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Line 34... Line 34...
34 
 *
 34 
 *
35 
 *  @(#)scores.c    8.1 (Berkeley) 5/31/93
 35 
 *  @(#)scores.c    8.1 (Berkeley) 5/31/93
36 
 */
 36 
 */
37 
 
 37 
 
38 
/** @addtogroup tetris
 38 
/** @addtogroup tetris
39 
 * @{
 39 
 * @{
40 
 */
 40 
 */
41 
/** @file
 41 
/** @file
42 
 */
 42 
 */
43 
 
 43 
 
44 
/*
 44 
/*
Line 46... Line 46...
46 
 * modified 22 January 1992, to limit the number of entries any one
 46 
 * modified 22 January 1992, to limit the number of entries any one
47 
 * person has.
 47 
 * person has.
48 
 *
 48 
 *
49 
 * Major whacks since then.
 49 
 * Major whacks since then.
50 
 */
 50 
 */
- 
 
 51 
 
51 
#include <errno.h>
 52 
#include <errno.h>
52 
/* #include <err.h> */
 - 
 
53 
/* #include <fcntl.h> */
 - 
 
54 
/* #include <pwd.h> */
 - 
 
55 
#include <stdio.h>
 53 
#include <stdio.h>
56 
/* #include <stdlib.h> */
 - 
 
57 
#include <string.h>
 54 
#include <string.h>
58 
#include <kbd/kbd.h>
 55 
#include <io/console.h>
59 
#include <kbd/keycode.h>
 56 
#include <io/keycode.h>
- 
 
 57 
#include <vfs/vfs.h>
60 
#include <stdlib.h>
 58 
#include <stdlib.h>
61 
/* #include <time.h> */
 59 
#include <fcntl.h>
62 
/* #include <term.h> */
 60 
#include <err.h>
63 
/* #include <unistd.h> */
 61 
#include <time.h>
64 
/* #include <sys/param.h> */
 - 
 
65 
/* #include <sys/stat.h> */
 - 
 
66 
/* #include <sys/types.h> */
 - 
 
67 
 
 62 
 
68 
#include "pathnames.h"
 - 
 
69 
#include "screen.h"
 63 
#include "screen.h"
70 
#include "tetris.h"
 64 
#include "tetris.h"
71 
#include "scores.h"
 65 
#include "scores.h"
72 
 
 66 
 
73 
/*
 67 
/*
Line 76... Line 70...
76 
 *
 70 
 *
77 
 * We also sometimes keep tabs on the "highest" score on each level.
 71 
 * We also sometimes keep tabs on the "highest" score on each level.
78 
 * As long as the scores are kept sorted, this is simply the first one at
 72 
 * As long as the scores are kept sorted, this is simply the first one at
79 
 * that level.
 73 
 * that level.
80 
 */
 74 
 */
81 
#define NUMSPOTS (MAXHISCORES + 1)
 - 
 
82 
#define NLEVELS (MAXLEVEL + 1)
 - 
 
83 
 
 75 
 
84 
/* static time_t now; */
 - 
 
85 
/* static int nscores; */
 76 
#define NUMSPOTS  (MAXHISCORES + 1)
86 
/* static int gotscores; */
 77 
#define NLEVELS   (MAXLEVEL + 1)
87 
/* static struct highscore scores[NUMSPOTS]; */
 - 
 
- 
 
 78 
 
88 
static struct highscore scores[NUMSPOTS];
 79 
static struct highscore scores[NUMSPOTS];
89 
 
 80 
 
90 
/* static int checkscores(struct highscore *, int); */
 81 
/** Copy from hiscore table score with index src to dest
- 
 
 82 
 *
- 
 
 83 
 */
91 
/* static int cmpscores(const void *, const void *); */
 84 
static void copyhiscore(int dest, int src)
- 
 
 85 
{
- 
 
 86 
    str_cpy(scores[dest].hs_name, STR_BOUNDS(MAXLOGNAME) + 1,
92 
/* static void getscores(FILE **); */
 87 
        scores[src].hs_name);
93 
/* static void printem(int, int, struct highscore *, int, const char *); */
 88 
    scores[dest].hs_score = scores[src].hs_score;
94 
/* static char *thisuser(void); */
 89 
    scores[dest].hs_level = scores[src].hs_level;
- 
 
 90 
}
95 
 
 91 
 
96 
void showscores(int firstgame)
 92 
void showscores(int firstgame)
97 
{
 93 
{
98 
    int i;
 94 
    int i;
99 
   
