diff options
Diffstat (limited to 'thirdparty/harfbuzz/src/hb-common.cc')
-rw-r--r-- | thirdparty/harfbuzz/src/hb-common.cc | 78 |
1 files changed, 72 insertions, 6 deletions
diff --git a/thirdparty/harfbuzz/src/hb-common.cc b/thirdparty/harfbuzz/src/hb-common.cc index 26c8ad0f49..41229b9183 100644 --- a/thirdparty/harfbuzz/src/hb-common.cc +++ b/thirdparty/harfbuzz/src/hb-common.cc @@ -29,10 +29,31 @@ #include "hb.hh" #include "hb-machinery.hh" +#if !defined(HB_NO_SETLOCALE) && (!defined(HAVE_NEWLOCALE) || !defined(HAVE_USELOCALE)) +#define HB_NO_SETLOCALE 1 +#endif + +#ifndef HB_NO_SETLOCALE + #include <locale.h> +#ifdef HAVE_XLOCALE_H +#include <xlocale.h> // Needed on BSD/OS X for uselocale +#endif + +#ifdef WIN32 +#define hb_locale_t _locale_t +#else +#define hb_locale_t locale_t +#endif +#define hb_setlocale setlocale +#define hb_uselocale uselocale + +#else + +#define hb_locale_t void * +#define hb_setlocale(Category, Locale) "C" +#define hb_uselocale(Locale) ((hb_locale_t) 0) -#ifdef HB_NO_SETLOCALE -#define setlocale(Category, Locale) "C" #endif /** @@ -122,7 +143,7 @@ hb_tag_from_string (const char *str, int len) * @tag: #hb_tag_t to convert * @buf: (out caller-allocates) (array fixed-size=4) (element-type uint8_t): Converted string * - * Converts an #hb_tag_t to a string and returns it in @buf. + * Converts an #hb_tag_t to a string and returns it in @buf. * Strings will be four characters long. * * Since: 0.9.5 @@ -151,13 +172,13 @@ const char direction_strings[][4] = { * @str: (array length=len) (element-type uint8_t): String to convert * @len: Length of @str, or -1 if it is %NULL-terminated * - * Converts a string to an #hb_direction_t. + * Converts a string to an #hb_direction_t. * * Matching is loose and applies only to the first letter. For * examples, "LTR" and "left-to-right" will both return #HB_DIRECTION_LTR. * * Unmatched strings will return #HB_DIRECTION_INVALID. - * + * * Return value: The #hb_direction_t matching @str * * Since: 0.9.2 @@ -413,7 +434,7 @@ hb_language_get_default () hb_language_t language = default_language; if (unlikely (language == HB_LANGUAGE_INVALID)) { - language = hb_language_from_string (setlocale (LC_CTYPE, nullptr), -1); + language = hb_language_from_string (hb_setlocale (LC_CTYPE, nullptr), -1); (void) default_language.cmpexch (HB_LANGUAGE_INVALID, language); } @@ -1039,6 +1060,47 @@ hb_variation_from_string (const char *str, int len, return false; } +#ifndef HB_NO_SETLOCALE + +static inline void free_static_C_locale (); + +static struct hb_C_locale_lazy_loader_t : hb_lazy_loader_t<hb_remove_pointer<hb_locale_t>, + hb_C_locale_lazy_loader_t> +{ + static hb_locale_t create () + { + hb_locale_t l = newlocale (LC_ALL_MASK, "C", NULL); + if (!l) + return l; + + hb_atexit (free_static_C_locale); + + return l; + } + static void destroy (hb_locale_t l) + { + freelocale (l); + } + static hb_locale_t get_null () + { + return (hb_locale_t) 0; + } +} static_C_locale; + +static inline +void free_static_C_locale () +{ + static_C_locale.free_instance (); +} + +static hb_locale_t +get_C_locale () +{ + return static_C_locale.get_unconst (); +} + +#endif + /** * hb_variation_to_string: * @variation: an #hb_variation_t to convert @@ -1064,7 +1126,11 @@ hb_variation_to_string (hb_variation_t *variation, while (len && s[len - 1] == ' ') len--; s[len++] = '='; + + hb_locale_t oldlocale HB_UNUSED; + oldlocale = hb_uselocale (get_C_locale ()); len += hb_max (0, snprintf (s + len, ARRAY_LENGTH (s) - len, "%g", (double) variation->value)); + (void) hb_uselocale (oldlocale); assert (len < ARRAY_LENGTH (s)); len = hb_min (len, size - 1); |