/
log.c
97 lines (79 loc) · 1.87 KB
/
log.c
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#include "imconfig.h"
#include "log.h"
#include <stdlib.h>
#define DTBUFF 50
#define DATABUFF DTBUFF+3+10+1+5+1+1
static int log_level = 0;
static FILE *lg_file = NULL;
static char *date_format = "%Y/%m/%d %H:%M:%S";
static char date_buffer[DTBUFF];
static char data_buffer[DATABUFF];
#ifdef IMAGER_LOG
/*
* Logging is active
*/
void
i_init_log(const char* name,int level) {
log_level = level;
if (level < 0) {
lg_file = NULL;
} else {
if (name == NULL) {
lg_file = stderr;
} else {
if (NULL == (lg_file = fopen(name, "w+")) ) {
fprintf(stderr,"Cannot open file '%s'\n",name);
exit(2);
}
}
}
setvbuf(lg_file, NULL, _IONBF, BUFSIZ);
mm_log((0,"Imager - log started (level = %d)\n", level));
}
void
i_fatal(int exitcode,const char *fmt, ... ) {
va_list ap;
time_t timi;
struct tm *str_tm;
if (lg_file != NULL) {
timi = time(NULL);
str_tm = localtime(&timi);
if ( strftime(date_buffer, DTBUFF, date_format, str_tm) )
fprintf(lg_file,"[%s] ",date_buffer);
va_start(ap,fmt);
vfprintf(lg_file,fmt,ap);
va_end(ap);
}
exit(exitcode);
}
#else
/*
* Logging is inactive - insert dummy functions
*/
void i_init_log(const char* name,int onoff) {}
void i_fatal(int exitcode,const char *fmt, ... ) { exit(exitcode); }
#endif
void
i_loog(int level,const char *fmt, ... ) {
va_list ap;
if (level > log_level) return;
if (lg_file != NULL) {
fputs(data_buffer, lg_file);
fprintf(lg_file, "%3d: ",level);
va_start(ap,fmt);
vfprintf(lg_file, fmt, ap);
fflush(lg_file);
va_end(ap);
}
}
void
i_lhead(const char *file, int line) {
time_t timi;
struct tm *str_tm;
if (lg_file != NULL) {
timi = time(NULL);
str_tm = localtime(&timi);
strftime(date_buffer, DTBUFF, date_format, str_tm);
sprintf(data_buffer, "[%s] %10s:%-5d ", date_buffer, file, line);
}
}