diff options
Diffstat (limited to 'contrib/guix/patches/glibc-versioned-locpath.patch')
| -rw-r--r-- | contrib/guix/patches/glibc-versioned-locpath.patch | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/contrib/guix/patches/glibc-versioned-locpath.patch b/contrib/guix/patches/glibc-versioned-locpath.patch deleted file mode 100644 index bc7652127f..0000000000 --- a/contrib/guix/patches/glibc-versioned-locpath.patch +++ /dev/null @@ -1,240 +0,0 @@ -The format of locale data can be incompatible between libc versions, and -loading incompatible data can lead to 'setlocale' returning EINVAL at best -or triggering an assertion failure at worst. See -https://lists.gnu.org/archive/html/guix-devel/2015-09/msg00717.html -for background information. - -To address that, this patch changes libc to honor a new 'GUIX_LOCPATH' -variable, and to look for locale data in version-specific sub-directories of -that variable. So, if GUIX_LOCPATH=/foo:/bar, locale data is searched for in -/foo/X.Y and /bar/X.Y, where X.Y is the libc version number. - -That way, a single 'GUIX_LOCPATH' setting can work even if different libc -versions coexist on the system. - ---- a/locale/newlocale.c -+++ b/locale/newlocale.c -@@ -30,6 +30,7 @@ - /* Lock for protecting global data. */ - __libc_rwlock_define (extern , __libc_setlocale_lock attribute_hidden) - -+extern error_t compute_locale_search_path (char **, size_t *); - - /* Use this when we come along an error. */ - #define ERROR_RETURN \ -@@ -48,7 +49,6 @@ __newlocale (int category_mask, const char *locale, __locale_t base) - __locale_t result_ptr; - char *locale_path; - size_t locale_path_len; -- const char *locpath_var; - int cnt; - size_t names_len; - -@@ -102,17 +102,8 @@ __newlocale (int category_mask, const char *locale, __locale_t base) - locale_path = NULL; - locale_path_len = 0; - -- locpath_var = getenv ("LOCPATH"); -- if (locpath_var != NULL && locpath_var[0] != '\0') -- { -- if (__argz_create_sep (locpath_var, ':', -- &locale_path, &locale_path_len) != 0) -- return NULL; -- -- if (__argz_add_sep (&locale_path, &locale_path_len, -- _nl_default_locale_path, ':') != 0) -- return NULL; -- } -+ if (compute_locale_search_path (&locale_path, &locale_path_len) != 0) -+ return NULL; - - /* Get the names for the locales we are interested in. We either - allow a composite name or a single name. */ -diff --git a/locale/setlocale.c b/locale/setlocale.c -index ead030d..0c0e314 100644 ---- a/locale/setlocale.c -+++ b/locale/setlocale.c -@@ -215,12 +215,65 @@ setdata (int category, struct __locale_data *data) - } - } - -+/* Return in *LOCALE_PATH and *LOCALE_PATH_LEN the locale data search path as -+ a colon-separated list. Return ENOMEN on error, zero otherwise. */ -+error_t -+compute_locale_search_path (char **locale_path, size_t *locale_path_len) -+{ -+ char* guix_locpath_var = getenv ("GUIX_LOCPATH"); -+ char *locpath_var = getenv ("LOCPATH"); -+ -+ if (guix_locpath_var != NULL && guix_locpath_var[0] != '\0') -+ { -+ /* Entries in 'GUIX_LOCPATH' take precedence over 'LOCPATH'. These -+ entries are systematically prefixed with "/X.Y" where "X.Y" is the -+ libc version. */ -+ if (__argz_create_sep (guix_locpath_var, ':', -+ locale_path, locale_path_len) != 0 -+ || __argz_suffix_entries (locale_path, locale_path_len, -+ "/" VERSION) != 0) -+ goto bail_out; -+ } -+ -+ if (locpath_var != NULL && locpath_var[0] != '\0') -+ { -+ char *reg_locale_path = NULL; -+ size_t reg_locale_path_len = 0; -+ -+ if (__argz_create_sep (locpath_var, ':', -+ ®_locale_path, ®_locale_path_len) != 0) -+ goto bail_out; -+ -+ if (__argz_append (locale_path, locale_path_len, -+ reg_locale_path, reg_locale_path_len) != 