1 files changed, 101 insertions, 0 deletions
diff --git a/gnulib-tests/test-strtold1.c b/gnulib-tests/test-strtold1.c
new file mode 100644
index 0000000..bf85009
--- /dev/null
+++ b/gnulib-tests/test-strtold1.c
@@ -0,0 +1,101 @@
+/* Test of strtold() in a French locale.
+   Copyright (C) 2019-2023 Free Software Foundation, Inc.
+
+   This program 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.
+
+   This program 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 this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+#include <stdlib.h>
+
+#include <errno.h>
+#include <locale.h>
+
+#include "macros.h"
+
+int
+main (int argc, char *argv[])
+{
+  /* Try to set the locale by implicitly looking at the LC_ALL environment
+     variable.
+     configure should already have checked that the locale is supported.  */
+  if (setlocale (LC_ALL, "") == NULL)
+    return 1;
+
+  {
+    const char input[] = "1,";
+    char *ptr;
+    long double result;
+    errno = 0;
+    result = strtold (input, &ptr);
+    ASSERT (result == 1.0L);
+    ASSERT (ptr == input + 2);
+    ASSERT (errno == 0);
+  }
+  {
+    const char input[] = ",5";
+    char *ptr;
+    long double result;
+    errno = 0;
+    result = strtold (input, &ptr);
+    ASSERT (result == 0.5L);
+    ASSERT (ptr == input + 2);
+    ASSERT (errno == 0);
+  }
+  {
+    const char input[] = "1,5";
+    char *ptr;
+    long double result;
+    errno = 0;
+    result = strtold (input, &ptr);
+    ASSERT (result == 1.5L);
+    ASSERT (ptr == input + 3);
+    ASSERT (errno == 0);
+  }
+  {
+    const char input[] = "1.5";
+    char *ptr;
+    long double result;
+    errno = 0;
+    result = strtold (input, &ptr);
+    /* On AIX 7.2, in the French locale, '.' is recognized as an alternate
+       radix character.  */
+    ASSERT ((ptr == input + 1 && result == 1.0L)
+            || (ptr == input + 3 && result == 1.5L));
+    ASSERT (errno == 0);
+  }
+  {
+    const char input[] = "123.456,789";
+    char *ptr;
+    long double result;
+    errno = 0;
+    result = strtold (input, &ptr);
+    /* On AIX 7.2, in the French locale, '.' is recognized as an alternate
+       radix character.  */
+    ASSERT ((ptr == input + 3 && result == 123.0L)
+            || (ptr == input + 7 && result > 123.45L && result < 123.46L));
+    ASSERT (errno == 0);
+  }
+  {
+    const char input[] = "123,456.789";
+    char *ptr;
+    long double result;
+    errno = 0;
+    result = strtold (input, &ptr);
+    ASSERT (result > 123.45L && result < 123.46L);
+    ASSERT (ptr == input + 7);
+    ASSERT (errno == 0);
+  }
+
+  return 0;
+}