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/*
* FreeBSD.h for gcl 1.1
*
* Ported by Jeffrey Hsu (hsu@freebsd.org).
* Looked at previous versions by Hsu, Werkowsksi, Tobin, and Mogart.
*
*/
#include "bsd.h"
#undef LD_COMMAND
#define LD_COMMAND(command,main,start,input,ldarg,output) \
sprintf(command, "ld -dc -N -x -A %s -T %x %s %s -o %s", \
main,start,input,ldarg,output)
#define ADDITIONAL_FEATURES \
ADD_FEATURE("386BSD");\
ADD_FEATURE("FreeBSD");\
ADD_FEATURE("CLX-LITTLE-ENDIAN");
#define I386
#define IEEEFLOAT
/* we don't need to worry about zeroing fp->_base, to prevent what??? */
#define FCLOSE_SETBUF_OK
#undef HAVE_XDR
#define USE_ATT_TIME
#undef LISTEN_FOR_INPUT
#define LISTEN_FOR_INPUT(fp) \
if ((fp)->_r <=0 && (c=0, ioctl((fp)->_file, FIONREAD, &c), c<=0)) \
return(FALSE)
#ifdef IN_GBC
#include <sys/types.h>
#endif
#define DATA_BEGIN (char *) N_DATADDR(header);
#define A_TEXT_OFFSET(x) (sizeof (struct exec))
#define A_TEXT_SEEK(hdr) (N_TXTOFF(hdr) + A_TEXT_OFFSET(hdr))
#define start_of_data() &etext
#define start_of_text() ((char *)(sizeof(struct exec) + getpagesize()))
#define UNIXSAVE "unexec.c"
#ifdef UNIXSAVE
extern char *etext;
#endif
#define RELOC_FILE "rel_sun3.c" /* for SFASL - enabled in bsd.h */
#ifdef CLOCKS_PER_SEC
#define HZ CLOCKS_PER_SEC
#else
#define HZ 128
#endif
#define ss_base ss_sp
/* begin for GC */
#define PAGEWIDTH 12 /* i386 sees 4096 byte pages */
/* end for GC */
#define SIG_STACK_SIZE (SIGSTKSZ/sizeof(double))
#define SETUP_SIG_STACK \
{ \
static struct sigaltstack estack; \
estack.ss_sp = estack_buf; \
estack.ss_size = SIGSTKSZ; \
estack.ss_flags = 0; \
if (sigaltstack(&estack, 0) < 0) \
perror("sigaltstack"); \
}
#define INSTALL_SEGMENTATION_CATCHER \
(void) gcl_signal(SIGSEGV, segmentation_catcher); \
(void) gcl_signal(SIGBUS, segmentation_catcher)
/*
* The next two defines are for SGC,
* one of which needs to go in cmpinclude.h.
*/
#define SIGPROTV SIGBUS
/* Begin for cmpinclude */
#define SGC /* can mprotect pages and so selective gc will work */
#define HAVE_ALLOCA
/* End for cmpinclude */
#if defined(IN_UNIXTIME)
# include <time.h>
#endif
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