Source:SLASH'EM 0.0.7E7F2/version.c

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1.   /*	SCCS Id: @(#)version.c	3.4	2003/12/06	*/ 2.   /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 3.    /* NetHack may be freely redistributed. See license for details. */ 4.     5.    #include "hack.h"  6.    #include "date.h"  7.    /* 8.    * All the references to the contents of patchlevel.h have been moved 9.    * into makedefs....  10. */ 11.   #ifdef SHORT_FILENAMES 12.  #include "patchlev.h"  13. #else 14.  #include "patchlevel.h"  15. #endif 16.   17.   /* #define BETA_INFO "" */	/* "[ beta n]" */ 18.   19.   /* fill buffer with short version (so caller can avoid including date.h) */ 20.  char * 21.  version_string(buf) 22.  char *buf; 23.  {  24.   	return strcpy(buf, VERSION_STRING); 25.  }  26.    27.   /* fill and return the given buffer with the long nethack version string */ 28.  char * 29.  getversionstring(buf) 30.  char *buf; 31.  {  32.   	Strcpy(buf, VERSION_ID); 33.  #if defined(BETA) && defined(BETA_INFO) 34.  	Sprintf(eos(buf), " %s", BETA_INFO); 35.  #endif 36.  #if defined(RUNTIME_PORT_ID) 37.  	append_port_id(buf); 38.  #endif 39.  	return buf; 40.  }  41.    42.   int 43.  doversion 44.  {  45.   	char buf[BUFSZ]; 46.   47.   	pline("%s", getversionstring(buf)); 48.  	return 0; 49.  }  50.    51.   int 52.  doextversion 53.  {  54.   	display_file_area(NH_OPTIONS_USED_AREA, NH_OPTIONS_USED, TRUE); 55.  	return 0; 56.  }  57.    58.   #ifdef MICRO 59.  boolean 60.  comp_times(filetime) 61.  long filetime; 62.  {  63.   	return((boolean)(filetime < BUILD_TIME)); 64.  }  65.   #endif 66.   67.   boolean 68.  check_version(version_data, filename, complain) 69.  struct version_info *version_data; 70.  const char *filename; 71.  boolean complain; 72.  {  73.   	if (  74.   #ifdef VERSION_COMPATIBILITY  75.   	    version_data->incarnation < VERSION_COMPATIBILITY ||  76.   	    version_data->incarnation > VERSION_NUMBER  77.   #else  78.   	    version_data->incarnation != VERSION_NUMBER  79.   #endif  80.   	  ) { 81.  	    if (complain) 82.  		pline("Version mismatch for file \"%s\".", filename); 83.  	    return FALSE; 84.  	} else if (  85.   #ifndef IGNORED_FEATURES  86.   		   version_data->feature_set != VERSION_FEATURES ||  87.   #else  88.   		   (version_data->feature_set & ~IGNORED_FEATURES) !=  89.   			  (VERSION_FEATURES & ~IGNORED_FEATURES) ||  90.   #endif  91.   		   version_data->entity_count != VERSION_SANITY1 ||  92.   		   version_data->struct_sizes != VERSION_SANITY2) { 93.  	    if (complain) 94.  		pline("Configuration incompatibility for file \"%s\".",  95.   		      filename); 96.  	    return FALSE; 97.  	}  98.   	return TRUE; 99.  }  100.   101.  /* this used to be based on file date and somewhat OS-dependant, 102.    but now examines the initial part of the file's contents */ 103. boolean 104. uptodate(fd, name) 105. int fd; 106. const char *name; 107. {  108.      int rlen; 109.     struct version_info vers_info; 110.     boolean verbose = name ? TRUE : FALSE; 111.  112.      rlen = read(fd, (genericptr_t) &vers_info, sizeof vers_info); 113.     minit;		/* ZEROCOMP */ 114.     if (rlen == 0) { 115. 	if (verbose) { 116. 	    pline("File \"%s\" is empty?", name); 117. 	    wait_synch; 118. 	}  119.  	return FALSE; 120.     }  121.      if (!check_version(&vers_info, name, verbose)) { 122. 	if (verbose) wait_synch; 123. 	return FALSE; 124.     }  125.      return TRUE; 126. }  127.   128.  void 129. store_version(fd) 130. int fd; 131. {  132.  	const static struct version_info version_data = { 133. 			VERSION_NUMBER, VERSION_FEATURES, 134. 			VERSION_SANITY1, VERSION_SANITY2 135. 	};  136.   137.  	bufoff(fd); 138. 	/* bwrite before bufon uses plain write */ 139. 	bwrite(fd,(genericptr_t)&version_data,(unsigned)(sizeof version_data)); 140. 	bufon(fd); 141. 	return; 142. }  143.   144.  #ifdef AMIGA 145. const char amiga_version_string[] = AMIGA_VERSION_STRING; 146. #endif 147.  148.  unsigned long 149. get_feature_notice_ver(str) 150. char *str; 151. {  152.  	char buf[BUFSZ]; 153. 	int ver_maj, ver_min, patch; 154. 	char *istr[3]; 155. 	int j = 0; 156.  157.  	if (!str) return 0L; 158. 	str = strcpy(buf, str); 159. 	istr[j] = str; 160. 	while (*str) { 161. 		if (*str == '.') { 162. 			*str++ = '\0'; 163. 			j++; 164. 			istr[j] = str; 165. 			if (j == 2) break; 166. 		} else if (index("0123456789", *str) != 0) { 167. 			str++; 168. 		} else 169. 			return 0L; 170. 	}  171.  	if (j != 2) return 0L; 172. 	ver_maj = atoi(istr[0]); 173. 	ver_min = atoi(istr[1]); 174. 	patch = atoi(istr[2]); 175. 	return FEATURE_NOTICE_VER(ver_maj,ver_min,patch); 176. 	/* macro from hack.h */ 177. }  178.   179.  unsigned long 180. get_current_feature_ver 181. {  182.  	return FEATURE_NOTICE_VER(VERSION_MAJOR,VERSION_MINOR,PATCHLEVEL); 183. }  184.   185.  /*version.c*/