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From 496afe1f27481eb45ac14df0bfdb287b95eefbdd Mon Sep 17 00:00:00 2001
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From: Robert Scheck <redhat-bugzilla@linuxnetz.de>
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Date: Fri, 30 May 2014 15:28:54 +0200
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Subject: [PATCH] Add support for GNU Libidn2
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Patch by Robert Scheck <robert@fedoraproject.org> for elinks >= 0.12 which replaces current
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GNU Libidn support (IDNA 2003) by GNU Libidn2 support (IDNA 2008). This is e.g. allowing
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the 'ß' character in domain names. See also the Red Hat Bugzilla #1098789 for some further
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information: https://bugzilla.redhat.com/show_bug.cgi?id=1098789
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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---
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Makefile.config.in | 2 +-
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configure.in | 4 ++--
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src/osdep/win32/win32.c | 2 +-
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src/protocol/uri.c | 18 +++++++-----------
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4 files changed, 11 insertions(+), 15 deletions(-)
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diff --git a/Makefile.config.in b/Makefile.config.in
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index fe1a559..829d350 100644
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--- a/Makefile.config.in
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+++ b/Makefile.config.in
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@@ -130,7 +130,7 @@ CONFIG_GOPHER = @CONFIG_GOPHER@
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CONFIG_GPM = @CONFIG_GPM@
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CONFIG_GZIP = @CONFIG_GZIP@
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CONFIG_HTML_HIGHLIGHT = @CONFIG_HTML_HIGHLIGHT@
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-CONFIG_IDN = @CONFIG_IDN@
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+CONFIG_IDN2 = @CONFIG_IDN2@
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CONFIG_INTERLINK = @CONFIG_INTERLINK@
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CONFIG_IPV6 = @CONFIG_IPV6@
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CONFIG_JW = @CONFIG_JW@
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diff --git a/configure.in b/configure.in
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index 3ef8603..3f74d9c 100644
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--- a/configure.in
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+++ b/configure.in
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@@ -473,8 +473,8 @@ EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_GZIP, zlib, zlib.h, z, gzclearerr,
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EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_BZIP2, bzlib, bzlib.h, bz2, BZ2_bzReadOpen,
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[ --without-bzlib disable bzlib support])
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-EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_IDN, idn, idna.h, idn, stringprep_check_version,
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- [ --without-idn disable international domain names support])
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+EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_IDN2, idn2, idn2.h, idn2, idn2_lookup_ul,
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+ [ --without-idn2 disable international domain names support])
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if test "x${with_gc}" != xno; then
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EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_GC, gc, gc.h, gc, GC_init,
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diff --git a/src/osdep/win32/win32.c b/src/osdep/win32/win32.c
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index 66b2128..e870a6e 100644
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--- a/src/osdep/win32/win32.c
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+++ b/src/osdep/win32/win32.c
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@@ -48,7 +48,7 @@ init_osdep(void)
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#ifdef HAVE_LOCALE_H
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setlocale(LC_ALL, "");
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#endif
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-#ifdef CONFIG_IDN
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+#ifdef CONFIG_IDN2
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{
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char buf[60];
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UINT cp = GetACP();
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diff --git a/src/protocol/uri.c b/src/protocol/uri.c
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index 5e23ea2..8987567 100644
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--- a/src/protocol/uri.c
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+++ b/src/protocol/uri.c
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@@ -6,8 +6,8 @@
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#include <ctype.h>
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#include <errno.h>
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-#ifdef HAVE_IDNA_H
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-#include <idna.h>
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+#ifdef HAVE_IDN2_H
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+#include <idn2.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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@@ -531,24 +531,20 @@ add_uri_to_string(struct string *string, const struct uri *uri,
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* --pasky */
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if (uri->ipv6 && wants(URI_PORT)) add_char_to_string(string, '[');
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#endif
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-#ifdef CONFIG_IDN
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+#ifdef CONFIG_IDN2
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/* Support for the GNU International Domain Name library.
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*
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- * http://www.gnu.org/software/libidn/manual/html_node/IDNA-Functions.html
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- *
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- * Now it is probably not perfect because idna_to_ascii_lz()
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- * will be using a ``zero terminated input string encoded in
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- * the current locale's character set''. Anyway I don't know
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- * how to convert anything to UTF-8 or Unicode. --jonas */
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+ * http://www.gnu.org/software/libidn/libidn2/manual/libidn2.html
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+ */
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if (wants(URI_IDN)) {
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unsigned char *host = memacpy(uri->host, uri->hostlen);
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if (host) {
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char *idname;
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- int code = idna_to_ascii_lz(host, &idname, 0);
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+ int code = idn2_lookup_ul(host, &idname, 0);
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/* FIXME: Return NULL if it coughed? --jonas */
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- if (code == IDNA_SUCCESS) {
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+ if (code == IDN2_OK) {
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add_to_string(string, idname);
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free(idname);
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add_host = 0;
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--
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1.9.3
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