diff --git a/conf/common.rmk b/conf/common.rmk index a66bd97fd..deb18372b 100644 --- a/conf/common.rmk +++ b/conf/common.rmk @@ -162,6 +162,12 @@ update-grub_lib: util/update-grub_lib.in config.status lib_SCRIPTS += update-grub_lib CLEANFILES += update-grub_lib +grub-gettext_lib: util/grub-gettext_lib.in config.status + ./config.status --file=$@:$< + chmod +x $@ +lib_DATA += grub-gettext_lib +CLEANFILES += grub-gettext_lib + %: util/grub.d/%.in config.status ./config.status --file=$@:$< chmod +x $@ @@ -178,7 +184,7 @@ grub-mkconfig_DATA += util/grub.d/README pkglib_MODULES += fshelp.mod fat.mod ufs1.mod ufs2.mod ext2.mod ntfs.mod \ ntfscomp.mod minix.mod hfs.mod jfs.mod iso9660.mod xfs.mod \ affs.mod sfs.mod hfsplus.mod reiserfs.mod cpio.mod tar.mod \ - udf.mod afs.mod afs_be.mod befs.mod befs_be.mod + udf.mod afs.mod afs_be.mod befs.mod befs_be.mod gettext.mod # For fshelp.mod. fshelp_mod_SOURCES = fs/fshelp.c @@ -609,6 +615,11 @@ bufio_mod_SOURCES = io/bufio.c bufio_mod_CFLAGS = $(COMMON_CFLAGS) bufio_mod_LDFLAGS = $(COMMON_LDFLAGS) +# For gettext.mod. +gettext_mod_SOURCES = gettext/gettext.c +gettext_mod_CFLAGS = $(COMMON_CFLAGS) +gettext_mod_LDFLAGS = $(COMMON_LDFLAGS) + # Misc. pkglib_MODULES += xnu_uuid.mod diff --git a/gettext/gettext.c b/gettext/gettext.c new file mode 100644 index 000000000..089f59db4 --- /dev/null +++ b/gettext/gettext.c @@ -0,0 +1,285 @@ +/* gettext.c - gettext module */ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2009 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +/* + .mo file information from: + http://www.gnu.org/software/autoconf/manual/gettext/MO-Files.html . +*/ + + +static grub_file_t grub_mofile_open (const char *name); +static grub_file_t fd_mo; + +static int grub_gettext_offsetoriginal; +static int grub_gettext_max; + +static const char* (*grub_gettext_original) (const char *s); + +#define GETTEXT_MAGIC_NUMBER 0 +#define GETTEXT_FILE_FORMAT 4 +#define GETTEXT_NUMBER_OF_STRINGS 8 +#define GETTEXT_OFFSET_ORIGINAL 12 +#define GETTEXT_OFFSET_TRANSLATION 16 + +#define MO_MAGIC_NUMBER 0x950412de + +static grub_uint32_t +grub_gettext_get_info (int offset) +{ + grub_uint32_t value; + + grub_file_seek (fd_mo, offset); + grub_file_read (fd_mo, (char*) &value, 4); + value = grub_cpu_to_le32 (value); + return value; +} + +static void +grub_gettext_getstring_from_offset (grub_uint32_t offset, grub_uint32_t length, char *translation) +{ + grub_file_seek (fd_mo, offset); + grub_file_read (fd_mo, translation, length); + translation[length] = '\0'; +} + +static char* +grub_gettext_gettranslation_from_position (int position) +{ + int offsettranslation; + int internal_position; + grub_uint32_t length, offset; + char *translation; + + offsettranslation = grub_gettext_get_info (GETTEXT_OFFSET_TRANSLATION); + + internal_position = offsettranslation + position * 8; + + grub_file_seek (fd_mo, internal_position); + grub_file_read (fd_mo, (char*) &length, 4); + length = grub_cpu_to_le32 (length); + + grub_file_seek (fd_mo, internal_position + 4), + grub_file_read (fd_mo, (char*) &offset, 4); + offset = grub_cpu_to_le32 (offset); + + translation = grub_malloc(length + 1); + grub_gettext_getstring_from_offset (offset, length, translation); + + return translation; +} + +static char* +grub_gettext_getstring_from_position (int position) +{ + int internal_position; + int length, offset; + char *original; + + /* Get position for string i. */ + internal_position = grub_gettext_offsetoriginal + (position * 8); + + /* Get the length of the string i. */ + grub_file_seek (fd_mo, internal_position); + grub_file_read (fd_mo, (char *) &length, 4); + + /* Get the offset of the string i. */ + grub_file_seek (fd_mo, internal_position + 4); + grub_file_read (fd_mo, (char *) &offset, 4); + + /* Get the string i. */ + original = grub_malloc (length + 1); + grub_gettext_getstring_from_offset (offset, length, original); + + return original; +} + +static const char* +grub_gettext_translate (const char *orig) +{ + char *current_string; + char *ret; + + int min,max,current; + + if (fd_mo == 0) + return orig; + + min = 0; + max = grub_gettext_max; + + current = (max + min) / 2; + + while (current != min && current != max) + { + current_string = grub_gettext_getstring_from_position (current); + + /* Search by bisection. */ + if (grub_strcmp (current_string, orig) < 0) + { + grub_free(current_string); + min=current; + } + else if (grub_strcmp (current_string, orig) > 0) + { + grub_free(current_string); + max=current; + } + else if (grub_strcmp (current_string, orig) == 0) + { + grub_free(current_string); + return grub_gettext_gettranslation_from_position (current); + } + current = (max+min)/2; + } + + ret = grub_malloc(grub_strlen(orig) + 1); + grub_strcpy(ret,orig); + return ret; +} + +/* This is similar to grub_gzfile_open. */ +static grub_file_t +grub_mofile_open (const char *filename) +{ + int unsigned magic; + int version; + + /* Using fd_mo and not another variable because + it's needed for grub_gettext_get_info. */ + + fd_mo = grub_file_open (filename); + if (! fd_mo) + { + grub_error (GRUB_ERR_FILE_READ_ERROR, "Cannot read %s",filename); + return 0; + } + + magic = grub_gettext_get_info (GETTEXT_MAGIC_NUMBER); + + if (magic != MO_MAGIC_NUMBER) + { + grub_error (GRUB_ERR_BAD_FILE_TYPE, "mo: invalid mo file: %s", filename); + grub_file_close (fd_mo); + fd_mo = 0; + return 0; + } + + version = grub_gettext_get_info (GETTEXT_FILE_FORMAT); + + if (version != 0) + { + grub_error (GRUB_ERR_BAD_FILE_TYPE, "mo: invalid mo version in file: %s", filename); + fd_mo = 0; + return 0; + } + + /* + Do we want .mo.gz files? Then, the code: + file = grub_gzio_open (io, 0); // 0: transparent + if (! file) + { + grub_printf("Problems opening the file\n"); + grub_file_close (io); + return 0; + } + */ + + return fd_mo; +} + +static void +grub_gettext_init_ext (const char *lang) +{ + char *mo_file; + char *grub_prefix; + + grub_prefix = grub_env_get ("prefix"); + + fd_mo = 0; + + // mo_file e.g.: /boot/grub/locale/ca.mo + + mo_file = grub_malloc (grub_strlen (grub_prefix) + sizeof ("/locale/") + grub_strlen (lang) + sizeof(".mo")); + + // Warning: if changing some paths in the below line, change the grub_malloc + // contents below + + grub_sprintf (mo_file, "%s/locale/%s.mo", grub_prefix, lang); + grub_dprintf(" -------------- %s ",mo_file); + + fd_mo = grub_mofile_open(mo_file); + grub_free (mo_file); + + if (fd_mo) + { + grub_gettext_offsetoriginal = grub_gettext_get_info(GETTEXT_OFFSET_ORIGINAL); + grub_gettext_max = grub_gettext_get_info(GETTEXT_NUMBER_OF_STRINGS); + + grub_gettext_original = grub_gettext; + grub_gettext = grub_gettext_translate; + } +} + +static char* +grub_gettext_env_write_lang (struct grub_env_var *var __attribute__ ((unused)), + const char *val) +{ + grub_gettext_init_ext (val); + + return grub_strdup (val); +} + +GRUB_MOD_INIT(gettext) +{ + (void)mod; /* To stop warning. */ + + const char *lang; + + lang = grub_env_get ("lang"); + + grub_gettext_init_ext (lang); + + /* Testing: + grub_register_command ("_", grub_cmd_translate, GRUB_COMMAND_FLAG_BOTH, + "_", "internalization support trans", 0); + */ + + /* Reload .mo file information if lang changes. */ + grub_register_variable_hook ("lang", NULL, grub_gettext_env_write_lang); + + /* Preserve hooks after context changes. */ + grub_env_export ("lang"); +} + +GRUB_MOD_FINI(gettext) +{ + if (fd_mo != 0) + grub_file_close(fd_mo); + + grub_gettext = grub_gettext_original; +} diff --git a/include/grub/misc.h b/include/grub/misc.h index faa2d5c42..0a3406737 100644 --- a/include/grub/misc.h +++ b/include/grub/misc.h @@ -1,7 +1,7 @@ /* misc.h - prototypes for misc functions */ /* * GRUB -- GRand Unified Bootloader - * Copyright (C) 2002,2003,2005,2006,2007,2008,2009,2008 Free Software Foundation, Inc. + * Copyright (C) 2002,2003,2005,2006,2007,2008,2009,2008,2009 Free Software Foundation, Inc. * * GRUB is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -34,6 +34,8 @@ /* XXX: If grub_memmove is too slow, we must implement grub_memcpy. */ #define grub_memcpy(d,s,n) grub_memmove ((d), (s), (n)) +#define _(s) grub_gettext(s) + void *EXPORT_FUNC(grub_memmove) (void *dest, const void *src, grub_size_t n); char *EXPORT_FUNC(grub_strcpy) (char *dest, const char *src); char *EXPORT_FUNC(grub_strncpy) (char *dest, const char *src, int c); @@ -191,6 +193,9 @@ grub_ssize_t EXPORT_FUNC(grub_utf8_to_ucs4) (grub_uint32_t *dest, grub_uint64_t EXPORT_FUNC(grub_divmod64) (grub_uint64_t n, grub_uint32_t d, grub_uint32_t *r); +const char *EXPORT_FUNC(grub_gettext_dummy) (const char *s); +extern const char *(*EXPORT_VAR(grub_gettext)) (const char *s);// = grub_gettext_dummy; + #ifdef NEED_ENABLE_EXECUTE_STACK void EXPORT_FUNC(__enable_execute_stack) (void *addr); #endif diff --git a/kern/misc.c b/kern/misc.c index cacfbc753..827f864c4 100644 --- a/kern/misc.c +++ b/kern/misc.c @@ -30,6 +30,8 @@ grub_iswordseparator (int c) return (grub_isspace (c) || c == ',' || c == ';' || c == '|' || c == '&'); } +const char* (*grub_gettext) (const char *s) = grub_gettext_dummy; + void * grub_memmove (void *dest, const void *src, grub_size_t n) { @@ -984,6 +986,13 @@ grub_utf8_to_ucs4 (grub_uint32_t *dest, grub_size_t destsize, return p - dest; } +/* grub_gettext_dummy is not translating anything. */ +const char * +grub_gettext_dummy (const char *s) +{ + return s; +} + /* Abort GRUB. This function does not return. */ void grub_abort (void) diff --git a/normal/menu_text.c b/normal/menu_text.c index e0d96c47f..e757110c0 100644 --- a/normal/menu_text.c +++ b/normal/menu_text.c @@ -93,8 +93,8 @@ print_message (int nested, int edit) } else { - grub_printf ("\n\ - Use the %C and %C keys to select which entry is highlighted.