* defining (mostly) invariant state. A couple of slots are messed with
* at runtime.
*/
-#include "sizes.h"
#define LINESIZE 100
#define RTXSIZ 277
#define TRVSIZ 885
#define TOKLEN 5
#define HINTLEN 5
+#define HNTSIZ 20
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <unistd.h>
-
-/* hard limit, will be propagated to database.h */
-#define NOBJECTS 100
-
-const char advent_to_ascii[] = {0, 32, 33, 34, 39, 40, 41, 42, 43, 44, 45, 46, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 37, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 0, 1, 2, 3, 4, 5, 6, 7, 8, 0, 0, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 35, 36, 38, 47, 58, 59, 60, 61, 62, 63, 64, 91, 92, 93, 94, 95, 96, 123, 124, 125, 126, 0};
-/* Rendered from the now-gone MPINIT() function */
-const char ascii_to_advent[] = {0, 74, 75, 76, 77, 78, 79, 80, 81, 82, 0, 0, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 0, 1, 2, 106, 107, 63, 108, 3, 4, 5, 6, 7, 8, 9, 10, 109, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 110, 111, 112, 113, 114, 115, 116, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 117, 118, 119, 120, 121, 122, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 123, 124, 125, 126, 83};
+#include "common.h"
// Global variables for use in functions below that can gradually disappear as code is cleaned up
static long LNLENG;
static long LNPOSN;
-static char INLINE[LINESIZE+1];
+static char INLINE[LINESIZE + 1];
static long OLDLOC;
-static long MAXDIE;
// Storage for what comes out of the database
long LINUSE;
long TRVS;
-long CLSSES;
long TRNVLS;
long TABNDX;
long HNTMAX;
-long PTEXT[NOBJECTS+1];
+long PTEXT[NOBJECTS + 1];
long RTEXT[RTXSIZ + 1];
-long CTEXT[CLSMAX + 1];
-long OBJSND[NOBJECTS+1];
-long OBJTXT[NOBJECTS+1];
+long OBJSND[NOBJECTS + 1];
+long OBJTXT[NOBJECTS + 1];
long STEXT[LOCSIZ + 1];
long LTEXT[LOCSIZ + 1];
long COND[LOCSIZ + 1];
long KEY[LOCSIZ + 1];
long LOCSND[LOCSIZ + 1];
long LINES[LINSIZ + 1];
-long CVAL[CLSMAX + 1];
long TTEXT[TRNSIZ + 1];
long TRNVAL[TRNSIZ + 1];
long TRAVEL[TRVSIZ + 1];
long KTAB[TABSIZ + 1];
long ATAB[TABSIZ + 1];
-long PLAC[NOBJECTS+1];
-long FIXD[NOBJECTS+1];
+long PLAC[NOBJECTS + 1];
+long FIXD[NOBJECTS + 1];
long ACTSPK[VRBSIZ + 1];
-long HINTS[HNTSIZ + 1][HINTLEN];
-
-bool is_set(long, long);
-long GETTXT(long, long, long);
-void BUG(long);
-void MAPLIN(FILE*);
-long GETNUM(FILE*);
-int read_database(FILE*);
-void read_messages(FILE*, long);
-void read_section3_stuff(FILE*);
-void read_vocabulary(FILE*);
-void read_initial_locations(FILE*);
-void read_action_verb_message_nr(FILE*);
-void read_conditions(FILE*);
-void read_hints(FILE*);
-void read_sound_text(FILE*);
-void write_0d(FILE*, FILE*, long, char*);
-void write_1d(FILE*, FILE*, long[], long, char*);
-void write_hints(FILE*, FILE*, long[][HINTLEN], long, long, char*);
-void write_files(FILE*, FILE*);
-
-bool is_set(long var, long position)
+
+static bool is_set(long var, long position)
{
- long mask = 1l << position;
- bool result = (var & mask) == mask;
- return(result);
+ long mask = 1L << position;
+ bool result = (var & mask) == mask;
+ return (result);
}
-long GETTXT(long SKIP,long ONEWRD, long UPPER) {
-/* Take characters from an input line and pack them into 30-bit words.
- * Skip says to skip leading blanks. ONEWRD says stop if we come to a
- * blank. UPPER says to map all letters to uppercase. If we reach the
- * end of the line, the word is filled up with blanks (which encode as 0's).
