doc/libNX_X11/lcUniConv: Move over the rather-documentary files 8bit_tab_to_h.c and cjk_tab_to_h.c to nx-libs's doc/ folder.

2 files changed, 0 insertions, 1606 deletions

diff --git a/nx-X11/lib/X11/lcUniConv/8bit_tab_to_h.c b/nx-X11/lib/X11/lcUniConv/8bit_tab_to_h.c
deleted file mode 100644
index 993979aeb..000000000
--- a/nx-X11/lib/X11/lcUniConv/8bit_tab_to_h.c
+++ /dev/null
@@ -1,535 +0,0 @@
-
-/*
- * Generates an 8-bit character set table from a .TXT table as found on
- * ftp.unicode.org or from a table containing the 256 Unicode values as
- * hexadecimal integers.
- * Examples:
- *
- *   ./8bit_tab_to_h ISO-8859-1 iso8859_1 < tab8859_1
- *   ./8bit_tab_to_h ISO-8859-2 iso8859_2 < tab8859_2
- *   ./8bit_tab_to_h ISO-8859-3 iso8859_3 < tab8859_3
- *   ./8bit_tab_to_h ISO-8859-4 iso8859_4 < tab8859_4
- *   ./8bit_tab_to_h ISO-8859-5 iso8859_5 < tab8859_5
- *   ./8bit_tab_to_h ISO-8859-6 iso8859_6 < tab8859_6
- *   ./8bit_tab_to_h ISO-8859-7 iso8859_7 < tab8859_7
- *   ./8bit_tab_to_h ISO-8859-8 iso8859_8 < tab8859_8
- *   ./8bit_tab_to_h ISO-8859-9 iso8859_9 < tab8859_9
- *   ./8bit_tab_to_h ISO-8859-10 iso8859_10 < tab8859_10
- *   ./8bit_tab_to_h ISO-8859-14 iso8859_14 < tab8859_14
- *   ./8bit_tab_to_h ISO-8859-15 iso8859_15 < tab8859_15
- *   ./8bit_tab_to_h JISX0201.1976-0 jisx0201 < jis0201
- *   ./8bit_tab_to_h TIS620-0 tis620 < tabtis620
- *   ./8bit_tab_to_h KOI8-R koi8_r < tabkoi8_r
- *   ./8bit_tab_to_h KOI8-U koi8_u < tabkoi8_u
- *   ./8bit_tab_to_h ARMSCII-8 armscii_8 < tabarmscii_8
- *   ./8bit_tab_to_h CP1133 cp1133 < tabibm_cp1133
- *   ./8bit_tab_to_h MULELAO-1 mulelao < tabmulelao_1
- *   ./8bit_tab_to_h VISCII1.1-1 viscii1 < tabviscii
- *   ./8bit_tab_to_h TCVN-5712 tcvn < tabtcvn
- *   ./8bit_tab_to_h GEORGIAN-ACADEMY georgian_ac < tabgeorgian_academy
- *   ./8bit_tab_to_h GEORGIAN-PS georgian_ps < tabgeorgian_ps
- *
- *   ./8bit_tab_to_h ISO-8859-1 iso8859_1 < 8859-1.TXT
- *   ./8bit_tab_to_h ISO-8859-2 iso8859_2 < 8859-2.TXT
- *   ./8bit_tab_to_h ISO-8859-3 iso8859_3 < 8859-3.TXT
- *   ./8bit_tab_to_h ISO-8859-4 iso8859_4 < 8859-4.TXT
- *   ./8bit_tab_to_h ISO-8859-5 iso8859_5 < 8859-5.TXT
- *   ./8bit_tab_to_h ISO-8859-6 iso8859_6 < 8859-6.TXT
- *   ./8bit_tab_to_h ISO-8859-7 iso8859_7 < 8859-7.TXT
- *   ./8bit_tab_to_h ISO-8859-8 iso8859_8 < 8859-8.TXT
- *   ./8bit_tab_to_h ISO-8859-9 iso8859_9 < 8859-9.TXT
- *   ./8bit_tab_to_h ISO-8859-10 iso8859_10 < 8859-10.TXT
- *   ./8bit_tab_to_h ISO-8859-14 iso8859_14 < 8859-14.TXT
- *   ./8bit_tab_to_h ISO-8859-15 iso8859_15 < 8859-15.TXT
- *   ./8bit_tab_to_h JISX0201.1976-0 jisx0201 < JIS0201.TXT
- *   ./8bit_tab_to_h KOI8-R koi8_r < KOI8-R.TXT
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <string.h>
-
-int main (int argc, char *argv[])
-{
-  const char* charsetname;
-  const char* c_charsetname;
-  const char* filename;
-  const char* directory;
-  int charset2uni[0x100];
-
-  if (argc != 3 && argc != 4 && argc != 5)
-    exit(1);
-  charsetname = argv[1];
-  c_charsetname = argv[2];
-  if (argc > 3) {
-    filename = argv[3];
-  } else {
-    char* s = malloc(strlen(c_charsetname)+strlen(".h")+1);
-    strcpy(s,c_charsetname); strcat(s,".h");
-    filename = s;
-  }
-  directory = (argc > 4 ? argv[4] : "");
-
-  fprintf(stderr, "Creating %s%s\n", directory, filename);
-
-  {
-    int i, c;
-    c = getc(stdin);
-    ungetc(c,stdin);
-    if (c == '#') {
-      /* Read a unicode.org style .TXT file. */
-      for (i = 0; i < 0x100; i++)
-        charset2uni[i] = 0xfffd;
-      for (;;) {
-        c = getc(stdin);
-        if (c == EOF)
-          break;
-        if (c == '\n' || c == ' ' || c == '\t')
-          continue;
-        if (c == '#') {
-          do { c = getc(stdin); } while (!(c == EOF || c == '\n'));
-          continue;
-        }
-        ungetc(c,stdin);
-        if (scanf("0x%x", &i) != 1 || !(i >= 0 && i < 0x100))
-          exit(1);
-        do { c = getc(stdin); } while (c == ' ' || c == '\t');
-        if (c != EOF)
-          ungetc(c,stdin);
-        if (c == '\n' || c == '#')
-          continue;
-        if (scanf("0x%x", &charset2uni[i]) != 1)
-          exit(1);
-      }
-    } else {
-      /* Read a table of hexadecimal Unicode values. */
-      for (i = 0; i < 0x100; i++) {
-        if (scanf("%x", &charset2uni[i]) != 1)
-          exit(1);
-        if (charset2uni[i] < 0 || charset2uni[i] == 0xffff)
-          charset2uni[i] = 0xfffd;
-      }
-      if (scanf("%x", &i) != EOF)
-        exit(1);
-    }
-  }
-
-  /* Write the output file. */
-  {
-    FILE* f;
-
-    {
-      char* fname = malloc(strlen(directory)+strlen(filename)+1);
-      strcpy(fname,directory); strcat(fname,filename);
-      f = fopen(fname,"w");
-      if (f == NULL)
-        exit(1);
-    }
-
-    fprintf(f, "\n");
-    fprintf(f, "/*\n");
-    fprintf(f, " * %s\n", charsetname);
-    fprintf(f, " */\n");
-    fprintf(f, "\n");
-
-    {
-      int i, i1, i2, i3;
-      int line[16];
-      int tableno;
-      struct { int minline; int maxline; } tables[16];
-      bool some_invalid;
-      bool final_ret_reached;
-
-      for (i1 = 0; i1 < 16; i1++) {
-        bool all_invalid = true;
-        bool all_identity = true;
-        for (i2 = 0; i2 < 16; i2++) {
-          i = 16*i1+i2;
-          if (charset2uni[i] != 0xfffd)
-            all_invalid = false;
-          if (charset2uni[i] != i)
-            all_identity = false;
-        }
-        if (all_invalid)
-          line[i1] = -2;
-        else if (all_identity)
-          line[i1] = -1;
-        else
-          line[i1] = 0;
-      }
-      tableno = 0;
-      for (i1 = 0; i1 < 16; i1++) {
-        if (line[i1] >= 0) {
-          if (i1 > 0 && tableno > 0 && line[i1-1] == tableno-1) {
-            line[i1] = tableno-1;
-            tables[tableno-1].maxline = i1;
-          } else {
-            tableno++;
-            line[i1] = tableno-1;
-            tables[tableno-1].minline = tables[tableno-1].maxline = i1;
-          }
-        }
-      }
-      some_invalid = false;
