WebSVN – SvarDOS – Diff – /svarlang.lib/trunk/tlumacz.c

 /*
  * Copyright (C) 2021-2023 Mateusz Viste
+ *
+ * Dictionary-based lookups contributed by Bernd Boeckmann, 2023
+ *
  * usage: tlumacz en fr pl etc
+ *
- * computes an out.lng file that contains all language ressources.
+ * computes an out.lng file that contains all language resources.
+ *
  */
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
 #include "svarlang.h"
 #define STRINGS_CAP 65000   /* string storage size in characters */
 #define DICT_CAP    10000   /* dictionary size in elements */
 /* read a single line from fd and fills it into dst, returns line length
  * ending CR/LF is trimmed, as well as any trailing spaces */
 static unsigned short readl(char *dst, size_t dstsz, FILE *fd) {
   unsigned short l, lastnonspace = 0;
   if (fgets(dst, (int)dstsz, fd) == NULL) return(0xffff); /* EOF */
   /* trim at first CR or LF and return len */
   for (l = 0; (dst[l] != 0) && (dst[l] != '\r') && (dst[l] != '\n'); l++) {
     if (dst[l] != ' ') lastnonspace = l;
+  }
   if (lastnonspace < l) l = lastnonspace + 1; /* rtrim */
   dst[l] = 0;
   return(l);
+}
 /* parse a line in format "[?]1.50:somestring". fills id and returns a pointer to
  * the actual string part on success, or NULL on error */
 static const char *parseline(unsigned short *id, const char *s) {
   int i;
   int dotpos = 0, colpos = 0, gotdigits = 0;
   /* strings prefixed by '?' are flagged as "dirty": ignore this flag here */
   if (*s == '?') s++;
   /* I must have a . and a : in the first 9 bytes */
   for (i = 0;; i++) {
     if (s[i] == '.') {
       if ((dotpos != 0) || (gotdigits == 0)) break;
       dotpos = i;
       gotdigits = 0;
     } else if (s[i] == ':') {
       if (gotdigits != 0) colpos = i;
       break;
     } else if ((s[i] < '0') || (s[i] > '9')) {
       break;
+    }
     gotdigits++;
+  }
   /* did I collect everything? */
   if ((dotpos == 0) || (colpos == 0)) return(NULL);
   *id = atoi(s);
   *id <<= 8;
   *id |= atoi(s + dotpos + 1);
   /* printf("parseline(): %04X = '%s'\r\n", *id, s + colpos + 1); */
   return(s + colpos + 1);
+}
 /* converts escape sequences like "\n" or "\t" into actual bytes, returns
  * the new length of the string. */
 static unsigned short unesc_string(char *linebuff) {
   unsigned short i;
   for (i = 0; linebuff[i] != 0; i++) {
     if (linebuff[i] != '\\') continue;
     memmove(linebuff + i, linebuff + i + 1, strlen(linebuff + i));
     if (linebuff[i] == 0) break;
     switch (linebuff[i]) {
       case 'e':
         linebuff[i] = 0x1B; /* ESC code, using hex because '\e' is not ANSI C */
         break;
       case 'n':
         linebuff[i] = '\n';
         break;
       case 'r':
         linebuff[i] = '\r';
         break;
       case 't':
         linebuff[i] = '\t';
         break;
+    }
+  }
   return(i);
+}
 #pragma pack(1)
 typedef struct dict_entry {
-    unsigned short id;
+  unsigned short id;
-    unsigned short offset;
+  unsigned short offset;
 } dict_entry_t;
 #pragma pack()
 typedef struct svl_lang {
   char id[2];
   unsigned short num_strings;
   dict_entry_t *dict;
   size_t dict_cap;
   char *strings;
   char *strings_end;
   size_t strings_cap;
 } svl_lang_t;
-static svl_lang_t * svl_lang_new(char langid[2], size_t dict_cap, size_t strings_cap)
