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-rw-r--r--conf.c3
-rw-r--r--log.c14
-rw-r--r--log.h7
-rw-r--r--tap.c6
4 files changed, 12 insertions, 18 deletions
diff --git a/conf.c b/conf.c
index 37f25d6..0e512f4 100644
--- a/conf.c
+++ b/conf.c
@@ -1064,9 +1064,6 @@ static void conf_ugid(char *runas, uid_t *uid, gid_t *gid)
if ((fd = open("/proc/self/uid_map", O_RDONLY | O_CLOEXEC)) < 0) {
die("Can't determine if we're in init namespace: %s",
strerror(errno));
-
- /* Silence cppcheck's invalidFunctionArg for 'fd' in read() */
- return;
}
if (read(fd, buf, BUFSIZ) != sizeof(root_uid_map) ||
diff --git a/log.c b/log.c
index bfde6ce..d2f08fa 100644
--- a/log.c
+++ b/log.c
@@ -46,7 +46,7 @@ int log_trace; /* --trace mode enabled */
#define BEFORE_DAEMON (setlogmask(0) == LOG_MASK(LOG_EMERG))
-#define logfn(name, level, doexit) \
+#define logfn(name, level) \
void name(const char *format, ...) { \
struct timespec tp; \
va_list args; \
@@ -75,9 +75,6 @@ void name(const char *format, ...) { \
if (format[strlen(format)] != '\n') \
fprintf(stderr, "\n"); \
} \
- \
- if (doexit) \
- exit(EXIT_FAILURE); \
}
/* Prefixes for log file messages, indexed by priority */
@@ -90,11 +87,10 @@ const char *logfile_prefix[] = {
" ", /* LOG_DEBUG */
};
-logfn(die, LOG_ERR, 1)
-logfn(err, LOG_ERR, 0)
-logfn(warn, LOG_WARNING, 0)
-logfn(info, LOG_INFO, 0)
-logfn(debug,LOG_DEBUG, 0)
+logfn(err, LOG_ERR)
+logfn(warn, LOG_WARNING)
+logfn(info, LOG_INFO)
+logfn(debug,LOG_DEBUG)
/**
* trace_init() - Set log_trace depending on trace (debug) mode
diff --git a/log.h b/log.h
index d4e9d85..d4ea141 100644
--- a/log.h
+++ b/log.h
@@ -10,12 +10,17 @@
#define LOGFILE_CUT_RATIO 30 /* When full, cut ~30% size */
#define LOGFILE_SIZE_MIN (5UL * MAX(BUFSIZ, PAGE_SIZE))
-void die(const char *format, ...);
void err(const char *format, ...);
void warn(const char *format, ...);
void info(const char *format, ...);
void debug(const char *format, ...);
+#define die(...) \
+ do { \
+ err(__VA_ARGS__); \
+ exit(EXIT_FAILURE); \
+ } while (0)
+
extern int log_trace;
void trace_init(int enable);
#define trace(...) \
diff --git a/tap.c b/tap.c
index d6f962e..88eed88 100644
--- a/tap.c
+++ b/tap.c
@@ -1037,13 +1037,9 @@ static void tap_sock_unix_init(struct ctx *c)
snprintf(path, UNIX_PATH_MAX - 1, UNIX_SOCK_PATH, i);
ex = socket(AF_UNIX, SOCK_STREAM | SOCK_NONBLOCK, 0);
- if (ex < 0) {
+ if (ex < 0)
die("UNIX domain socket check: %s", strerror(errno));
- /* Silence cppcheck's invalidFunctionArg for 'ex' */
- return;
- }
-
ret = connect(ex, (const struct sockaddr *)&addr, sizeof(addr));
if (!ret || (errno != ENOENT && errno != ECONNREFUSED &&
errno != EACCES)) {