-      for (i = 0; i < 0x100; i++)
-        if (charset2uni[i] == 0xfffd)
-          some_invalid = true;
-      if (tableno > 0) {
-        int t;
-        for (t = 0; t < tableno; t++) {
-          fprintf(f, "static const unsigned short %s_2uni", c_charsetname);
-          if (tableno > 1)
-            fprintf(f, "_%d", t+1);
-          fprintf(f, "[%d] = {\n", 16*(tables[t].maxline-tables[t].minline+1));
-          for (i1 = tables[t].minline; i1 <= tables[t].maxline; i1++) {
-            fprintf(f, "  /* 0x%02x */\n", 16*i1);
-            for (i2 = 0; i2 < 2; i2++) {
-              fprintf(f, " ");
-              for (i3 = 0; i3 < 8; i3++) {
-                i = 16*i1+8*i2+i3;
-                fprintf(f, " 0x%04x,", charset2uni[i]);
-              }
-              fprintf(f, "\n");
-            }
-          }
-          fprintf(f, "};\n");
-        }
-        fprintf(f, "\n");
-      }
-      final_ret_reached = false;
-      fprintf(f, "static int\n%s_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)\n", c_charsetname);
-      fprintf(f, "{\n");
-      fprintf(f, "  unsigned char c = *s;\n");
-      if (some_invalid) {
-        for (i1 = 0; i1 < 16;) {
-          int t = line[i1];
-          const char* indent;
-          for (i2 = i1; i2 < 16 && line[i2] == t; i2++);
-          indent = (i1 == 0 && i2 == 16 ? "  " : "    ");
-          if (i1 == 0) {
-            if (i2 == 16) {
-            } else {
-              fprintf(f, "  if (c < 0x%02x) {\n", 16*i2);
-            }
-          } else {
-            if (i2 == 16) {
-              fprintf(f, "  else {\n");
-            } else {
-              fprintf(f, "  else if (c < 0x%02x) {\n", 16*i2);
-            }
-          }
-          if (t == -2) {
-            final_ret_reached = true;
-          } else if (t == -1) {
-            fprintf(f, "%s*pwc = (ucs4_t) c;\n", indent);
-            fprintf(f, "%sreturn 1;\n", indent);
-          } else {
-            fprintf(f, "%s", indent);
-            some_invalid = false;
-            for (i = 16*i1; i < 16*i2; i++)
-              if (charset2uni[i] == 0xfffd)
-                some_invalid = true;
-            if (some_invalid)
-              fprintf(f, "unsigned short wc = ");
-            else
-              fprintf(f, "*pwc = (ucs4_t) ");
-            fprintf(f, "%s_2uni", c_charsetname);
-            if (tableno > 1)
-              fprintf(f, "_%d", t+1);
-            fprintf(f, "[c");
-            if (tables[t].minline > 0)
-              fprintf(f, "-0x%02x", 16*tables[t].minline);
-            fprintf(f, "];\n");
-            if (some_invalid) {
-              fprintf(f, "%sif (wc != 0xfffd) {\n", indent);
-              fprintf(f, "%s  *pwc = (ucs4_t) wc;\n", indent);
-              fprintf(f, "%s  return 1;\n", indent);
-              fprintf(f, "%s}\n", indent);
-              final_ret_reached = true;
-            } else {
-              fprintf(f, "%sreturn 1;\n", indent);
-            }
-          }
-          if (!(i1 == 0 && i2 == 16))
-            fprintf(f, "  }\n");
-          i1 = i2;
-        }
-        if (final_ret_reached)
-          fprintf(f, "  return RET_ILSEQ;\n");
-      } else {
-        for (i1 = 0; i1 < 16;) {
-          int t = line[i1];
-          for (i2 = i1; i2 < 16 && line[i2] == t; i2++);
-          if (i1 == 0) {
-            if (i2 == 16) {
-              fprintf(f, "  ");
-            } else {
-              fprintf(f, "  if (c < 0x%02x)\n    ", 16*i2);
-            }
-          } else {
-            if (i2 == 16) {
-              fprintf(f, "  else\n    ");
-            } else {
-              fprintf(f, "  else if (c < 0x%02x)\n    ", 16*i2);
-            }
-          }
-          if (t == -1)
-            fprintf(f, "*pwc = (ucs4_t) c;\n");
-          else {
-            fprintf(f, "*pwc = (ucs4_t) %s_2uni", c_charsetname);
-            if (tableno > 1)
-              fprintf(f, "_%d", t+1);
-            fprintf(f, "[c");
-            if (tables[t].minline > 0)
-              fprintf(f, "-0x%02x", 16*tables[t].minline);
-            fprintf(f, "];\n");
-          }
-          i1 = i2;
-        }
-        fprintf(f, "  return 1;\n");
-      }
-      fprintf(f, "}\n");
-
-    }
-
-    fprintf(f, "\n");
-
-    {
-      int uni2charset[0x10000];
-      bool pages[0x100];
-      int line[0x2000];
-      int tableno;
-      struct { int minline; int maxline; int usecount; const char* suffix; } tables[0x2000];
-      bool need_c;
-      bool fix_0000;
-      int i, j, p, j1, j2, t;
-
-      for (j = 0; j < 0x10000; j++)
-        uni2charset[j] = 0;
-      for (p = 0; p < 0x100; p++)
-        pages[p] = false;
-      for (i = 0; i < 0x100; i++) {
-        j = charset2uni[i];
-        if (j != 0xfffd) {
-          uni2charset[j] = i;
-          pages[j>>8] = true;
-        }
-      }
-      for (j1 = 0; j1 < 0x2000; j1++) {
-        bool all_invalid = true;
-        bool all_identity = true;
-        for (j2 = 0; j2 < 8; j2++) {
-          j = 8*j1+j2;
-          if (uni2charset[j] != 0)
-            all_invalid = false;
-          if (uni2charset[j] != j)
-            all_identity = false;
-        }
-        if (all_invalid)
-          line[j1] = -2;
-        else if (all_identity)
-          line[j1] = -1;
-        else
-          line[j1] = 0;
-      }
-      tableno = 0;
-      for (j1 = 0; j1 < 0x2000; j1++) {
-        if (line[j1] >= 0) {
-          if (tableno > 0
-              && ((j1 > 0 && line[j1-1] == tableno-1)
-                  || ((tables[tableno-1].maxline >> 5) == (j1 >> 5)
-                      && j1 - tables[tableno-1].maxline <= 8))) {
-            line[j1] = tableno-1;
-            tables[tableno-1].maxline = j1;
-          } else {
-            tableno++;
-            line[j1] = tableno-1;
-            tables[tableno-1].minline = tables[tableno-1].maxline = j1;
-          }
-        }
-      }
-      for (t = 0; t < tableno; t++) {
-        tables[t].usecount = 0;
-        j1 = 8*tables[t].minline;
-        j2 = 8*(tables[t].maxline+1);
-        for (j = j1; j < j2; j++)
