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Index: head/include/xlocale/_locale.h
===================================================================
--- head/include/xlocale/_locale.h
+++ head/include/xlocale/_locale.h
@@ -43,6 +43,7 @@
#define LC_MESSAGES_MASK (1<<5)
#define LC_ALL_MASK (LC_COLLATE_MASK | LC_CTYPE_MASK | LC_MESSAGES_MASK | \
LC_MONETARY_MASK | LC_NUMERIC_MASK | LC_TIME_MASK)
+#define LC_VERSION_MASK (1<<6)
#define LC_GLOBAL_LOCALE ((locale_t)-1)
#ifndef _LOCALE_T_DEFINED
Index: head/lib/libc/locale/collate.h
===================================================================
--- head/lib/libc/locale/collate.h
+++ head/lib/libc/locale/collate.h
@@ -53,8 +53,10 @@
#endif
#define COLLATE_STR_LEN 24 /* should be 64-bit multiple */
-#define COLLATE_VERSION "BSD 1.0\n"
+#define COLLATE_FMT_VERSION_LEN 12
+#define COLLATE_FMT_VERSION "BSD 1.0\n"
+
#define COLLATE_MAX_PRIORITY (0x7fffffff) /* max signed value */
#define COLLATE_SUBST_PRIORITY (0x40000000) /* bit indicates subst table */
@@ -69,7 +71,8 @@
/*
* The collate file format is as follows:
*
- * char version[COLLATE_STR_LEN]; // must be COLLATE_VERSION
+ * char fmt_version[COLLATE_FMT_VERSION_LEN]; // must be COLLATE_FMT_VERSION
+ * char def_version[XLOCALE_DEF_VERSION_LEN]; // NUL-terminated, may be empty
* collate_info_t info; // see below, includes padding
* collate_char_pri_t char_data[256]; // 8 bit char values
* collate_subst_t subst[*]; // 0 or more substitutions
Index: head/lib/libc/locale/collate.c
===================================================================
--- head/lib/libc/locale/collate.c
+++ head/lib/libc/locale/collate.c
@@ -140,7 +140,9 @@
(void) _close(fd);
return (_LDP_ERROR);
}
- if (sbuf.st_size < (COLLATE_STR_LEN + sizeof (info))) {
+ if (sbuf.st_size < (COLLATE_FMT_VERSION_LEN +
+ XLOCALE_DEF_VERSION_LEN +
+ sizeof (info))) {
(void) _close(fd);
errno = EINVAL;
return (_LDP_ERROR);
@@ -151,12 +153,14 @@
return (_LDP_ERROR);
}
- if (strncmp(TMP, COLLATE_VERSION, COLLATE_STR_LEN) != 0) {
+ if (strncmp(TMP, COLLATE_FMT_VERSION, COLLATE_FMT_VERSION_LEN) != 0) {
(void) munmap(map, sbuf.st_size);
errno = EINVAL;
return (_LDP_ERROR);
}
- TMP += COLLATE_STR_LEN;
+ TMP += COLLATE_FMT_VERSION_LEN;
+ strlcat(table->header.version, TMP, sizeof (table->header.version));
+ TMP += XLOCALE_DEF_VERSION_LEN;
info = (void *)TMP;
TMP += sizeof (*info);
Index: head/lib/libc/locale/querylocale.3
===================================================================
--- head/lib/libc/locale/querylocale.3
+++ head/lib/libc/locale/querylocale.3
@@ -27,12 +27,12 @@
.\"
.\" $FreeBSD$
.\"
-.Dd May 3, 2013
+.Dd November 8, 2020
.Dt QUERYLOCALE 3
.Os
.Sh NAME
.Nm querylocale
-.Nd Look up the locale name for a specified category
+.Nd Look up the locale name or version for a specified category
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
@@ -40,11 +40,22 @@
.Ft const char *
.Fn querylocale "int mask" "locale_t locale"
.Sh DESCRIPTION
-Returns the name of the locale for the category specified by
+Returns the name or version of the locale for the category specified by
.Fa mask .
-This possible values for the mask are the same as those in
-.Xr newlocale 3 .
-If more than one bit in the mask is set, the returned value is undefined.
+The possible values for the mask are the same as those in
+.Xr newlocale 3 ,
+when requesting the locale name.
+Specify the bitwise OR of
+.Fa LC_VERSION_MASK
+and another mask value to request a version string.