 95 
   
100 
    clear_screen();
 96 
    clear_screen();
101 
    moveto(10, 0);
 97 
    moveto(10, 0);
102 
    printf("\tRank \tLevel \tName\t                     points\n");
 98 
    printf("\tRank \tLevel \tName\t                     points\n");
103 
    printf("\t========================================================\n");
 99 
    printf("\t========================================================\n");
- 
 
 100 
   
104 
    for (i = 0; i < NUMSPOTS - 1; i++) {
 101 
    for (i = 0; i < NUMSPOTS - 1; i++)
- 
 
 102 
        printf("\t%6d %6d %-16s %20d\n",
105 
        printf("\t%6d %6d %-16s %20d\n", i+1, scores[i].hs_level, scores[i].hs_name, scores[i].hs_score);
 103 
            i + 1, scores[i].hs_level, scores[i].hs_name, scores[i].hs_score);
106 
    }
 104 
   
107 
    if (!firstgame) {
 105 
    if (!firstgame) {
108 
        printf("\t========================================================\n");
 106 
        printf("\t========================================================\n");
- 
 
 107 
        printf("\t  Last %6d %-16s %20d\n",
109 
        printf("\t  Last %6d %-16s %20d\n", scores[NUMSPOTS - 1].hs_level, scores[NUMSPOTS - 1].hs_name, scores[NUMSPOTS - 1].hs_score);
 108 
            scores[NUMSPOTS - 1].hs_level, scores[NUMSPOTS - 1].hs_name, scores[NUMSPOTS - 1].hs_score);
110 
    }
 109 
    }
- 
 
 110 
   
111 
    printf("\n\n\n\n\tPress any key to return to main menu.");
 111 
    printf("\n\n\n\n\tPress any key to return to main menu.");
112 
    getchar();
 112 
    getchar();
113 
}
 113 
}
114 
 
 114 
 
115 
/** Copy from hiscore table score with index src to dest
 - 
 
116 
 *
 - 
 
117 
 */
 - 
 
118 
static void copyhiscore(int dest, int src)
 - 
 
119 
{
 - 
 
120 
    str_cpy(scores[dest].hs_name, STR_BOUNDS(MAXLOGNAME) + 1,
 - 
 
121 
        scores[src].hs_name);
 - 
 
122 
    scores[dest].hs_score = scores[src].hs_score;  
 - 
 
123 
    scores[dest].hs_level = scores[src].hs_level;
 - 
 
124 
}
 - 
 
125 
 
 - 
 
126 
void insertscore(int score, int level)
 115 
void insertscore(int score, int level)
127 
{
 116 
{
- 
 
 117 
    int i;
128 
    int i,j;
 118 
    int j;
129 
    size_t off;
 119 
    size_t off;
130 
    kbd_event_t ev;
 120 
    console_event_t ev;
131 
   
 121 
   
132 
    clear_screen();
 122 
    clear_screen();
133 
    moveto(10 , 10);
 123 
    moveto(10, 10);
134 
    puts("Insert your name: ");
 124 
    puts("Insert your name: ");
135 
    str_cpy(scores[NUMSPOTS - 1].hs_name, STR_BOUNDS(MAXLOGNAME) + 1,
 125 
    str_cpy(scores[NUMSPOTS - 1].hs_name, STR_BOUNDS(MAXLOGNAME) + 1,
136 
        "Player");
 126 
        "Player");
- 
 
 127 
    i = 6;
137 
    i = 6; off = 6;
 128 
    off = 6;
138 
 
 129 
   
139 
    moveto(10 , 28);
 130 
    moveto(10 , 28);
140 
    printf("%s%.*s",scores[NUMSPOTS - 1].hs_name,MAXLOGNAME-i,"........................................");
 131 
    printf("%s%.*s", scores[NUMSPOTS - 1].hs_name, MAXLOGNAME-i,
- 
 
 132 
        "........................................");
141 
 
 133 
   
142 
    while (1) {
 134 
    while (1) {
143 
        fflush(stdout);
 135 
        fflush(stdout);
144 
        if (kbd_get_event(&ev) != EOK)
 136 
        if (!console_get_event(fphone(stdin), &ev))
145 
            exit(1);
 137 
            exit(1);
146 
 
 138 
       
147 
        if (ev.type == KE_RELEASE)
 139 
        if (ev.type == KEY_RELEASE)
148 
            continue;
 140 
            continue;
149 
 
