Remove log_debug2 as well and simplify log.c.

1 files changed, 21 insertions, 56 deletions

diff --git a/log.c b/log.c
index 8a922c0a..f329107c 100644
--- a/log.c
+++ b/log.c
@@ -22,20 +22,13 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <syslog.h>
-#include <time.h>
 
 #include "tmux.h"
 
-/* Log file, if needed. */
-FILE		*log_file;
+FILE	*log_file;
 
-/* Debug level. */
-int		 log_level = 0;
-
-void		 log_event_cb(int, const char *);
-void		 log_vwrite(const char *, va_list);
-__dead void	 log_vfatal(const char *, va_list);
+void	 log_event_cb(int, const char *);
+void	 log_vwrite(const char *, va_list);
 
 /* Log callback for libevent. */
 void
@@ -46,12 +39,11 @@ log_event_cb(unused int severity, const char *msg)
 
 /* Open logging to file. */
 void
-log_open(int level, const char *path)
+log_open(const char *path)
 {
 	log_file = fopen(path, "w");
 	if (log_file == NULL)
 		return;
-	log_level = level;
 
 	setlinebuf(log_file);
 	event_set_log_callback(log_event_cb);
@@ -65,6 +57,7 @@ log_close(void)
 {
 	if (log_file != NULL)
 		fclose(log_file);
+	log_file = NULL;
 
 	event_set_log_callback(NULL);
 }
@@ -92,63 +85,35 @@ log_debug(const char *msg, ...)
 {
 	va_list	ap;
 
-	if (log_level > 0) {
-		va_start(ap, msg);
-		log_vwrite(msg, ap);
-		va_end(ap);
-	}
-}
-
-/* Log a debug message at level 2. */
-void printflike1
-log_debug2(const char *msg, ...)
-{
-	va_list	ap;
-
-	if (log_level > 1) {
-		va_start(ap, msg);
-		log_vwrite(msg, ap);
-		va_end(ap);
-	}
-}
-
-/* Log a critical error, with error string if necessary, and die. */
-__dead void
-log_vfatal(const char *msg, va_list ap)
-{
-	char	*fmt;
-
-	if (errno != 0) {
-		if (asprintf(&fmt, "fatal: %s: %s", msg, strerror(errno)) == -1)
-			exit(1);
-		log_vwrite(fmt, ap);
-	} else {
-		if (asprintf(&fmt, "fatal: %s", msg) == -1)
-			exit(1);
-		log_vwrite(fmt, ap);
-	}
-	free(fmt);
-
-	exit(1);
+	va_start(ap, msg);
+	log_vwrite(msg, ap);
+	va_end(ap);
 }
 
-/* Log a critical error, with error string, and die. */
+/* Log a critical error with error string and die. */
 __dead void printflike1
 log_fatal(const char *msg, ...)
 {
-	va_list	ap;
+	char	*fmt;
+	va_list	 ap;
 
 	va_start(ap, msg);
-	log_vfatal(msg, ap);
+	if (asprintf(&fmt, "fatal: %s: %s", msg, strerror(errno)) == -1)
+		exit(1);
+	log_vwrite(fmt, ap);
+	exit(1);
 }
 
 /* Log a critical error and die. */
 __dead void printflike1
 log_fatalx(const char *msg, ...)
 {
-	va_list	ap;
+	char	*fmt;
+	va_list	 ap;
 
-	errno = 0;
 	va_start(ap, msg);
-	log_vfatal(msg, ap);
+	if (asprintf(&fmt, "fatal: %s", msg) == -1)
+		exit(1);
+	log_vwrite(fmt, ap);
+	exit(1);
 }