-          if (uni2charset[j] != 0)
-            tables[t].usecount++;
-      }
-      for (t = 0, p = -1, i = 0; t < tableno; t++) {
-        if (tables[t].usecount > 1) {
-          char* s;
-          if (p == tables[t].minline >> 5) {
-            s = malloc(5+1);
-            sprintf(s, "%02x_%d", p, ++i);
-          } else {
-            p = tables[t].minline >> 5;
-            s = malloc(2+1);
-            sprintf(s, "%02x", p);
-          }
-          tables[t].suffix = s;
-        } else
-          tables[t].suffix = NULL;
-      }
-      {
-        p = -1;
-        for (t = 0; t < tableno; t++)
-          if (tables[t].usecount > 1) {
-            p = 0;
-            fprintf(f, "static const unsigned char %s_page%s[%d] = {\n", c_charsetname, tables[t].suffix, 8*(tables[t].maxline-tables[t].minline+1));
-            for (j1 = tables[t].minline; j1 <= tables[t].maxline; j1++) {
-              if ((j1 % 0x20) == 0 && j1 > tables[t].minline)
-                fprintf(f, "  /* 0x%04x */\n", 8*j1);
-              fprintf(f, " ");
-              for (j2 = 0; j2 < 8; j2++) {
-                j = 8*j1+j2;
-                fprintf(f, " 0x%02x,", uni2charset[j]);
-              }
-              fprintf(f, " /* 0x%02x-0x%02x */\n", 8*(j1 % 0x20), 8*(j1 % 0x20)+7);
-            }
-            fprintf(f, "};\n");
-          }
-        if (p >= 0)
-          fprintf(f, "\n");
-      }
-      need_c = false;
-      for (j1 = 0; j1 < 0x2000;) {
-        t = line[j1];
-        for (j2 = j1; j2 < 0x2000 && line[j2] == t; j2++);
-        if (t >= 0)
-          j2 = tables[t].maxline+1;
-        if (!(t == -2 || (t == -1 && j1 == 0)))
-          need_c = true;
-        j1 = j2;
-      }
-      fix_0000 = false;
-      fprintf(f, "static int\n%s_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)\n", c_charsetname);
-      fprintf(f, "{\n");
-      if (need_c)
-        fprintf(f, "  unsigned char c = 0;\n");
-      for (j1 = 0; j1 < 0x2000;) {
-        t = line[j1];
-        for (j2 = j1; j2 < 0x2000 && line[j2] == t; j2++);
-        if (t >= 0) {
-          if (j1 != tables[t].minline) abort();
-          if (j2 > tables[t].maxline+1) abort();
-          j2 = tables[t].maxline+1;
-        }
-        if (t == -2) {
-        } else {
-          if (j1 == 0)
-            fprintf(f, "  ");
-          else
-            fprintf(f, "  else ");
-          if (t >= 0 && tables[t].usecount == 0) abort();
-          if (t >= 0 && tables[t].usecount == 1) {
-            if (j2 != j1+1) abort();
-            for (j = 8*j1; j < 8*j2; j++)
-              if (uni2charset[j] != 0) {
-                fprintf(f, "if (wc == 0x%04x)\n    c = 0x%02x;\n", j, uni2charset[j]);
-                break;
-              }
-          } else {
-            if (j1 == 0) {
-              fprintf(f, "if (wc < 0x%04x)", 8*j2);
-            } else {
-              fprintf(f, "if (wc >= 0x%04x && wc < 0x%04x)", 8*j1, 8*j2);
-            }
-            if (t == -1) {
-              if (j1 == 0)
-                /* If wc == 0, the function must return 1, not -1. */
-                fprintf(f, " {\n    *r = wc;\n    return 1;\n  }\n");
-              else
-                fprintf(f, "\n    c = wc;\n");
-            } else {
-              fprintf(f, "\n    c = %s_page%s[wc", c_charsetname, tables[t].suffix);
-              if (tables[t].minline > 0)
-                fprintf(f, "-0x%04x", 8*j1);
-              fprintf(f, "];\n");
-              if (j1 == 0 && uni2charset[0] == 0)
-                /* If wc == 0, the function must return 1, not -1. */
-                fix_0000 = true;
-            }
-          }
-        }
-        j1 = j2;
-      }
-      if (need_c) {
-        if (fix_0000)
-          fprintf(f, "  if (c != 0 || wc == 0) {\n");
-        else
-          fprintf(f, "  if (c != 0) {\n");
-        fprintf(f, "    *r = c;\n");
-        fprintf(f, "    return 1;\n");
-        fprintf(f, "  }\n");
-      }
-      fprintf(f, "  return RET_ILSEQ;\n");
-      fprintf(f, "}\n");
-
-    }
-
-    if (ferror(f) || fclose(f))
-      exit(1);
-  }
-
-#if 0
-
-    int i1, i2, i3, i1_min, i1_max, j1, j2;
-
-  i1_min = 16;
-  i1_max = -1;
-  for (i1 = 0; i1 < 16; i1++)
-    for (i2 = 0; i2 < 16; i2++)
-      if (charset2uni[16*i1+i2] != 0xfffd) {
-        if (i1_min > i1) i1_min = i1;
-        if (i1_max < i1) i1_max = i1;
-      }
-  printf("static const unsigned short %s_2uni[%d] = {\n",
-         name, 16*(i1_max-i1_min+1));
-  for (i1 = i1_min; i1 <= i1_max; i1++) {
-    printf("  /""* 0x%02x *""/\n", 16*i1);
-    for (i2 = 0; i2 < 2; i2++) {
-      printf("  ");
-      for (i3 = 0; i3 < 8; i3++) {
-        if (i3 > 0) printf(" ");
-        printf("0x%04x,", charset2uni[16*i1+8*i2+i3]);
-      }
-      printf("\n");
-    }
-  }
-  printf("};\n");
-  printf("\n");
-
-  for (p = 0; p < 0x100; p++)
-    pages[p] = 0;
-  for (i = 0; i < 0x100; i++)
-    if (charset2uni[i] != 0xfffd)
-      pages[charset2uni[i]>>8] = 1;
-  for (p = 0; p < 0x100; p++)
-    if (pages[p]) {
-      int j1_min = 32;
-      int j1_max = -1;
-      for (j1 = 0; j1 < 32; j1++)
-        for (j2 = 0; j2 < 8; j2++)
-          if (uni2charset[256*p+8*j1+j2] != 0) {
-            if (j1_min > j1) j1_min = j1;
-            if (j1_max < j1) j1_max = j1;
-          }
-      printf("static const unsigned char %s_page%02x[%d] = {\n",
-             name, p, 8*(j1_max-j1_min+1));
-      for (j1 = j1_min; j1 <= j1_max; j1++) {
-        printf("  ");
-        for (j2 = 0; j2 < 8; j2++)
-          printf("0x%02x, ", uni2charset[256*p+8*j1+j2]);
-        printf("/""* 0x%02x-0x%02x *""/\n", 8*j1, 8*j1+7);
-      }
-      printf("};\n");
-    }
-  printf("\n");
-
-}
-#endif
-
-  exit(0);
-}
diff --git a/nx-X11/lib/X11/lcUniConv/cjk_tab_to_h.c b/nx-X11/lib/X11/lcUniConv/cjk_tab_to_h.c
deleted file mode 100644
index f70fe5e11..000000000
--- a/nx-X11/lib/X11/lcUniConv/cjk_tab_to_h.c
+++ /dev/null
@@ -1,1071 +0,0 @@
-
-/*
- * Generates a CJK character set table from a .TXT table as found on
- * ftp.unicode.org or in the X nls directory.