- * If we're already at end of line when GETTXT is called, we return -1. */
-
- long TEXT;
- static long SPLITTING = -1;
-
- if(LNPOSN != SPLITTING)
- SPLITTING = -1;
- TEXT= -1;
- while (true) {
- if(LNPOSN > LNLENG)
- return(TEXT);
- if((!SKIP) || INLINE[LNPOSN] != 0)
- break;
- LNPOSN=LNPOSN+1;
- }
-
- TEXT=0;
- for (int I=1; I<=TOKLEN; I++) {
- TEXT=TEXT*64;
- if(LNPOSN > LNLENG || (ONEWRD && INLINE[LNPOSN] == 0))
- continue;
- char current=INLINE[LNPOSN];
- if(current < 63) {
- SPLITTING = -1;
- if(UPPER && current >= 37)
- current=current-26;
- TEXT=TEXT+current;
- LNPOSN=LNPOSN+1;
- continue;
- }
- if(SPLITTING != LNPOSN) {
- TEXT=TEXT+63;
- SPLITTING = LNPOSN;
- continue;
+static long GETTXT(long SKIP, long ONEWRD, long UPPER)
+{
+ /* Take characters from an input line and pack them into 30-bit words.
+ * Skip says to skip leading blanks. ONEWRD says stop if we come to a
+ * blank. UPPER says to map all letters to uppercase. If we reach the
+ * end of the line, the word is filled up with blanks (which encode as 0's).
+ * If we're already at end of line when GETTXT is called, we return -1. */
+
+ long TEXT;
+ static long SPLITTING = -1;
+
+ if (LNPOSN != SPLITTING)
+ SPLITTING = -1;
+ TEXT = -1;
+ while (true) {
+ if (LNPOSN > LNLENG)
+ return (TEXT);
+ if ((!SKIP) || INLINE[LNPOSN] != 0)
+ break;
+ LNPOSN = LNPOSN + 1;
}
- TEXT=TEXT+current-63;
- SPLITTING = -1;
- LNPOSN=LNPOSN+1;
- }
+ TEXT = 0;
+ for (int I = 1; I <= TOKLEN; I++) {
+ TEXT = TEXT * 64;
+ if (LNPOSN > LNLENG || (ONEWRD && INLINE[LNPOSN] == 0))
+ continue;
+ char current = INLINE[LNPOSN];
+ if (current < 63) {
+ SPLITTING = -1;
+ if (UPPER && current >= 37)
+ current = current - 26;
+ TEXT = TEXT + current;
+ LNPOSN = LNPOSN + 1;
+ continue;
+ }
+ if (SPLITTING != LNPOSN) {
+ TEXT = TEXT + 63;
+ SPLITTING = LNPOSN;
+ continue;
+ }
- return(TEXT);
-}
+ TEXT = TEXT + current - 63;
+ SPLITTING = -1;
+ LNPOSN = LNPOSN + 1;
+ }
-void BUG(long NUM) {
-
-/* The following conditions are currently considered fatal bugs. Numbers < 20
- * are detected while reading the database; the others occur at "run time".
- * 0 Message line > 70 characters
- * 1 Null line in message
- * 2 Too many words of messages
- * 3 Too many travel options
- * 4 Too many vocabulary words
- * 5 Required vocabulary word not found
- * 6 Too many RTEXT messages
- * 7 Too many hints
- * 8 Location has cond bit being set twice
- * 9 Invalid section number in database
- * 10 Too many locations
- * 11 Too many class or turn messages
- * 20 Special travel (500>L>300) exceeds goto list
- * 21 Ran off end of vocabulary table
- * 22 Vocabulary type (N/1000) not between 0 and 3
- * 23 Intransitive action verb exceeds goto list
- * 24 Transitive action verb exceeds goto list
- * 25 Conditional travel entry with no alternative
- * 26 Location has no travel entries
- * 27 Hint number exceeds goto list
- * 28 Invalid month returned by date function
- * 29 Too many parameters given to SETPRM */
-
- fprintf(stderr, "Fatal error %ld. See source code for interpretation.\n", NUM);
- exit(EXIT_FAILURE);
+ return (TEXT);
}
-void MAPLIN(FILE *OPENED) {
-/* Read a line of input, from the specified input source,
- * translate the chars to integers in the range 0-126 and store
- * them in the common array "INLINE". Integer values are as follows:
- * 0 = space [ASCII CODE 40 octal, 32 decimal]
- * 1-2 = !" [ASCII 41-42 octal, 33-34 decimal]
- * 3-10 = '()*+,-. [ASCII 47-56 octal, 39-46 decimal]
- * 11-36 = upper-case letters
- * 37-62 = lower-case letters
- * 63 = percent (%) [ASCII 45 octal, 37 decimal]
- * 64-73 = digits, 0 through 9
- * Remaining characters can be translated any way that is convenient;
- * The "TYPE" routine below is used to map them back to characters when
- * necessary. The above mappings are required so that certain special
- * characters are known to fit in 6 bits and/or can be easily spotted.
- * Array elements beyond the end of the line should be filled with 0,
- * and LNLENG should be set to the index of the last character.
- *
- * If the data file uses a character other than space (e.g., tab) to
- * separate numbers, that character should also translate to 0.
