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add minimal logging framework

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This commit is contained in:
Lennart Poettering 2010-01-20 19:18:52 +01:00
parent 6a66a1af45
commit 5899f3b7f6
3 changed files with 62 additions and 1 deletions
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2
Makefile
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@ -1,7 +1,7 @@
CFLAGS=-Wall -Wextra -O0 -g -pipe -D_GNU_SOURCE -fdiagnostics-show-option -Wno-unused-parameter
LIBS=-lrt
COMMON=name.o util.o set.o hashmap.o strv.o job.o manager.o conf-parser.o load-fragment.o socket-util.c
COMMON=name.o util.o set.o hashmap.o strv.o job.o manager.o conf-parser.o load-fragment.o socket-util.o log.o
all: systemd test-engine

38
log.c Normal file
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@ -0,0 +1,38 @@
/*-*- Mode: C; c-basic-offset: 8 -*-*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdarg.h>
#include <stdio.h>
#include "log.h"
void log_meta(
int level,
const char*file,
int line,
const char *func,
const char *format, ...) {
const char *prefix, *suffix;
va_list ap;
if (LOG_PRI(level) <= LOG_ERR) {
prefix = "\x1B[1;31m";
suffix = "\x1B[0m";
} else {
prefix = "";
suffix = "";
}
va_start(ap, format);
fprintf(stderr, "(%s:%u) %s", file, line, prefix);
vfprintf(stderr, format, ap);
fprintf(stderr, "%s\n", suffix);
va_end(ap);
}

23
log.h Normal file
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/*-*- Mode: C; c-basic-offset: 8 -*-*/
#ifndef foologhfoo
#define foologhfoo
#include <syslog.h>
#include "macro.h"
void log_meta(
int level,
const char*file,
int line,
const char *func,
const char *format, ...) __printf_attr(5,6);
#define log_debug(...) log_meta(LOG_DEBUG, __FILE__, __LINE__, __func__, __VA_ARGS__)
#define log_info(...) log_meta(LOG_INFO, __FILE__, __LINE__, __func__, __VA_ARGS__)
#define log_notice(...) log_meta(LOG_NOTICE, __FILE__, __LINE__, __func__, __VA_ARGS__)
#define log_warning(...) log_meta(LOG_WARNING, __FILE__, __LINE__, __func__, __VA_ARGS__)
#define log_error(...) log_meta(LOG_ERR, __FILE__, __LINE__, __func__, __VA_ARGS__)
#endif