- * Examples:
- *
- *   ./cjk_tab_to_h GB2312.1980-0 gb2312 > gb2312.h < gb2312
- *   ./cjk_tab_to_h JISX0208.1983-0 jisx0208 > jisx0208.h < jis0208
- *   ./cjk_tab_to_h KSC5601.1987-0 ksc5601 > ksc5601.h < ksc5601
- *
- *   ./cjk_tab_to_h GB2312.1980-0 gb2312 > gb2312.h < GB2312.TXT
- *   ./cjk_tab_to_h JISX0208.1983-0 jisx0208 > jisx0208.h < JIS0208.TXT
- *   ./cjk_tab_to_h JISX0212.1990-0 jisx0212 > jisx0212.h < JIS0212.TXT
- *   ./cjk_tab_to_h KSC5601.1987-0 ksc5601 > ksc5601.h < KSC5601.TXT
- *   ./cjk_tab_to_h KSX1001.1992-0 ksc5601 > ksc5601.h < KSX1001.TXT
- *
- *   ./cjk_tab_to_h BIG5 big5 > big5.h < BIG5.TXT
- *
- *   ./cjk_tab_to_h JOHAB johab > johab.h < JOHAB.TXT
- *
- *   ./cjk_tab_to_h BIG5HKSCS-0 big5hkscs >big5hkscs.h < BIG5HKSCS.TXT
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <string.h>
-
-typedef struct {
-  int start;
-  int end;
-} Block;
-
-typedef struct {
-  int rows;    /* number of possible values for the 1st byte */
-  int cols;    /* number of possible values for the 2nd byte */
-  int (*row_byte) (int row); /* returns the 1st byte value for a given row */
-  int (*col_byte) (int col); /* returns the 2nd byte value for a given col */
-  int (*byte_row) (int byte); /* converts a 1st byte value to a row, else -1 */
-  int (*byte_col) (int byte); /* converts a 2nd byte value to a col, else -1 */
-  const char* check_row_expr; /* format string for 1st byte value checking */
-  const char* check_col_expr; /* format string for 2nd byte value checking */
-  const char* byte_row_expr; /* format string for 1st byte value to row */
-  const char* byte_col_expr; /* format string for 2nd byte value to col */
-  int** charset2uni; /* charset2uni[0..rows-1][0..cols-1] is valid */
-  /* You'll understand the terms "row" and "col" when you buy Ken Lunde's book.
-     Once a row is fixed, choosing a "col" is the same as choosing a "cell". */
-  int* charsetpage; /* charsetpage[0..rows]: how large is a page for a row */
-  int ncharsetblocks;
-  Block* charsetblocks; /* blocks[0..nblocks-1] */
-  int* uni2charset; /* uni2charset[0x0000..0xffff] */
-} Encoding;
-
-/*
- * Outputs the file title.
- */
-static void output_title (const char *charsetname)
-{
-  printf("\n");
-  printf("/*\n");
-  printf(" * %s\n", charsetname);
-  printf(" */\n");
-  printf("\n");
-}
-
-/*
- * Reads the charset2uni table from standard input.
- */
-static void read_table (Encoding* enc)
-{
-  int row, col, i, i1, i2, c, j;
-
-  enc->charset2uni = malloc(enc->rows*sizeof(int*));
-  for (row = 0; row < enc->rows; row++)
-    enc->charset2uni[row] = malloc(enc->cols*sizeof(int));
-
-  for (row = 0; row < enc->rows; row++)
-    for (col = 0; col < enc->cols; col++)
-      enc->charset2uni[row][col] = 0xfffd;
-
-  c = getc(stdin);
-  ungetc(c,stdin);
-  if (c == '#') {
-    /* Read a unicode.org style .TXT file. */
-    for (;;) {
-      c = getc(stdin);
-      if (c == EOF)
-        break;
-      if (c == '\n' || c == ' ' || c == '\t')
-        continue;
-      if (c == '#') {
-        do { c = getc(stdin); } while (!(c == EOF || c == '\n'));
-        continue;
-      }
-      ungetc(c,stdin);
-      if (scanf("0x%x", &j) != 1)
-        exit(1);
-      i1 = j >> 8;
-      i2 = j & 0xff;
-      row = enc->byte_row(i1);
-      col = enc->byte_col(i2);
-      if (row < 0 || col < 0) {
-        fprintf(stderr, "lost entry for %02x %02x\n", i1, i2);
-        exit(1);
-      }
-      if (scanf(" 0x%x", &enc->charset2uni[row][col]) != 1)
-        exit(1);
-    }
-  } else {
-    /* Read a table of hexadecimal Unicode values. */
-    for (i1 = 32; i1 < 132; i1++)
-      for (i2 = 32; i2 < 132; i2++) {
-        i = scanf("%x", &j);
-        if (i == EOF)
-          goto read_done;
-        if (i != 1)
-          exit(1);
-        if (j < 0 || j == 0xffff)
-          j = 0xfffd;
-        if (j != 0xfffd) {
-          if (enc->byte_row(i1) < 0 || enc->byte_col(i2) < 0) {
-            fprintf(stderr, "lost entry at %02x %02x\n", i1, i2);
-            exit (1);
-          }
-          enc->charset2uni[enc->byte_row(i1)][enc->byte_col(i2)] = j;
-        }
-      }
-   read_done: ;
-  }
-}
-
-/*
- * Computes the charsetpage[0..rows] array.
- */
-static void find_charset2uni_pages (Encoding* enc)
-{
-  int row, col;
-
-  enc->charsetpage = malloc((enc->rows+1)*sizeof(int));
-
-  for (row = 0; row <= enc->rows; row++)
-    enc->charsetpage[row] = 0;
-
-  for (row = 0; row < enc->rows; row++) {
-    int used = 0;
-    for (col = 0; col < enc->cols; col++)
-      if (enc->charset2uni[row][col] != 0xfffd)
-        used = col+1;
-    enc->charsetpage[row] = used;
-  }
-}
-
-/*
- * Fills in nblocks and blocks.
- */
-static void find_charset2uni_blocks (Encoding* enc)
-{
-  int n, row, lastrow;
-
-  enc->charsetblocks = malloc(enc->rows*sizeof(Block));
-
-  n = 0;
-  for (row = 0; row < enc->rows; row++)
-    if (enc->charsetpage[row] > 0 && (row == 0 || enc->charsetpage[row-1] == 0)) {
-      for (lastrow = row; enc->charsetpage[lastrow+1] > 0; lastrow++);
-      enc->charsetblocks[n].start = row * enc->cols;
-      enc->charsetblocks[n].end = lastrow * enc->cols + enc->charsetpage[lastrow];
-      n++;
-    }
-  enc->ncharsetblocks = n;
-}
-
-/*
- * Outputs the charset to unicode table and function.
- */
-static void output_charset2uni (const char* name, Encoding* enc)
-{
-  int row, col, lastrow, col_max, i, i1_min, i1_max;
-
-  find_charset2uni_pages(enc);
-
-  find_charset2uni_blocks(enc);
-
-  for (row = 0; row < enc->rows; row++)
-    if (enc->charsetpage[row] > 0) {
-      if (row == 0 || enc->charsetpage[row-1] == 0) {
-        /* Start a new block. */
-        for (lastrow = row; enc->charsetpage[lastrow+1] > 0; lastrow++);
-        printf("static const unsigned short %s_2uni_page%02x[%d] = {\n",
-               name, enc->row_byte(row),
-               (lastrow-row) * enc->cols + enc->charsetpage[lastrow]);
-      }
-      printf("  /""* 0x%02x *""/\n ", enc->row_byte(row));
-      col_max = (enc->charsetpage[row+1] > 0 ? enc->cols : enc->charsetpage[row]);
-      for (col = 0; col < col_max; col++) {
-        printf(" 0x%04x,", enc->charset2uni[row][col]);
-        if ((col % 8) == 7 && (col+1 < col_max)) printf("\n ");
-      }
-      printf("\n");
-      if (enc->charsetpage[row+1] == 0) {
-        /* End a block. */
-        printf("};\n");
-      }
-    }
-  printf("\n");
-
-  printf("static int\n");
-  printf("%s_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)\n", name);
-  printf("{\n");
-  printf("  unsigned char c1 = s[0];\n");
-  printf("  if (");
-  for (i = 0; i < enc->ncharsetblocks; i++) {
-    i1_min = enc->row_byte(enc->charsetblocks[i].start / enc->cols);
-    i1_max = enc->row_byte((enc->charsetblocks[i].end-1) / enc->cols);
-    if (i > 0)
-      printf(" || ");
-    if (i1_min == i1_max)
-      printf("(c1 == 0x%02x)", i1_min);
-    else
-      printf("(c1 >= 0x%02x && c1 <= 0x%02x)", i1_min, i1_max);
-  }
-  printf(") {\n");
-  printf("    if (n >= 2) {\n");
-  printf("      unsigned char c2 = s[1];\n");
-  printf("      if (");
-  printf(enc->check_col_expr, "c2");
-  printf(") {\n");
-  printf("        unsigned int i = %d * (", enc->cols);
-  printf(enc->byte_row_expr, "c1");
-  printf(") + (");
-  printf(enc->byte_col_expr, "c2");
-  printf(");\n");
-  printf("        unsigned short wc = 0xfffd;\n");
-  for (i = 0; i < enc->ncharsetblocks; i++) {
-    printf("        ");
-    if (i > 0)
-      printf("} else ");
-    if (i < enc->ncharsetblocks-1)
-      printf("if (i < %d) ", enc->charsetblocks[i+1].start);
-    printf("{\n");
-    printf("          if (i < %d)\n", enc->charsetblocks[i].end);
-    printf("            wc = %s_2uni_page%02x[i", name, enc->row_byte(enc->charsetblocks[i].start / enc->cols));
-    if (enc->charsetblocks[i].start > 0)
-      printf("-%d", enc->charsetblocks[i].start);
-    printf("];\n");
-  }
-  printf("        }\n");
-  printf("        if (wc != 0xfffd) {\n");
-  printf("          *pwc = (ucs4_t) wc;\n");
-  printf("          return 2;\n");
-  printf("        }\n");
-  printf("      }\n");
-  printf("      return RET_ILSEQ;\n");
-  printf("    }\n");
-  printf("    return RET_TOOFEW(0);\n");
-  printf("  }\n");
-  printf("  return RET_ILSEQ;\n");
-  printf("}\n");
-  printf("\n");
-}
-
-/*
- * Computes the uni2charset[0x0000..0xffff] array.
