.c
262
src/nmt/main.c
@@ -19,16 +19,17 @@
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#include <stdio.h>
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#include <stdint.h>
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#include <getopt.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "../libsample/sample.h"
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#include "../libmobile/main_mobile.h"
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#include "../libdebug/debug.h"
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#include "../liboptions/options.h"
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#include "nmt.h"
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#include "frame.h"
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#include "dsp.h"
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@@ -97,141 +98,118 @@ void print_help(const char *arg0)
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main_mobile_print_hotkeys();
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}
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static int handle_options(int argc, char **argv)
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static void add_options(void)
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{
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main_mobile_add_options();
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option_add('N', "nmt-system", 1);
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option_add('T', "channel-type", 1);
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option_add('P', "ms-power", 1);
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option_add('Y', "traffic-area", 1);
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option_add('A', "area-number", 1);
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option_add('C', "compandor", 1);
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option_add('0', "supervisory", 1);
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option_add('S', "smsc-number", 1);
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option_add('I', "caller-id", 1);
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}
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static int handle_options(int short_option, int argi, char **argv)
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{
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int rc;
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char *p;
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int super;
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int skip_args = 0;
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static struct option long_options_special[] = {
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{"nmt-system", 1, 0, 'N'},
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{"channel-type", 1, 0, 'T'},
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{"ms-power", 1, 0, 'P'},
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{"traffic-area", 1, 0, 'Y'},
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{"area-number", 1, 0, 'A'},
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{"compandor", 1, 0, 'C'},
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{"supervisory", 1, 0, '0'},
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{"smsc-number", 1, 0, 'S'},
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{"caller-id", 1, 0, 'I'},
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{0, 0, 0, 0}
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};
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main_mobile_set_options("N:T:P:Y:A:C:0:S:I:", long_options_special);
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while (1) {
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int option_index = 0, c, rc;
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static int first_option = 1;
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c = getopt_long(argc, argv, optstring, long_options, &option_index);
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if (c == -1)
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break;
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switch (c) {
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case 'N':
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nmt_system = atoi(optarg);
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if (nmt_system != 450 && nmt_system != 900) {
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fprintf(stderr, "Error, NMT system type '%s' unknown. Please use '-N 450' for NMT-450 or '-N 900' for NMT-900.\n", optarg);
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exit(0);
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}
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if (nmt_system == 900)
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ms_power = 0;
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if (!first_option) {
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fprintf(stderr, "Please specify the NMT system (-N) as first command line option!\n");
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exit(0);
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}
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skip_args += 2;
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break;
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case 'T':
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if (!strcmp(optarg, "list")) {
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nmt_channel_list(nmt_system);
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exit(0);
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}
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rc = nmt_channel_by_short_name(nmt_system, optarg);
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if (rc < 0) {
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fprintf(stderr, "Error, channel type '%s' unknown. Please use '-t list' to get a list. I suggest to use the default.\n", optarg);
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exit(0);
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}
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OPT_ARRAY(num_chan_type, chan_type, rc)
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skip_args += 2;
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break;
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case 'P':
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ms_power = atoi(optarg);
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if (ms_power > 3)
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ms_power = 3;
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if (ms_power < 0)
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ms_power = 0;
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skip_args += 2;
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break;
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case 'Y':
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if (!strcmp(optarg, "list")) {
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nmt_country_list(nmt_system);
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exit(0);
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}
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/* digits */
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strncpy(country, optarg, sizeof(country) - 1);
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country[sizeof(country) - 1] = '\0';
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p = strchr(country, ',');
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if (!p) {
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fprintf(stderr, "Illegal traffic area '%s', see '-h' for help\n", optarg);
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exit(0);
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}
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*p++ = '\0';
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rc = nmt_country_by_short_name(nmt_system, country);
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if (rc < 0) {
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error_ta:
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fprintf(stderr, "Invalid traffic area '%s', use '-Y list' for a list of valid areas\n", optarg);
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exit(0);
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}
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traffic_area[0] = rc + '0';
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if (p[strlen(p) - 1] != '!') {
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rc = nmt_ta_by_short_name(nmt_system, country, atoi(p));
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if (rc < 0)
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goto error_ta;
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}
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nmt_value2digits(atoi(p), traffic_area + 1, 1);
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traffic_area[2] = '\0';
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skip_args += 2;
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break;
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case 'A':
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area_no = optarg[0] - '0';
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if (area_no > 4) {
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fprintf(stderr, "Area number '%s' out of range, please use 1..4 or 0 for no area\n", optarg);
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exit(0);
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}
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skip_args += 2;
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break;
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case 'C':
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compandor = atoi(optarg);
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skip_args += 2;
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break;
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case '0':
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super = atoi(optarg);
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if (super < 0 || super > 4) {
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fprintf(stderr, "Given supervisory signal is wrong, use '-h' for help!\n");
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exit(0);
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}
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OPT_ARRAY(num_supervisory, supervisory, super)
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skip_args += 2;
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break;
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case 'S':
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smsc_number = strdup(optarg);
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skip_args += 2;
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break;
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case 'I':
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send_callerid = atoi(optarg);
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skip_args += 2;
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break;
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default:
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main_mobile_opt_switch(c, argv[0], &skip_args);
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switch (short_option) {
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case 'N':
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nmt_system = atoi(argv[argi]);
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if (nmt_system != 450 && nmt_system != 900) {
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fprintf(stderr, "Error, NMT system type '%s' unknown. Please use '-N 450' for NMT-450 or '-N 900' for NMT-900.\n", argv[argi]);
