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/* SCCS Id: @(#)version.c 3.4 2003/12/06 */
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* NetHack may be freely redistributed. See license for details. */
#include "hack.h"
#include "date.h"
/*
* All the references to the contents of patchlevel.h have been moved
* into makedefs....
*/
#ifdef SHORT_FILENAMES
#include "patchlev.h"
#else
#include "patchlevel.h"
#endif
/* #define BETA_INFO "" */ /* "[ beta n]" */
/* fill buffer with short version (so caller can avoid including date.h) */
char *
version_string(buf)
char *buf;
{
return strcpy(buf, VERSION_STRING);
}
/* fill and return the given buffer with the long nethack version string */
char *
getversionstring(buf)
char *buf;
{
Strcpy(buf, VERSION_ID);
#if defined(BETA) && defined(BETA_INFO)
Sprintf(eos(buf), " %s", BETA_INFO);
#endif
#if defined(RUNTIME_PORT_ID)
append_port_id(buf);
#endif
return buf;
}
int
doversion()
{
char buf[BUFSZ];
pline("%s", getversionstring(buf));
return 0;
}
int
doextversion()
{
display_file_area(NH_OPTIONS_USED_AREA, NH_OPTIONS_USED, TRUE);
return 0;
}
#ifdef MICRO
boolean
comp_times(filetime)
long filetime;
{
return((boolean)(filetime < BUILD_TIME));
}
#endif
boolean
check_version(version_data, filename, complain)
struct version_info *version_data;
const char *filename;
boolean complain;
{
if (
#ifdef VERSION_COMPATIBILITY
version_data->incarnation < VERSION_COMPATIBILITY ||
version_data->incarnation > VERSION_NUMBER
#else
version_data->incarnation != VERSION_NUMBER
#endif
) {
if (complain)
pline("Version mismatch for file \"%s\".", filename);
return FALSE;
} else if (
#ifndef IGNORED_FEATURES
version_data->feature_set != VERSION_FEATURES ||
#else
(version_data->feature_set & ~IGNORED_FEATURES) !=
(VERSION_FEATURES & ~IGNORED_FEATURES) ||
#endif
version_data->entity_count != VERSION_SANITY1 ||
version_data->struct_sizes != VERSION_SANITY2) {
if (complain)
pline("Configuration incompatibility for file \"%s\".",
filename);
return FALSE;
}
return TRUE;
}
/* this used to be based on file date and somewhat OS-dependant,
but now examines the initial part of the file's contents */
boolean
uptodate(fd, name)
int fd;
const char *name;
{
int rlen;
struct version_info vers_info;
boolean verbose = name ? TRUE : FALSE;
rlen = read(fd, (genericptr_t) &vers_info, sizeof vers_info);
minit(); /* ZEROCOMP */
if (rlen == 0) {
if (verbose) {
pline("File \"%s\" is empty?", name);
wait_synch();
}
return FALSE;
}
if (!check_version(&vers_info, name, verbose)) {
if (verbose) wait_synch();
return FALSE;
}
return TRUE;
}
void
store_version(fd)
int fd;
{
const static struct version_info version_data = {
VERSION_NUMBER, VERSION_FEATURES,
VERSION_SANITY1, VERSION_SANITY2
};
bufoff(fd);
/* bwrite() before bufon() uses plain write() */
bwrite(fd,(genericptr_t)&version_data,(unsigned)(sizeof version_data));
bufon(fd);
return;
}
#ifdef AMIGA
const char amiga_version_string[] = AMIGA_VERSION_STRING;
#endif
unsigned long
get_feature_notice_ver(str)
char *str;
{
char buf[BUFSZ];
int ver_maj, ver_min, patch;
char *istr[3];
int j = 0;
if (!str) return 0L;
str = strcpy(buf, str);
istr[j] = str;
while (*str) {
if (*str == '.') {
*str++ = '\0';
j++;
istr[j] = str;
if (j == 2) break;
} else if (index("0123456789", *str) != 0) {
str++;
} else
return 0L;
}
if (j != 2) return 0L;
ver_maj = atoi(istr[0]);
ver_min = atoi(istr[1]);
patch = atoi(istr[2]);
return FEATURE_NOTICE_VER(ver_maj,ver_min,patch);
/* macro from hack.h */
}
unsigned long
get_current_feature_ver()
{
return FEATURE_NOTICE_VER(VERSION_MAJOR,VERSION_MINOR,PATCHLEVEL);
}
/*version.c*/
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