103 lines
2.7 KiB
C
103 lines
2.7 KiB
C
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/*
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* Unix compatibility code. Takes care of some legacy code issues.
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*
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* Written by Ryan C. Gordon (icculus@clutteredmind.org)
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*
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* Please do NOT harrass Ken Silverman about any code modifications
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* (including this file) to BUILD.
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*/
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/*
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* "Build Engine & Tools" Copyright (c) 1993-1997 Ken Silverman
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* Ken Silverman's official web site: "http://www.advsys.net/ken"
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* See the included license file "BUILDLIC.TXT" for license info.
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* This file IS NOT A PART OF Ken Silverman's original release
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*/
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#ifndef PLATFORM_UNIX
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#error Please define PLATFORM_UNIX to use this code.
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <ctype.h>
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#include "unix_compat.h"
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/*
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256 byte table to assist in performing an
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algebraic shift right. These values represent
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all possible contributions of the sign bit
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when shifted by different values.
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*/
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const int hbits[64] =
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{
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x00000000,0x00000000,0x00000000,0x00000000,
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0x80000000,0xC0000000,0xE0000000,0xF0000000,
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0xF8000000,0xFC000000,0xFE000000,0xFF000000,
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0xFF800000,0xFFC00000,0xFFE00000,0xFFF00000,
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0xFFF80000,0xFFFC0000,0xFFFE0000,0xFFFF0000,
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0xFFFF8000,0xFFFFC000,0xFFFFE000,0xFFFFF000,
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0xFFFFF800,0xFFFFFC00,0xFFFFFE00,0xFFFFFF00,
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0xFFFFFF80,0xFFFFFFC0,0xFFFFFFE0,0xFFFFFFF0,
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0xFFFFFFF8,0xFFFFFFFC,0xFFFFFFFE,0xFFFFFFFF
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};
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#ifndef DC
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int stricmp(const char *x, const char *y)
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{
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int ux, uy;
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do
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{
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ux = toupper((int) *x);
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uy = toupper((int) *y);
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if (ux > uy)
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return(1);
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else if (ux < uy)
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return(-1);
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x++;
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y++;
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} while ((ux) && (uy));
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return(0);
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} /* stricmp */
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#endif /* DC */
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long filelength(int fhandle)
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{
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long retval = -1;
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struct stat stat_buf;
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if (fstat(fhandle, &stat_buf) == 0)
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retval = (long) stat_buf.st_size;
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return(retval);
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} /* filelength */
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/* !!! remove me later! */
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int _inp_handler(int port, char *source_file, int source_line)
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{
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fprintf(stderr, "inp(0x%X) call in %s, line %d.\n", port, source_file, source_line);
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return(0);
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} /* _inp_handler */
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/* !!! remove me later! */
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int _kinp_handler(int port, char *source_file, int source_line)
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{
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fprintf(stderr, "kinp(0x%X) call in %s, line %d.\n", port, source_file, source_line);
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return(0);
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} /* _kinp_handler */
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/* end of unix_compat.c ... */
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