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3d9f090e70
Remove unused #define PERCENT_OF_SCREEN in MyWindow.h Move structures for dir.c to dirdefs.h where they are used Resolve S_CHAR vs S_CHARACTER in favor of S_CHARACTER and cleanup #defines Fix = vs == bug in FSDEBUG code in dir.c Eliminate duplicate/unused constant definitions in gcr.c Declare static internal function bytecmp in mkatom.c Update many source and include files to include headers for what they use
104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
/* $Id: setsout.c,v 1.3 1999/05/31 23:35:41 sybalsky Exp $ (C) Copyright Venue, All Rights Reserved
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*/
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/************************************************************************/
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/* */
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/* (C) Copyright 1989-95 Venue. All Rights Reserved. */
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/* Manufactured in the United States of America. */
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/* */
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/************************************************************************/
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#include "version.h"
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/*
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* setsout.c
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*/
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/************************************************************************/
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/* */
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/* S E T S Y S O U T */
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/* */
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/* */
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/************************************************************************/
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#include <errno.h> // for errno
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#include <fcntl.h> // for open, O_RDWR
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#include <stdio.h> // for perror, printf, sprintf, SEEK_SET, NULL
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#include <stdlib.h> // for exit, strtol
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#include <unistd.h> // for lseek, close, read, write
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#ifdef BYTESWAP
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#include "byteswapdefs.h" // for word_swap_page
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#endif
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#include "ifpage.h" // for IFPAGE
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#include "lspglob.h"
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#include "lsptypes.h"
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#define IFPAGE_ADDRESS 512
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#define MBYTE 0x100000 /* 1 Mbyte */
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void set_sysout(int version, char *sysout_file_name);
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void set_sysout(int version, char *sysout_file_name) {
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int sysout; /* SysoutFile descriptor */
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IFPAGE ifpage; /* IFPAGE */
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char errmsg[255];
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/*
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* first read the IFPAGE(InterfacePage)
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*/
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/* open SysoutFile */
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sysout = open(sysout_file_name, O_RDWR);
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if (sysout == -1) {
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sprintf(errmsg, "sysout_loader: can't open sysout file: %s", sysout_file_name);
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perror(errmsg);
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exit(-1);
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}
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/* seek to IFPAGE */
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if (lseek(sysout, IFPAGE_ADDRESS, SEEK_SET) == -1) {
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perror("sysout_loader: can't seek to IFPAGE");
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exit(-1);
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}
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/* reads IFPAGE into scratch_page */
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if (read(sysout, &ifpage, sizeof(IFPAGE)) == -1) {
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perror("sysout_loader: can't read IFPAGE");
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exit(-1);
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}
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#ifdef BYTESWAP
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word_swap_page((unsigned short *)&ifpage, (3 + sizeof(IFPAGE)) / 4);
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#endif
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ifpage.lversion = version;
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ifpage.minbversion = version;
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/* seek to IFPAGE */
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if (lseek(sysout, IFPAGE_ADDRESS, SEEK_SET) == -1) {
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perror("sysout_loader: can't seek to IFPAGE");
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exit(-1);
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}
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/* reads IFPAGE into scratch_page */
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if (write(sysout, &ifpage, sizeof(IFPAGE)) == -1) {
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perror("Can't write IFPAGE");
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exit(-1);
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}
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close(sysout);
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printf("%d", ifpage.minbversion);
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}
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int main(int argc, char **argv) {
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int version;
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if (argc < 3) {
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printf("setsysout version sysout-name\n");
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return (-1);
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}
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errno = 0;
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version = (int)strtol(argv[1], (char **)NULL, 10);
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if (errno || version <= 0) {
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printf("version must be an integer > 0.\n");
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return (-1);
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}
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set_sysout(version, argv[2]);
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exit(0);
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}
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