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-rw-r--r--src/verbose.c79
-rw-r--r--src/verbose.h44
2 files changed, 63 insertions, 60 deletions
diff --git a/src/verbose.c b/src/verbose.c
index 82de177..a91aeb1 100644
--- a/src/verbose.c
+++ b/src/verbose.c
@@ -1,5 +1,5 @@
/*
- Copyright 2016 IoT.bzh
+ Copyright (C) 2016 "IoT.bzh"
author: José Bollo <jose.bollo@iot.bzh>
@@ -16,15 +16,44 @@
limitations under the License.
*/
-#include "verbose.h"
-
-#if !defined(VERBOSE_WITH_SYSLOG)
-
#include <stdio.h>
#include <stdarg.h>
+#include "verbose.h"
+
int verbosity = 1;
+#define LEVEL(x) ((x) < 0 ? 0 : (x) > 7 ? 7 : (x))
+
+#if defined(VERBOSE_WITH_SYSLOG)
+
+#include <syslog.h>
+
+void vverbose(int level, const char *file, int line, const char *fmt, va_list args)
+{
+ char *p;
+
+ if (file == NULL || vasprintf(&p, fmt, args) < 0)
+ vsyslog(level, fmt, args);
+ else {
+ syslog(LEVEL(level), "%s [%s:%d]", p, file, line);
+ free(p);
+ }
+}
+
+void verbose_set_name(const char *name, int authority)
+{
+ openlog(name, LOG_PERROR, authority ? LOG_AUTH : LOG_USER);
+}
+
+#else
+
+#include <unistd.h>
+
+static const char *appname;
+
+static int appauthority;
+
static const char *prefixes[] = {
"<0> EMERGENCY",
"<1> ALERT",
@@ -36,32 +65,32 @@ static const char *prefixes[] = {
"<7> DEBUG"
};
-void verbose(int level, const char *file, int line, const char *fmt, ...)
+void vverbose(int level, const char *file, int line, const char *fmt, va_list args)
{
- va_list ap;
-
- fprintf(stderr, "%s: ", prefixes[level < 0 ? 0 : level > 7 ? 7 : level]);
- va_start(ap, fmt);
- vfprintf(stderr, fmt, ap);
- va_end(ap);
- fprintf(stderr, " [%s:%d]\n", file, line);
+ int tty = isatty(fileno(stderr));
+
+ fprintf(stderr, "%s: ", prefixes[LEVEL(level)] + (tty ? 4 : 0));
+ vfprintf(stderr, fmt, args);
+ if (file != NULL && (!tty || verbosity >5))
+ fprintf(stderr, " [%s:%d]\n", file, line);
+ else
+ fprintf(stderr, "\n");
}
-#endif
-
-#if defined(VERBOSE_WITH_SYSLOG) && !defined(NDEBUG)
-
-int verbosity = 1;
-
-#endif
-
-#if defined(VERBOSE_WITH_SYSLOG) && defined(NDEBUG)
-
-void verbose_error(const char *file, int line)
+void verbose_set_name(const char *name, int authority)
{
- syslog(LOG_ERR, "error file %s line %d", file, line);
+ appname = name;
+ appauthority = authority;
}
#endif
+void verbose(int level, const char *file, int line, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ vverbose(level, file, line, fmt, ap);
+ va_end(ap);
+}
diff --git a/src/verbose.h b/src/verbose.h
index ccd8eaf..7e10d25 100644
--- a/src/verbose.h
+++ b/src/verbose.h
@@ -1,5 +1,5 @@
/*
- Copyright 2016 IoT.bzh
+ Copyright (C) 2016 "IoT.bzh"
author: José Bollo <jose.bollo@iot.bzh>
@@ -18,45 +18,19 @@
#pragma once
-#if !defined(VERBOSE_WITH_SYSLOG)
+#include <stdarg.h>
- extern int verbosity;
- extern void verbose(int level, const char *file, int line, const char *fmt, ...);
+extern int verbosity;
+
+extern void verbose_set_name(const char *name, int authority);
+extern void verbose(int level, const char *file, int line, const char *fmt, ...) __attribute__((format(printf, 4, 5)));
+extern void vverbose(int level, const char *file, int line, const char *fmt, va_list args);
# define ERROR(...) do{if(verbosity>=0)verbose(3,__FILE__,__LINE__,__VA_ARGS__);}while(0)
# define WARNING(...) do{if(verbosity>=1)verbose(4,__FILE__,__LINE__,__VA_ARGS__);}while(0)
# define NOTICE(...) do{if(verbosity>=1)verbose(5,__FILE__,__LINE__,__VA_ARGS__);}while(0)
# define INFO(...) do{if(verbosity>=2)verbose(6,__FILE__,__LINE__,__VA_ARGS__);}while(0)
# define DEBUG(...) do{if(verbosity>=3)verbose(7,__FILE__,__LINE__,__VA_ARGS__);}while(0)
-# define LOGUSER(app) NOTICE("Starting user application %s",app)
-# define LOGAUTH(app) NOTICE("Starting auth application %s",app)
-
-#else /* VERBOSE_WITH_SYSLOG is defined */
-
-# include <syslog.h>
-
-# define LOGUSER(app) openlog(app,LOG_PERROR,LOG_USER)
-# define LOGAUTH(app) openlog(app,LOG_PERROR,LOG_AUTH)
-
-# if !defined(NDEBUG)
-
- extern int verbosity;
-# define ERROR(...) syslog(LOG_ERR,__VA_ARGS__)
-# define WARNING(...) do{if(verbosity)syslog(LOG_WARNING,__VA_ARGS__);}while(0)
-# define NOTICE(...) do{if(verbosity)syslog(LOG_NOTICE,__VA_ARGS__);}while(0)
-# define INFO(...) do{if(verbosity>1)syslog(LOG_INFO,__VA_ARGS__);}while(0)
-# define DEBUG(...) do{if(verbosity>2)syslog(LOG_DEBUG,__VA_ARGS__);}while(0)
-
-# else
-
- extern void verbose_error(const char *file, int line);
-# define ERROR(...) verbose_error(__FILE__,__LINE__)
-# define WARNING(...) do{/*nothing*/}while(0)
-# define NOTICE(...) do{/*nothing*/}while(0)
-# define INFO(...) do{/*nothing*/}while(0)
-# define DEBUG(...) do{/*nothing*/}while(0)
-
-# endif
-
-#endif
+# define LOGUSER(app) verbose_set_name(app,0)
+# define LOGAUTH(app) verbose_set_name(app,1)