+static svl_lang_t *svl_lang_new(const char langid[2], size_t dict_cap, size_t strings_cap) {
-{
   svl_lang_t *l;
   l = malloc(sizeof(svl_lang_t));
-  if (!l) return NULL;
+  if (!l) return(NULL);
   l->id[0] = (char)toupper(langid[0]);
   l->id[1] = (char)toupper(langid[1]);
   l->dict = malloc(dict_cap * sizeof(dict_entry_t));
-  if (!l->dict) {
+  if (!l->dict) return(NULL);
-    return NULL;
-  }
   l->dict_cap = dict_cap;
   l->num_strings = 0;
   l->strings = l->strings_end = malloc(strings_cap);
   if (!l->strings) {
     free(l->dict);
-    return NULL;
+    return(NULL);
+  }
   l->strings_cap = strings_cap;
-  return l;
+  return(l);
+}
 /* compacts the dict and string buffer */
-static void svl_compact_lang(svl_lang_t *l)
+static void svl_compact_lang(svl_lang_t *l) {
-{
   size_t bytes;
   bytes = l->strings_end - l->strings;
   if (bytes < l->strings_cap) {
     l->strings = l->strings_end = realloc(l->strings, bytes);
     l->strings_end += bytes;
     l->strings_cap = bytes;
+  }
   l->dict_cap = l->num_strings;
   l->dict = realloc(l->dict, l->dict_cap * sizeof(dict_entry_t));
+}
-static void svl_lang_free(svl_lang_t *l)
+static void svl_lang_free(svl_lang_t *l) {
-{
   l->num_strings = 0;
   if (l->dict) {
     free(l->dict);
     l->dict = NULL;
+  }
   if (l->strings) {
     free(l->strings);
     l->strings = l->strings_end = NULL;
+  }
   l->dict_cap = 0;
   l->strings_cap = 0;
+}
-static size_t svl_strings_bytes(svl_lang_t *l)
+static size_t svl_strings_bytes(const svl_lang_t *l) {
-{
-  return l->strings_end - l->strings;
+  return(l->strings_end - l->strings);
+}
-static size_t svl_dict_bytes(svl_lang_t *l)
+static size_t svl_dict_bytes(const svl_lang_t *l) {
-{
-  return l->num_strings * sizeof(dict_entry_t);
+  return(l->num_strings * sizeof(dict_entry_t));
+}
-static int svl_add_str(svl_lang_t *l, unsigned short id, const char *s)
+static int svl_add_str(svl_lang_t *l, unsigned short id, const char *s) {
-{
   size_t len = strlen(s) + 1;
   size_t cursor;
-  if (l->strings_cap < svl_strings_bytes(l) + len ||
-      l->dict_cap < (l->num_strings + 1) * sizeof(dict_entry_t)) {
+  if ((l->strings_cap < svl_strings_bytes(l) + len) || (l->dict_cap < (l->num_strings + 1) * sizeof(dict_entry_t))) {
-    return 0;
+    return(0);
+  }
   /* find dictionary insert position, search backwards in assumption
      that in translation files, strings are generally ordered ascending */
   for (cursor = l->num_strings; cursor > 0 && l->dict[cursor-1].id > id; cursor--);
   memmove(&(l->dict[cursor+1]), &(l->dict[cursor]), sizeof(dict_entry_t)*(l->num_strings - cursor));
   l->dict[cursor].id = id;
   l->dict[cursor].offset = l->strings_end - l->strings;
   memcpy(l->strings_end, s, len);
   l->strings_end += len;
   l->num_strings++;
-  return 1;
+  return(1);
+}
-static int svl_find(svl_lang_t *l, unsigned short id)
+static int svl_find(const svl_lang_t *l, unsigned short id) {
-{
-   size_t left = 0, right = l->num_strings - 1, x;
+  size_t left = 0, right = l->num_strings - 1, x;
-   unsigned short v;
+  unsigned short v;
-   if (l->num_strings == 0) return 0;
+  if (l->num_strings == 0) return(0);
-   while (left <= right ) {
+  while (left <= right ) {
-      x = left + ( (right - left ) >> 2 );
+    x = left + ( (right - left ) >> 2 );
