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author | Ulrich Drepper <drepper@gmail.com> | 2012-01-07 10:52:53 -0500 |
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committer | Ulrich Drepper <drepper@gmail.com> | 2012-01-07 10:52:53 -0500 |
commit | 9954432e309c8fddaec2fe53e601702a5c981624 (patch) | |
tree | 3eb7513694e25391b3393afbb847dbd85ebf097a /wcsmbs/wcsmbsload.c | |
parent | c3a87236702cb73be1dada3438bbd3c3934e83f8 (diff) | |
download | glibc-9954432e309c8fddaec2fe53e601702a5c981624.zip glibc-9954432e309c8fddaec2fe53e601702a5c981624.tar.gz glibc-9954432e309c8fddaec2fe53e601702a5c981624.tar.bz2 |
More char16_t and char32_t support
It works now for UTF-8 locales
Diffstat (limited to 'wcsmbs/wcsmbsload.c')
-rw-r--r-- | wcsmbs/wcsmbsload.c | 84 |
1 files changed, 47 insertions, 37 deletions
diff --git a/wcsmbs/wcsmbsload.c b/wcsmbs/wcsmbsload.c index 212a6c8..9ce26f1 100644 --- a/wcsmbs/wcsmbsload.c +++ b/wcsmbs/wcsmbsload.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1998-2002,2004,2005,2008,2010,2011 Free Software Foundation, Inc. +/* Copyright (C) 1998-2002,2004,2005,2008,2010,2011,2012 + Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. @@ -74,7 +75,7 @@ static const struct __gconv_step to_c16 = .__counter = INT_MAX, .__from_name = (char *) "ANSI_X3.4-1968//TRANSLIT", .__to_name = (char *) "UTF-16//", - .__fct = __gconv_transform_ascii_utf16, + .__fct = __gconv_transform_ascii_char16, .__btowc_fct = NULL, .__init_fct = NULL, .__end_fct = NULL, @@ -93,7 +94,7 @@ static const struct __gconv_step from_c16 = .__counter = INT_MAX, .__from_name = (char *) "UTF-16//", .__to_name = (char *) "ANSI_X3.4-1968//TRANSLIT", - .__fct = __gconv_transform_utf16_ascii, + .__fct = __gconv_transform_char16_ascii, .__btowc_fct = NULL, .__init_fct = NULL, .__end_fct = NULL, @@ -209,7 +210,7 @@ __wcsmbs_load_conv (struct __locale_data *new_category) int use_translit; /* Allocate the gconv_fcts structure. */ - new_fcts = malloc (sizeof *new_fcts); + new_fcts = calloc (1, sizeof *new_fcts); if (new_fcts == NULL) goto failed; @@ -229,16 +230,24 @@ __wcsmbs_load_conv (struct __locale_data *new_category) represent all others. */ new_fcts->towc = __wcsmbs_getfct ("INTERNAL", complete_name, &new_fcts->towc_nsteps); - new_fcts->tomb = (new_fcts->towc != NULL - ? __wcsmbs_getfct (complete_name, "INTERNAL", - &new_fcts->tomb_nsteps) - : NULL); + if (new_fcts->towc != NULL) + new_fcts->tomb = __wcsmbs_getfct (complete_name, "INTERNAL", + &new_fcts->tomb_nsteps); - // XXX - new_fcts->toc16 = (struct __gconv_step *) &to_c16; - new_fcts->toc16_nsteps = 1; - new_fcts->fromc16 = (struct __gconv_step *) &from_c16; - new_fcts->fromc16_nsteps = 1; + if (new_fcts->tomb != NULL) + { + new_fcts->toc16 = __wcsmbs_getfct ("CHAR16", complete_name, + &new_fcts->toc16_nsteps); + + if (new_fcts->toc16 != NULL) + new_fcts->fromc16 = __wcsmbs_getfct (complete_name, "CHAR16", + &new_fcts->fromc16_nsteps); + else + { + __gconv_close_transform (new_fcts->toc16, new_fcts->toc16_nsteps); + new_fcts->toc16 = NULL; + } + } /* If any of the conversion functions is not available we don't use any since this would mean we cannot convert back and @@ -255,6 +264,12 @@ __wcsmbs_load_conv (struct __locale_data *new_category) } else { + // XXX At least for now we live with the CHAR16 not being available. + if (new_fcts->toc16 == NULL) + new_fcts->toc16 = __wcsmbs_gconv_fcts_c.toc16; + if (new_fcts->fromc16 == NULL) + new_fcts->fromc16 = __wcsmbs_gconv_fcts_c.fromc16; + new_category->private.ctype = new_fcts; new_category->private.cleanup = &_nl_cleanup_ctype; } @@ -277,11 +292,15 @@ __wcsmbs_clone_conv (struct gconv_fcts *copy) *copy = *orig; /* Now increment the usage counters. - Note: This assumes copy->towc_nsteps == 1 and copy->tomb_nsteps == 1. */ + Note: This assumes copy->*_nsteps == 1. */ if (copy->towc->__shlib_handle != NULL) ++copy->towc->__counter; if (copy->tomb->__shlib_handle != NULL) ++copy->tomb->__counter; + if (copy->toc16->__shlib_handle != NULL) + ++copy->toc16->__counter; + if (copy->fromc16->__shlib_handle != NULL) + ++copy->fromc16->__counter; } @@ -296,30 +315,24 @@ __wcsmbs_named_conv (struct gconv_fcts *copy, const char *name) copy->tomb = __wcsmbs_getfct (name, "INTERNAL", ©->tomb_nsteps); if (copy->tomb == NULL) - goto out_mb; - -#if 0 - copy->fromc16 = __wcsmbs_getfct (name, "UTF-16//", ©->fromc16_nsteps); - if (copy->fromc16 == NULL) - goto out_fromc16; - - copy->toc16 = __wcsmbs_getfct ("UTF-16//", name, ©->toc16_nsteps); - if (copy->toc16 == NULL) -#else - if (0) -#endif { -#if 0 - __gconv_close_transform (copy->fromc16, copy->fromc16_nsteps); - out_fromc16: - __gconv_close_transform (copy->tomb, copy->tomb_nsteps); -#endif - out_mb: __gconv_close_transform (copy->towc, copy->towc_nsteps); - out_wc: return 1; } + copy->fromc16 = __wcsmbs_getfct (name, "CHAR16", ©->fromc16_nsteps); + if (copy->fromc16 == NULL) + copy->toc16 = NULL; + else + { + copy->toc16 = __wcsmbs_getfct ("CHAR16", name, ©->toc16_nsteps); + if (copy->toc16 == NULL) + { + __gconv_close_transform (copy->fromc16, copy->fromc16_nsteps); + copy->fromc16 = NULL; + } + } + return 0; } @@ -335,11 +348,8 @@ _nl_cleanup_ctype (struct __locale_data *locale) /* Free the old conversions. */ __gconv_close_transform (data->tomb, data->tomb_nsteps); __gconv_close_transform (data->towc, data->towc_nsteps); -#if 0 - // XXX __gconv_close_transform (data->fromc16, data->fromc16_nsteps); - __gconv_close_transform (data->toc16, data->toc16c_nsteps); -#endif + __gconv_close_transform (data->toc16, data->toc16_nsteps); free ((char *) data); } } |