 141 
       
150 
        if (ev.key == KC_ENTER || ev.key == KC_NENTER)
 142 
        if (ev.key == KC_ENTER || ev.key == KC_NENTER)
151 
            break;
 143 
            break;
152 
 
 144 
       
153 
        if (ev.key == KC_BACKSPACE) {
 145 
        if (ev.key == KC_BACKSPACE) {
154 
            if (i > 0) {
 146 
            if (i > 0) {
155 
                wchar_t uc;
 147 
                wchar_t uc;
156 
 
 148 
               
157 
                --i;
 149 
                --i;
158 
                while (off > 0) {
 150 
                while (off > 0) {
159 
                    --off;
 151 
                    --off;
160 
                    size_t otmp = off;
 152 
                    size_t otmp = off;
161 
                    uc = str_decode(scores[NUMSPOTS - 1].hs_name,
 153 
                    uc = str_decode(scores[NUMSPOTS - 1].hs_name,
162 
                        &otmp, STR_BOUNDS(MAXLOGNAME) + 1);
 154 
                        &otmp, STR_BOUNDS(MAXLOGNAME) + 1);
163 
                    if (uc != U_SPECIAL)
 155 
                    if (uc != U_SPECIAL)
164 
                        break;
 156 
                        break;
165 
                }
 157 
                }
166 
 
 158 
               
167 
                scores[NUMSPOTS - 1].hs_name[off] = '\0';
 159 
                scores[NUMSPOTS - 1].hs_name[off] = '\0';
168 
            }
 160 
            }
169 
        } else if (ev.c != '\0') {
 161 
        } else if (ev.c != '\0') {
170 
            if (i < (MAXLOGNAME - 1)) {
 162 
            if (i < (MAXLOGNAME - 1)) {
171 
                if (chr_encode(ev.c, scores[NUMSPOTS - 1].hs_name,
 163 
                if (chr_encode(ev.c, scores[NUMSPOTS - 1].hs_name,
Line 174... Line 166...
174 
                }
 166 
                }
175 
                scores[NUMSPOTS - 1].hs_name[off] = '\0';
 167 
                scores[NUMSPOTS - 1].hs_name[off] = '\0';
176 
            }
 168 
            }
177 
        }
 169 
        }
178 
       
 170 
       
179 
        moveto(10 , 28);
 171 
        moveto(10, 28);
180 
        printf("%s%.*s",scores[NUMSPOTS - 1].hs_name,MAXLOGNAME-i,"........................................");
 172 
        printf("%s%.*s", scores[NUMSPOTS - 1].hs_name, MAXLOGNAME - i,
- 
 
 173 
            "........................................");
181 
    }
 174 
    }
182 
   
 175 
   
183 
    scores[NUMSPOTS - 1].hs_score = score; 
 176 
    scores[NUMSPOTS - 1].hs_score = score;
184 
    scores[NUMSPOTS - 1].hs_level = level;
 177 
    scores[NUMSPOTS - 1].hs_level = level;
185 
   
 178 
   
186 
    i = NUMSPOTS-1;
 179 
    i = NUMSPOTS - 1;
187 
    while ((i > 0) && (scores[i - 1].hs_score < score))
 180 
    while ((i > 0) && (scores[i - 1].hs_score < score))
188 
        i--;
 181 
        i--;
189 
 
 182 
   
190 
    for (j = NUMSPOTS - 2; j > i; j--) {
 183 
    for (j = NUMSPOTS - 2; j > i; j--)
191 
        copyhiscore(j,j-1);
 184 
        copyhiscore(j, j-1);
192 
    }
 185 
   
193 
    copyhiscore(i, NUMSPOTS - 1);  
 186 
    copyhiscore(i, NUMSPOTS - 1);
194 
}
 187 
}
195 
 
 188 
 
196 
void initscores(void)
 189 
void initscores(void)
197 
{
 190 
{
198 
    int i;
 191 
    int i;
199 
    for(i = 0; i < NUMSPOTS; i++) {
 192 
    for (i = 0; i < NUMSPOTS; i++) {
200 
        str_cpy(scores[i].hs_name, STR_BOUNDS(MAXLOGNAME) + 1, "HelenOS Team");
 193 
        str_cpy(scores[i].hs_name, STR_BOUNDS(MAXLOGNAME) + 1, "HelenOS Team");
201 
        scores[i].hs_score = (NUMSPOTS - i) * 200; 
 194 
        scores[i].hs_score = (NUMSPOTS - i) * 200;
202 
        scores[i].hs_level = (i + 1 > MAXLEVEL?MAXLEVEL:i + 1);
 195 
        scores[i].hs_level = (i + 1 > MAXLEVEL ? MAXLEVEL : i + 1);
203 
    }
 196 
    }
204 
}
 197 
}
205 
 