- *
- * This procedure may use the map1,map2 arrays to maintain static data for
- * the mapping. MAP2(1) is set to 0 when the program starts
- * and is not changed thereafter unless the routines on this page choose
- * to do so. */
-
- do {
- fgets(INLINE + 1, sizeof(INLINE) - 1, OPENED);
- }
- while (!feof(OPENED) && INLINE[1] == '#');
-
- LNLENG = 0;
- for (size_t i = 1; i <= sizeof(INLINE) && INLINE[i] != 0; ++i)
- {
- char val = INLINE[i] + 1;
- INLINE[i] = ascii_to_advent[(unsigned)val];
- if (INLINE[i] != 0)
- LNLENG = i;
+static void MAPLIN(FILE *OPENED)
+{
+ /* Read a line of input, from the specified input source,
+ * translate the chars to integers in the range 0-126 and store
+ * them in the common array "INLINE". Integer values are as follows:
+ * 0 = space [ASCII CODE 40 octal, 32 decimal]
+ * 1-2 = !" [ASCII 41-42 octal, 33-34 decimal]
+ * 3-10 = '()*+,-. [ASCII 47-56 octal, 39-46 decimal]
+ * 11-36 = upper-case letters
+ * 37-62 = lower-case letters
+ * 63 = percent (%) [ASCII 45 octal, 37 decimal]
+ * 64-73 = digits, 0 through 9
+ * Remaining characters can be translated any way that is convenient;
+ * The "TYPE" routine below is used to map them back to characters when
+ * necessary. The above mappings are required so that certain special
+ * characters are known to fit in 6 bits and/or can be easily spotted.
+ * Array elements beyond the end of the line should be filled with 0,
+ * and LNLENG should be set to the index of the last character.
+ *
+ * If the data file uses a character other than space (e.g., tab) to
+ * separate numbers, that character should also translate to 0.
+ *
+ * This procedure may use the map1,map2 arrays to maintain static data for
+ * the mapping. MAP2(1) is set to 0 when the program starts
+ * and is not changed thereafter unless the routines on this page choose
+ * to do so. */
+
+ do {
+ if (NULL == fgets(INLINE + 1, sizeof(INLINE) - 1, OPENED)) {
+ printf("Failed fgets()\n");
+ }
+ } while (!feof(OPENED) && INLINE[1] == '#');
+
+ LNLENG = 0;
+ for (size_t i = 1; i < sizeof(INLINE) && INLINE[i] != 0; ++i) {
+ char val = INLINE[i];
+ INLINE[i] = ascii_to_advent[(unsigned)val];
+ if (INLINE[i] != 0)
+ LNLENG = i;
}
- LNPOSN = 1;
+ LNPOSN = 1;
}
-long GETNUM(FILE *source) {
-/* Obtain the next integer from an input line. If K>0, we first read a
- * new input line from a file; if K<0, we read a line from the keyboard;
- * if K=0 we use a line that has already been read (and perhaps partially
- * scanned). If we're at the end of the line or encounter an illegal
- * character (not a digit, hyphen, or blank), we return 0. */
-
- long DIGIT, GETNUM, SIGN;
+static long GETNUM(FILE *source)
+{
+ /* Obtain the next integer from an input line. If K>0, we first read a
+ * new input line from a file; if K<0, we read a line from the keyboard;
+ * if K=0 we use a line that has already been read (and perhaps partially
+ * scanned). If we're at the end of the line or encounter an illegal
+ * character (not a digit, hyphen, or blank), we return 0. */
- if(source != NULL) MAPLIN(source);
- GETNUM = 0;
+ long DIGIT, GETNUM, SIGN;
- while (INLINE[LNPOSN] == 0) {
- if (LNPOSN > LNLENG) return(GETNUM);
- ++LNPOSN;
- }
+ if (source != NULL) MAPLIN(source);
+ GETNUM = 0;
- if(INLINE[LNPOSN] != 9)
- {
- SIGN=1;
+ while (INLINE[LNPOSN] == 0) {
+ if (LNPOSN > LNLENG) return (GETNUM);
+ ++LNPOSN;
}
- else
- {
- SIGN= -1;
- LNPOSN=LNPOSN+1;
+
+ if (INLINE[LNPOSN] != 9) {
+ SIGN = 1;
+ } else {
+ SIGN = -1;
+ LNPOSN = LNPOSN + 1;
}
- while (!(LNPOSN > LNLENG || INLINE[LNPOSN] == 0))
- {
- DIGIT=INLINE[LNPOSN]-64;
- if(DIGIT < 0 || DIGIT > 9)
- {
- GETNUM=0;
- break;
+ while (!(LNPOSN > LNLENG || INLINE[LNPOSN] == 0)) {
+ DIGIT = INLINE[LNPOSN] - 64;
+ if (DIGIT < 0 || DIGIT > 9) {
+ GETNUM = 0;
+ break;
}
- GETNUM=GETNUM*10+DIGIT;
- LNPOSN=LNPOSN+1;
+ GETNUM = GETNUM * 10 + DIGIT;
+ LNPOSN = LNPOSN + 1;
}
- GETNUM=GETNUM*SIGN;
- LNPOSN=LNPOSN+1;
- return(GETNUM);
-}
-
-int read_database(FILE* database) {
-
-/* Clear out the various text-pointer arrays. All text is stored in array
- * lines; each line is preceded by a word pointing to the next pointer (i.e.
