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Index: head/lib/libc/stdlib/strfmon.c
===================================================================
--- head/lib/libc/stdlib/strfmon.c
+++ head/lib/libc/stdlib/strfmon.c
@@ -92,7 +92,8 @@
} while (0)
#define GRPSEP do { \
- *--bufend = thousands_sep; \
+ bufend -= thousands_sep_size; \
+ memcpy(bufend, thousands_sep, thousands_sep_size); \
groups++; \
} while (0)
@@ -520,7 +521,7 @@
return (chars);
}
-/* convert double to ASCII */
+/* convert double to locale-encoded string */
static char *
__format_grouped_double(double value, int *flags,
int left_prec, int right_prec, int pad_char) {
@@ -536,19 +537,24 @@
struct lconv *lc = localeconv();
char *grouping;
- char decimal_point;
- char thousands_sep;
+ const char *decimal_point;
+ const char *thousands_sep;
+ size_t decimal_point_size;
+ size_t thousands_sep_size;
int groups = 0;
grouping = lc->mon_grouping;
- decimal_point = *lc->mon_decimal_point;
- if (decimal_point == '\0')
- decimal_point = *lc->decimal_point;
- thousands_sep = *lc->mon_thousands_sep;
- if (thousands_sep == '\0')
- thousands_sep = *lc->thousands_sep;
+ decimal_point = lc->mon_decimal_point;
+ if (*decimal_point == '\0')
+ decimal_point = lc->decimal_point;
+ thousands_sep = lc->mon_thousands_sep;
+ if (*thousands_sep == '\0')
+ thousands_sep = lc->thousands_sep;
+ decimal_point_size = strlen(decimal_point);
+ thousands_sep_size = strlen(thousands_sep);
+
/* fill left_prec with default value */
if (left_prec == -1)
left_prec = 0;
@@ -574,7 +580,8 @@
return (NULL);
/* make sure that we've enough space for result string */
- bufsize = avalue_size * 2 + 1;
+ bufsize = avalue_size * (1 + thousands_sep_size) + decimal_point_size +
+ 1;
rslt = calloc(1, bufsize);
if (rslt == NULL) {
free(avalue);
@@ -593,12 +600,13 @@
bufend -= right_prec;
memcpy(bufend, avalue + avalue_size+padded-right_prec,
right_prec);
- *--bufend = decimal_point;
+ bufend -= decimal_point_size;
+ memcpy(bufend, decimal_point, decimal_point_size);
avalue_size -= (right_prec + 1);
}
if ((*flags & NEED_GROUPING) &&
- thousands_sep != '\0' && /* XXX: need investigation */
+ thousands_sep_size > 0 && /* XXX: need investigation */
*grouping != CHAR_MAX &&
*grouping > 0) {
while (avalue_size > (int)*grouping) {
@@ -626,8 +634,9 @@
} else {
bufend -= avalue_size;
memcpy(bufend, avalue+padded, avalue_size);
+ /* decrease assumed $decimal_point */
if (right_prec == 0)
- padded--; /* decrease assumed $decimal_point */
+ padded -= decimal_point_size;
}
/* do padding with pad_char */
Index: head/lib/libc/tests/stdlib/Makefile
===================================================================
--- head/lib/libc/tests/stdlib/Makefile
+++ head/lib/libc/tests/stdlib/Makefile
@@ -6,6 +6,7 @@
ATF_TESTS_C+= mergesort_test
ATF_TESTS_C+= qsort_test
ATF_TESTS_C+= set_constraint_handler_s_test
+ATF_TESTS_C+= strfmon_test
ATF_TESTS_C+= tsearch_test
.if ${COMPILER_FEATURES:Mc++11}
ATF_TESTS_CXX+= cxa_thread_atexit_test
Index: head/lib/libc/tests/stdlib/strfmon_test.c
===================================================================
--- head/lib/libc/tests/stdlib/strfmon_test.c
+++ head/lib/libc/tests/stdlib/strfmon_test.c
@@ -0,0 +1,71 @@
+/*-
+ * Copyright (C) 2018 Conrad Meyer <cem@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <locale.h>
+#include <monetary.h>
+#include <stdio.h>
+
+#include <atf-c.h>
+
+ATF_TC_WITHOUT_HEAD(strfmon_locale_thousands);
+ATF_TC_BODY(strfmon_locale_thousands, tc)
+{
+ char actual[40], expected[40];
+ struct lconv *lc;
+ const char *ts;
+ double n;
+
+ setlocale(LC_MONETARY, "sv_SE.UTF-8");
+
+ lc = localeconv();
+
+ ts = lc->mon_thousands_sep;
+ if (strlen(ts) == 0)
+ ts = lc->thousands_sep;
+
+ if (strlen(ts) < 2)
+ atf_tc_skip("multi-byte thousands-separator not found");
+
+ n = 1234.56;
+ strfmon(actual, sizeof(actual), "%i", n);
+
+ strcpy(expected, "1");
+ strlcat(expected, ts, sizeof(expected));
+ strlcat(expected, "234", sizeof(expected));
+
+ /* We're just testing the thousands separator, not all of strmon. */
+ actual[strlen(expected)] = '\0';
+ ATF_CHECK_STREQ(expected, actual);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+ ATF_TP_ADD_TC(tp, strfmon_locale_thousands);
+ return (atf_no_error());
+}

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