-      v = l->dict[x].id;
+    v = l->dict[x].id;
-      if ( id == v ) return 1;
+    if ( id == v ) {
+      return(1);
-      else if ( id > v ) left = x + 1;
+    } else if (id > v) {
+      left = x + 1;
+    } else {
-      else right = x - 1;
+      right = x - 1;
-   }
+    }
+  }
-   return 0;
+  return(0);
+}
 /* opens a CATS-style file and compiles it into a ressources lang block
  * returns 0 on error, or the size of the generated data block otherwise */
 static unsigned short svl_lang_from_cats_file(svl_lang_t *l, svl_lang_t *refl) {
   unsigned short linelen;
   FILE *fd;
   char fname[] = "xx.txt";
   static char linebuf[8192];
   const char *ptr;
   unsigned short id, maxid=0, maxid_line, linecount;
   int i;
   fname[strlen(fname) - 6] = (char)tolower( l->id[0] );
   fname[strlen(fname) - 5] = (char)tolower( l->id[1] );
   fd = fopen(fname, "rb");
   if (fd == NULL) {
     printf("ERROR: FAILED TO OPEN '%s'\r\n", fname);
     return(0);
+  }
   for (linecount = 1;; linecount++) {
     linelen = readl(linebuf, sizeof(linebuf), fd);
     if (linelen == 0xffff) break; /* EOF */
     if ((linelen == 0) || (linebuf[0] == '#')) continue;
     /* convert escaped chars to actual bytes (\n -> newline, etc) */
     linelen = unesc_string(linebuf);
     /* read id and get ptr to actual string ("1.15:string") */
     ptr = parseline(&id, linebuf);
     /* handle malformed lines */
     if (ptr == NULL) {
       printf("WARNING: %s[#%u] is malformed (linelen = %u):\r\n", fname, linecount, linelen);
       puts(linebuf);
       continue;
+    }
     /* ignore empty strings (but emit a warning) */
     if (ptr[0] == 0) {
       printf("WARNING: %s[#%u] ignoring empty string %u.%u\r\n", fname, linecount, id >> 8, id & 0xff);
       continue;
+    }
     /* warn about dirty lines */
     if (linebuf[0] == '?') {
       printf("WARNING: %s[#%u] string id %u.%u is flagged as 'dirty'\r\n", fname, linecount, id >> 8, id & 0xff);
+    }
     /* add the string contained in current line, if conditions are met */
     if (!svl_find(l, id)) {
-      if (refl == NULL || svl_find(refl, id)) {
+      if ((refl == NULL) || (svl_find(refl, id))) {
         if (!svl_add_str(l, id, ptr)) {
           printf("ERROR: %s[#%u] output size limit exceeded\r\n", fname, linecount);
           fclose(fd);
-          return 0;
+          return(0);
+        }
         if (id >= maxid) {
           maxid = id;
           maxid_line = linecount;
-        }
-        else {
+        } else {
           printf("WARNING:%s[#%u] file unsorted - line %u has higher id %u.%u\r\n", fname, linecount, maxid_line, maxid >> 8, maxid & 0xff);
+        }
-      }
-      else {
+      } else {
         printf("WARNING: %s[#%u] has an invalid id (%u.%u not present in ref lang)\r\n", fname, linecount, id >> 8, id & 0xff);
+      }
-    }
-    else {
+    } else {
       printf("WARNING: %s[#%u] has a duplicated id (%u.%u)\r\n", fname, linecount, id >> 8, id & 0xff);
+    }
+  }
   fclose(fd);
   /* if reflang provided, pull missing strings from it */
   if (refl != NULL) {
     for (i = 0; i < refl->num_strings; i++) {
       id = refl->dict[i].id;
       if (!svl_find(l, id)) {
         printf("WARNING: %s is missing string %u.%u (pulled from ref lang)\r\n", fname, id >> 8, id & 0xff);