- * the word following the end of the line). The pointer is negative if this is
- * first line of a message. The text-pointer arrays contain indices of
- * pointer-words in lines. STEXT(N) is short description of location N.
- * LTEXT(N) is long description. PTEXT(N) points to message for game.prop(N)=0.
- * Successive prop messages are found by chasing pointers. RTEXT contains
- * section 6's stuff. CTEXT(N) points to a player-class message. TTEXT is for
- * section 14. We also clear COND (see description of section 9 for details). */
-
- for (int I=1; I<=NOBJECTS; I++) {
- PTEXT[I] = 0;
- OBJSND[I] = 0;
- OBJTXT[I] = 0;
- }
- for (int I=1; I<=RTXSIZ; I++) {
- RTEXT[I] = 0;
- }
- for (int I=1; I<=CLSMAX; I++) {
- CTEXT[I] = 0;
- }
- for (int I=1; I<=LOCSIZ; I++) {
- STEXT[I] = 0;
- LTEXT[I] = 0;
- COND[I] = 0;
- KEY[I] = 0;
- LOCSND[I] = 0;
- }
-
- LINUSE = 1;
- TRVS = 1;
- CLSSES = 0;
- TRNVLS = 0;
-
-/* Start new data section. Sect is the section number. */
-
- while(true)
- {
- long sect=GETNUM(database);
- OLDLOC= -1;
- switch (sect)
- {
- case 0: return(0);
- case 1: read_messages(database, sect); break;
- case 2: read_messages(database, sect); break;
- case 3: read_section3_stuff(database); break;
- case 4: read_vocabulary(database); break;
- case 5: read_messages(database, sect); break;
- case 6: read_messages(database, sect); break;
- case 7: read_initial_locations(database); break;
- case 8: read_action_verb_message_nr(database); break;
- case 9: read_conditions(database); break;
- case 10: read_messages(database, sect); break;
- case 11: read_hints(database); break;
- case 12: break;
- case 13: read_sound_text(database); break;
- case 14: read_messages(database, sect); break;
- default: BUG(9);
- }
- }
+ GETNUM = GETNUM * SIGN;
+ LNPOSN = LNPOSN + 1;
+ return (GETNUM);
}
-
/* Sections 1, 2, 5, 6, 10, 14. Read messages and set up pointers. */
-void read_messages(FILE* database, long sect)
- {
- long KK=LINUSE;
- while(true)
- {
+static void read_messages(FILE* database, long sect)
+{
+ long KK = LINUSE;
+ while (true) {
long loc;
- LINUSE=KK;
- loc=GETNUM(database);
- if(LNLENG >= LNPOSN+70)BUG(0);
- if(loc == -1) return;
- if(LNLENG < LNPOSN)BUG(1);
+ LINUSE = KK;
+ loc = GETNUM(database);
+ if (LNLENG >= LNPOSN + 70)
+ BUG(MESSAGE_LINE_GT_70_CHARACTERS);
+ if (loc == -1) return;
+ if (LNLENG < LNPOSN)
+ BUG(NULL_LINE_IN_MESSAGE);
do {
- KK=KK+1;
- if(KK >= LINSIZ)BUG(2);
- LINES[KK]=GETTXT(false,false,false);
- }
- while(LINES[KK] != -1);
- LINES[LINUSE]=KK;
- if(loc == OLDLOC) continue;
- OLDLOC=loc;
- LINES[LINUSE]= -KK;
- if(sect == 14)
- {
- TRNVLS=TRNVLS+1;
- if(TRNVLS > TRNSIZ)BUG(11);
- TTEXT[TRNVLS]=LINUSE;
- TRNVAL[TRNVLS]=loc;
- continue;
- }
- if(sect == 10)
- {
- CLSSES=CLSSES+1;
- if(CLSSES > CLSMAX)BUG(11);
- CTEXT[CLSSES]=LINUSE;
