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Merged
Galfurian merged 1 commit into from
Mar 9, 2026
Merged

feature(tests): convert output to syslog logging #183

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16 changes: 10 additions & 6 deletions userspace/tests/t_abort.c
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Original file line number Diff line number Diff line change
@@ -1,25 +1,29 @@
/// @file t_abort.c
/// @brief Demonstrates handling of the SIGABRT signal.
/// @details This program sets up a signal handler for the SIGABRT signal and
/// triggers the signal using the `abort` function.
/// @copyright (c) 2014-2024 This file is distributed under the MIT License.
/// See LICENSE.md for details.

#include <errno.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <strerror.h>
#include <string.h>
#include <sys/wait.h>
#include <syslog.h>
#include <time.h>
#include <unistd.h>

void sig_handler(int sig)
{
printf("handler(%d) : Starting handler.\n", sig);
syslog(LOG_INFO, "[t_abort] handler(%d) : Starting handler.\n", sig);
if (sig == SIGABRT) {
static int counter = 0;
counter += 1;

printf("handler(%d) : Correct signal. ABRT (%d/3)\n", sig, counter);
syslog(LOG_INFO, "[t_abort] handler(%d) : Correct signal. ABRT (%d/3)\n", sig, counter);
if (counter < 3) {
// Re-trigger the abort signal up to 3 times.
abort();
Expand All @@ -28,9 +32,9 @@ void sig_handler(int sig)
exit(EXIT_SUCCESS);
}
} else {
printf("handler(%d) : Wrong signal.\n", sig);
syslog(LOG_INFO, "[t_abort] handler(%d) : Wrong signal.\n", sig);
}
printf("handler(%d) : Ending handler.\n", sig);
syslog(LOG_INFO, "[t_abort] handler(%d) : Ending handler.\n", sig);
}

int main(int argc, char *argv[])
Expand All @@ -41,15 +45,15 @@ int main(int argc, char *argv[])

// Set up the signal handler for SIGABRT.
if (sigaction(SIGABRT, &action, NULL) == -1) {
perror("signal setup failed");
syslog(LOG_ERR, "[t_abort] signal setup failed: %s", strerror(errno));
exit(EXIT_FAILURE);
}

// Trigger the SIGABRT signal.
abort();

// This point should never be reached.
perror("abort() failed to terminate the process");
syslog(LOG_ERR, "[t_abort] abort() failed to terminate the process: %s", strerror(errno));

return EXIT_FAILURE;
}
14 changes: 8 additions & 6 deletions userspace/tests/t_alarm.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3,20 +3,22 @@
/// @copyright (c) 2014-2024 This file is distributed under the MIT License.
/// See LICENSE.md for details.

#include <errno.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <strerror.h>
#include <string.h>
#include <sys/wait.h>
#include <syslog.h>
#include <time.h>
#include <unistd.h>

/// @brief Signal handler for SIGALRM.
/// @param sig The signal number.
void alarm_handler(int sig)
{
printf("handler(%d) : Starting handler.\n", sig);
syslog(LOG_INFO, "[t_alarm] handler(%d) : Starting handler.\n", sig);
if (sig == SIGALRM) {
// Set an alarm to go off after 1 seconds.
alarm(1);
Expand All @@ -25,7 +27,7 @@ void alarm_handler(int sig)
unsigned int rest = alarm(1);

// Expected value: 1 (since the previous alarm was just set to 1 seconds).
printf("handler(%d) : alarm(1) result: %d.\n", sig, rest);
syslog(LOG_INFO, "[t_alarm] handler(%d) : alarm(1) result: %d.\n", sig, rest);

// Cancel the alarm and get the remaining time of the previous alarm.
rest = alarm(0);
Expand All @@ -35,13 +37,13 @@ void alarm_handler(int sig)
// you see the value 4 instead of 1. The exact value can vary slightly
// depending on the system’s execution speed and the time taken to
// execute the intermediate code.
printf("handler(%d) : alarm(0) result: %d.\n", sig, rest);
syslog(LOG_INFO, "[t_alarm] handler(%d) : alarm(0) result: %d.\n", sig, rest);

exit(EXIT_SUCCESS);
} else {
printf("handler(%d) : Wrong signal.\n", sig);
syslog(LOG_INFO, "[t_alarm] handler(%d) : Wrong signal.\n", sig);
}
printf("handler(%d) : Ending handler.\n", sig);
syslog(LOG_INFO, "[t_alarm] handler(%d) : Ending handler.\n", sig);
}

int main(int argc, char *argv[])
Expand All @@ -52,7 +54,7 @@ int main(int argc, char *argv[])

// Set up the signal handler for SIGALRM.
if (sigaction(SIGALRM, &action, NULL) < 0) {
perror("signal setup failed");
syslog(LOG_ERR, "[t_alarm] signal setup failed: %s", strerror(errno));
exit(EXIT_FAILURE);
}

Expand Down
18 changes: 10 additions & 8 deletions userspace/tests/t_big_write.c
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,14 @@
/// @copyright (c) 2014-2024 This file is distributed under the MIT License.
/// See LICENSE.md for details.

