diff options
| -rw-r--r-- | src/c/urweb.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/c/urweb.c b/src/c/urweb.c index a76f0004..62561828 100644 --- a/src/c/urweb.c +++ b/src/c/urweb.c @@ -20,6 +20,7 @@ #include <pthread.h> +#include <unicode/utf8.h> #include <unicode/ustring.h> #include <unicode/uchar.h> @@ -2344,7 +2345,7 @@ char *uw_Basis_htmlifySpecialChar(uw_context ctx, uw_Basis_char ch) { uw_unit uw_Basis_htmlifySpecialChar_w(uw_context ctx, uw_Basis_char ch) { unsigned int n = ch; - int len; + int len = 0; uw_check(ctx, INTS_MAX+3); @@ -2359,7 +2360,10 @@ uw_unit uw_Basis_htmlifySpecialChar_w(uw_context ctx, uw_Basis_char ch) { sprintf(ctx->page.front, "%s", buf); // printf("buf: %s, hex: %x, len_written: %d, err: %s\n", buf, ch, len_written, u_errorName(err)); len = len_written; - } else { + } + + // either it's a non-printable character, or we failed to convert to UTF-8 + if(len == 0) { len = sprintf(ctx->page.front, "&#%u;", n); } ctx->page.front += len; |