- */
-static void invert (Encoding* enc)
-{
-  int row, col, j;
-
-  enc->uni2charset = malloc(0x10000*sizeof(int));
-
-  for (j = 0; j < 0x10000; j++)
-    enc->uni2charset[j] = 0;
-
-  for (row = 0; row < enc->rows; row++)
-    for (col = 0; col < enc->cols; col++) {
-      j = enc->charset2uni[row][col];
-      if (j != 0xfffd)
-        enc->uni2charset[j] = 0x100 * enc->row_byte(row) + enc->col_byte(col);
-    }
-}
-
-/*
- * Outputs the unicode to charset table and function, using a linear array.
- * (Suitable if the table is dense.)
- */
-static void output_uni2charset_dense (const char* name, Encoding* enc)
-{
-  /* Like in 8bit_tab_to_h.c */
-  bool pages[0x100];
-  int line[0x2000];
-  int tableno;
-  struct { int minline; int maxline; int usecount; } tables[0x2000];
-  bool first;
-  int row, col, j, p, j1, j2, t;
-
-  for (p = 0; p < 0x100; p++)
-    pages[p] = false;
-  for (row = 0; row < enc->rows; row++)
-    for (col = 0; col < enc->cols; col++) {
-      j = enc->charset2uni[row][col];
-      if (j != 0xfffd)
-        pages[j>>8] = true;
-    }
-  for (j1 = 0; j1 < 0x2000; j1++) {
-    bool all_invalid = true;
-    for (j2 = 0; j2 < 8; j2++) {
-      j = 8*j1+j2;
-      if (enc->uni2charset[j] != 0)
-        all_invalid = false;
-    }
-    if (all_invalid)
-      line[j1] = -1;
-    else
-      line[j1] = 0;
-  }
-  tableno = 0;
-  for (j1 = 0; j1 < 0x2000; j1++) {
-    if (line[j1] >= 0) {
-      if (tableno > 0
-          && ((j1 > 0 && line[j1-1] == tableno-1)
-              || ((tables[tableno-1].maxline >> 5) == (j1 >> 5)
-                  && j1 - tables[tableno-1].maxline <= 8))) {
-        line[j1] = tableno-1;
-        tables[tableno-1].maxline = j1;
-      } else {
-        tableno++;
-        line[j1] = tableno-1;
-        tables[tableno-1].minline = tables[tableno-1].maxline = j1;
-      }
-    }
-  }
-  for (t = 0; t < tableno; t++) {
-    tables[t].usecount = 0;
-    j1 = 8*tables[t].minline;
-    j2 = 8*(tables[t].maxline+1);
-    for (j = j1; j < j2; j++)
-      if (enc->uni2charset[j] != 0)
-        tables[t].usecount++;
-  }
-  {
-    p = -1;
-    for (t = 0; t < tableno; t++)
-      if (tables[t].usecount > 1) {
-        p = tables[t].minline >> 5;
-        printf("static const unsigned short %s_page%02x[%d] = {\n", name, p, 8*(tables[t].maxline-tables[t].minline+1));
-        for (j1 = tables[t].minline; j1 <= tables[t].maxline; j1++) {
-          if ((j1 % 0x20) == 0 && j1 > tables[t].minline)
-            printf("  /* 0x%04x */\n", 8*j1);
-          printf(" ");
-          for (j2 = 0; j2 < 8; j2++) {
-            j = 8*j1+j2;
-            printf(" 0x%04x,", enc->uni2charset[j]);
-          }
-          printf(" /*0x%02x-0x%02x*/\n", 8*(j1 % 0x20), 8*(j1 % 0x20)+7);
-        }
-        printf("};\n");
-      }
-    if (p >= 0)
-      printf("\n");
-  }
-  printf("static int\n%s_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)\n", name);
-  printf("{\n");
-  printf("  if (n >= 2) {\n");
-  printf("    unsigned short c = 0;\n");
-  first = true;
-  for (j1 = 0; j1 < 0x2000;) {
-    t = line[j1];
-    for (j2 = j1; j2 < 0x2000 && line[j2] == t; j2++);
-    if (t >= 0) {
-      if (j1 != tables[t].minline) abort();
-      if (j2 > tables[t].maxline+1) abort();
-      j2 = tables[t].maxline+1;
-      if (first)
-        printf("    ");
-      else
-        printf("    else ");
-      first = false;
-      if (tables[t].usecount == 0) abort();
-      if (tables[t].usecount == 1) {
-        if (j2 != j1+1) abort();
-        for (j = 8*j1; j < 8*j2; j++)
-          if (enc->uni2charset[j] != 0) {
-            printf("if (wc == 0x%04x)\n      c = 0x%02x;\n", j, enc->uni2charset[j]);
-            break;
-          }
-      } else {
-        if (j1 == 0) {
-          printf("if (wc < 0x%04x)", 8*j2);
-        } else {
-          printf("if (wc >= 0x%04x && wc < 0x%04x)", 8*j1, 8*j2);
-        }
-        printf("\n      c = %s_page%02x[wc", name, j1 >> 5);
-        if (tables[t].minline > 0)
-          printf("-0x%04x", 8*j1);
-        printf("];\n");
-      }
-    }
-    j1 = j2;
-  }
-  printf("    if (c != 0) {\n");
-  printf("      r[0] = (c >> 8); r[1] = (c & 0xff);\n");
-  printf("      return 2;\n");
-  printf("    }\n");
-  printf("    return RET_ILSEQ;\n");
-  printf("  }\n");
-  printf("  return RET_TOOSMALL;\n");
-  printf("}\n");
-}
-
-/*
- * Outputs the unicode to charset table and function, using a packed array.
- * (Suitable if the table is sparse.)