 198 
 
206 
/*
 - 
 
207 
 * Read the score file.  Can be called from savescore (before showscores)
 - 
 
208 
 * or showscores (if savescore will not be called).  If the given pointer
 - 
 
209 
 * is not NULL, sets *fpp to an open file pointer that corresponds to a
 - 
 
210 
 * read/write score file that is locked with LOCK_EX.  Otherwise, the
 - 
 
211 
 * file is locked with LOCK_SH for the read and closed before return.
 - 
 
212 
 *
 - 
 
213 
 * Note, we assume closing the stdio file releases the lock.
 - 
 
214 
 */
 - 
 
215 
/* static void */
 - 
 
216 
/* getscores(FILE **fpp) */
 - 
 
217 
/* { */
 - 
 
218 
/*  int sd, mint, lck, mask, i; */
 - 
 
219 
/*  char *mstr, *human; */
 - 
 
220 
/*  FILE *sf; */
 - 
 
221 
 
 - 
 
222 
/*  if (fpp != NULL) { */
 - 
 
223 
/*      mint = O_RDWR | O_CREAT; */
 - 
 
224 
/*      mstr = "r+"; */
 - 
 
225 
/*      human = "read/write"; */
 - 
 
226 
/*      lck = LOCK_EX; */
 - 
 
227 
/*  } else { */
 - 
 
228 
/*      mint = O_RDONLY; */
 - 
 
229 
/*      mstr = "r"; */
 - 
 
230 
/*      human = "reading"; */
 - 
 
231 
/*      lck = LOCK_SH; */
 - 
 
232 
/*  } */
 - 
 
233 
/*  setegid(egid); */
 - 
 
234 
/*  mask = umask(S_IWOTH); */
 - 
 
235 
/*  sd = open(_PATH_SCOREFILE, mint, 0666); */
 - 
 
236 
/*  (void)umask(mask); */
 - 
 
237 
/*  setegid(gid); */
 - 
 
238 
/*  if (sd < 0) { */
 - 
 
239 
/*      if (fpp == NULL) { */
 - 
 
240 
/*          nscores = 0; */
 199 
int loadscores(void)
241 
/*          return; */
 - 
 
242 
/*      } */
 - 
 
243 
/*      err(1, "cannot open %s for %s", _PATH_SCOREFILE, human); */
 - 
 
244 
/*  } */
 - 
 
245 
/*  setegid(egid); */
 - 
 
246 
/*  if ((sf = fdopen(sd, mstr)) == NULL) */
 - 
 
247 
/*      err(1, "cannot fdopen %s for %s", _PATH_SCOREFILE, human); */
 - 
 
248 
/*  setegid(gid); */
 - 
 
249 
 
 - 
 
250 
/*  /\* */
 - 
 
251 
/*   * Grab a lock. */
 - 
 
252 
/*   *\/ */
 - 
 
253 
/*  if (flock(sd, lck)) */
 - 
 
254 
/*      warn("warning: score file %s cannot be locked", */
 - 
 
255 
/*          _PATH_SCOREFILE); */
 - 
 
256 
 
 - 
 
257 
/*  nscores = fread(scores, sizeof(scores[0]), MAXHISCORES, sf); */
 - 
 
258 
/*  if (ferror(sf)) */
 - 
 
259 
/*      err(1, "error reading %s", _PATH_SCOREFILE); */
 - 
 
260 
/*  for (i = 0; i < nscores; i++) */
 - 
 
261 
/*      if (scores[i].hs_level < MINLEVEL || */
 - 
 
262 
/*          scores[i].hs_level > MAXLEVEL) */
 - 
 
263 
/*          errx(1, "scorefile %s corrupt", _PATH_SCOREFILE); */
 - 
 
264 
 
 - 
 
265 
/*  if (fpp) */
 - 
 
266 
/*      *fpp = sf; */
 - 
 
267 
/*  else */
 - 
 
268 
/*      (void)fclose(sf); */
 - 
 
269 
/* } */
 - 
 
270 
 
 - 
 
271 
void
 - 
 
272 
savescore(int level)
 - 
 
273 
{
 200 
{
274 
    return;
 - 
 
275 
}
 - 
 
276 
/*  struct highscore *sp; */
 - 
 
277 
/*  int i; */
 - 
 
278 
/*  int change; */
 - 
 
279 
/*  FILE *sf; */
 201 
    FILE *f;
280 
/*  const char *me; */
 - 
 
281 
 
 - 
 
282 
/*  getscores(&sf); */
 - 
 
283 
/*  gotscores = 1; */
 - 
 
284 
/*  (void)time(&now); */
 - 
 
285 
 
 - 
 
286 
/*  /\* */
 202 
    size_t cnt;
287 
/*   * Allow at most one score per person per level -- see if we */
 - 
 
