xm-sco.h

来自「GCC编译器源代码」· C头文件 代码 · 共 26 行

/* Configuration for GCC for Intel i386 running SCO.  */

#include "i386/xm-sysv3.h"

/* On SCO 3.2.1, ldexp rejects values outside [0.5, 1). */

#define BROKEN_LDEXP

/* Big buffers improve performance.  */

#define IO_BUFFER_SIZE (0x8000 - 1024)

/* SCO has a very small ARG_MAX.  */
#define SMALL_ARG_MAX

#ifndef __GNUC__
/* The SCO compiler gets it wrong, and treats enumerated bitfields
   as signed quantities, making it impossible to use an 8-bit enum
   for compiling GNU C++.  */
#define ONLY_INT_FIELDS 1
#define CODE_FIELD_BUG 1
#endif

/* SCO lacks sys_siglist.  */
#define NO_SYS_SIGLIST