Check in the pristine copy of ICU 4.6...

icu46/source/tools/gentest/genres32.c

+/*
+*******************************************************************************
+*
+*   Copyright (C) 2003-2006, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*
+*******************************************************************************
+*   file name:  genres32.c
+*   encoding:   US-ASCII
+*   tab size:   8 (not used)
+*   indentation:4
+*
+*   created on: 2003sep10
+*   created by: Markus W. Scherer
+*
+*   Write an ICU resource bundle with a table whose
+*   number of key characters and number of items both exceed 64k.
+*   Writing it as the root table tests also that
+*   the new table type is recognized for the root resource by the reader code.
+*/
+#include <stdio.h>
+#include "unicode/putil.h"
+#include "cstring.h"
+#include "gentest.h"
+
+static void
+incKey(char *key, char *limit) {
+    char c;
+
+    while(limit>key) {
+        c=*--limit;
+        if(c=='o') {
+            *limit='1';
+            break;
+        } else {
+            *limit='o';
+        }
+    }
+}
+
+U_CFUNC int
+genres32(const char *prog, const char *path) {
+    /*
+     * key string, gets incremented binary numbers
+     * letter 'o'=0 and digit '1'=1 so that data swapping can be tested
+     * with reordering (ASCII: '1'<'o' EBCDIC: '1'>'o')
+     *
+     * need 17 digits for >64k unique items
+     */
+    char key[20]="ooooooooooooooooo";
+    char *limit;
+    int i;
+    char file[512];
+    FILE *out;
+
+    uprv_strcpy(file,path);
+    if(file[strlen(file)-1]!=U_FILE_SEP_CHAR) {
+        uprv_strcat(file,U_FILE_SEP_STRING);
+    }
+    uprv_strcat(file,"testtable32.txt");
+    out = fopen(file, "w");
+    /*puts(file);*/
+    puts("Generating testtable32.txt");
+    if(out == NULL) {
+        fprintf(stderr, "%s: Couldn't create resource test file %s\n",
+                prog, file);
+        return 1;
+    }
+    
+    /* find the limit of the key string */
+    for(limit=key; *limit!=0; ++limit) {
+    }
+
+    /* output the beginning of the bundle */
+    fputs(
+          "testtable32 {", out
+    );
+
+    /* output the table entries */
+    for(i=0; i<66000; ++i) {
+        if(i%10==0) {
+            /*
+             * every 10th entry contains a string with
+             * the entry index as its code point
+             */
+            fprintf(out, "%s{\"\\U%08x\"}\n", key, i);
+        } else {
+            /* other entries contain their index as an integer */
+            fprintf(out, "%s:int{%d}\n", key, i);
+        }
+
+        incKey(key, limit);
+    }
+
+    /* output the end of the bundle */
+    fputs(
+          "}", out
+    );
+
+    fclose(out);
+    return 0;
+}