- Fix wide character support (#196099, #186701)

1 files changed, 107 insertions, 0 deletions

diff --git a/wlite/to_c-EastAsianWidth.c b/wlite/to_c-EastAsianWidth.c
new file mode 100644
index 000000000..3bfc144ad
--- /dev/null
+++ b/wlite/to_c-EastAsianWidth.c
@@ -0,0 +1,107 @@
+/*
+ * $Id$
+ *
+ * Copyright (C) 2002  Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Original Author: Adrian Havill <havill@redhat.com>
+ *
+ * Contributors:
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+#include "to_c.h"
+
+void
+set_class(unsigned long c, const char *class,
+          wlite_bitarray_t_ *ambi, wlite_bitarray_t_ *wide) {
+    if      (strncmp(class, "Na", 2) == 0) {
+        set_bit(c, ambi, 0);
+        set_bit(c, wide, 0);
+    }
+    else if (strncmp(class, "N ", 2) == 0) {
+        set_bit(c, ambi, 0);
+        set_bit(c, wide, 0);
+    }
+    else if (strncmp(class, "W ", 1) == 0) {
+        set_bit(c, ambi, 0);
+        set_bit(c, wide, 1);
+    }
+    else if (strncmp(class, "H ", 1) == 0) {
+        set_bit(c, ambi, 0);
+        set_bit(c, wide, 0);
+    }
+    else if (strncmp(class, "F ", 1) == 0) {
+        set_bit(c, ambi, 0);
+        set_bit(c, wide, 1);
+    }
+    else if (strncmp(class, "A ", 1) == 0) {
+        set_bit(c, ambi, 1);
+        set_bit(c, wide, WLITE_IS_CJK_(LC_CTYPE));
+    }
+    else fprintf(stderr, "unknown class: %s", class);
+}
+
+int main(int argc, char **argv) {
+    wlite_bitarray_t_
+    wlite_wide[(WLITE_WCHAR_MAX+1) / WLITE_BITARRAY_N_] = { 0 };
+
+    wlite_bitarray_t_
+    wlite_ambi[(WLITE_WCHAR_MAX+1) / WLITE_BITARRAY_N_] = { 0 };
+
+    while (!feof(stdin)) {
+        unsigned long c, lo = 0xFFFF, hi = 0xFFFF;
+        char s[132] = { 0 }, class[132], *comment;
+
+        if (fgets(s, sizeof(s), stdin) == NULL) {
+            if (ferror(stdin))
+                perror(NULL);
+            break;
+        }
+        comment = strchr(s, '#');
+        if (comment != NULL)
+            strcpy(comment, "\n");
+        if (strstr(s, "..") == NULL) {
+            if (sscanf(s, " %lX ; %s", &c, class) != 2) {
+                fprintf(stderr, "can't scan 2: %s", s);
+                continue;
+            }
+            hi = lo = c;
+        }
+        else {
+            if (sscanf(s, " %lX .. %lX ; %s", &lo, &hi, class) != 3) {
+                fprintf(stderr, "can't scan 3: %s", s);
+                continue;
+            }
+        }
+        for (c = lo; c <= hi; c++)
+            set_class(c, class, wlite_ambi, wlite_wide);
+    }
+
+    fprintf(stdout, "#include \"%s\"\n", "wlite_config.h");
+
+    print_bits(stdout, wlite_wide, WLITE_ID2STR_(wlite_wide));
+
+#if WLITE_AMBI_LOCALE
+    print_bits(stdout, wlite_ambi, WLITE_ID2STR_(wlite_ambi));
+#endif
+
+    return 0;
+}