source: MondoRescue/trunk/mondo/mondo/src/libmondo-msg.c@ 795

/* 
 * Function to handle mondorescue messages
 *
 * $Id: libmondo-msg.c 783 2006-08-31 15:09:20Z bruno $
 *
 */

#include "my-stuff.h"

extern int g_main_pid;
extern int g_buffer_pid;

/**
 * The default maximum level to log messages at or below.
 */
extern int g_loglevel;

/**
 * The standard log_debug_msg() (log_msg() also due to a macro). Writes some describing
 * information to the logfile.
 */
void log_debug_msg(int debug_level, const char *szFile,
                            const char *szFunction, int nLine,
                            const char *fmt, ...)
{
    va_list args;
    int i;
    static int depth = 0;
    FILE *fout;

    if (depth > 5) {
        depth--;
        return;
    }
    depth++;

    if (debug_level <= g_loglevel) {
        va_start(args, fmt);
        if (!(fout = fopen(MONDO_LOGFILE, "a"))) {
            return;
        }                       // fatal_error("Failed to openout to logfile - sheesh..."); }

        // add tabs to distinguish log levels
        if (debug_level > 0) {
            for (i = 1; i < debug_level; i++)
                fprintf(fout, "\t");
            if (getpid() == g_main_pid)
                fprintf(fout, "[Main] %s->%s#%d: ", szFile, szFunction,
                        nLine);
            else if (getpid() == g_buffer_pid && g_buffer_pid > 0)
                fprintf(fout, "[Buff] %s->%s#%d: ", szFile, szFunction,
                        nLine);
            else
                fprintf(fout, "[TH=%d] %s->%s#%d: ", getpid(), szFile,
                        szFunction, nLine);
        }
        vfprintf(fout, fmt, args);

        // do not slow down the progran if standard debug level
        // must be enabled: if no flush, the log won't be up-to-date if there
        // is a segfault
        //if (g_dwDebugLevel != 1)

        va_end(args);
        fprintf(fout, "\n");
        paranoid_fclose(fout);
    }
    depth--;
}