\n", + grub_printf (_("\n\ + Use the %C and %C keys to select which entry is highlighted.\n"), (grub_uint32_t) GRUB_TERM_DISP_UP, (grub_uint32_t) GRUB_TERM_DISP_DOWN); grub_printf ("\ Press enter to boot the selected OS, \'e\' to edit the\n\ diff --git a/util/grub-gettext_lib.in b/util/grub-gettext_lib.in new file mode 100644 index 000000000..00d1bdd98 --- /dev/null +++ b/util/grub-gettext_lib.in @@ -0,0 +1,23 @@ +# Configuration of grub-gettext +# Copyright (C) 2009 Free Software Foundation, Inc. +# +# GRUB is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# GRUB 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 General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with GRUB. If not, see . + +prefix=@prefix@ +exec_prefix=@exec_prefix@ +libdir=@libdir@ + +TEXTDOMAINDIR=@prefix@/share/locale +TEXTDOMAIN=grub +. gettext.sh diff --git a/util/grub-mkconfig_lib.in b/util/grub-mkconfig_lib.in index bb30cc475..47e37f265 100644 --- a/util/grub-mkconfig_lib.in +++ b/util/grub-mkconfig_lib.in @@ -215,3 +215,14 @@ version_find_latest () done echo "$a" } + +get_locale_lang () +{ + lang="`echo ${LANG} | cut -d _ -f 1`" + if [ "x${lang}" = "x" ] ; then + return 1 + else + echo "${lang}" + return 0 + fi +} diff --git a/util/grub.d/00_header.in b/util/grub.d/00_header.in index 9f421dc1c..fe1352883 100644 --- a/util/grub.d/00_header.in +++ b/util/grub.d/00_header.in @@ -22,6 +22,7 @@ prefix=@prefix@ exec_prefix=@exec_prefix@ libdir=@libdir@ grub_prefix=`echo /boot/grub | sed ${transform}` +locale_prefix="/usr/share/locale" # TODO: dynamic with exec_prefix ? . ${libdir}/grub/grub-mkconfig_lib @@ -100,6 +101,21 @@ EOF ;; esac +if test -e ${grub_prefix}/gettext.mod -a -d /usr/share/locale; then + # Make the locales accesible + prepare_grub_to_access_device `${grub_probe} --target=device ${locale_prefix}` + lang=`get_locale_lang` + grub_locale_prefix=`make_system_path_relative_to_its_root ${locale_prefix}` + cat << EOF +# Gettext variables and module +set locale_prefix=${grub_locale_prefix} +set lang=${lang} +insmod gettext +EOF +else + echo "gettext module or /usr/share/locale is not available" +fi + if [ "x${GRUB_HIDDEN_TIMEOUT}" != "x" ] ; then if [ "x${GRUB_HIDDEN_TIMEOUT_QUIET}" = "xtrue" ] ; then verbose= diff --git a/util/grub.d/10_linux.in b/util/grub.d/10_linux.in index f17955846..9cb39e41c 100644 --- a/util/grub.d/10_linux.in +++ b/util/grub.d/10_linux.in @@ -95,11 +95,11 @@ while [ "x$list" != "x" ] ; do linux_root_device_thisversion=${GRUB_DEVICE} fi - linux_entry "${OS}, with Linux ${version}" \ - "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" + linux_entry $eval_gettext ("${OS}, with Linux ${version}" \ + "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}") if [ "x${GRUB_DISABLE_LINUX_RECOVERY}" != "xtrue" ]; then - linux_entry "${OS}, with Linux ${version} (recovery mode)" \ - "single ${GRUB_CMDLINE_LINUX}" + linux_entry $eval_gettext ("${OS}, with Linux ${version} (recovery mode)" \ + "single ${GRUB_CMDLINE_LINUX}") fi list=`echo $list | tr ' ' '\n' | grep -vx $linux | tr '\n' ' '`