288 
/*   * can replace an existing score, or (easiest) do nothing. */
 - 
 
289 
/*   * Otherwise add new score at end (there is always room). */
 - 
 
290 
/*   *\/ */
 - 
 
291 
/*  change = 0; */
 - 
 
292 
/*  me = thisuser(); */
 - 
 
293 
/*  for (i = 0, sp = &scores[0]; i < nscores; i++, sp++) { */
 - 
 
294 
/*      if (sp->hs_level != level || str_cmp(sp->hs_name, me) != 0) */
 - 
 
295 
/*          continue; */
 - 
 
296 
/*      if (score > sp->hs_score) { */
 - 
 
297 
/*          (void)printf("%s bettered %s %d score of %d!\n", */
 - 
 
298 
/*              "\nYou", "your old level", level, */
 - 
 
299 
/*              sp->hs_score * sp->hs_level); */
 - 
 
300 
/*          sp->hs_score = score;   /\* new score *\/ */
 - 
 
301 
/*          sp->hs_time = now;  /\* and time *\/ */
 - 
 
302 
/*          change = 1; */
 - 
 
303 
/*      } else if (score == sp->hs_score) { */
 - 
 
304 
/*          (void)printf("%s tied %s %d high score.\n", */
 - 
 
305 
/*              "\nYou", "your old level", level); */
 - 
 
306 
/*          sp->hs_time = now;  /\* renew it *\/ */
 - 
 
307 
/*          change = 1;     /\* gotta rewrite, sigh *\/ */
 - 
 
308 
/*      } /\* else new score < old score: do nothing *\/ */
 - 
 
309 
/*      break; */
 - 
 
310 
/*  } */
 - 
 
311 
/*  if (i >= nscores) { */
 - 
 
312 
/*      strlcpy(sp->hs_name, me, sizeof sp->hs_name); */
 - 
 
313 
/*      sp->hs_level = level; */
 - 
 
314 
/*      sp->hs_score = score; */
 - 
 
315 
/*      sp->hs_time = now; */
 - 
 
316 
/*      nscores++; */
 - 
 
317 
/*      change = 1; */
 - 
 
318 
/*  } */
 - 
 
319 
 
 - 
 
320 
/*  if (change) { */
 - 
 
321 
/*      /\* */
 - 
 
322 
/*       * Sort & clean the scores, then rewrite. */
 - 
 
323 
/*       *\/ */
 - 
 
324 
/*      nscores = checkscores(scores, nscores); */
 - 
 
325 
/*      rewind(sf); */
 - 
 
326 
/*      if (fwrite(scores, sizeof(*sp), nscores, sf) != nscores || */
 - 
 
327 
/*          fflush(sf) == EOF) */
 - 
 
328 
/*          warnx("error writing %s: %s\n\t-- %s", */
 - 
 
329 
/*              _PATH_SCOREFILE, strerror(errno), */
 - 
 
330 
/*              "high scores may be damaged"); */
 - 
 
331 
/*  } */
 - 
 
332 
/*  (void)fclose(sf);   /\* releases lock *\/ */
 - 
 
333 
/* } */
 203 
    int rc;
334 
 
 204 
 
335 
/*
 - 
 
336 
 * Get login name, or if that fails, get something suitable.
 - 
 
337 
 * The result is always trimmed to fit in a score.
 - 
 
338 
 */
 - 
 
339 
/* static char * */
 - 
 
340 
/* thisuser(void) */
 - 
 
341 
/* { */
 - 
 
342 
/*  const char *p; */
 - 
 
343 
/*  struct passwd *pw; */
 - 
 
344 
/*  static char u[sizeof(scores[0].hs_name)]; */
 - 
 
345 
 
 - 
 
346 
/*  if (u[0]) */
 - 
 
347 
/*      return (u); */
 - 
 
348 
/*  p = getlogin(); */
 - 
 
349 
/*  if (p == NULL || *p == '\0') { */
 205 
    f = fopen("/data/tetris.sco", "rb");
350 
/*      pw = getpwuid(getuid()); */
 - 
 