+Version strings can be compared to detect changes to the locale's definition.
+The structure of the version string is unspecified.
+Currently, version information is only available for
+.Fa LC_COLLATE_MASK ,
+and an empty string is returned for other categories.
+If more than one bit in the mask is set, not counting
+.Fa LC_VERSION_MASK ,
+the returned value is undefined.
.Sh SEE ALSO
.Xr duplocale 3 ,
.Xr freelocale 3 ,
@@ -52,3 +63,12 @@
.Xr newlocale 3 ,
.Xr uselocale 3 ,
.Xr xlocale 3
+.Sh HISTORY
+The
+.Fn querylocale
+function first appeared in
+.Fx 9.1 ,
+and is based on the function of the same name in Darwin.
+.Fa LC_VERSION_MASK
+first appeared in
+.Fx 13.0 .
Index: head/lib/libc/locale/xlocale.c
===================================================================
--- head/lib/libc/locale/xlocale.c
+++ head/lib/libc/locale/xlocale.c
@@ -231,6 +231,8 @@
if (new->components[type]) {
strncpy(new->components[type]->locale, src->locale,
ENCODING_LEN);
+ strncpy(new->components[type]->version, src->version,
+ XLOCALE_DEF_VERSION_LEN);
}
} else if (base->components[type]) {
new->components[type] = xlocale_retain(base->components[type]);
@@ -346,17 +348,24 @@
}
/*
- * Returns the name of the locale for a particular component of a locale_t.
+ * Returns the name or version of the locale for a particular component of a
+ * locale_t.
*/
const char *querylocale(int mask, locale_t loc)
{
- int type = ffs(mask) - 1;
+ int type = ffs(mask & ~LC_VERSION_MASK) - 1;
FIX_LOCALE(loc);
if (type >= XLC_LAST)
return (NULL);
- if (loc->components[type])
- return (loc->components[type]->locale);
- return ("C");
+ if (mask & LC_VERSION_MASK) {
+ if (loc->components[type])
+ return (loc->components[type]->version);
+ return ("");
+ } else {
+ if (loc->components[type])
+ return (loc->components[type]->locale);
+ return ("C");
+ }
}
/*
Index: head/lib/libc/locale/xlocale_private.h
===================================================================
--- head/lib/libc/locale/xlocale_private.h
+++ head/lib/libc/locale/xlocale_private.h
@@ -91,6 +91,9 @@
/** Function used to destroy this component, if one is required*/
void(*destructor)(void*);
};
+
+#define XLOCALE_DEF_VERSION_LEN 12
+
/**
* Header for a locale component. All locale components must begin with this
* header.
@@ -99,6 +102,8 @@
struct xlocale_refcounted header;
/** Name of the locale used for this component. */
char locale[ENCODING_LEN+1];
+ /** Version of the definition for this component. */
+ char version[XLOCALE_DEF_VERSION_LEN];
};
/**
Index: head/share/colldef/Makefile
===================================================================
--- head/share/colldef/Makefile
+++ head/share/colldef/Makefile
@@ -7,10 +7,13 @@
.SUFFIXES: .src .LC_COLLATE
MAPLOC= ${.CURDIR}/../../tools/tools/locale/etc/final-maps
+CLDR_VERSION= "34.0"
+
.include <bsd.endian.mk>
.src.LC_COLLATE:
localedef ${LOCALEDEF_ENDIAN} -D -U -i ${.IMPSRC} \
+ -V ${CLDR_VERSION} \
-f ${MAPLOC}/map.${.TARGET:T:R:E:C/@.*//} ${.OBJDIR}/${.IMPSRC:T:R}
LOCALES+= af_ZA.UTF-8
@@ -227,6 +230,7 @@
FILESDIR_$t.LC_COLLATE= ${LOCALEDIR}/$t
$t.LC_COLLATE: ${.CURDIR}/$f.src
localedef ${LOCALEDEF_ENDIAN} -D -U -i ${.ALLSRC} \
+ -V ${CLDR_VERSION} \
-f ${MAPLOC}/map.${.TARGET:T:R:E:C/@.*//} \
${.OBJDIR}/${.TARGET:T:R}
.endfor
Index: head/tools/tools/locale/Makefile
