/*
- * Copyright (c) 1995, Index Data
+ * Copyright (c) 1995-2000, Index Data
* See the file LICENSE for details.
* Sebastian Hammer, Adam Dickmeiss
*
* $Log: log.c,v $
- * Revision 1.12 1997-05-01 15:08:14 adam
+ * Revision 1.24 2000-09-04 08:58:15 adam
+ * Added prefix yaz_ for most logging utility functions.
+ *
+ * Revision 1.23 2000/03/14 09:06:11 adam
+ * Added POSIX threads support for frontend server.
+ *
+ * Revision 1.22 2000/02/29 13:44:55 adam
+ * Check for config.h (currently not generated).
+ *
+ * Revision 1.21 2000/02/28 11:20:06 adam
+ * Using autoconf. New definitions: YAZ_BEGIN_CDECL/YAZ_END_CDECL.
+ *
+ * Revision 1.20 1999/11/30 13:47:12 adam
+ * Improved installation. Moved header files to include/yaz.
+ *
+ * Revision 1.19 1999/08/27 09:40:32 adam
+ * Renamed logf function to yaz_log. Removed VC++ project files.
+ *
+ * Revision 1.18 1998/10/28 10:27:00 adam
+ * New functions log_init_file, log_init_level, log_init_prefix.
+ *
+ * Revision 1.17 1997/12/09 16:11:02 adam
+ * Assume strerror is defined on Unixes as well. It's standard ANSI.
+ *
+ * Revision 1.16 1997/10/06 08:55:07 adam
+ * Changed log_init so that previous (if any) is closed.
+ *
+ * Revision 1.15 1997/09/29 07:13:13 adam
+ * Minor changes.
+ *
+ * Revision 1.14 1997/09/18 08:48:09 adam
+ * Fixed minor bug that caused log_init to ignore filename.
+ *
+ * Revision 1.13 1997/09/01 08:54:13 adam
+ * New windows NT/95 port using MSV5.0. Made prefix query handling
+ * thread safe. The function options ignores empty arguments when met.
+ *
+ * Revision 1.12 1997/05/01 15:08:14 adam
* Added log_mask_str_x routine.
*
* Revision 1.11 1996/02/05 12:24:32 adam
*
*/
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <stdarg.h>
#include <errno.h>
#include <time.h>
-#include <log.h>
+#include <yaz/log.h>
+
+#define HAS_STRERROR 1
+
+#if HAS_STRERROR
+
+#else
+char *strerror(int n)
+{
+ extern char *sys_errlist[];
+ return sys_errlist[n];
+}
+
+#endif
static int l_level = LOG_DEFAULT_LEVEL;
-static FILE *l_file = stderr;
+static FILE *l_file = NULL;
static char l_prefix[512] = "log";
static struct {
{ 0, NULL }
};
-#ifndef strerror
-
-char *strerror(int n)
+FILE *yaz_log_file(void)
{
- extern char *sys_errlist[];
- return sys_errlist[n];
+ if (!l_file)
+ l_file = stderr;
+ return l_file;
}
-#endif
-
-FILE *log_file(void)
+void yaz_log_init_file (const char *fname)
{
- return l_file;
+ FILE *new_file;
+ if (!l_file)
+ l_file = stderr;
+ if (!fname || !*fname)
+ return;
+ if (!(new_file = fopen(fname, "a")))
+ return;
+ if (l_file != stderr)
+ {
+ fclose (l_file);
+ }
+ setvbuf(new_file, 0, _IONBF, 0);
+ l_file = new_file;
}
-void log_init(int level, const char *prefix, const char *name)
+void yaz_log_init_level (int level)
{
l_level = level;
+}
+
+void yaz_log_init_prefix (const char *prefix)
+{
if (prefix && *prefix)
sprintf(l_prefix, "%.512s", prefix);
- if (!name || !*name || l_file != stderr)
- return;
- if (!(l_file = fopen(name, "a")))
- return;
- setvbuf(l_file, 0, _IONBF, 0);
+}
+
+void yaz_log_init(int level, const char *prefix, const char *fname)
+{
+ yaz_log_init_level (level);
+ yaz_log_init_prefix (prefix);
+ yaz_log_init_file (fname);
}
static void (*start_hook_func)(int, const char *, void *) = NULL;
-void *start_hook_info;
+static void *start_hook_info;
static void (*end_hook_func)(int, const char *, void *) = NULL;
-void *end_hook_info;
+static void *end_hook_info;
void log_event_start (void (*func)(int, const char *, void *), void *info)
{
end_hook_info = info;
}
-void logf(int level, const char *fmt, ...)
+void yaz_log(int level, const char *fmt, ...)
{
va_list ap;
char buf[4096], flags[1024];
if (!(level & l_level))
return;
+ if (!l_file)
+ l_file = stderr;
*flags = '\0';
for (i = 0; level && mask_names[i].name; i++)
if (mask_names[i].mask & level)
level -= mask_names[i].mask;
}
va_start(ap, fmt);
+#if HAVE_VSNPRINTF
+ vsnprintf(buf, sizeof(buf), fmt, ap);
+#else
vsprintf(buf, fmt, ap);
+#endif
if (o_level & LOG_ERRNO)
sprintf(buf + strlen(buf), " [%s]", strerror(errno));
if (start_hook_func)
(*end_hook_func)(o_level, buf, end_hook_info);
}
-int log_mask_str (const char *str)
+int yaz_log_mask_str (const char *str)
{
- return log_mask_str_x (str, LOG_DEFAULT_LEVEL);
+ return yaz_log_mask_str_x (str, LOG_DEFAULT_LEVEL);
}
-int log_mask_str_x (const char *str, int level)
+int yaz_log_mask_str_x (const char *str, int level)
{
const char *p;
int i;
level = atoi (str);
else
for (i = 0; mask_names[i].name; i++)
- if (strlen (mask_names[i].name) == p-str &&
+ if (strlen (mask_names[i].name) == (size_t) (p-str) &&
memcmp (mask_names[i].name, str, p-str) == 0)
{
if (mask_names[i].mask)