351 
/*      if (pw != NULL) */
 206 
    if (f == NULL)
352 
/*          p = pw->pw_name; */
 - 
 
353 
/*      else */
 - 
 
354 
/*          p = "  ???"; */
 - 
 
355 
/*  } */
 - 
 
356 
/*  strlcpy(u, p, sizeof(u)); */
 - 
 
357 
/*  return (u); */
 207 
        return ENOENT;
358 
/* } */
 - 
 
359 
 
 208 
 
360 
/*
 - 
 
361 
 * Score comparison function for qsort.
 - 
 
362 
 *
 - 
 
363 
 * If two scores are equal, the person who had the score first is
 - 
 
364 
 * listed first in the highscore file.
 - 
 
365 
 */
 - 
 
366 
/* static int */
 - 
 
367 
/* cmpscores(const void *x, const void *y) */
 - 
 
368 
/* { */
 - 
 
369 
/*  const struct highscore *a, *b; */
 209 
    cnt = fread(scores, sizeof(struct highscore), NUMSPOTS, f);
370 
/*  long l; */
 - 
 
371 
 
 - 
 
372 
/*  a = x; */
 - 
 
373 
/*  b = y; */
 - 
 
374 
/*  l = (long)b->hs_level * b->hs_score - (long)a->hs_level * a->hs_score; */
 - 
 
375 
/*  if (l < 0) */
 - 
 
376 
/*      return (-1); */
 - 
 
377 
/*  if (l > 0) */
 - 
 
378 
/*      return (1); */
 - 
 
379 
/*  if (a->hs_time < b->hs_time) */
 - 
 
380 
/*      return (-1); */
 - 
 
381 
/*  if (a->hs_time > b->hs_time) */
 - 
 
382 
/*      return (1); */
 - 
 
383 
/*  return (0); */
 210 
    rc = fclose(f);
384 
/* } */
 - 
 
385 
 
 211 
 
386 
/*
 - 
 
387 
 * If we've added a score to the file, we need to check the file and ensure
 - 
 
388 
 * that this player has only a few entries.  The number of entries is
 - 
 
389 
 * controlled by MAXSCORES, and is to ensure that the highscore file is not
 - 
 
390 
 * monopolised by just a few people.  People who no longer have accounts are
 - 
 
391 
 * only allowed the highest score.  Scores older than EXPIRATION seconds are
 - 
 
392 
 * removed, unless they are someone's personal best.
 - 
 
393 
 * Caveat:  the highest score on each level is always kept.
 - 
 
394 
 */
 - 
 
395 
/* static int */
 - 
 
396 
/* checkscores(struct highscore *hs, int num) */
 - 
 
397 
/* { */
 - 
 
398 
/*  struct highscore *sp; */
 - 
 
399 
/*  int i, j, k, numnames; */
 - 
 
400 
/*  int levelfound[NLEVELS]; */
 - 
 
401 
/*  struct peruser { */
 - 
 
402 
/*      char *name; */
 - 
 
403 
/*      int times; */
 - 
 
404 
/*  } count[NUMSPOTS]; */
 212 
    if (cnt != NUMSPOTS || rc != 0)
405 
/*  struct peruser *pu; */
 - 
 
406 
 
 - 
 
407 
/*  /\* */
 - 
 
408 
/*   * Sort so that highest totals come first. */
 - 
 
409 
/*   * */
 - 
 
410 
/*   * levelfound[i] becomes set when the first high score for that */
 - 
 
411 
/*   * level is encountered.  By definition this is the highest score. */
 - 
 