===================================================================
--- head/tools/tools/locale/Makefile
+++ head/tools/tools/locale/Makefile
@@ -187,6 +187,8 @@
cd ${UNIDIR} && unzip -o ../${CLDRFILES_${N}:T}
extract: extract-${CLDRFILES_${N}:T}
.endfor
+ grep 'name="version"' ${UNIDIR}/tools/build.xml | \
+ sed 's/.* value="//;s/".*//' > ${UNIDIR}/cldr-version
patch::
.if exists(${PATCHDIR})
cd ${UNIDIR} && cat ${PATCHDIR}/patch-* | patch
Index: head/tools/tools/locale/tools/cldr2def.pl
===================================================================
--- head/tools/tools/locale/tools/cldr2def.pl
+++ head/tools/tools/locale/tools/cldr2def.pl
@@ -50,6 +50,8 @@
my $ETCDIR = undef;
my $TYPE = undef;
+my $CLDR_VERSION = undef;
+
my $result = GetOptions (
"unidir=s" => \$UNIDIR,
"etc=s" => \$ETCDIR,
@@ -500,6 +502,12 @@
sub transform_collation {
+ # Read the CLDR version
+ open(FIN, "$UNIDIR/cldr-version") or die "Cannot open cldr-version";
+ read FIN, $CLDR_VERSION, -s FIN;
+ close(FIN);
+ $CLDR_VERSION =~ s/\s*$//;
+
foreach my $l (sort keys(%languages)) {
foreach my $f (sort keys(%{$languages{$l}})) {
foreach my $c (sort keys(%{$languages{$l}{$f}{data}})) {
@@ -861,8 +869,11 @@
my $SRCOUT4 = "";
my $MAPLOC;
if ($TYPE eq "colldef") {
+ # In future, we might want to try to put the CLDR version into
+ # the .src files with some new syntax, instead of the makefile.
$SRCOUT = "localedef \${LOCALEDEF_ENDIAN} -D -U " .
"-i \${.IMPSRC} \\\n" .
+ "\t-V \${CLDR_VERSION} \\\n" .
"\t-f \${MAPLOC}/map.\${.TARGET:T:R:E:C/@.*//} " .
"\${.OBJDIR}/\${.IMPSRC:T:R}";
$MAPLOC = "MAPLOC=\t\t\${.CURDIR}/../../tools/tools/" .
@@ -875,6 +886,7 @@
"\$t.LC_COLLATE: \${.CURDIR}/\$f.src\n" .
"\tlocaledef \${LOCALEDEF_ENDIAN} -D -U " .
"-i \${.ALLSRC} \\\n" .
+ "\t-V \${CLDR_VERSION} \\\n" .
"\t\t-f \${MAPLOC}/map.\${.TARGET:T:R:E:C/@.*//} \\\n" .
"\t\t\${.OBJDIR}/\${.TARGET:T:R}\n" .
".endfor\n\n";
@@ -916,6 +928,13 @@
.SUFFIXES: .src .${SRCOUT2}
${MAPLOC}
EOF
+
+ if ($TYPE eq "colldef") {
+ print FOUT <<EOF;
+CLDR_VERSION= "${CLDR_VERSION}"
+
+EOF
+ }
if ($TYPE eq "colldef" || $TYPE eq "ctypedef") {
print FOUT <<EOF;
Index: head/usr.bin/localedef/bootstrap/bootstrap_xlocale_private.h
===================================================================
--- head/usr.bin/localedef/bootstrap/bootstrap_xlocale_private.h
+++ head/usr.bin/localedef/bootstrap/bootstrap_xlocale_private.h
@@ -51,4 +51,7 @@
char unused;
};
+/* This must agree with the definition in xlocale_private.h. */
+#define XLOCALE_DEF_VERSION_LEN 12
+
#endif /* _LOCALDEF_BOOTSTRAP_XLOCALE_PRIVATE_H */
Index: head/usr.bin/localedef/collate.c
===================================================================
--- head/usr.bin/localedef/collate.c
+++ head/usr.bin/localedef/collate.c
@@ -1119,7 +1119,8 @@
collelem_t *ce;
collchar_t *cc;
subst_t *sb;
- char vers[COLLATE_STR_LEN];
+ char fmt_version[COLLATE_FMT_VERSION_LEN];
+ char def_version[XLOCALE_DEF_VERSION_LEN];
collate_char_t chars[UCHAR_MAX + 1];
collate_large_t *large;
collate_subst_t *subst[COLL_WEIGHTS_MAX];
@@ -1160,8 +1161,11 @@
}
(void) memset(&chars, 0, sizeof (chars));
- (void) memset(vers, 0, COLLATE_STR_LEN);
- (void) strlcpy(vers, COLLATE_VERSION, sizeof (vers));
+ (void) memset(fmt_version, 0, COLLATE_FMT_VERSION_LEN);
+ (void) strlcpy(fmt_version, COLLATE_FMT_VERSION, sizeof (fmt_version));