- CVAL[CLSSES]=loc;
+ KK = KK + 1;
+ if (KK >= LINSIZ)
+ BUG(TOO_MANY_WORDS_OF_MESSAGES);
+ LINES[KK] = GETTXT(false, false, false);
+ } while (LINES[KK] != -1);
+ LINES[LINUSE] = KK;
+ if (loc == OLDLOC) continue;
+ OLDLOC = loc;
+ LINES[LINUSE] = -KK;
+ if (sect == 10 || sect == 14) {
+ /* now parsed from YAML */
continue;
- }
- if(sect == 6)
- {
- if(loc > RTXSIZ)BUG(6);
- RTEXT[loc]=LINUSE;
+ }
+ if (sect == 6) {
+ if (loc > RTXSIZ)
+ BUG(TOO_MANY_RTEXT_MESSAGES);
+ RTEXT[loc] = LINUSE;
continue;
- }
- if(sect == 5)
- {
- if(loc > 0 && loc <= NOBJECTS)PTEXT[loc]=LINUSE;
+ }
+ if (sect == 5) {
+ if (loc > 0 && loc <= NOBJECTS)PTEXT[loc] = LINUSE;
continue;
- }
- if(loc > LOCSIZ)BUG(10);
- if(sect == 1)
- {
- LTEXT[loc]=LINUSE;
+ }
+ if (loc > LOCSIZ)
+ BUG(TOO_MANY_LOCATIONS);
+ if (sect == 1) {
+ LTEXT[loc] = LINUSE;
continue;
- }
-
- STEXT[loc]=LINUSE;
- }
- }
+ }
+ STEXT[loc] = LINUSE;
+ }
+}
/* The stuff for section 3 is encoded here. Each "from-location" gets a
* contiguous section of the "TRAVEL" array. Each entry in travel is
* newloc*1000 + KEYWORD (from section 4, motion verbs), and is negated if
* this is the last entry for this location. KEY(N) is the index in travel
* of the first option at location N. */
-void read_section3_stuff(FILE* database)
- {
+static void read_section3_stuff(FILE* database)
+{
long loc;
- while((loc=GETNUM(database)) != -1)
- {
- long newloc=GETNUM(NULL);
+ while ((loc = GETNUM(database)) != -1) {
+ long newloc = GETNUM(NULL);
long L;
- if(KEY[loc] == 0)
- {
- KEY[loc]=TRVS;
- }
- else
- {
- TRAVEL[TRVS-1]= -TRAVEL[TRVS-1];
- }
- while((L=GETNUM(NULL)) != 0)
- {
- TRAVEL[TRVS]=newloc*1000+L;
- TRVS=TRVS+1;
- if(TRVS == TRVSIZ)BUG(3);
- }
- TRAVEL[TRVS-1]= -TRAVEL[TRVS-1];
- }
- }
-
+ if (KEY[loc] == 0) {
+ KEY[loc] = TRVS;
+ } else {
+ TRAVEL[TRVS - 1] = -TRAVEL[TRVS - 1];
+ }
+ while ((L = GETNUM(NULL)) != 0) {
+ TRAVEL[TRVS] = newloc * 1000 + L;
+ TRVS = TRVS + 1;
+ if (TRVS == TRVSIZ)
+ BUG(TOO_MANY_TRAVEL_OPTIONS);
+ }
+ TRAVEL[TRVS - 1] = -TRAVEL[TRVS - 1];
+ }
+}
/* Here we read in the vocabulary. KTAB(N) is the word number, ATAB(N) is
* the corresponding word. The -1 at the end of section 4 is left in KTAB
* as an end-marker. */
-void read_vocabulary(FILE* database)
- {
- for (TABNDX=1; TABNDX<=TABSIZ; TABNDX++)
- {
- KTAB[TABNDX]=GETNUM(database);
- if(KTAB[TABNDX] == -1) return;
- ATAB[TABNDX]=GETTXT(true,true,true);
- } /* end loop */
- BUG(4);
- }
-
+static void read_vocabulary(FILE* database)
+{
+ for (TABNDX = 1; TABNDX <= TABSIZ; TABNDX++) {
+ KTAB[TABNDX] = GETNUM(database);
+ if (KTAB[TABNDX] == -1) return;
+ ATAB[TABNDX] = GETTXT(true, true, true);
+ } /* end loop */
+ BUG(TOO_MANY_VOCABULARY_WORDS);
+}
/* Read in the initial locations for each object. Also the immovability info.