- */
-static void output_uni2charset_sparse (const char* name, Encoding* enc)
-{
-  bool pages[0x100];
-  Block pageblocks[0x100]; int npageblocks;
-  int indx2charset[0x10000];
-  int summary_indx[0x1000];
-  int summary_used[0x1000];
-  int i, row, col, j, p, j1, j2, indx;
-
-  /* Fill pages[0x100]. */
-  for (p = 0; p < 0x100; p++)
-    pages[p] = false;
-  for (row = 0; row < enc->rows; row++)
-    for (col = 0; col < enc->cols; col++) {
-      j = enc->charset2uni[row][col];
-      if (j != 0xfffd)
-        pages[j>>8] = true;
-    }
-
-#if 0
-  for (p = 0; p < 0x100; p++)
-    if (pages[p]) {
-      printf("static const unsigned short %s_page%02x[256] = {\n", name, p);
-      for (j1 = 0; j1 < 32; j1++) {
-        printf("  ");
-        for (j2 = 0; j2 < 8; j2++)
-          printf("0x%04x, ", enc->uni2charset[256*p+8*j1+j2]);
-        printf("/""*0x%02x-0x%02x*""/\n", 8*j1, 8*j1+7);
-      }
-      printf("};\n");
-    }
-  printf("\n");
-#endif
-
-  /* Fill summary_indx[] and summary_used[]. */
-  indx = 0;
-  for (j1 = 0; j1 < 0x1000; j1++) {
-    summary_indx[j1] = indx;
-    summary_used[j1] = 0;
-    for (j2 = 0; j2 < 16; j2++) {
-      j = 16*j1+j2;
-      if (enc->uni2charset[j] != 0) {
-        indx2charset[indx++] = enc->uni2charset[j];
-        summary_used[j1] |= (1 << j2);
-      }
-    }
-  }
-
-  /* Fill npageblocks and pageblocks[]. */
-  npageblocks = 0;
-  for (p = 0; p < 0x100; ) {
-    if (pages[p] && (p == 0 || !pages[p-1])) {
-      pageblocks[npageblocks].start = 16*p;
-      do p++; while (p < 0x100 && pages[p]);
-      j1 = 16*p;
-      while (summary_used[j1-1] == 0) j1--;
-      pageblocks[npageblocks].end = j1;
-      npageblocks++;
-    } else
-      p++;
-  }
-
-  printf("static const unsigned short %s_2charset[%d] = {\n", name, indx);
-  for (i = 0; i < indx; ) {
-    if ((i % 8) == 0) printf(" ");
-    printf(" 0x%04x,", indx2charset[i]);
-    i++;
-    if ((i % 8) == 0 || i == indx) printf("\n");
-  }
-  printf("};\n");
-  printf("\n");
-  for (i = 0; i < npageblocks; i++) {
-    printf("static const Summary16 %s_uni2indx_page%02x[%d] = {\n", name,
-           pageblocks[i].start/16, pageblocks[i].end-pageblocks[i].start);
-    for (j1 = pageblocks[i].start; j1 < pageblocks[i].end; ) {
-      if (((16*j1) % 0x100) == 0) printf("  /""* 0x%04x *""/\n", 16*j1);
-      if ((j1 % 4) == 0) printf(" ");
-      printf(" { %4d, 0x%04x },", summary_indx[j1], summary_used[j1]);
-      j1++;
-      if ((j1 % 4) == 0 || j1 == pageblocks[i].end) printf("\n");
-    }
-    printf("};\n");
-  }
-  printf("\n");
-
-  printf("static int\n");
-  printf("%s_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)\n", name);
-  printf("{\n");
-  printf("  if (n >= 2) {\n");
-  printf("    const Summary16 *summary = NULL;\n");
-  for (i = 0; i < npageblocks; i++) {
-    printf("    ");
-    if (i > 0)
-      printf("else ");
-    printf("if (wc >= 0x%04x && wc < 0x%04x)\n",
-           16*pageblocks[i].start, 16*pageblocks[i].end);
-    printf("      summary = &%s_uni2indx_page%02x[(wc>>4)", name,
-           pageblocks[i].start/16);
-    if (pageblocks[i].start > 0)
-      printf("-0x%03x", pageblocks[i].start);
-    printf("];\n");
-  }
-  printf("    if (summary) {\n");
-  printf("      unsigned short used = summary->used;\n");
-  printf("      unsigned int i = wc & 0x0f;\n");
-  printf("      if (used & ((unsigned short) 1 << i)) {\n");
-  printf("        unsigned short c;\n");
-  printf("        /* Keep in `used' only the bits 0..i-1. */\n");
-  printf("        used &= ((unsigned short) 1 << i) - 1;\n");
-  printf("        /* Add `summary->indx' and the number of bits set in `used'. */\n");
-  printf("        used = (used & 0x5555) + ((used & 0xaaaa) >> 1);\n");
-  printf("        used = (used & 0x3333) + ((used & 0xcccc) >> 2);\n");
-  printf("        used = (used & 0x0f0f) + ((used & 0xf0f0) >> 4);\n");
-  printf("        used = (used & 0x00ff) + (used >> 8);\n");
-  printf("        c = %s_2charset[summary->indx + used];\n", name);
-  printf("        r[0] = (c >> 8); r[1] = (c & 0xff);\n");
-  printf("        return 2;\n");
-  printf("      }\n");
-  printf("    }\n");
-  printf("    return RET_ILSEQ;\n");
-  printf("  }\n");
-  printf("  return RET_TOOSMALL;\n");
-  printf("}\n");
-}
-
-/* ISO-2022/EUC specifics */
-
-static int row_byte_normal (int row) { return 0x21+row; }
-static int col_byte_normal (int col) { return 0x21+col; }
-static int byte_row_normal (int byte) { return byte-0x21; }
-static int byte_col_normal (int byte) { return byte-0x21; }
-
-static void do_normal (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 94;
-  enc.cols = 94;
-  enc.row_byte = row_byte_normal;
-  enc.col_byte = col_byte_normal;
-  enc.byte_row = byte_row_normal;
-  enc.byte_col = byte_col_normal;
-  enc.check_row_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.check_col_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.byte_row_expr = "%1$s - 0x21";
-  enc.byte_col_expr = "%1$s - 0x21";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-  invert(&enc); output_uni2charset_sparse(name,&enc);
-}
-
-/* Note: On first sight, the jisx0212_2charset[] table seems to be in order,
-   starting from the charset=0x3021/uni=0x4e02 pair. But it's only mostly in
-   order. There are 75 out-of-order values, scattered all throughout the table.
