--- lbbs/src/main.c	2025/05/30 12:51:00	1.49
+++ lbbs/src/main.c	2025/06/21 05:57:43	1.56
@@ -15,37 +15,38 @@
  ***************************************************************************/
 
 #include "bbs.h"
-#include "init.h"
 #include "common.h"
-#include "net_server.h"
-#include "log.h"
+#include "file_loader.h"
+#include "init.h"
 #include "io.h"
+#include "log.h"
 #include "menu.h"
-#include "file_loader.h"
+#include "net_server.h"
 #include "section_list_loader.h"
 #include <errno.h>
-#include <stdlib.h>
+#include <libgen.h>
 #include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
-#include <libgen.h>
-#include <sys/types.h>
 #include <sys/stat.h>
+#include <sys/types.h>
 
-void app_help(void)
+static void app_help(void)
 {
-	prints("Usage: bbsd [-fhv] [...]\n\n"
-		   "-f\t--foreground\t\tForce program run in foreground\n"
-		   "-h\t--help\t\t\tDisplay this help message\n"
-		   "-v\t--version\t\tDisplay version information\n"
-		   "\t--display-log\t\tDisplay standard log information\n"
-		   "\t--display-error-log\tDisplay error log information\n"
-		   "\n    If meet any bug, please report to <leaflet@leafok.com>\n\n");
+	fprintf(stderr, "Usage: bbsd [-fhv] [...]\n\n"
+					"-f\t--foreground\t\tForce program run in foreground\n"
+					"-h\t--help\t\t\tDisplay this help message\n"
+					"-v\t--version\t\tDisplay version information\n"
+					"\t--display-log\t\tDisplay standard log information\n"
+					"\t--display-error-log\tDisplay error log information\n"
+					"\n    If meet any bug, please report to <leaflet@leafok.com>\n\n");
 }
 
-void arg_error(void)
+static void arg_error(void)
 {
-	prints("Invalid arguments\n");
+	fprintf(stderr, "Invalid arguments\n");
 	app_help();
 }
 
@@ -58,6 +59,7 @@ int main(int argc, char *argv[])
 	FILE *fp;
 	int ret;
 	int last_aid;
+	struct sigaction act = {0};
 
 	// Parse args
 	for (int i = 1; i < argc; i++)
@@ -78,7 +80,7 @@ int main(int argc, char *argv[])
 						app_help();
 						return 0;
 					case 'v':
-						puts(app_version);
+						puts(APP_INFO);
 						return 0;
 					default:
 						arg_error();
@@ -100,7 +102,7 @@ int main(int argc, char *argv[])
 				}
 				if (strcmp(argv[i] + 2, "version") == 0)
 				{
-					puts(app_version);
+					puts(APP_INFO);
 					return 0;
 				}
 				if (strcmp(argv[i] + 2, "display-log") == 0)
@@ -137,13 +139,15 @@ int main(int argc, char *argv[])
 
 	if ((!daemon) && std_log_redir)
 	{
-		log_std_redirect(STDERR_FILENO);
+		log_common_redir(STDERR_FILENO);
 	}
 	if ((!daemon) && error_log_redir)
 	{
-		log_err_redirect(STDERR_FILENO);
+		log_error_redir(STDERR_FILENO);
 	}
 
+	log_common("Starting %s\n", APP_INFO);
+
 	// Load configuration
 	if (load_conf(CONF_BBSD) < 0)
 	{
@@ -248,12 +252,27 @@ int main(int argc, char *argv[])
 		last_aid = article_block_last_aid();
 	} while (ret == LOAD_ARTICLE_COUNT_LIMIT);
 
-	log_std("Initially load %d articles, last_aid = %d\n", article_block_article_count(), article_block_last_aid());
+	log_common("Initially load %d articles, last_aid = %d\n", article_block_article_count(), article_block_last_aid());
 
 	// Set signal handler
-	signal(SIGHUP, sig_hup_handler);
-	signal(SIGCHLD, sig_chld_handler);
-	signal(SIGTERM, sig_term_handler);
+	act.sa_handler = sig_hup_handler;
+	if (sigaction(SIGHUP, &act, NULL) == -1)
+	{
+		log_error("set signal action of SIGHUP error: %d\n", errno);
+		goto cleanup;
+	}
+	act.sa_handler = sig_chld_handler;
+	if (sigaction(SIGCHLD, &act, NULL) == -1)
+	{
+		log_error("set signal action of SIGCHLD error: %d\n", errno);
+		goto cleanup;
+	}
+	act.sa_handler = sig_term_handler;
+	if (sigaction(SIGTERM, &act, NULL) == -1)
+	{
+		log_error("set signal action of SIGTERM error: %d\n", errno);
+		goto cleanup;
+	}
 
 	// Launch section_list_loader process
 	if (section_list_loader_launch() < 0)
@@ -292,7 +311,7 @@ cleanup:
 		log_error("unlink(%s) error\n", VAR_SECTION_LIST_SHM);
 	}
 
-	log_std("Main process exit normally\n");
+	log_common("Main process exit normally\n");
 
 	return 0;
 }