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return -EINVAL;
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}
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first_option = 0;
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if (nmt_system == 900)
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ms_power = 0;
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if (!option_is_first()) {
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fprintf(stderr, "Please specify the NMT system (-N) as first command line option!\n");
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return -EINVAL;
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}
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break;
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case 'T':
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if (!strcmp(argv[argi], "list")) {
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nmt_channel_list(nmt_system);
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return 0;
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}
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rc = nmt_channel_by_short_name(nmt_system, argv[argi]);
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if (rc < 0) {
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fprintf(stderr, "Error, channel type '%s' unknown. Please use '-t list' to get a list. I suggest to use the default.\n", argv[argi]);
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return -EINVAL;
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}
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OPT_ARRAY(num_chan_type, chan_type, rc)
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break;
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case 'P':
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ms_power = atoi(argv[argi]);
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if (ms_power > 3)
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ms_power = 3;
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if (ms_power < 0)
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ms_power = 0;
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break;
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case 'Y':
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if (!strcmp(argv[argi], "list")) {
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nmt_country_list(nmt_system);
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return 0;
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}
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/* digits */
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strncpy(country, argv[argi], sizeof(country) - 1);
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country[sizeof(country) - 1] = '\0';
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p = strchr(country, ',');
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if (!p) {
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fprintf(stderr, "Illegal traffic area '%s', see '-h' for help\n", argv[argi]);
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return -EINVAL;
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}
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*p++ = '\0';
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rc = nmt_country_by_short_name(nmt_system, country);
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if (rc < 0) {
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error_ta:
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fprintf(stderr, "Invalid traffic area '%s', use '-Y list' for a list of valid areas\n", argv[argi]);
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return -EINVAL;
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}
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traffic_area[0] = rc + '0';
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if (p[strlen(p) - 1] != '!') {
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rc = nmt_ta_by_short_name(nmt_system, country, atoi(p));
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if (rc < 0)
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goto error_ta;
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}
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nmt_value2digits(atoi(p), traffic_area + 1, 1);
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traffic_area[2] = '\0';
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break;
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case 'A':
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area_no = argv[argi][0] - '0';
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if (area_no > 4) {
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fprintf(stderr, "Area number '%s' out of range, please use 1..4 or 0 for no area\n", argv[argi]);
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return -EINVAL;
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}
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break;
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case 'C':
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compandor = atoi(argv[argi]);
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break;
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case '0':
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super = atoi(argv[argi]);
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if (super < 0 || super > 4) {
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fprintf(stderr, "Given supervisory signal is wrong, use '-h' for help!\n");
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return -EINVAL;
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}
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OPT_ARRAY(num_supervisory, supervisory, super)
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break;
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case 'S':
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smsc_number = strdup(argv[argi]);
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break;
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case 'I':
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send_callerid = atoi(argv[argi]);
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break;
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default:
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return main_mobile_handle_options(short_option, argi, argv);
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}
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free(long_options);
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return skip_args;
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return 1;
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}
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static void myhandler(void)
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@@ -280,8 +258,7 @@ int submit_sms(const char *sms)
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int main(int argc, char *argv[])
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{
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int rc;
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int skip_args;
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int rc, argi;
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const char *station_id = "";
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int mandatory = 0;
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int i;
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@@ -292,12 +269,17 @@ int main(int argc, char *argv[])
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main_mobile_init();
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skip_args = handle_options(argc, argv);
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argc -= skip_args;
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argv += skip_args;
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/* handle options / config file */
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add_options();
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rc = options_config_file("~/.osmocom/analog/nmt.conf", handle_options);
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if (rc < 0)
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return 0;
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argi = options_command_line(argc, argv, handle_options);
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if (argi <= 0)
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return argi;
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if (argc > 1) {
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station_id = argv[1];
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if (argi < argc) {
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station_id = argv[argi];
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if (strlen(station_id) != 7) {
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printf("Given station ID '%s' does not have 7 digits\n", station_id);
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return 0;
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@@ -338,7 +320,7 @@ int main(int argc, char *argv[])
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num_audiodev = 1; /* use default */
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if (num_kanal != num_audiodev) {
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fprintf(stderr, "You need to specify as many sound devices as you have channels.\n");
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exit(0);
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return -EINVAL;
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}
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if (num_kanal == 1 && num_chan_type == 0) {
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num_chan_type = 1; /* use default */
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@@ -347,14 +329,14 @@ int main(int argc, char *argv[])
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}
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if (num_kanal != num_chan_type) {
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fprintf(stderr, "You need to specify as many channel types as you have channels.\n");
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exit(0);
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return -EINVAL;
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}
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if (num_kanal == 1 && num_supervisory == 0)
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num_supervisory = 1; /* use default */
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if (num_kanal != num_supervisory) {
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fprintf(stderr, "You need to specify as many supervisory signals as you have channels.\n");
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fprintf(stderr, "They shall be different at channels that are close to each other.\n");
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exit(0);
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return -EINVAL;
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}
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if (num_kanal) {
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uint8_t super[5] = { 0, 0, 0, 0, 0 };
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@@ -378,7 +360,7 @@ int main(int argc, char *argv[])
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}
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if (mandatory) {
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print_help(argv[-skip_args]);
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print_help(argv[0]);
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return 0;
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}
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