* plac contains initial locations of objects. FIXD is -1 for immovable
* objects (including the snake), or = second loc for two-placed objects. */
-void read_initial_locations(FILE* database)
- {
+static void read_initial_locations(FILE* database)
+{
long OBJ;
- while((OBJ=GETNUM(database)) != -1)
- {
- PLAC[OBJ]=GETNUM(NULL);
- FIXD[OBJ]=GETNUM(NULL);
- }
- }
-
+ while ((OBJ = GETNUM(database)) != -1) {
+ PLAC[OBJ] = GETNUM(NULL);
+ FIXD[OBJ] = GETNUM(NULL);
+ }
+}
/* Read default message numbers for action verbs, store in ACTSPK. */
-void read_action_verb_message_nr(FILE* database)
- {
+static void read_action_verb_message_nr(FILE* database)
+{
long verb;
- while((verb=GETNUM(database)) != -1)
- {
- ACTSPK[verb]=GETNUM(NULL);
- }
- }
-
+ while ((verb = GETNUM(database)) != -1) {
+ ACTSPK[verb] = GETNUM(NULL);
+ }
+}
/* Read info about available liquids and other conditions, store in COND. */
-void read_conditions(FILE* database)
- {
+static void read_conditions(FILE* database)
+{
long K;
- while((K=GETNUM(database)) != -1)
- {
+ while ((K = GETNUM(database)) != -1) {
long loc;
- while((loc=GETNUM(NULL)) != 0)
- {
- if(is_set(COND[loc],K)) BUG(8);
- COND[loc]=COND[loc] + (1l << K);
- }
- }
- }
+ while ((loc = GETNUM(NULL)) != 0) {
+ if (is_set(COND[loc], K))
+ BUG(LOCATION_HAS_CONDITION_BIT_BEING_SET_TWICE);
+ COND[loc] = COND[loc] + (1L << K);
+ }
+ }
+}
/* Read data for hints. */
-void read_hints(FILE* database)
- {
+static void read_hints(FILE* database)
+{
long K;
- HNTMAX=0;
- while((K=GETNUM(database)) != -1)
- {
- if(K <= 0 || K > HNTSIZ)BUG(7);
- for (int I=1; I<=4; I++)
- {
- HINTS[K][I] =GETNUM(NULL);
- } /* end loop */
- HNTMAX=(HNTMAX>K ? HNTMAX : K);
- }
- }
-
+ HNTMAX = 0;
+ while ((K = GETNUM(database)) != -1) {
+ if (K <= 0 || K > HNTSIZ)
+ BUG(TOO_MANY_HINTS);
+ for (int I = 1; I <= 4; I++) {
+ /* consume - actual arrqy-building now done in YAML. */
+ GETNUM(NULL);
+ } /* end loop */
+ HNTMAX = (HNTMAX > K ? HNTMAX : K);
+ }
+}
/* Read the sound/text info, store in OBJSND, OBJTXT, LOCSND. */
-void read_sound_text(FILE* database)
- {
+static void read_sound_text(FILE* database)
+{
long K;
- while((K=GETNUM(database)) != -1)
- {
- long KK=GETNUM(NULL);
- long I=GETNUM(NULL);
- if(I != 0)
- {
- OBJSND[K]=(KK>0 ? KK : 0);
- OBJTXT[K]=(I>0 ? I : 0);
+ while ((K = GETNUM(database)) != -1) {
+ long KK = GETNUM(NULL);
+ long I = GETNUM(NULL);
+ if (I != 0) {
+ OBJSND[K] = (KK > 0 ? KK : 0);
+ OBJTXT[K] = (I > 0 ? I : 0);
continue;
- }
+ }
+
+ LOCSND[K] = KK;
+ }
+}
+
+
+static int read_database(FILE* database)
+{
+ /* Clear out the various text-pointer arrays. All text is stored
+ * in array lines; each line is preceded by a word pointing to
+ * the next pointer (i.e. the word following the end of the
+ * line). The pointer is negative if this is first line of a
+ * message. The text-pointer arrays contain indices of
+ * pointer-words in lines. STEXT(N) is short description of
+ * location N. LTEXT(N) is long description. PTEXT(N) points to
+ * message for game.prop(N)=0. Successive prop messages are
+ * found by chasing pointers. RTEXT contains section 6's stuff.
