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Fixed bug that prevented hackrf_max2837 and hackrf_rffc5071 from displaying help when HackRF is not found.

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This commit is contained in:
Michael Ossmann
2017-01-29 21:27:44 -07:00
parent b97bd4d192
commit 1eb34ac765
2 changed files with 94 additions and 44 deletions
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57
host/hackrf-tools/src/hackrf_max2837.c
View File

@ -26,6 +26,12 @@
#include <stdlib.h>
#include <getopt.h>
#ifndef bool
typedef int bool;
#define true 1
#define false 0
#endif
static void usage() {
printf("\nUsage:\n");
printf("\t-h, --help: this help\n");
@ -125,6 +131,8 @@ int main(int argc, char** argv) {
uint16_t register_value;
hackrf_device* device = NULL;
int option_index = 0;
bool read = false;
bool write = false;
int result = hackrf_init();
if( result ) {
@ -132,12 +140,6 @@ int main(int argc, char** argv) {
return EXIT_FAILURE;
}
result = hackrf_open(&device);
if( result ) {
printf("hackrf_open() failed: %s (%d)\n", hackrf_error_name(result), result);
return EXIT_FAILURE;
}
while( (opt = getopt_long(argc, argv, "n:rw:h?", long_options, &option_index)) != EOF ) {
switch( opt ) {
case 'n':
@ -145,18 +147,12 @@ int main(int argc, char** argv) {
break;
case 'w':
write = true;
result = parse_int(optarg, &register_value);
if( result == HACKRF_SUCCESS ) {
result = write_register(device, register_number, register_value);
}
break;
case 'r':
if( register_number == REGISTER_INVALID ) {
result = dump_registers(device);
} else {
result = dump_register(device, register_number);
}
read = true;
break;
case 'h':
@ -171,7 +167,38 @@ int main(int argc, char** argv) {
if( result != HACKRF_SUCCESS ) {
printf("argument error: %s (%d)\n", hackrf_error_name(result), result);
break;
usage();
return EXIT_FAILURE;
}
}
if(write && read) {
fprintf(stderr, "Read and write options are mutually exclusive.\n");
usage();
return EXIT_FAILURE;
}
if(!(write || read)) {
fprintf(stderr, "Specify either read or write option.\n");
usage();
return EXIT_FAILURE;
}
result = hackrf_open(&device);
if(result) {
printf("hackrf_open() failed: %s (%d)\n", hackrf_error_name(result), result);
return EXIT_FAILURE;
}
if(write) {
result = write_register(device, register_number, register_value);
}
if(read) {
if(register_number == REGISTER_INVALID) {
result = dump_registers(device);
} else {
result = dump_register(device, register_number);
}
}

59
host/hackrf-tools/src/hackrf_rffc5071.c
View File

@ -27,6 +27,12 @@
#include <stdlib.h>
#include <getopt.h>
#ifndef bool
typedef int bool;
#define true 1
#define false 0
#endif
static void usage() {
printf("\nUsage:\n");
printf("\t-h, --help: this help\n");
@ -126,6 +132,8 @@ int main(int argc, char** argv) {
uint16_t register_value;
hackrf_device* device = NULL;
int option_index = 0;
bool read = false;
bool write = false;
int result = hackrf_init();
if( result ) {
@ -133,37 +141,22 @@ int main(int argc, char** argv) {
return EXIT_FAILURE;
}
result = hackrf_open(&device);
if( result ) {
printf("hackrf_open() failed: %s (%d)\n", hackrf_error_name(result), result);
return EXIT_FAILURE;
}
while( (opt = getopt_long(argc, argv, "n:rw:h?", long_options, &option_index)) != EOF ) {
switch( opt ) {
case 'n':
result = parse_int(optarg, &register_number);
break;
case 'w':
write = true;
result = parse_int(optarg, &register_value);
if( result == HACKRF_SUCCESS ) {
result = write_register(device, register_number, register_value);
}
break;
case 'r':
if( register_number == REGISTER_INVALID ) {
result = dump_registers(device);
} else {
result = dump_register(device, register_number);
}
read = true;
break;
case 'h':
case '?':
usage();
return EXIT_SUCCESS;
default:
fprintf(stderr, "unknown argument '-%c %s'\n", opt, optarg);
usage();
@ -173,7 +166,37 @@ int main(int argc, char** argv) {
if( result != HACKRF_SUCCESS ) {
printf("argument error: %s (%d)\n", hackrf_error_name(result), result);
usage();
break;
return EXIT_FAILURE;
}
}
if(write && read) {
fprintf(stderr, "Read and write options are mutually exclusive.\n");
usage();
return EXIT_FAILURE;
}
if(!(write || read)) {
fprintf(stderr, "Specify either read or write option.\n");
usage();
return EXIT_FAILURE;
}
result = hackrf_open(&device);
if(result) {
printf("hackrf_open() failed: %s (%d)\n", hackrf_error_name(result), result);
return EXIT_FAILURE;
}
if(write) {
result = write_register(device, register_number, register_value);
}
if(read) {
if(register_number == REGISTER_INVALID) {
result = dump_registers(device);
} else {
result = dump_register(device, register_number);
}
}