412 
/*   *\/ */
 - 
 
413 
/*  qsort((void *)hs, nscores, sizeof(*hs), cmpscores); */
 - 
 
414 
/*  for (i = MINLEVEL; i < NLEVELS; i++) */
 - 
 
415 
/*      levelfound[i] = 0; */
 - 
 
416 
/*  numnames = 0; */
 - 
 
417 
/*  for (i = 0, sp = hs; i < num;) { */
 - 
 
418 
/*      /\* */
 - 
 
419 
/*       * This is O(n^2), but do you think we care? */
 - 
 
420 
/*       *\/ */
 - 
 
421 
/*      for (j = 0, pu = count; j < numnames; j++, pu++) */
 - 
 
422 
/*          if (str_cmp(sp->hs_name, pu->name) == 0) */
 - 
 
423 
/*              break; */
 - 
 
424 
/*      if (j == numnames) { */
 - 
 
425 
/*          /\* */
 - 
 
426 
/*           * Add new user, set per-user count to 1. */
 - 
 
427 
/*           *\/ */
 - 
 
428 
/*          pu->name = sp->hs_name; */
 - 
 
429 
/*          pu->times = 1; */
 - 
 
430 
/*          numnames++; */
 - 
 
431 
/*      } else { */
 - 
 
432 
/*          /\* */
 - 
 
433 
/*           * Two ways to keep this score: */
 - 
 
434 
/*           * - Not too many (per user), still has acct, & */
 - 
 
435 
/*           *  score not dated; or */
 - 
 
436 
/*           * - High score on this level. */
 - 
 
437 
/*           *\/ */
 - 
 
438 
/*          if ((pu->times < MAXSCORES && */
 - 
 
439 
/*               getpwnam(sp->hs_name) != NULL && */
 - 
 
440 
/*               sp->hs_time + EXPIRATION >= now) || */
 - 
 
441 
/*              levelfound[sp->hs_level] == 0) */
 - 
 
442 
/*              pu->times++; */
 - 
 
443 
/*          else { */
 213 
        return EIO;
444 
/*              /\* */
 - 
 
445 
/*               * Delete this score, do not count it, */
 - 
 
446 
/*               * do not pass go, do not collect $200. */
 - 
 
447 
/*               *\/ */
 - 
 
448 
/*              num--; */
 - 
 
449 
/*              for (k = i; k < num; k++) */
 - 
 
450 
/*                  hs[k] = hs[k + 1]; */
 - 
 
451 
/*              continue; */
 - 
 
452 
/*          } */
 - 
 
453 
/*      } */
 - 
 
454 
/*      levelfound[sp->hs_level] = 1; */
 - 
 
455 
/*      i++, sp++; */
 - 
 
456 
/*  } */
 - 
 
457 
/*  return (num > MAXHISCORES ? MAXHISCORES : num); */
 - 
 
458 
/* } */
 - 
 
459 
 
 214 
 
460 
/*
 - 
 
461 
 * Show current scores.  This must be called after savescore, if
 - 
 
462 
 * savescore is called at all, for two reasons:
 - 
 
463 
 * - Showscores munches the time field.
 - 
 
464 
 * - Even if that were not the case, a new score must be recorded
 - 
 
465 
 *   before it can be shown anyway.
 215 
    return EOK;
466 
 */
 216 
}
467 
/*
 217 
 
468 
void
 - 
 
469 
showscores(int level)
 218 
void savescores(void)
470 
{
 219 
{
- 
 
 220 
    FILE *f;
- 
 
 221 
    size_t cnt;
471 
    return;
 222 
    int rc;
- 
 
 223 
 
- 
 
 224 
    f = fopen("/data/tetris.sco", "wb");
- 
 
 225 
    cnt = fwrite(scores, sizeof(struct highscore), NUMSPOTS, f);
- 
 
 226 
    rc = fclose(f);
- 
 
 227 
 
- 
 
 228 
    if (cnt != NUMSPOTS || rc != 0)
- 
 
 229 
        printf("Error saving score table\n");
472 
}
 230 
}
473 
*/
 - 
 
474 
/*  struct highscore *sp; */
 - 
 
475 
/*  int i, n, c; */
 - 
 
476 
/*  const char *me; */
 - 
 
477 
/*  int levelfound[NLEVELS]; */
 - 
 
478 
 
 - 
 
479 
/*  if (!gotscores) */
 - 
 
480 
/*      getscores((FILE **)NULL); */
 - 
 
481 
/*  (void)printf("\n\t\t    Tetris High Scores\n"); */
 - 
 
482 
 
 - 
 
483 
/*  /\* */
 - 
 
484 
/*   * If level == 0, the person has not played a game but just asked for */
 - 
 
485 
/*   * the high scores; we do not need to check for printing in highlight */
 - 
 