+ * TTEXT is for section 14. We also clear COND (see description
+ * of section 9 for details). */
+ for (int I = 1; I <= NOBJECTS; I++) {
+ PTEXT[I] = 0;
+ OBJSND[I] = 0;
+ OBJTXT[I] = 0;
+ }
+ for (int I = 1; I <= RTXSIZ; I++) {
+ RTEXT[I] = 0;
+ }
+ for (int I = 1; I <= LOCSIZ; I++) {
+ STEXT[I] = 0;
+ LTEXT[I] = 0;
+ COND[I] = 0;
+ KEY[I] = 0;
+ LOCSND[I] = 0;
+ }
- LOCSND[K]=KK;
- }
- }
+ LINUSE = 1;
+ TRVS = 1;
+ TRNVLS = 0;
+
+ /* Start new data section. Sect is the section number. */
+
+ while (true) {
+ long sect = GETNUM(database);
+ OLDLOC = -1;
+ switch (sect) {
+ case 0:
+ return (0);
+ case 1:
+ read_messages(database, sect);
+ break;
+ case 2:
+ read_messages(database, sect);
+ break;
+ case 3:
+ read_section3_stuff(database);
+ break;
+ case 4:
+ read_vocabulary(database);
+ break;
+ case 5:
+ read_messages(database, sect);
+ break;
+ case 6:
+ read_messages(database, sect);
+ break;
+ case 7:
+ read_initial_locations(database);
+ break;
+ case 8:
+ read_action_verb_message_nr(database);
+ break;
+ case 9:
+ read_conditions(database);
+ break;
+ case 10:
+ read_messages(database, sect);
+ break;
+ case 11:
+ read_hints(database);
+ break;
+ case 12:
+ break;
+ case 13:
+ read_sound_text(database);
+ break;
+ case 14:
+ read_messages(database, sect);
+ break;
+ default:
+ BUG(INVALID_SECTION_NUMBER_IN_DATABASE);
+ }
+ }
+}
/* Finish constructing internal data format */
* whether the abbreviated description is printed. Counts modulo 5
* unless "LOOK" is used. */
-void write_0d(FILE* c_file, FILE* header_file, long single, char* varname)
+static void write_1d(FILE* header_file, long array[], long dim, const char* varname)
{
- fprintf(c_file, "long %s = %ld;\n", varname, single);
- fprintf(header_file, "extern long %s;\n", varname);
-}
-
-void write_1d(FILE* c_file, FILE* header_file, long array[], long dim, char* varname)
-{
- fprintf(c_file, "long %s[] = {\n", varname);
- for (int i = 0; i < dim; ++i)
- {
- if (i % 10 == 0)
- {
- if (i > 0)
- fprintf(c_file, "\n");
- fprintf(c_file, " ");
- }
- fprintf(c_file, "%ld, ", array[i]);
+ fprintf(header_file, "LOCATION long %s[] INITIALIZE(= {\n", varname);
+ for (int i = 0; i < dim; ++i) {
+ if (i % 10 == 0) {
+ if (i > 0)
+ fprintf(header_file, "\n");
+ fprintf(header_file, " ");
+ }
+ fprintf(header_file, "%ld, ", array[i]);
}
- fprintf(c_file, "\n};\n");
- fprintf(header_file, "extern long %s[%ld];\n", varname, dim);
+ fprintf(header_file, "\n});\n");
}
-void write_hints(FILE* c_file, FILE* header_file, long matrix[][HINTLEN], long dim1, long dim2, char* varname)
+static void write_file(FILE* header_file)
{
- fprintf(c_file, "long %s[][%ld] = {\n", varname, dim2);
- for (int i = 0; i < dim1; ++i)
- {
- fprintf(c_file, " {");
- for (int j = 0; j < dim2; ++j)
- {
- fprintf(c_file, "%ld, ", matrix[i][j]);
- }
- fprintf(c_file, "},\n");
- }
- fprintf(c_file, "};\n");
- fprintf(header_file, "extern long %s[%ld][%ld];\n", varname, dim1, dim2);
+ fprintf(header_file, "#ifndef DATABASE_H\n");
+ fprintf(header_file, "#define DATABASE_H\n");
+ fprintf(header_file, "\n");
+
+ fprintf(header_file, "#include \"common.h\"\n");
+ fprintf(header_file, "#define TABSIZ 330\n");
+ fprintf(header_file, "#define HNTSIZ 20\n");
+ fprintf(header_file, "#define TOKLEN %d\n", TOKLEN);
+ fprintf(header_file, "\n");
+
+ fprintf(header_file, "\n");
+ fprintf(header_file, "#ifdef DEFINE_GLOBALS_FROM_INCLUDES\n");
+ fprintf(header_file, "#define LOCATION\n");
+ fprintf(header_file, "#define INITIALIZE(...) __VA_ARGS__\n");
+ fprintf(header_file, "#else\n");
+ fprintf(header_file, "#define LOCATION extern\n");
+ fprintf(header_file, "#define INITIALIZE(...)\n");
+ fprintf(header_file, "#endif\n");
+ fprintf(header_file, "\n");
+
+ // content variables
+ write_1d(header_file, OBJSND, NOBJECTS + 1, "OBJSND");
+ write_1d(header_file, OBJTXT, NOBJECTS + 1, "OBJTXT");
