ref: b402e6771bfad52a2d4170a090e2feaf753daa78
dir: /aacDECdrop/misc.c/
/* * function: Miscellaneous functions for aacDECdrop * * This program is distributed under the GNU General Public License, version 2. * A copy of this license is included with this source. * * Copyright (C) 2002 John Edwards */ #include <stdlib.h> #include <stdio.h> #include <string.h> #include <windows.h> #include "misc.h" static char *_filename; void (*error_handler)(const char *fmt, ...) = error_dialog; /* * Set the current input file name. */ void set_filename(char *filename) { _filename = filename; } /* * Display an error dialog, possibly adding system error information. */ void error_dialog(const char *fmt, ...) { va_list ap; char msgbuf[1024]; char *bufp = msgbuf; /* A really rough sanity check to protect against blatant buffer overrun */ if (strlen(fmt) > 750) { sprintf(msgbuf, "%s %s", "<buffer overflow> ", fmt); } else { if (_filename != NULL && strlen(_filename) < 255) { sprintf(msgbuf, "%s: ", _filename); bufp += strlen(msgbuf); } va_start(ap, fmt); vsprintf(bufp, fmt, ap); va_end(ap); if (errno != 0) { bufp = msgbuf + strlen(msgbuf); sprintf(bufp, " error is %s (%d)", strerror(errno), errno); errno = 0; } } MessageBox(NULL, msgbuf, "Error", 0); } void log_error(const char *fmt, ...) { va_list ap; FILE *fp; char msgbuf[1024]; char *bufp = msgbuf; /* A really rough sanity check to protect against blatant buffer overrun */ if (strlen(fmt) > 750) { sprintf(msgbuf, "%s %s", "<buffer overflow> ", fmt); } else { if (_filename != NULL && strlen(_filename) < 255) { sprintf(msgbuf, "%s : ", _filename); bufp += strlen(msgbuf); } va_start(ap, fmt); vsprintf(bufp, fmt, ap); va_end(ap); if (errno != 0) { bufp = msgbuf + strlen(msgbuf); sprintf(bufp, " error is: %s (%d)", strerror(errno), errno); errno = 0; } } va_start(ap, fmt); if ((fp = fopen("oggdrop.log", "a")) == (FILE *)NULL) return; fprintf(fp, "%s\n", msgbuf); fflush(fp); fclose(fp); va_end(ap); } void set_use_dialogs(int use_dialogs) { if (!use_dialogs) error_handler = error_dialog; else error_handler = log_error; } /******************************** end of misc.c ********************************/