         if (!svl_add_str(l, id, refl->strings + refl->dict[i].offset)) {
           printf("ERROR: %s[#%u] output size limit exceeded\r\n", fname, linecount);
-          return 0;
+          return(0);
+        }
+      }
+    }
+  }
   return(svl_strings_bytes(l));
+}
-static int svl_write_header(unsigned short num_strings, FILE *fd)
+static int svl_write_header(unsigned short num_strings, FILE *fd) {
-{
-  return (fwrite("SvL\x1a", 1, 4, fd) == 4) &&
-          (fwrite(&num_strings, 1, 2, fd) == 2);
+  return((fwrite("SvL\x1a", 1, 4, fd) == 4) && (fwrite(&num_strings, 1, 2, fd) == 2));
+}
-static int svl_write_lang(svl_lang_t *l, FILE *fd)
+static int svl_write_lang(const svl_lang_t *l, FILE *fd) {
-{
   unsigned short strings_bytes = svl_strings_bytes(l);
-  return (fwrite(&l->id, 1, 2, fd) == 2) &&
+  return((fwrite(&l->id, 1, 2, fd) == 2) &&
          (fwrite(&strings_bytes, 1, 2, fd) == 2) &&
          (fwrite(l->dict, 1, svl_dict_bytes(l), fd) == svl_dict_bytes(l)) &&
-         (fwrite(l->strings, 1, svl_strings_bytes(l), fd) == svl_strings_bytes(l));
+         (fwrite(l->strings, 1, svl_strings_bytes(l), fd) == svl_strings_bytes(l)));
+}
-static int svl_write_c_source(svl_lang_t *l, const char *fn, unsigned short biggest_langsz)
+static int svl_write_c_source(const svl_lang_t *l, const char *fn, unsigned short biggest_langsz) {
-{
   FILE *fd;
   int i;
   unsigned short strings_bytes = svl_strings_bytes(l);
   unsigned short nextnlat = 0;
+  unsigned short allocsz;
   fd = fopen(fn, "wb");
   if (fd == NULL) {
     puts("ERROR: FAILED TO OPEN OR CREATE DEFLANG.C");
-    return 0;
+    return(0);
-  } else {
-    unsigned short allocsz = biggest_langsz + (biggest_langsz / 20);
-    printf("biggest lang block is %u bytes -> allocating a %u bytes buffer (5%% safety margin)\n", biggest_langsz,
-           allocsz);
-    fprintf(fd, "/* THIS FILE HAS BEEN GENERATED BY TLUMACZ (PART OF THE SVARLANG LIBRARY) */\r\n");
-    fprintf(fd, "const unsigned short svarlang_memsz = %uu;\r\n", allocsz);
-    fprintf(fd, "const unsigned short svarlang_string_count = %uu;\r\n\r\n", l->num_strings);
-    fprintf(fd, "char svarlang_mem[%u] = {\r\n", allocsz);
-    for (i = 0; i < strings_bytes; i++) {
-      if (!fprintf(fd, "0x%02x", l->strings[i])) {
-        fclose(fd);
-        return 0;
-      }
-      if (i + 1 < strings_bytes) fprintf(fd, ",");
-      nextnlat++;
-      if (l->strings[i] == '\0' || nextnlat == 16) {
-        fprintf(fd, "\r\n");
-        nextnlat = 0;
-      }
-    }
+  }
-    fprintf(fd, "};\r\n\r\n");
+  allocsz = biggest_langsz + (biggest_langsz / 20);
+  printf("biggest lang block is %u bytes -> allocating a %u bytes buffer (5%% safety margin)\n", biggest_langsz, allocsz);
+  fprintf(fd, "/* THIS FILE HAS BEEN GENERATED BY TLUMACZ (PART OF THE SVARLANG LIBRARY) */\r\n");
+  fprintf(fd, "const unsigned short svarlang_memsz = %uu;\r\n", allocsz);
-    fprintf(fd, "unsigned short svarlang_dict[%u] = {\r\n", l->num_strings * 2);
+  fprintf(fd, "const unsigned short svarlang_string_count = %uu;\r\n\r\n", l->num_strings);
+  fprintf(fd, "char svarlang_mem[%u] = {\r\n", allocsz);
-    for (i = 0; i < l->num_strings; i++) {
+  for (i = 0; i < strings_bytes; i++) {
-      if (!fprintf(fd, "0x%04x,0x%04x", l->dict[i].id, l->dict[i].offset)) {
