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/*
compat: Some compatibility functions. Basic standard C stuff, that may barely be above/around C89.
The mpg123 code is determined to keep it's legacy. A legacy of old, old UNIX.
copyright 2007-8 by the mpg123 project - free software under the terms of the LGPL 2.1
see COPYING and AUTHORS files in distribution or http://mpg123.org
initially written by Thomas Orgis
*/
#include "config.h"
#include "compat.h"
/* A safe realloc also for very old systems where realloc(NULL, size) returns NULL. */
void *safe_realloc(void *ptr, size_t size)
{
if(ptr
== NULL
) return malloc(size
);
}
#ifndef HAVE_STRERROR
{
extern int sys_nerr;
extern char *sys_errlist[];
return (errnum < sys_nerr) ? sys_errlist[errnum] : "";
}
#endif
#ifndef HAVE_STRDUP
char *strdup(const char *src)
{
char *dest;
return NULL;
else
}
#endif