The branch main has been updated by kib:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=621bf91893ad96c2ec46e603bf4c5b8762e3f730

commit 621bf91893ad96c2ec46e603bf4c5b8762e3f730
Author:     Jose Luis Duran <jldu...@gmail.com>
AuthorDate: 2022-10-28 01:24:48 +0000
Commit:     Konstantin Belousov <k...@freebsd.org>
CommitDate: 2022-10-29 21:09:11 +0000

    strfmon_l: Use specified locale for number formatting
    
    strfmon_l does not take fully into consideration the explicitly passed
    locale to perform the formatting.
    
    Parallel universe bug report:   
https://sourceware.org/bugzilla/show_bug.cgi?id=19633
    
    Obtained from:  Darwin
    Reviewed by:    kib
    PR:     267410
    Github PR:      #620
    MFC after:      1 week
---
 lib/libc/stdlib/strfmon.c            | 47 ++++++++++++++++++------------------
 lib/libc/tests/stdlib/strfmon_test.c |  4 +--
 2 files changed, 25 insertions(+), 26 deletions(-)

diff --git a/lib/libc/stdlib/strfmon.c b/lib/libc/stdlib/strfmon.c
index c0579f31e821..aee053a26ec8 100644
--- a/lib/libc/stdlib/strfmon.c
+++ b/lib/libc/stdlib/strfmon.c
@@ -71,9 +71,9 @@ __FBSDID("$FreeBSD$");
                PRINT(*tmps++);                                 \
 } while (0)
 
-#define        GET_NUMBER(VAR) do {                                    \
+#define        GET_NUMBER(VAR, LOC) do {                                       
\
        VAR = 0;                                                \
-       while (isdigit((unsigned char)*fmt)) {                  \
+       while (isdigit_l((unsigned char)*fmt, LOC)) {                   \
                if (VAR > INT_MAX / 10)                         \
                        goto e2big_error;                       \
                VAR *= 10;                                      \
@@ -98,9 +98,10 @@ __FBSDID("$FreeBSD$");
        groups++;                                               \
 } while (0)
 
-static void __setup_vars(int, char *, char *, char *, char **);
-static int __calc_left_pad(int, char *);
-static char *__format_grouped_double(double, int *, int, int, int);
+static void __setup_vars(int, char *, char *, char *, char **, struct lconv *);
+static int __calc_left_pad(int, char *, struct lconv *);
+static char *__format_grouped_double(double, int *, int, int, int,
+    struct lconv *, locale_t);
 
 static ssize_t
 vstrfmon_l(char * __restrict s, size_t maxsize, locale_t loc,
@@ -194,8 +195,8 @@ vstrfmon_l(char * __restrict s, size_t maxsize, locale_t 
loc,
                }
 
                /* field Width */
-               if (isdigit((unsigned char)*fmt)) {
-                       GET_NUMBER(width);
+               if (isdigit_l((unsigned char)*fmt, loc)) {
+                       GET_NUMBER(width, loc);
                        /* Do we have enough space to put number with
                         * required width ?
                         */
@@ -205,18 +206,18 @@ vstrfmon_l(char * __restrict s, size_t maxsize, locale_t 
loc,
 
                /* Left precision */
                if (*fmt == '#') {
-                       if (!isdigit((unsigned char)*++fmt))
+                       if (!isdigit_l((unsigned char)*++fmt, loc))
                                goto format_error;
-                       GET_NUMBER(left_prec);
+                       GET_NUMBER(left_prec, loc);
                        if ((unsigned int)left_prec >= maxsize - (dst - s))
                                goto e2big_error;
                }
 
                /* Right precision */
                if (*fmt == '.') {
-                       if (!isdigit((unsigned char)*++fmt))
+                       if (!isdigit_l((unsigned char)*++fmt, loc))
                                goto format_error;
-                       GET_NUMBER(right_prec);
+                       GET_NUMBER(right_prec, loc);
                        if ((unsigned int)right_prec >= maxsize - (dst - s) -
                            left_prec)
                                goto e2big_error;
@@ -262,8 +263,8 @@ vstrfmon_l(char * __restrict s, size_t maxsize, locale_t 
loc,
                /* fill left_prec with amount of padding chars */
                if (left_prec >= 0) {
                        pad_size = __calc_left_pad((flags ^ IS_NEGATIVE),
-                                                       currency_symbol) -
-                                  __calc_left_pad(flags, currency_symbol);
+                           currency_symbol, lc) -
+                           __calc_left_pad(flags, currency_symbol, lc);
                        if (pad_size < 0)
                                pad_size = 0;
                }
@@ -271,14 +272,14 @@ vstrfmon_l(char * __restrict s, size_t maxsize, locale_t 
loc,
                if (asciivalue != NULL)
                        free(asciivalue);
                asciivalue = __format_grouped_double(value, &flags,
-                               left_prec, right_prec, pad_char);
+                   left_prec, right_prec, pad_char, lc, loc);
                if (asciivalue == NULL)
                        goto end_error;         /* errno already set     */
                                                /* to ENOMEM by malloc() */
 