+    if (!fprintf(fd, "0x%02x", l->strings[i])) {
-        fclose(fd);
+      fclose(fd);
-        return 0;
+      return(0);
-      }
+    }
-      if (i + 1 < l->num_strings) fprintf(fd, ",");
+    if (i + 1 < strings_bytes) fprintf(fd, ",");
+    nextnlat++;
+    if (l->strings[i] == '\0' || nextnlat == 16) {
       fprintf(fd, "\r\n");
+      nextnlat = 0;
+    }
+  }
-    fprintf(fd, "};\r\n");
+  fprintf(fd, "};\r\n\r\n");
+  fprintf(fd, "unsigned short svarlang_dict[%u] = {\r\n", l->num_strings * 2);
+  for (i = 0; i < l->num_strings; i++) {
+    if (!fprintf(fd, "0x%04x,0x%04x", l->dict[i].id, l->dict[i].offset)) {
-    fclose(fd);
+      fclose(fd);
+      return(0);
+    }
+    if (i + 1 < l->num_strings) fprintf(fd, ",");
+    fprintf(fd, "\r\n");
+  }
+  fprintf(fd, "};\r\n");
+  fclose(fd);
-  return 1;
+  return(1);
+}
 int main(int argc, char **argv) {
   FILE *fd;
   int ecode = 0;
-  svl_lang_t *lang, *reflang = NULL;
   int i;
   unsigned short biggest_langsz = 0;
+  svl_lang_t *lang, *reflang = NULL;
   if (argc < 2) {
     puts("tlumacz ver " SVARLANGVER " - this tool is part of the SvarLANG project.");
     puts("converts a set of CATS-style translations in files EN.TXT, PL.TXT, etc");
     puts("into a single resource file (OUT.LNG).");
     puts("");
     puts("usage: tlumacz en fr pl ...");
     return(1);
+  }
   fd = fopen("out.lng", "wb");
   if (fd == NULL) {
     puts("ERR: failed to open or create OUT.LNG");
     return(1);
+  }
   /* write lang blocks */
   for (i = 1; i < argc; i++) {
     unsigned short sz;
     char id[3];
     if (strlen(argv[i]) != 2) {
       printf("INVALID LANG SPECIFIED: %s\r\n", argv[i]);
       ecode = 1;
       break;
+    }
     id[0] = argv[i][0];
     id[1] = argv[i][1];
     id[2] = 0;
     if ((lang = svl_lang_new(id, DICT_CAP, STRINGS_CAP)) == NULL) {
       printf("OUT OF MEMORY\r\n");
       return(1);
+    }
     sz = svl_lang_from_cats_file(lang, reflang);
     if (sz == 0) {
       printf("ERROR COMPUTING LANG '%s'\r\n", id);
       ecode = 1;
       break;
     } else {
       printf("computed %s lang block of %u bytes\r\n", id, sz);
       if (sz > biggest_langsz) biggest_langsz = sz;
+    }
     svl_compact_lang(lang);
     /* write header if first (reference) language */
     if (i == 1) {
       if (!svl_write_header(lang->num_strings, fd)) {
         printf("ERROR WRITING TO OUTPUT FILE\r\n");
         ecode = 1;
         break;
+      }
+    }
     /* write lang ID to file, followed string table size, and then
        the dictionary and string table for current language */
     if (!svl_write_lang(lang, fd)) {
       printf("ERROR WRITING TO OUTPUT FILE\r\n");
       ecode = 1;
       break;
+    }
     /* remember reference data for other languages */
     if (i == 1) {
       reflang = lang;
-    }
-    else {
+    } else {
       svl_lang_free(lang);
       lang = NULL;
+    }
+  }
   /* compute the deflang.c file containing a dump of the reference block */
   if (!svl_write_c_source(reflang, "deflang.c", biggest_langsz)) {
     puts("ERROR: FAILED TO OPEN OR CREATE DEFLANG.C");
     ecode = 1;
+  }
   /* clean up */
   if (reflang) {
     svl_lang_free(reflang);
     reflang = NULL;
+  }
   return(ecode);
+}

Subversion Repositories SvarDOS

(root)/svarlang.lib/trunk/tlumacz.c – Rev 1293 → 1295