#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <strerror.h>
#include <string.h>
#include <sys/stat.h>
#include <syslog.h>
#include <unistd.h>

#define FILENAME "/home/user/test.txt"
Expand All @@ -26,7 +28,7 @@ int main(int argc, char *argv[])
// Open the file with specified flags and mode.
int fd = open(FILENAME, O_WRONLY | O_CREAT | O_TRUNC, mode);
if (fd < 0) {
fprintf(stderr, "Failed to open file %s: %s\n", FILENAME, strerror(errno));
syslog(LOG_ERR, "[t_big_write] Failed to open file %s: %s\n", FILENAME, strerror(errno));
return EXIT_FAILURE;
}

Expand All @@ -35,7 +37,7 @@ int main(int argc, char *argv[])
for (unsigned i = 'A'; i < 'z'; ++i) {
memset(write_buffer, i, sizeof(write_buffer));
if (write(fd, write_buffer, sizeof(write_buffer)) < 0) {
fprintf(stderr, "Writing to file %s failed: %s\n", FILENAME, strerror(errno));
syslog(LOG_ERR, "[t_big_write] Writing to file %s failed: %s\n", FILENAME, strerror(errno));
close(fd);
unlink(FILENAME);
return EXIT_FAILURE;
Expand All @@ -45,15 +47,15 @@ int main(int argc, char *argv[])

// Close the file descriptor.
if (close(fd) < 0) {
fprintf(stderr, "Failed to close file %s: %s\n", FILENAME, strerror(errno));
syslog(LOG_ERR, "[t_big_write] Failed to close file %s: %s\n", FILENAME, strerror(errno));
unlink(FILENAME);
return EXIT_FAILURE;
}

// Open the file with specified flags and mode.
fd = open(FILENAME, O_RDONLY, mode);
if (fd < 0) {
fprintf(stderr, "Failed to open file %s: %s\n", FILENAME, strerror(errno));
syslog(LOG_ERR, "[t_big_write] Failed to open file %s: %s\n", FILENAME, strerror(errno));
unlink(FILENAME);
return EXIT_FAILURE;
}
Expand All @@ -63,15 +65,15 @@ int main(int argc, char *argv[])
for (unsigned i = 'A'; i < 'z'; ++i) {
memset(write_buffer, i, sizeof(write_buffer));
if (read(fd, read_buffer, sizeof(read_buffer)) < 0) {
fprintf(stderr, "Reading from file %s failed: %s\n", FILENAME, strerror(errno));
syslog(LOG_ERR, "[t_big_write] Reading from file %s failed: %s\n", FILENAME, strerror(errno));
close(fd);
unlink(FILENAME);
return EXIT_FAILURE;
}

// Verify read data matches what was written.
if (memcmp(write_buffer, read_buffer, sizeof(write_buffer)) != 0) {
fprintf(stderr, "Data mismatch in file %s at iteration %u, char %c\n", FILENAME, times, i);
syslog(LOG_ERR, "[t_big_write] Data mismatch in file %s at iteration %u, char %c\n", FILENAME, times, i);
close(fd);
unlink(FILENAME);
return EXIT_FAILURE;
Expand All @@ -81,14 +83,14 @@ int main(int argc, char *argv[])

// Close the file descriptor.
if (close(fd) < 0) {
fprintf(stderr, "Failed to close file %s: %s\n", FILENAME, strerror(errno));
syslog(LOG_ERR, "[t_big_write] Failed to close file %s: %s\n", FILENAME, strerror(errno));
unlink(FILENAME);
return EXIT_FAILURE;
}

// Delete the test file.
if (unlink(FILENAME) < 0) {
fprintf(stderr, "Failed to delete file %s: %s\n", FILENAME, strerror(errno));
syslog(LOG_ERR, "[t_big_write] Failed to delete file %s: %s\n", FILENAME, strerror(errno));
return EXIT_FAILURE;
}

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14 changes: 7 additions & 7 deletions userspace/tests/t_chdir.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,12 @@
/// @copyright (c) 2014-2024 This file is distributed under the MIT License.
/// See LICENSE.md for details.