                /* set some variables for later use */
                __setup_vars(flags, &cs_precedes, &sep_by_space,
-                               &sign_posn, &signstr);
+                   &sign_posn, &signstr, lc);
 
                /*
                 * Description of some LC_MONETARY's values:
@@ -422,10 +423,8 @@ end_error:
 
 static void
 __setup_vars(int flags, char *cs_precedes, char *sep_by_space,
-    char *sign_posn, char **signstr)
+    char *sign_posn, char **signstr, struct lconv *lc)
 {
-       struct lconv *lc = localeconv();
-
        if ((flags & IS_NEGATIVE) && (flags & USE_INTL_CURRENCY)) {
                *cs_precedes = lc->int_n_cs_precedes;
                *sep_by_space = lc->int_n_sep_by_space;
@@ -460,12 +459,13 @@ __setup_vars(int flags, char *cs_precedes, char 
*sep_by_space,
 }
 
 static int
-__calc_left_pad(int flags, char *cur_symb)
+__calc_left_pad(int flags, char *cur_symb, struct lconv *lc)
 {
        char cs_precedes, sep_by_space, sign_posn, *signstr;
        int left_chars = 0;
 
-       __setup_vars(flags, &cs_precedes, &sep_by_space, &sign_posn, &signstr);
+       __setup_vars(flags, &cs_precedes, &sep_by_space, &sign_posn,
+           &signstr, lc);
 
        if (cs_precedes != 0) {
                left_chars += strlen(cur_symb);
@@ -515,7 +515,7 @@ get_groups(int size, char *grouping)
 /* convert double to locale-encoded string */
 static char *
 __format_grouped_double(double value, int *flags,
-    int left_prec, int right_prec, int pad_char)
+    int left_prec, int right_prec, int pad_char, struct lconv *lc, locale_t 
loc)
 {
 
        char            *rslt;
@@ -527,7 +527,6 @@ __format_grouped_double(double value, int *flags,
 
        int             padded;
 
-       struct lconv    *lc = localeconv();
        char            *grouping;
        const char      *decimal_point;
        const char      *thousands_sep;
@@ -566,8 +565,8 @@ __format_grouped_double(double value, int *flags,
                left_prec += get_groups(left_prec, grouping);
 
        /* convert to string */
-       avalue_size = asprintf(&avalue, "%*.*f", left_prec + right_prec + 1,
-           right_prec, value);
+       avalue_size = asprintf_l(&avalue, loc, "%*.*f",
+           left_prec + right_prec + 1, right_prec, value);
        if (avalue_size < 0)
                return (NULL);
 
diff --git a/lib/libc/tests/stdlib/strfmon_test.c 
b/lib/libc/tests/stdlib/strfmon_test.c
index dcad17d3dbfd..224b3f44911e 100644
--- a/lib/libc/tests/stdlib/strfmon_test.c
+++ b/lib/libc/tests/stdlib/strfmon_test.c
@@ -224,8 +224,8 @@ ATF_TC_BODY(strfmon_l, tc)
                const char *expected;
        } tests[] = {
            { "C", "[ **1234.57 ] [ **1234.57 ]" },
-           { "de_DE.UTF-8", "[ €**1234.57 ] [ EUR**1234.57 ]" }, /* XXX */
-           { "en_GB.UTF-8", "[ £**1234.57 ] [ GBP**1234.57 ]" }, /* XXX */
+           { "de_DE.UTF-8", "[ **1234,57 €] [ **1.234,57 EUR]" },
+           { "en_GB.UTF-8", "[ £**1234.57] [ GBP**1,234.57]" },
        };
        locale_t loc;
        size_t i;

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