486 
/*   * mode.  If SOstr is null, we can't do highlighting anyway. */
 - 
 
487 
/*   *\/ */
 - 
 
488 
/*  me = level && SOstr ? thisuser() : NULL; */
 - 
 
489 
 
 - 
 
490 
/*  /\* */
 - 
 
491 
/*   * Set times to 0 except for high score on each level. */
 - 
 
492 
/*   *\/ */
 - 
 
493 
/*  for (i = MINLEVEL; i < NLEVELS; i++) */
 - 
 
494 
/*      levelfound[i] = 0; */
 - 
 
495 
/*  for (i = 0, sp = scores; i < nscores; i++, sp++) { */
 - 
 
496 
/*      if (levelfound[sp->hs_level]) */
 - 
 
497 
/*          sp->hs_time = 0; */
 - 
 
498 
/*      else { */
 - 
 
499 
/*          sp->hs_time = 1; */
 - 
 
500 
/*          levelfound[sp->hs_level] = 1; */
 - 
 
501 
/*      } */
 - 
 
502 
/*  } */
 - 
 
503 
 
 - 
 
504 
/*  /\* */
 - 
 
505 
/*   * Page each screenful of scores. */
 - 
 
506 
/*   *\/ */
 - 
 
507 
/*  for (i = 0, sp = scores; i < nscores; sp += n) { */
 - 
 
508 
/*      n = 20; */
 - 
 
509 
/*      if (i + n > nscores) */
 - 
 
510 
/*          n = nscores - i; */
 - 
 
511 
/*      printem(level, i + 1, sp, n, me); */
 - 
 
512 
/*      if ((i += n) < nscores) { */
 - 
 
513 
/*          (void)printf("\nHit RETURN to continue."); */
 - 
 
514 
/*          (void)fflush(stdout); */
 - 
 
515 
/*          while ((c = getchar()) != '\n') */
 - 
 
516 
/*              if (c == EOF) */
 - 
 
517 
/*                  break; */
 - 
 
518 
/*          (void)printf("\n"); */
 - 
 
519 
/*      } */
 - 
 
520 
/*  } */
 - 
 
521 
 
 - 
 
522 
/*  if (nscores == 0) */
 - 
 
523 
/*      printf("\t\t\t      - none to date.\n"); */
 - 
 
524 
/* } */
 - 
 
525 
 
 - 
 
526 
/* static void */
 - 
 
527 
/* printem(int level, int offset, struct highscore *hs, int n, const char *me) */
 - 
 
528 
/* { */
 - 
 
529 
/*  struct highscore *sp; */
 - 
 
530 
/*  int row, highlight, i; */
 - 
 
531 
/*  char buf[100]; */
 - 
 
532 
/* #define  TITLE "Rank  Score   Name                          (points/level)" */
 - 
 
533 
/* #define  TITL2 "==========================================================" */
 - 
 
534 
 
 - 
 
535 
/*  printf("%s\n%s\n", TITLE, TITL2); */
 - 
 
536 
 
 - 
 
537 
/*  highlight = 0; */
 - 
 
538 
 
 - 
 
539 
/*  for (row = 0; row < n; row++) { */
 - 
 
540 
/*      sp = &hs[row]; */
 - 
 
541 
/*      (void)snprintf(buf, sizeof(buf), */
 - 
 
542 
/*          "%3d%c %6d  %-31s (%6d on %d)\n", */
 - 
 
543 
/*          row + offset, sp->hs_time ? '*' : ' ', */
 - 
 
544 
/*          sp->hs_score * sp->hs_level, */
 - 
 
545 
/*          sp->hs_name, sp->hs_score, sp->hs_level); */
 - 
 
546 
/*      /\* Print leaders every three lines *\/ */
 - 
 
547 
/*      if ((row + 1) % 3 == 0) { */
 - 
 
548 
/*          for (i = 0; i < sizeof(buf); i++) */
 - 
 
549 
/*              if (buf[i] == ' ') */
 - 
 
550 
/*                  buf[i] = '_'; */
 - 
 
551 
/*      } */
 - 
 
552 
/*      /\* */
 - 
 
553 
/*       * Highlight if appropriate.  This works because */
 - 
 
554 
/*       * we only get one score per level. */
 - 
 
555 
/*       *\/ */
 - 
 
556 
/*      if (me != NULL && */
 - 
 
557 
/*          sp->hs_level == level && */
 - 
 
558 
/*          sp->hs_score == score && */
 - 
 
559 
/*          str_cmp(sp->hs_name, me) == 0) { */
 - 
 
560 
/*          putpad(SOstr); */
 - 
 
561 
/*          highlight = 1; */
 - 
 
562 
/*      } */
 - 
 
563 
/*      (void)printf("%s", buf); */
 - 
 
564 
/*      if (highlight) { */
 - 
 
565 
/*          putpad(SEstr); */
 - 
 
566 
/*          highlight = 0; */
 - 
 
567 
/*      } */
 - 
 
568 
/*  } */
 - 
 
569 
/* } */
 - 
 
570 
 
 231 
 
571 
/** @}
 232 
/** @}
572 
 */
 233 
 */
573 
 
 -