- */
-
-static void do_normal_only_charset2uni (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 94;
-  enc.cols = 94;
-  enc.row_byte = row_byte_normal;
-  enc.col_byte = col_byte_normal;
-  enc.byte_row = byte_row_normal;
-  enc.byte_col = byte_col_normal;
-  enc.check_row_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.check_col_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.byte_row_expr = "%1$s - 0x21";
-  enc.byte_col_expr = "%1$s - 0x21";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-}
-
-/* CNS 11643 specifics - trick to put two tables into one */
-
-static int row_byte_cns11643 (int row) {
-  return 0x100 * (row / 94) + (row % 94) + 0x21;
-}
-static int byte_row_cns11643 (int byte) {
-  return (byte >= 0x100 && byte < 0x200 ? byte-0x121 :
-          byte >= 0x200 && byte < 0x300 ? byte-0x221+94 :
-          byte >= 0x300 && byte < 0x400 ? byte-0x321+2*94 :
-          -1);
-}
-
-static void do_cns11643_only_uni2charset (const char* name)
-{
-  Encoding enc;
-  int j, x;
-
-  enc.rows = 3*94;
-  enc.cols = 94;
-  enc.row_byte = row_byte_cns11643;
-  enc.col_byte = col_byte_normal;
-  enc.byte_row = byte_row_cns11643;
-  enc.byte_col = byte_col_normal;
-  enc.check_row_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.check_col_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.byte_row_expr = "%1$s - 0x21";
-  enc.byte_col_expr = "%1$s - 0x21";
-
-  read_table(&enc);
-  invert(&enc);
-  /* Move the 2 plane bits into the unused bits 15 and 7. */
-  for (j = 0; j < 0x10000; j++) {
-    x = enc.uni2charset[j];
-    if (x != 0) {
-      if (x & 0x8080) abort();
-      switch (x >> 16) {
-        case 0: /* plane 1 */ x = (x & 0xffff) | 0x0000; break;
-        case 1: /* plane 2 */ x = (x & 0xffff) | 0x0080; break;
-        case 2: /* plane 3 */ x = (x & 0xffff) | 0x8000; break;
-        default: abort();
-      }
-      enc.uni2charset[j] = x;
-    }
-  }
-  output_uni2charset_sparse(name,&enc);
-}
-
-/* GBK specifics */
-
-static int row_byte_gbk1 (int row) {
-  return 0x81+row;
-}
-static int col_byte_gbk1 (int col) {
-  return (col >= 0x3f ? 0x41 : 0x40) + col;
-}
-static int byte_row_gbk1 (int byte) {
-  if (byte >= 0x81 && byte < 0xff)
-    return byte-0x81;
-  else
-    return -1;
-}
-static int byte_col_gbk1 (int byte) {
-  if (byte >= 0x40 && byte < 0x7f)
-    return byte-0x40;
-  else if (byte >= 0x80 && byte < 0xff)
-    return byte-0x41;
-  else
-    return -1;
-}
-
-static void do_gbk1 (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 126;
-  enc.cols = 190;
-  enc.row_byte = row_byte_gbk1;
-  enc.col_byte = col_byte_gbk1;
-  enc.byte_row = byte_row_gbk1;
-  enc.byte_col = byte_col_gbk1;
-  enc.check_row_expr = "%1$s >= 0x81 && %1$s < 0xff";
-  enc.check_col_expr = "(%1$s >= 0x40 && %1$s < 0x7f) || (%1$s >= 0x80 && %1$s < 0xff)";
-  enc.byte_row_expr = "%1$s - 0x81";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0x80 ? 0x41 : 0x40)";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-  invert(&enc); output_uni2charset_dense(name,&enc);
-}
-
-static void do_gbk1_only_charset2uni (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 126;
-  enc.cols = 190;
-  enc.row_byte = row_byte_gbk1;
-  enc.col_byte = col_byte_gbk1;
-  enc.byte_row = byte_row_gbk1;
-  enc.byte_col = byte_col_gbk1;
-  enc.check_row_expr = "%1$s >= 0x81 && %1$s < 0xff";
-  enc.check_col_expr = "(%1$s >= 0x40 && %1$s < 0x7f) || (%1$s >= 0x80 && %1$s < 0xff)";
-  enc.byte_row_expr = "%1$s - 0x81";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0x80 ? 0x41 : 0x40)";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-}
-
-static int row_byte_gbk2 (int row) {
-  return 0x81+row;
-}
-static int col_byte_gbk2 (int col) {
-  return (col >= 0x3f ? 0x41 : 0x40) + col;
-}
-static int byte_row_gbk2 (int byte) {
-  if (byte >= 0x81 && byte < 0xff)
-    return byte-0x81;
-  else
-    return -1;
-}
-static int byte_col_gbk2 (int byte) {
-  if (byte >= 0x40 && byte < 0x7f)
-    return byte-0x40;
-  else if (byte >= 0x80 && byte < 0xa1)
-    return byte-0x41;
-  else
-    return -1;
-}
-
-static void do_gbk2_only_charset2uni (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 126;
-  enc.cols = 96;
-  enc.row_byte = row_byte_gbk2;
-  enc.col_byte = col_byte_gbk2;
-  enc.byte_row = byte_row_gbk2;
-  enc.byte_col = byte_col_gbk2;
-  enc.check_row_expr = "%1$s >= 0x81 && %1$s < 0xff";
-  enc.check_col_expr = "(%1$s >= 0x40 && %1$s < 0x7f) || (%1$s >= 0x80 && %1$s < 0xa1)";
-  enc.byte_row_expr = "%1$s - 0x81";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0x80 ? 0x41 : 0x40)";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-}
-
-static void do_gbk1_only_uni2charset (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 126;
-  enc.cols = 190;
-  enc.row_byte = row_byte_gbk1;
-  enc.col_byte = col_byte_gbk1;
-  enc.byte_row = byte_row_gbk1;
-  enc.byte_col = byte_col_gbk1;
-  enc.check_row_expr = "%1$s >= 0x81 && %1$s < 0xff";
-  enc.check_col_expr = "(%1$s >= 0x40 && %1$s < 0x7f) || (%1$s >= 0x80 && %1$s < 0xff)";
-  enc.byte_row_expr = "%1$s - 0x81";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0x80 ? 0x41 : 0x40)";
-
-  read_table(&enc);
-  invert(&enc); output_uni2charset_sparse(name,&enc);
-}
-
-/* KSC 5601 specifics */
-
-/*
- * Reads the charset2uni table from standard input.
- */
-static void read_table_ksc5601 (Encoding* enc)
-{
-  int row, col, i, i1, i2, c, j;
-
-  enc->charset2uni = malloc(enc->rows*sizeof(int*));
-  for (row = 0; row < enc->rows; row++)
-    enc->charset2uni[row] = malloc(enc->cols*sizeof(int));
-
-  for (row = 0; row < enc->rows; row++)
-    for (col = 0; col < enc->cols; col++)
-      enc->charset2uni[row][col] = 0xfffd;
-
-  c = getc(stdin);
-  ungetc(c,stdin);
-  if (c == '#') {
-    /* Read a unicode.org style .TXT file. */
-    for (;;) {
-      c = getc(stdin);
-      if (c == EOF)
-        break;
-      if (c == '\n' || c == ' ' || c == '\t')
-        continue;
-      if (c == '#') {
-        do { c = getc(stdin); } while (!(c == EOF || c == '\n'));
-        continue;
-      }
-      ungetc(c,stdin);
-      if (scanf("0x%x", &j) != 1)
-        exit(1);
-      i1 = j >> 8;
-      i2 = j & 0xff;
-      if (scanf(" 0x%x", &j) != 1)
-        exit(1);
-      /* Take only the range covered by KS C 5601.1987-0 = KS C 5601.1989-0
-         = KS X 1001.1992, ignore the rest. */
-      if (!(i1 >= 128+33 && i1 < 128+127 && i2 >= 128+33 && i2 < 128+127))
-        continue;  /* KSC5601 specific */
-      i1 &= 0x7f;  /* KSC5601 specific */
-      i2 &= 0x7f;  /* KSC5601 specific */
-      row = enc->byte_row(i1);
-      col = enc->byte_col(i2);
-      if (row < 0 || col < 0) {
-        fprintf(stderr, "lost entry for %02x %02x\n", i1, i2);
-        exit(1);
-      }
-      enc->charset2uni[row][col] = j;
-    }
-  } else {
-    /* Read a table of hexadecimal Unicode values. */
-    for (i1 = 33; i1 < 127; i1++)
