1 files changed, 82 insertions, 0 deletions
diff --git a/gnu/packages/patches/guile-2.2-default-utf8.patch b/gnu/packages/patches/guile-2.2-default-utf8.patch
new file mode 100644
index 0000000000..f55a6430c1
--- /dev/null
+++ b/gnu/packages/patches/guile-2.2-default-utf8.patch
@@ -0,0 +1,82 @@
+This hack makes Guile default to UTF-8.  This avoids calls to
+`iconv_open'; `iconv_open' tries to open shared objects that aren't
+available during bootstrap, so using UTF-8 avoids that (and UTF-8 has
+built-in conversions in glibc, too.)
+
+diff --git a/libguile/bytevectors.c b/libguile/bytevectors.c
+index 0ac5ea6a6..f73301e2f 100644
+--- a/libguile/bytevectors.c
++++ b/libguile/bytevectors.c
+@@ -1931,7 +1931,7 @@ utf_encoding_name (char *name, size_t utf_width, SCM endianness)
+   if (scm_i_is_narrow_string (str))                                     \
+     {                                                                   \
+       err = mem_iconveh (scm_i_string_chars (str), c_strlen,            \
+-                         "ISO-8859-1", c_utf_name,                      \
++                         "UTF-8", c_utf_name,                      \
+                          iconveh_question_mark, NULL,                   \
+                          &c_utf, &c_utf_len);                           \
+       if (SCM_UNLIKELY (err))                                           \
+diff --git a/libguile/ports.c b/libguile/ports.c
+index 45e62f4e4..42012f3aa 100644
+--- a/libguile/ports.c
++++ b/libguile/ports.c
+@@ -974,7 +974,9 @@ canonicalize_encoding (const char *enc)
+   char *ret;
+   int i;
+ 
+-  if (!enc || encoding_matches (enc, sym_ISO_8859_1))
++  if (enc == NULL)
++    return sym_UTF_8;
++  if (encoding_matches (enc, sym_ISO_8859_1))
+     return sym_ISO_8859_1;
+   if (encoding_matches (enc, sym_UTF_8))
+     return sym_UTF_8;
+@@ -4198,7 +4200,7 @@ scm_init_ports (void)
+     scm_c_define ("%default-port-conversion-strategy",
+                   scm_make_fluid_with_default (sym_substitute));
+   /* Use the locale as the default port encoding.  */
+-  scm_i_set_default_port_encoding (locale_charset ());
++  scm_i_set_default_port_encoding ("UTF-8");
+ 
+   scm_c_register_extension ("libguile-" SCM_EFFECTIVE_VERSION,
+                             "scm_init_ice_9_ports",
+diff --git a/libguile/strings.c b/libguile/strings.c
+index 056b4c99f..63a6c050d 100644
+--- a/libguile/strings.c
++++ b/libguile/strings.c
+@@ -1579,7 +1579,7 @@ scm_i_default_string_failed_conversion_handler (void)
+ SCM
+ scm_from_locale_stringn (const char *str, size_t len)
+ {
+-  return scm_from_stringn (str, len, locale_charset (),
++  return scm_from_stringn (str, len, "UTF-8",
+                            scm_i_default_string_failed_conversion_handler ());
+ }
+ 
+@@ -1907,7 +1907,7 @@ char *
+ scm_to_locale_stringn (SCM str, size_t *lenp)
+ {
+   return scm_to_stringn (str, lenp,
+-                         locale_charset (),
++                         "UTF-8",
+                          scm_i_default_string_failed_conversion_handler ());
+ }
+ 
+@@ -2195,7 +2195,7 @@ scm_to_stringn (SCM str, size_t *lenp, const char *encoding,
+     scm_wrong_type_arg_msg (NULL, 0, str, "string");
+ 
+   if (encoding == NULL)
+-    encoding = "ISO-8859-1";
++    encoding = "UTF-8";
+ 
+   if (c_strcasecmp (encoding, "UTF-8") == 0)
+     /* This is the most common case--e.g., when calling libc bindings
+@@ -2247,7 +2247,7 @@ scm_to_stringn (SCM str, size_t *lenp, const char *encoding,
+   if (scm_i_is_narrow_string (str))
+     {
+       ret = mem_iconveh (scm_i_string_chars (str), ilen,
+-                         "ISO-8859-1", encoding,
++                         "UTF-8", encoding,
+                          (enum iconv_ilseq_handler) handler, NULL,
+                          &buf, &len);
+