utr11-dump.c:

  new file

strings/utr11-dump.c

+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+/*
+  Dump an EastAsianWidth.txt file.
+  See http://www.unicode.org/reports/tr11/ for details.
+  Character types:
+  F  - Full width  = 1
+  H  - Half width  = 0
+  W  - Wide        = 1
+  Na - Narrow      = 0
+  A  - Ambiguous   = 0
+  N  - Neutral     = 0
+*/
+
+
+int main(int ac, char **av)
+{
+  char str[128];
+  int errors= 0;
+  int plane[0x10000];
+  int page[256];
+  int i; 
+  
+  memset(plane, 0, sizeof(plane));
+  memset(page, 0, sizeof(page));
+  
+  while (fgets(str, sizeof(str), stdin))
+  {
+    int code1, code2, width;
+    char *end;
+    
+    if (str[0] == '#')
+      continue;
+    code1= strtol(str, &end, 16);
+    if (code1 < 0 || code1 > 0xFFFF)
+      continue;
+    if (end[0] == ';') /* One character */
+    {
+      code2= code1;
+    }
+    else if (end[0] == '.' && end[1] == '.') /* Range */
+    {
+      end+= 2;
+      code2= strtol(end, &end, 16);
+      if (code2 < 0 || code2 > 0xFFFF)
+        continue;
+      if (end[0] != ';')
+      {
+        errors++;
+        fprintf(stderr, "error: %s", str);
+        continue;
+      }
+    }
+    else
+    { 
+      errors++;
+      fprintf(stderr, "error: %s", str);
+      continue;
+    }
+    
+    end++;
+    width= (end[0] == 'F' || end[0] == 'W') ? 1 : 0;
+    
+    for ( ; code1 <= code2; code1++)
+    {
+      plane[code1]= width;
+    }
+  }
+  
+  if (errors)
+    return 1;
+  
+  for (i=0; i < 256; i++)
+  {
+    int j;
+    int *p= plane + 256 * i;
+    page[i]= 0;
+    for (j=0; j < 256; j++)
+    {
+      page[i]+= p[j];
+    }
+    if (page[i] != 0 && page[i] != 256)
+    {
+      printf("static char pg%02X[256]=\n{\n", i);
+      for (j=0; j < 256; j++)
+      {
+        printf("%d%s%s", p[j], j < 255 ? "," : "", (j + 1) % 32 ? "" : "\n");
+      }
+      printf("};\n\n");
+    }
+  }
+  
+  printf("static struct {int page; char *p;} utr11_data[256]=\n{\n");
+  for (i=0; i < 256; i++)
+  {
+    if (page[i] == 0 || page[i] == 256)
+    {
+      int width= (page[i] == 256) ? 1 : 0;
+      printf("{%d,NULL}", width);
+    }
+    else
+    {
+      printf("{0,pg%02X}", i);
+    }
+    printf("%s%s", i < 255 ? "," : "", (i+1) % 8 ? "" : "\n");
+  }
+  printf("};\n");
+  return 0;
+}