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5525672a5f
Otherwise, `CFLAGS='-Wall -Werror' meson build` fails detection with:
Running compile:
Working directory: /data/src/glib/build/meson-private/tmpoozk2y4b
Code:
#include <stdio.h>
#include <string.h>
static char buf[100];
static double zero = 0.0;
int main ()
{
if (sprintf (buf, "%010f", 1.0 / zero, 33, 44, 55) < 0
|| (strcmp (buf, " inf") != 0
&& strcmp (buf, " infinity") != 0))
return 1;
return 0;
}
-----------
Command line: `cc /data/src/glib/build/meson-private/tmpoozk2y4b/testfile.c -o /data/src/glib/build/meson-private/tmpoozk2y4b/output.exe -Werror -Wall -D_FILE_OFFSET_BITS=64 -O0 -std=gnu99` -> 1
stderr:
/data/src/glib/build/meson-private/tmpoozk2y4b/testfile.c: In function 'main':
/data/src/glib/build/meson-private/tmpoozk2y4b/testfile.c:8:21: error: too many arguments for format [-Werror=format-extra-args]
8 | if (sprintf (buf, "%010f", 1.0 / zero, 33, 44, 55) < 0
| ^~~~~~~
cc1: all warnings being treated as errors
-----------
Could not compile test file /data/src/glib/build/meson-private/tmpoozk2y4b/testfile.c: 1
Checking if "printf supports the zero flag correctly" runs: DID NOT COMPILE
41 lines
1.3 KiB
Meson
41 lines
1.3 KiB
Meson
# Copyright (C) 2002-2004, 2006-2018 Free Software Foundation, Inc.
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# Test whether the *printf family of functions supports padding of non-finite
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# values with the 0 flag correctly. (ISO C99 + TC1 + TC2.) See
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# <https://lists.gnu.org/r/bug-gnulib/2007-04/msg00107.html>
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# Result is gl_cv_func_printf_flag_zero.
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printf_flag_zero_test = '''
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#include <stdio.h>
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#include <string.h>
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static char buf[100];
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static double zero = 0.0;
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int main ()
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{
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if (sprintf (buf, "%010f", 1.0 / zero) < 0
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|| (strcmp (buf, " inf") != 0
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&& strcmp (buf, " infinity") != 0))
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return 1;
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return 0;
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}
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'''
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if meson.can_run_host_binaries()
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run_result = cc.run(printf_flag_zero_test,
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name : 'printf supports the zero flag correctly')
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gl_cv_func_printf_flag_zero = run_result.compiled() and run_result.returncode() == 0
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else
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if host_system in ['linux', 'android']
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gl_cv_func_printf_flag_zero = true
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elif host_system.startswith ('beos')
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gl_cv_func_printf_flag_zero = true
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elif host_system == 'windows'
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gl_cv_func_printf_flag_zero = false
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else
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gl_cv_func_printf_flag_zero = false
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endif
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endif
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