Mercurial > gnulib
view tests/test-vasnprintf-posix3.c @ 40196:e63f5d3edab5
relocatable-prog: Update documentation.
* doc/relocatable-maint.texi (Supporting Relocation): Update to match
the recent changes.
author | Bruno Haible <bruno@clisp.org> |
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date | Sun, 24 Feb 2019 01:49:15 +0100 |
parents | b06060465f09 |
children |
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/* Test of POSIX compatible vasnprintf() and asnprintf() functions. Copyright (C) 2010-2019 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/>. */ /* Written by Bruno Haible <bruno@clisp.org>, 2010. */ #include <config.h> #include "vasnprintf.h" #include <locale.h> #include <stdlib.h> #include <string.h> #include "macros.h" /* glibc >= 2.2 supports the 'I' flag, and in glibc >= 2.2.3 the fa_IR locale defines the 'outdigits' to be U+06F0..U+06F9. So we test for glibc >= 2.3. */ #if (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 3)) && !defined __UCLIBC__ static void test_function (char * (*my_asnprintf) (char *, size_t *, const char *, ...)) { /* Test that the 'I' flag is supported. */ { size_t length; char *result = my_asnprintf (NULL, &length, "%Id %d", 1234567, 99); static const char expected[] = /* "۱۲۳۴۵۶۷ 99" */ "\xDB\xB1\xDB\xB2\xDB\xB3\xDB\xB4\xDB\xB5\xDB\xB6\xDB\xB7 99"; ASSERT (result != NULL); ASSERT (strcmp (result, expected) == 0); ASSERT (length == strlen (result)); free (result); } } static char * my_asnprintf (char *resultbuf, size_t *lengthp, const char *format, ...) { va_list args; char *ret; va_start (args, format); ret = vasnprintf (resultbuf, lengthp, format, args); va_end (args); return ret; } static void test_vasnprintf () { test_function (my_asnprintf); } static void test_asnprintf () { test_function (asnprintf); } #endif int main (int argc, char *argv[]) { #if (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 3)) && !defined __UCLIBC__ /* Select a locale with Arabic 'outdigits'. */ if (setlocale (LC_ALL, "fa_IR.UTF-8") == NULL) { fprintf (stderr, "Skipping test: no Iranian locale is installed\n"); return 77; } test_vasnprintf (); test_asnprintf (); return 0; #else fprintf (stderr, "Skipping test: not a glibc >= 2.3 system\n"); return 77; #endif }