util-linux/SOURCES/0065-lscpu-use-locale-independent-strtod-when-read-from-k.patch

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2024-03-28 11:58:38 +00:00
From ec4cf328499dbcd8f51e2501076a0799b156d580 Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Tue, 25 May 2021 11:32:51 +0200
Subject: lscpu: use locale-independent strtod() when read from kernel
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Addresses: https://issues.redhat.com/browse/RHEL-12783
Upstream: http://github.com/util-linux/util-linux/commit/0b538002dad7bb5e178740191961bcc69509a80d
Upstream: http://github.com/util-linux/util-linux/commit/670b10ae363d40fbe7dfd3c2e9c3f8044bf630f1
Reported-by: Thomas Weißschuh
Signed-off-by: Karel Zak <kzak@redhat.com>
---
sys-utils/lscpu-cputype.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/sys-utils/lscpu-cputype.c b/sys-utils/lscpu-cputype.c
index dd0c86084..bf6a7068c 100644
--- a/sys-utils/lscpu-cputype.c
+++ b/sys-utils/lscpu-cputype.c
@@ -6,10 +6,25 @@
# include <librtas.h>
#endif
+#include <locale.h>
#include "lscpu.h"
#include "fileutils.h"
+/* Simplified backport from upstrem to RHEL */
+static volatile locale_t c_locale;
+
+static double c_strtod(char const *str, char **end)
+{
+ if (!c_locale)
+ c_locale = newlocale(LC_ALL_MASK, "C", (locale_t) 0);
+ if (c_locale)
+ return strtod_l(str, end, c_locale);
+
+ return strtod(str, end);
+}
+
+
/* Lookup a pattern and get the value for format "<pattern> : <key>"
*/
int lookup(char *line, char *pattern, char **value)
@@ -532,7 +547,7 @@ int lscpu_read_cpuinfo(struct lscpu_cxt *cxt)
pr->curr_type->bogomips = xstrdup(value);
if (pattern->id == PAT_MHZ && pr->curr_cpu && value) {
errno = 0;
- pr->curr_cpu->mhz_cur_freq = strtof(value, NULL);
+ pr->curr_cpu->mhz_cur_freq = (float) c_strtod(value, NULL);
if (errno)
pr->curr_cpu->mhz_cur_freq = 0;
}
--
2.43.0