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#define IMAGER_NO_CONTEXT
#include "imageri.h"
#include "imconfig.h"
#include "log.h"
#include <stdlib.h>
#include <errno.h>
#include "imerror.h"
#ifdef IMAGER_LOG
#define DTBUFF 50
#define DATABUFF DTBUFF+3+10+1+5+1+1
#define LOG_DATE_FORMAT "%Y/%m/%d %H:%M:%S"
static i_mutex_t log_mutex;
static void
im_vloog(pIMCTX, int level, const char *fmt, va_list ap);
/*
* Logging is active
*/
int
im_init_log(pIMCTX, const char* name,int level) {
i_clear_error();
if (!log_mutex) {
log_mutex = i_mutex_new();
}
if (aIMCTX->lg_file) {
if (aIMCTX->own_log)
fclose(aIMCTX->lg_file);
aIMCTX->lg_file = NULL;
}
aIMCTX->log_level = level;
if (level < 0) {
aIMCTX->lg_file = NULL;
} else {
if (name == NULL) {
aIMCTX->lg_file = stderr;
aIMCTX->own_log = 0;
} else {
if (NULL == (aIMCTX->lg_file = fopen(name, "w+")) ) {
im_push_errorf(aIMCTX, errno, "Cannot open file '%s': (%d)", name, errno);
return 0;
}
aIMCTX->own_log = 1;
setvbuf(aIMCTX->lg_file, NULL, _IONBF, BUFSIZ);
}
}
if (aIMCTX->lg_file) {
im_log((aIMCTX, 0,"Imager - log started (level = %d)\n", level));
}
return aIMCTX->lg_file != NULL;
}
void
i_fatal(int exitcode,const char *fmt, ... ) {
va_list ap;
dIMCTX;
if (aIMCTX->lg_file != NULL) {
va_start(ap,fmt);
im_vloog(aIMCTX, 0, fmt, ap);
va_end(ap);
}
exit(exitcode);
}
void
im_fatal(pIMCTX, int exitcode,const char *fmt, ... ) {
va_list ap;
if (aIMCTX->lg_file != NULL) {
va_start(ap,fmt);
im_vloog(aIMCTX, 0, fmt, ap);
va_end(ap);
}
exit(exitcode);
}
/*
=item i_loog(level, format, ...)
=category Logging
This is an internal function called by the mm_log() macro.
=cut
*/
static void
im_vloog(pIMCTX, int level, const char *fmt, va_list ap) {
time_t timi;
struct tm *str_tm;
char date_buffer[DTBUFF];
if (!aIMCTX->lg_file || level > aIMCTX->log_level)
return;
i_mutex_lock(log_mutex);
timi = time(NULL);
str_tm = localtime(&timi);
strftime(date_buffer, DTBUFF, LOG_DATE_FORMAT, str_tm);
fprintf(aIMCTX->lg_file, "[%s] %10s:%-5d %3d: ", date_buffer,
aIMCTX->filename, aIMCTX->line, level);
vfprintf(aIMCTX->lg_file, fmt, ap);
fflush(aIMCTX->lg_file);
i_mutex_unlock(log_mutex);
}
void
i_loog(int level,const char *fmt, ... ) {
dIMCTX;
va_list ap;
if (!aIMCTX->lg_file || level > aIMCTX->log_level)
return;
va_start(ap,fmt);
im_vloog(aIMCTX, level, fmt, ap);
va_end(ap);
}
void
im_loog(pIMCTX, int level,const char *fmt, ... ) {
va_list ap;
if (!aIMCTX->lg_file || level > aIMCTX->log_level)
return;
va_start(ap,fmt);
im_vloog(aIMCTX, level, fmt, ap);
va_end(ap);
}
/*
=item i_lhead(file, line)
=category Logging
This is an internal function called by the mm_log() macro.
=cut
*/
void
im_lhead(pIMCTX, const char *file, int line) {
if (aIMCTX->lg_file != NULL) {
aIMCTX->filename = file;
aIMCTX->line = line;
}
}
void i_lhead(const char *file, int line) {
dIMCTX;
im_lhead(aIMCTX, file, line);
}
#else
/*
* Logging is inactive - insert dummy functions
*/
int im_init_log(pIMCTX, const char* name,int onoff) {
i_clear_error();
i_push_error(0, "Logging disabled");
return 0;
}
void i_fatal(int exitcode,const char *fmt, ... ) { exit(exitcode); }
void im_fatal(pIMCTX, int exitcode,const char *fmt, ... ) { exit(exitcode); }
void
i_loog(int level,const char *fmt, ... ) {
}
void
im_loog(pIMCTX, int level,const char *fmt, ... ) {
}
void
i_lhead(const char *file, int line) { }
void
im_lhead(pIMCTX, const char *file, int line) { }
#endif
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