+ write_1d(header_file, COND, LOCSIZ + 1, "COND");
+ write_1d(header_file, KEY, LOCSIZ + 1, "KEY");
+ write_1d(header_file, LOCSND, LOCSIZ + 1, "LOCSND");
+ write_1d(header_file, TRAVEL, TRVSIZ + 1, "TRAVEL");
+ write_1d(header_file, KTAB, TABSIZ + 1, "KTAB");
+ write_1d(header_file, ATAB, TABSIZ + 1, "ATAB");
+ write_1d(header_file, PLAC, NOBJECTS + 1, "PLAC");
+ write_1d(header_file, FIXD, NOBJECTS + 1, "FIXD");
+ write_1d(header_file, ACTSPK, VRBSIZ + 1, "ACTSPK");
+
+ fprintf(header_file, "#undef LOCATION\n");
+ fprintf(header_file, "#undef INITIALIZE\n");
+ fprintf(header_file, "#endif\n");
}
-void write_files(FILE* c_file, FILE* header_file)
+void bug(enum bugtype num, const char *error_string)
{
- int i, MAXDIE;
- for (i=0; i<=4; i++) {
- long x = 2*i+81;
- if(RTEXT[x] != 0)
- MAXDIE=i+1;
- }
-
- // preprocessor defines for the header
- fprintf(header_file, "#include \"sizes.h\"\n");
- fprintf(header_file, "#define RTXSIZ 277\n");
- fprintf(header_file, "#define CLSMAX 12\n");
- fprintf(header_file, "#define LINSIZ %d\n", LINSIZ);
- fprintf(header_file, "#define TRNSIZ 5\n");
- fprintf(header_file, "#define TABSIZ 330\n");
- fprintf(header_file, "#define VRBSIZ 35\n");
- fprintf(header_file, "#define HNTSIZ 20\n");
- fprintf(header_file, "#define TRVSIZ 885\n");
- fprintf(header_file, "#define TOKLEN %d\n", TOKLEN);
- fprintf(header_file, "#define HINTLEN %d\n", HINTLEN);
- fprintf(header_file, "#define MAXDIE %d\n", MAXDIE);
- fprintf(header_file, "\n");
-
- // include the header in the C file
- fprintf(c_file, "#include \"database.h\"\n");
- fprintf(c_file, "\n");
-
- // content variables
- write_0d(c_file, header_file, LINUSE, "LINUSE");
- write_0d(c_file, header_file, TRVS, "TRVS");
- write_0d(c_file, header_file, CLSSES, "CLSSES");
- write_0d(c_file, header_file, TRNVLS, "TRNVLS");
- write_0d(c_file, header_file, TABNDX, "TABNDX");
- write_0d(c_file, header_file, HNTMAX, "HNTMAX");
- write_1d(c_file, header_file, PTEXT, NOBJECTS + 1, "PTEXT");
- write_1d(c_file, header_file, RTEXT, RTXSIZ + 1, "RTEXT");
- write_1d(c_file, header_file, CTEXT, CLSMAX + 1, "CTEXT");
- write_1d(c_file, header_file, OBJSND, NOBJECTS + 1, "OBJSND");
- write_1d(c_file, header_file, OBJTXT, NOBJECTS + 1, "OBJTXT");
- write_1d(c_file, header_file, STEXT, LOCSIZ + 1, "STEXT");
- write_1d(c_file, header_file, LTEXT, LOCSIZ + 1, "LTEXT");
- write_1d(c_file, header_file, COND, LOCSIZ + 1, "COND");
- write_1d(c_file, header_file, KEY, LOCSIZ + 1, "KEY");
- write_1d(c_file, header_file, LOCSND, LOCSIZ + 1, "LOCSND");
- write_1d(c_file, header_file, LINES, LINSIZ + 1, "LINES");
- write_1d(c_file, header_file, CVAL, CLSMAX + 1, "CVAL");
- write_1d(c_file, header_file, TTEXT, TRNSIZ + 1, "TTEXT");
- write_1d(c_file, header_file, TRNVAL, TRNSIZ + 1, "TRNVAL");
- write_1d(c_file, header_file, TRAVEL, TRVSIZ + 1, "TRAVEL");
- write_1d(c_file, header_file, KTAB, TABSIZ + 1, "KTAB");
- write_1d(c_file, header_file, ATAB, TABSIZ + 1, "ATAB");
- write_1d(c_file, header_file, PLAC, NOBJECTS + 1, "PLAC");
- write_1d(c_file, header_file, FIXD, NOBJECTS + 1, "FIXD");
- write_1d(c_file, header_file, ACTSPK, VRBSIZ + 1, "ACTSPK");
- write_hints(c_file, header_file, HINTS, HNTSIZ + 1, 5, "HINTS");
+ fprintf(stderr, "Fatal error %d, %s.\n", num, error_string);
+ exit(EXIT_FAILURE);
}
-int main()
+int main(void)
{
- FILE* database = fopen("adventure.text", "r");
- read_database(database);
- fclose(database);
+ FILE* database = fopen("adventure.text", "r");
+ read_database(database);
+ fclose(database);
- FILE* c_file = fopen("database.c", "w");
- FILE* header_file = fopen("database.h", "w");
- write_files(c_file, header_file);
- fclose(c_file);
- fclose(header_file);
+ FILE* header_file = fopen("database.h", "w");
+ write_file(header_file);
+ fclose(header_file);
- return(EXIT_SUCCESS);
+ return (EXIT_SUCCESS);
}