diff options
| -rw-r--r-- | utf8.c | 36 |
1 files changed, 25 insertions, 11 deletions
@@ -489,6 +489,28 @@ char *reencode_string_iconv(const char *in, size_t insz, iconv_t conv, int *outs return out; } +static const char *fallback_encoding(const char *name) +{ + /* + * Some platforms do not have the variously spelled variants of + * UTF-8, so let's fall back to trying the most official + * spelling. We do so only as a fallback in case the platform + * does understand the user's spelling, but not our official + * one. + */ + if (is_encoding_utf8(name)) + return "UTF-8"; + + /* + * Even though latin-1 is still seen in e-mail + * headers, some platforms only install ISO-8859-1. + */ + if (!strcasecmp(name, "latin-1")) + return "ISO-8859-1"; + + return name; +} + char *reencode_string_len(const char *in, int insz, const char *out_encoding, const char *in_encoding, int *outsz) @@ -501,17 +523,9 @@ char *reencode_string_len(const char *in, int insz, conv = iconv_open(out_encoding, in_encoding); if (conv == (iconv_t) -1) { - /* - * Some platforms do not have the variously spelled variants of - * UTF-8, so let's fall back to trying the most official - * spelling. We do so only as a fallback in case the platform - * does understand the user's spelling, but not our official - * one. - */ - if (is_encoding_utf8(in_encoding)) - in_encoding = "UTF-8"; - if (is_encoding_utf8(out_encoding)) - out_encoding = "UTF-8"; + in_encoding = fallback_encoding(in_encoding); + out_encoding = fallback_encoding(out_encoding); + conv = iconv_open(out_encoding, in_encoding); if (conv == (iconv_t) -1) return NULL; |