====== logerror() ======

The **logerror()** function is used to output text to the standard ''error.log'' file (if the ''log'' option is enabled) and is also visible in a debugger error output window.

===== Syntax =====

==== Declaration ====

Declared in ''src/emu/mame.h'' as

<code|c>void CLIB_DECL logerror(const char *format, ...) ATTR_PRINTF(1,2);</code>

==== Parameters ====

  * ''*format'' -- Pointer to a ''const'' ''char'' with the text to be printed. Supports printf-style parameters.
  * ''%%...%%'' -- A list of variables that are referenced in the text.

==== Returns ====

Nothing.

===== Example =====

<code|c>logerror("port 0: pc = %4x\n", activecpu_get_pc());</code>

Will output

  port 0: pc = 023a

into the ''error.log'' file and the debugger error window.

===== See also =====

{{topic>reference +debug +log&list&nodate&nouser&notags}}

{{tag>reference mame debug log}}