LibC: Cleanup syslog output

add ": " after the identification and formatted output. syslog does not
require trailing newline so add it in case it is missing.

ports/openssh/build.sh

@@ -9,6 +9,7 @@ MAKE_INSTALL_TARGETS=('install-nokeys')
 CONFIGURE_OPTIONS=(
 	'--sysconfdir=/etc'
 	'--sbindir=/usr/bin'
+	'--disable-fd-passing'
 	'CFLAGS=-Wno-deprecated-declarations'
 )
 

userspace/libraries/LibC/syslog.cpp

@@ -1,5 +1,6 @@
 #include <stdarg.h>
 #include <stdio.h>
+#include <string.h>
 #include <syslog.h>
 
 static const char* s_ident = nullptr;
@@ -20,11 +21,15 @@ void syslog(int priority, const char* format, ...)
 {
 	(void)priority;
 	if (s_ident)
-		fprintf(s_log_file, "%s", s_ident);
+		fprintf(s_log_file, "%s: ", s_ident);
 	va_list args;
 	va_start(args, format);
 	vfprintf(s_log_file, format, args);
 	va_end(args);
+
+	const size_t format_len = strlen(format);
+	if (format_len && format[format_len - 1] != '\n')
+		fputc('\n', s_log_file);
 }
 
 void closelog()