0) -+ goto bail_out; -+ -+ free (reg_locale_path); -+ } -+ -+ if (*locale_path != NULL) -+ { -+ /* Append the system default locale directory. */ -+ if (__argz_add_sep (locale_path, locale_path_len, -+ _nl_default_locale_path, ':') != 0) -+ goto bail_out; -+ } -+ -+ return 0; -+ -+ bail_out: -+ free (*locale_path); -+ *locale_path = NULL; -+ *locale_path_len = 0; -+ -+ return ENOMEM; -+} -+ - char * - setlocale (int category, const char *locale) - { - char *locale_path; - size_t locale_path_len; -- const char *locpath_var; - char *composite; - - /* Sanity check for CATEGORY argument. */ -@@ -251,17 +304,10 @@ setlocale (int category, const char *locale) - locale_path = NULL; - locale_path_len = 0; - -- locpath_var = getenv ("LOCPATH"); -- if (locpath_var != NULL && locpath_var[0] != '\0') -+ if (compute_locale_search_path (&locale_path, &locale_path_len) != 0) - { -- if (__argz_create_sep (locpath_var, ':', -- &locale_path, &locale_path_len) != 0 -- || __argz_add_sep (&locale_path, &locale_path_len, -- _nl_default_locale_path, ':') != 0) -- { -- __libc_rwlock_unlock (__libc_setlocale_lock); -- return NULL; -- } -+ __libc_rwlock_unlock (__libc_setlocale_lock); -+ return NULL; - } - - if (category == LC_ALL) -diff --git a/string/Makefile b/string/Makefile -index 8424a61..f925503 100644 ---- a/string/Makefile -+++ b/string/Makefile -@@ -38,7 +38,7 @@ routines := strcat strchr strcmp strcoll strcpy strcspn \ - swab strfry memfrob memmem rawmemchr strchrnul \ - $(addprefix argz-,append count create ctsep next \ - delete extract insert stringify \ -- addsep replace) \ -+ addsep replace suffix) \ - envz basename \ - strcoll_l strxfrm_l string-inlines memrchr \ - xpg-strerror strerror_l -diff --git a/string/argz-suffix.c b/string/argz-suffix.c -new file mode 100644 -index 0000000..505b0f2 ---- /dev/null -+++ b/string/argz-suffix.c -@@ -0,0 +1,56 @@ -+/* Copyright (C) 2015 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ Contributed by Ludovic Courtès <ludo@gnu.org>. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#include <argz.h> -+#include <errno.h> -+#include <stdlib.h> -+#include <string.h> -+ -+ -+error_t -+__argz_suffix_entries (char **argz, size_t *argz_len, const char *suffix) -+ -+{ -+ size_t suffix_len = strlen (suffix); -+ size_t count = __argz_count (*argz, *argz_len); -+ size_t new_argz_len = *argz_len + count * suffix_len; -+ char *new_argz = malloc (new_argz_len); -+ -+ if (new_argz) -+ { -+ char *p = new_argz, *entry; -+ -+ for (entry = *argz; -+ entry != NULL; -+ entry = argz_next (*argz, *argz_len, entry)) -+ { -+ p = stpcpy (p, entry); -+ p = stpcpy (p, suffix); -+ p++; -+ } -+ -+ free (*argz); -+ *argz = new_argz; -+ *argz_len = new_argz_len; -+ -+ return 0; -+ } -+ else -+ return ENOMEM; -+} -+weak_alias (__argz_suffix_entries, argz_suffix_entries) -diff --git a/string/argz.h b/string/argz.h -index bb62a31..d276a35 100644 ---- a/string/argz.h -+++ b/string/argz.h -@@ -134,6 +134,16 @@ extern error_t argz_replace (char **__restrict __argz, - const char *__restrict __str, - const char *__restrict __with, - unsigned int *__restrict __replace_count); -+ -+/* Suffix each entry of ARGZ & ARGZ_LEN with SUFFIX. Return 0 on success, -+ and ENOMEN if memory cannot be allocated. */ -+extern error_t __argz_suffix_entries (char **__restrict __argz, -+ size_t *__restrict __argz_len, -+ const char *__restrict __suffix); -+extern error_t argz_suffix_entries (char **__restrict __argz, -+ size_t *__restrict __argz_len, -+ const char *__restrict __suffix); -+ - - /* Returns the next entry in ARGZ & ARGZ_LEN after ENTRY, or NULL if there - are no more. If entry is NULL, then the first entry is returned. This |