maxim/gpio-reader
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Merge branch 'develop' into pwm

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This commit is contained in:
Manfred Wallner
2024-05-03 21:27:49 +02:00
committed by GitHub
parent 34b0f368a7 0297d12d10
commit 7e89062466
6 changed files with 125 additions and 78 deletions
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60
gpio/gpio.c
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@@ -290,13 +290,33 @@ static void doLoad (int argc, char *argv [])
if (!moduleLoaded (module1))
{
sprintf (cmd, "%s %s%s", findExecutable (MODPROBE), module1, args1) ;
system (cmd) ;
int ret = system(cmd);
if (ret == -1) {
perror("Error executing command");
} else if (WIFEXITED(ret)) {
int exit_status = WEXITSTATUS(ret);
if (exit_status != 0) {
fprintf(stderr, "Command failed with exit status %d\n", exit_status);
}
} else {
fprintf(stderr, "Command terminated by signal\n");
}
}
if (!moduleLoaded (module2))
{
sprintf (cmd, "%s %s%s", findExecutable (MODPROBE), module2, args2) ;
system (cmd) ;
int ret = system(cmd);
if (ret == -1) {
perror("Error executing command");
} else if (WIFEXITED(ret)) {
int exit_status = WEXITSTATUS(ret);
if (exit_status != 0) {
fprintf(stderr, "Command failed with exit status %d\n", exit_status);
}
} else {
fprintf(stderr, "Command terminated by signal\n");
}
}
if (!moduleLoaded (module2))
@@ -350,13 +370,33 @@ static void doUnLoad (int argc, char *argv [])
if (moduleLoaded (module1))
{
sprintf (cmd, "%s %s", findExecutable (RMMOD), module1) ;
system (cmd) ;
int ret = system(cmd);
if (ret == -1) {
perror("Error executing command");
} else if (WIFEXITED(ret)) {
int exit_status = WEXITSTATUS(ret);
if (exit_status != 0) {
fprintf(stderr, "Command failed with exit status %d\n", exit_status);
}
} else {
fprintf(stderr, "Command terminated by signal\n");
}
}
if (moduleLoaded (module2))
{
sprintf (cmd, "%s %s", findExecutable (RMMOD), module2) ;
system (cmd) ;
int ret = system(cmd);
if (ret == -1) {
perror("Error executing command");
} else if (WIFEXITED(ret)) {
int exit_status = WEXITSTATUS(ret);
if (exit_status != 0) {
fprintf(stderr, "Command failed with exit status %d\n", exit_status);
}
} else {
fprintf(stderr, "Command terminated by signal\n");
}
}
}
@@ -562,15 +602,14 @@ static volatile int globalCounter ;
void printgpioflush(const char* text) {
if (gpioDebug) {
printf(text);
printf("%s", text);
fflush(stdout);
}
}
void printgpio(const char* text) {
if (gpioDebug) {
printf(text);
fflush(stdout);
printf("%s", text);
}
}
@@ -620,7 +659,7 @@ void doWfi (int argc, char *argv [])
exit (1) ;
}
printgpio("wait for interrupt function call \n");
printgpio("wait for interrupt function call\n");
for (int Sec=0; Sec<timeoutSec; ++Sec) {
printgpioflush(".");
delay (999);
@@ -1371,7 +1410,10 @@ static void doVersion (char *argv [])
{
if ((fd = fopen ("/proc/device-tree/model", "r")) != NULL)
{
fgets (name, 80, fd) ;
if (fgets(name, sizeof(name), fd) == NULL) {
// Handle error or end of file condition
perror("Error reading /proc/device-tree/model");
}
fclose (fd) ;
printf (" Model: %s\n", name) ;
}