-      for (i2 = 33; i2 < 127; i2++) {
-        i = scanf("%x", &j);
-        if (i == EOF)
-          goto read_done;
-        if (i != 1)
-          exit(1);
-        if (j < 0 || j == 0xffff)
-          j = 0xfffd;
-        if (j != 0xfffd) {
-          if (enc->byte_row(i1) < 0 || enc->byte_col(i2) < 0) {
-            fprintf(stderr, "lost entry at %02x %02x\n", i1, i2);
-            exit (1);
-          }
-          enc->charset2uni[enc->byte_row(i1)][enc->byte_col(i2)] = j;
-        }
-      }
-   read_done: ;
-  }
-}
-
-static void do_ksc5601 (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 94;
-  enc.cols = 94;
-  enc.row_byte = row_byte_normal;
-  enc.col_byte = col_byte_normal;
-  enc.byte_row = byte_row_normal;
-  enc.byte_col = byte_col_normal;
-  enc.check_row_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.check_col_expr = "%1$s >= 0x21 && %1$s < 0x7f";
-  enc.byte_row_expr = "%1$s - 0x21";
-  enc.byte_col_expr = "%1$s - 0x21";
-
-  read_table_ksc5601(&enc);
-  output_charset2uni(name,&enc);
-  invert(&enc); output_uni2charset_sparse(name,&enc);
-}
-
-/* Big5 specifics */
-
-static int row_byte_big5 (int row) {
-  return 0xa1+row;
-}
-static int col_byte_big5 (int col) {
-  return (col >= 0x3f ? 0x62 : 0x40) + col;
-}
-static int byte_row_big5 (int byte) {
-  if (byte >= 0xa1 && byte < 0xff)
-    return byte-0xa1;
-  else
-    return -1;
-}
-static int byte_col_big5 (int byte) {
-  if (byte >= 0x40 && byte < 0x7f)
-    return byte-0x40;
-  else if (byte >= 0xa1 && byte < 0xff)
-    return byte-0x62;
-  else
-    return -1;
-}
-
-static void do_big5 (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 94;
-  enc.cols = 157;
-  enc.row_byte = row_byte_big5;
-  enc.col_byte = col_byte_big5;
-  enc.byte_row = byte_row_big5;
-  enc.byte_col = byte_col_big5;
-  enc.check_row_expr = "%1$s >= 0xa1 && %1$s < 0xff";
-  enc.check_col_expr = "(%1$s >= 0x40 && %1$s < 0x7f) || (%1$s >= 0xa1 && %1$s < 0xff)";
-  enc.byte_row_expr = "%1$s - 0xa1";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0xa1 ? 0x62 : 0x40)";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-  invert(&enc); output_uni2charset_sparse(name,&enc);
-}
-
-/* Big5-HKSCS specifics */
-
-static int row_byte_big5hkscs (int row) {
-  return 0x81+row;
-}
-static int col_byte_big5hkscs (int col) {
-  return (col >= 0x3f ? 0x62 : 0x40) + col;
-}
-static int byte_row_big5hkscs (int byte) {
-  if (byte >= 0x81 && byte < 0xff)
-    return byte-0x81;
-  else
-    return -1;
-}
-static int byte_col_big5hkscs (int byte) {
-  if (byte >= 0x40 && byte < 0x7f)
-    return byte-0x40;
-  else if (byte >= 0xa1 && byte < 0xff)
-    return byte-0x62;
-  else
-    return -1;
-}
-
-static void do_big5hkscs (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 126;
-  enc.cols = 157;
-  enc.row_byte = row_byte_big5hkscs;
-  enc.col_byte = col_byte_big5hkscs;
-  enc.byte_row = byte_row_big5hkscs;
-  enc.byte_col = byte_col_big5hkscs;
-  enc.check_row_expr = "%1$s >= 0x81 && %1$s < 0xff";
-  enc.check_col_expr = "(%1$s >= 0x40 && %1$s < 0x7f) || (%1$s >= 0xa1 && %1$s < 0xff)";
-  enc.byte_row_expr = "%1$s - 0x81";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0xa1 ? 0x62 : 0x40)";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-  invert(&enc); output_uni2charset_sparse(name,&enc);
-}
-
-/* Johab Hangul specifics */
-
-static int row_byte_johab_hangul (int row) {
-  return 0x84+row;
-}
-static int col_byte_johab_hangul (int col) {
-  return (col >= 0x3e ? 0x43 : 0x41) + col;
-}
-static int byte_row_johab_hangul (int byte) {
-  if (byte >= 0x84 && byte < 0xd4)
-    return byte-0x84;
-  else
-    return -1;
-}
-static int byte_col_johab_hangul (int byte) {
-  if (byte >= 0x41 && byte < 0x7f)
-    return byte-0x41;
-  else if (byte >= 0x81 && byte < 0xff)
-    return byte-0x43;
-  else
-    return -1;
-}
-
-static void do_johab_hangul (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 80;
-  enc.cols = 188;
-  enc.row_byte = row_byte_johab_hangul;
-  enc.col_byte = col_byte_johab_hangul;
-  enc.byte_row = byte_row_johab_hangul;
-  enc.byte_col = byte_col_johab_hangul;
-  enc.check_row_expr = "%1$s >= 0x84 && %1$s < 0xd4";
-  enc.check_col_expr = "(%1$s >= 0x41 && %1$s < 0x7f) || (%1$s >= 0x81 && %1$s < 0xff)";
-  enc.byte_row_expr = "%1$s - 0x84";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0x81 ? 0x43 : 0x41)";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-  invert(&enc); output_uni2charset_dense(name,&enc);
-}
-
-/* SJIS specifics */
-
-static int row_byte_sjis (int row) {
-  return (row >= 0x1f ? 0xc1 : 0x81) + row;
-}
-static int col_byte_sjis (int col) {
-  return (col >= 0x3f ? 0x41 : 0x40) + col;
-}
-static int byte_row_sjis (int byte) {
-  if (byte >= 0x81 && byte < 0xa0)
-    return byte-0x81;
-  else if (byte >= 0xe0)
-    return byte-0xc1;
-  else
-    return -1;
-}
-static int byte_col_sjis (int byte) {
-  if (byte >= 0x40 && byte < 0x7f)
-    return byte-0x40;
-  else if (byte >= 0x80 && byte < 0xfd)
-    return byte-0x41;
-  else
-    return -1;
-}
-
-static void do_sjis (const char* name)
-{
-  Encoding enc;
-
-  enc.rows = 94;
-  enc.cols = 188;
-  enc.row_byte = row_byte_sjis;
-  enc.col_byte = col_byte_sjis;
-  enc.byte_row = byte_row_sjis;
-  enc.byte_col = byte_col_sjis;
-  enc.check_row_expr = "(%1$s >= 0x81 && %1$s < 0xa0) || (%1$s >= 0xe0)";
-  enc.check_col_expr = "(%1$s >= 0x40 && %1$s < 0x7f) || (%1$s >= 0x80 && %1$s < 0xfd)";
-  enc.byte_row_expr = "%1$s - (%1$s >= 0xe0 ? 0xc1 : 0x81)";
-  enc.byte_col_expr = "%1$s - (%1$s >= 0x80 ? 0x41 : 0x40)";
-
-  read_table(&enc);
-  output_charset2uni(name,&enc);
-  invert(&enc); output_uni2charset_sparse(name,&enc);
-}
-
-/* Main program */
-
-int main (int argc, char *argv[])
-{
-  const char* charsetname;
-  const char* name;
-
-  if (argc != 3)
-    exit(1);
-  charsetname = argv[1];
-  name = argv[2];
-
-  output_title(charsetname);
-
-  if (!strcmp(name,"gb2312") || !strcmp(name,"gb12345ext")
-      || !strcmp(name,"jisx0208") || !strcmp(name,"jisx0212"))
-    do_normal(name);
-  else if (!strcmp(name,"cns11643_1") || !strcmp(name,"cns11643_2")
-           || !strcmp(name,"cns11643_3"))
-    do_normal_only_charset2uni(name);
-  else if (!strcmp(name,"cns11643_inv"))
-    do_cns11643_only_uni2charset(name);
-  else if (!strcmp(name,"gbkext1"))
-    do_gbk1_only_charset2uni(name);
-  else if (!strcmp(name,"gbkext2"))
-    do_gbk2_only_charset2uni(name);
-  else if (!strcmp(name,"gbkext_inv"))
-    do_gbk1_only_uni2charset(name);
-  else if (!strcmp(name,"cp936ext"))
-    do_gbk1(name);
-  else if (!strcmp(name,"ksc5601"))
-    do_ksc5601(name);
-  else if (!strcmp(name,"big5") || !strcmp(name,"cp950ext"))
-    do_big5(name);
-  else if (!strcmp(name,"big5hkscs"))
-    do_big5hkscs(name);
-  else if (!strcmp(name,"johab_hangul"))
-    do_johab_hangul(name);
-  else if (!strcmp(name,"cp932ext"))
-    do_sjis(name);
-  else
-    exit(1);
-
-  return 0;
-}