+ (void) memset(def_version, 0, XLOCALE_DEF_VERSION_LEN);
+ if (version)
+ (void) strlcpy(def_version, version, sizeof (def_version));
/*
* We need to make sure we arrange for the UNDEFINED field
@@ -1301,7 +1305,8 @@
collinfo.chain_count = htote(chain_count);
collinfo.large_count = htote(large_count);
- if ((wr_category(vers, COLLATE_STR_LEN, f) < 0) ||
+ if ((wr_category(fmt_version, COLLATE_FMT_VERSION_LEN, f) < 0) ||
+ (wr_category(def_version, XLOCALE_DEF_VERSION_LEN, f) < 0) ||
(wr_category(&collinfo, sizeof (collinfo), f) < 0) ||
(wr_category(&chars, sizeof (chars), f) < 0)) {
return;
Index: head/usr.bin/localedef/localedef.h
===================================================================
--- head/usr.bin/localedef/localedef.h
+++ head/usr.bin/localedef/localedef.h
@@ -55,6 +55,8 @@
extern int warnok;
extern int warnings;
+extern char *version;
+
int yylex(void);
void yyerror(const char *);
_Noreturn void errf(const char *, ...) __printflike(1, 2);
Index: head/usr.bin/localedef/localedef.1
===================================================================
--- head/usr.bin/localedef/localedef.1
+++ head/usr.bin/localedef/localedef.1
@@ -33,7 +33,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd October 18, 2018
+.Dd November 8, 2020
.Dt LOCALEDEF 1
.Os
.Sh NAME
@@ -135,6 +135,14 @@
generally not account for East Asian encodings requiring more than a single
character cell to display, nor for combining or accent marks that occupy
no additional screen width.
+.It Fl V Ar version
+Specifies a version string describing the version of the locale definition.
+This string can be retrieved with
+.Xr querylocale 3 ,
+and is intended to allow applications to detect locale definition changes.
+Currently it is stored only for the
+.Sy LC_COLLATE
+category.
.El
.Pp
The following operands are required:
@@ -198,6 +206,7 @@
.Xr locale 1 ,
.Xr iconv_open 3 ,
.Xr nl_langinfo 3 ,
+.Xr querylocale 3 ,
.Xr strftime 3 ,
.Xr environ 7
.Sh WARNINGS
Index: head/usr.bin/localedef/localedef.c
===================================================================
--- head/usr.bin/localedef/localedef.c
+++ head/usr.bin/localedef/localedef.c
@@ -48,6 +48,7 @@
#include <limits.h>
#include <locale.h>
#include <dirent.h>
+#include "collate.h"
#include "localedef.h"
#include "parser.h"
@@ -62,6 +63,7 @@
int warnok = 0;
static char *locname = NULL;
static char locpath[PATH_MAX];
+char *version = NULL;
const char *
category_name(void)
@@ -253,6 +255,7 @@
(void) fprintf(stderr, " -u encoding : assume encoding\n");
(void) fprintf(stderr, " -w widths : use screen widths file\n");
(void) fprintf(stderr, " -i locsrc : source file for locale\n");
+ (void) fprintf(stderr, " -V version : version string for locale\n");
exit(4);
}
@@ -279,7 +282,7 @@
(void) setlocale(LC_ALL, "");
- while ((c = getopt(argc, argv, "blw:i:cf:u:vUD")) != -1) {
+ while ((c = getopt(argc, argv, "blw:i:cf:u:vUDV:")) != -1) {
switch (c) {
case 'D':
bsd = 1;
@@ -314,6 +317,9 @@
case '?':
usage();
break;
+ case 'V':
+ version = optarg;
+ break;
}
}
@@ -323,6 +329,11 @@
locname = argv[argc - 1];
if (verbose) {
(void) printf("Processing locale %s.\n", locname);
+ }
+
+ if (version && strlen(version) >= XLOCALE_DEF_VERSION_LEN) {
+ (void) fprintf(stderr, "Version string too long.\n");
+ exit(1);
}
if (cfname) {

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