#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <strerror.h>
#include <string.h>
#include <syslog.h>
#include <unistd.h>

int main(int argc, char *argv[])
Expand All @@ -19,19 +22,16 @@ int main(int argc, char *argv[])
if (getcwd(cwd, sizeof(cwd)) != NULL) {
// Compare cwd and the expected directory.
if (strcmp(cwd, directory) == 0) {
printf("Successfully changed to the directory.\n");
syslog(LOG_INFO, "[t_chdir] Successfully changed to the directory.\n");
return EXIT_SUCCESS;
}
printf(
"Directory change failed or directory differs: expected %s "
"but got %s\n",
directory, cwd);
syslog(LOG_INFO, "[t_chdir] Directory change failed or directory differs: expected %s but got %s\n", directory, cwd);

} else {
perror("getcwd failed");
syslog(LOG_ERR, "[t_chdir] getcwd failed: %s", strerror(errno));
}
} else {
perror("chdir failed");
syslog(LOG_ERR, "[t_chdir] chdir failed: %s", strerror(errno));
}
return EXIT_FAILURE;
}
24 changes: 13 additions & 11 deletions userspace/tests/t_creat.c
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Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,14 @@
/// @copyright (c) 2014-2024 This file is distributed under the MIT License.
/// See LICENSE.md for details.

#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <strerror.h>
#include <string.h>
#include <sys/stat.h>
#include <syslog.h>
#include <unistd.h>

int main(int argc, char *argv[])
Expand All @@ -23,32 +25,32 @@ int main(int argc, char *argv[])
int fd = creat(filename, 0660);
if (fd < 0) {
// Error handling for file creation failure.
fprintf(STDERR_FILENO, "creat: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] creat: %s: %s\n", filename, strerror(errno));
exit(EXIT_FAILURE);
}

// Write the string to the file.
if (write(fd, content, content_size) != content_size) {
// Error handling for write failure.
fprintf(STDERR_FILENO, "write: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] write: %s: %s\n", filename, strerror(errno));
// Close the file descriptor.
if (close(fd) < 0) {
fprintf(STDERR_FILENO, "close: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] close: %s: %s\n", filename, strerror(errno));
}
// Remove the file.
if (unlink(filename) < 0) {
fprintf(STDERR_FILENO, "unlink: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] unlink: %s: %s\n", filename, strerror(errno));
}
exit(EXIT_FAILURE);
}

// Close the file descriptor.
if (close(fd) < 0) {
// Error handling for close failure.
fprintf(STDERR_FILENO, "close: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] close: %s: %s\n", filename, strerror(errno));
// Remove the file.
if (unlink(filename) < 0) {
fprintf(STDERR_FILENO, "unlink: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] unlink: %s: %s\n", filename, strerror(errno));
}
exit(EXIT_FAILURE);
}
Expand All @@ -58,28 +60,28 @@ int main(int argc, char *argv[])
// Get the status of the file filename.
if (stat(filename, &st) < 0) {
// Error handling for stat failure.
fprintf(STDERR_FILENO, "stat: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] stat: %s: %s\n", filename, strerror(errno));
// Remove the file.
if (unlink(filename) < 0) {
fprintf(STDERR_FILENO, "unlink: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] unlink: %s: %s\n", filename, strerror(errno));
}
exit(EXIT_FAILURE);
}

// Check if the file size is correct.
if (st.st_size != content_size) {
fprintf(STDERR_FILENO, "Wrong file size. (expected: %ld, is: %ld)\n", content_size, st.st_size);
syslog(LOG_ERR, "[t_creat] Wrong file size. (expected: %ld, is: %ld)\n", content_size, st.st_size);
// Remove the file.
if (unlink(filename) < 0) {
fprintf(STDERR_FILENO, "unlink: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] unlink: %s: %s\n", filename, strerror(errno));
}
exit(EXIT_FAILURE);
}

// Remove the file.
if (unlink(filename) < 0) {
// Error handling for unlink failure.
fprintf(STDERR_FILENO, "unlink: %s: %s\n", filename, strerror(errno));
syslog(LOG_ERR, "[t_creat] unlink: %s: %s\n", filename, strerror(errno));
exit(EXIT_FAILURE);
}

Expand Down
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