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author | Lorenz <12514511+RincewindsHat@users.noreply.github.com> | 2023-02-10 10:43:20 (GMT) |
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committer | GitHub <noreply@github.com> | 2023-02-10 10:43:20 (GMT) |
commit | c07206f2ccc2356aa74bc6813a94c2190017d44e (patch) | |
tree | 1677e5fdca5c3ce544e92c5484e16a0b68df1cc9 /gl/m4/stdbool.m4 | |
parent | e92046f810658016b7c373677efefda3b21400e4 (diff) | |
parent | d2fcf49ad4afc15f37d082d7bc96a808369ec2d4 (diff) | |
download | monitoring-plugins-c07206f2ccc2356aa74bc6813a94c2190017d44e.tar.gz |
Merge pull request #1832 from RincewindsHat/gnulib_update_2023
Gnulib update 2023 and attendant fixes
Diffstat (limited to 'gl/m4/stdbool.m4')
-rw-r--r-- | gl/m4/stdbool.m4 | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/gl/m4/stdbool.m4 b/gl/m4/stdbool.m4 deleted file mode 100644 index 80d5559..0000000 --- a/gl/m4/stdbool.m4 +++ /dev/null | |||
@@ -1,100 +0,0 @@ | |||
1 | # Check for stdbool.h that conforms to C99. | ||
2 | |||
3 | dnl Copyright (C) 2002-2006, 2009-2013 Free Software Foundation, Inc. | ||
4 | dnl This file is free software; the Free Software Foundation | ||
5 | dnl gives unlimited permission to copy and/or distribute it, | ||
6 | dnl with or without modifications, as long as this notice is preserved. | ||
7 | |||
8 | #serial 5 | ||
9 | |||
10 | # Prepare for substituting <stdbool.h> if it is not supported. | ||
11 | |||
12 | AC_DEFUN([AM_STDBOOL_H], | ||
13 | [ | ||
14 | AC_REQUIRE([AC_CHECK_HEADER_STDBOOL]) | ||
15 | |||
16 | # Define two additional variables used in the Makefile substitution. | ||
17 | |||
18 | if test "$ac_cv_header_stdbool_h" = yes; then | ||
19 | STDBOOL_H='' | ||
20 | else | ||
21 | STDBOOL_H='stdbool.h' | ||
22 | fi | ||
23 | AC_SUBST([STDBOOL_H]) | ||
24 | AM_CONDITIONAL([GL_GENERATE_STDBOOL_H], [test -n "$STDBOOL_H"]) | ||
25 | |||
26 | if test "$ac_cv_type__Bool" = yes; then | ||
27 | HAVE__BOOL=1 | ||
28 | else | ||
29 | HAVE__BOOL=0 | ||
30 | fi | ||
31 | AC_SUBST([HAVE__BOOL]) | ||
32 | ]) | ||
33 | |||
34 | # AM_STDBOOL_H will be renamed to gl_STDBOOL_H in the future. | ||
35 | AC_DEFUN([gl_STDBOOL_H], [AM_STDBOOL_H]) | ||
36 | |||
37 | # This version of the macro is needed in autoconf <= 2.68. | ||
38 | |||
39 | AC_DEFUN([AC_CHECK_HEADER_STDBOOL], | ||
40 | [AC_CACHE_CHECK([for stdbool.h that conforms to C99], | ||
41 | [ac_cv_header_stdbool_h], | ||
42 | [AC_COMPILE_IFELSE( | ||
43 | [AC_LANG_PROGRAM( | ||
44 | [[ | ||
45 | #include <stdbool.h> | ||
46 | #ifndef bool | ||
47 | "error: bool is not defined" | ||
48 | #endif | ||
49 | #ifndef false | ||
50 | "error: false is not defined" | ||
51 | #endif | ||
52 | #if false | ||
53 | "error: false is not 0" | ||
54 | #endif | ||
55 | #ifndef true | ||
56 | "error: true is not defined" | ||
57 | #endif | ||
58 | #if true != 1 | ||
59 | "error: true is not 1" | ||
60 | #endif | ||
61 | #ifndef __bool_true_false_are_defined | ||
62 | "error: __bool_true_false_are_defined is not defined" | ||
63 | #endif | ||
64 | |||
65 | struct s { _Bool s: 1; _Bool t; } s; | ||
66 | |||
67 | char a[true == 1 ? 1 : -1]; | ||
68 | char b[false == 0 ? 1 : -1]; | ||
69 | char c[__bool_true_false_are_defined == 1 ? 1 : -1]; | ||
70 | char d[(bool) 0.5 == true ? 1 : -1]; | ||
71 | /* See body of main program for 'e'. */ | ||
72 | char f[(_Bool) 0.0 == false ? 1 : -1]; | ||
73 | char g[true]; | ||
74 | char h[sizeof (_Bool)]; | ||
75 | char i[sizeof s.t]; | ||
76 | enum { j = false, k = true, l = false * true, m = true * 256 }; | ||
77 | /* The following fails for | ||
78 | HP aC++/ANSI C B3910B A.05.55 [Dec 04 2003]. */ | ||
79 | _Bool n[m]; | ||
80 | char o[sizeof n == m * sizeof n[0] ? 1 : -1]; | ||
81 | char p[-1 - (_Bool) 0 < 0 && -1 - (bool) 0 < 0 ? 1 : -1]; | ||
82 | /* Catch a bug in an HP-UX C compiler. See | ||
83 | http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html | ||
84 | http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html | ||
85 | */ | ||
86 | _Bool q = true; | ||
87 | _Bool *pq = &q; | ||
88 | ]], | ||
89 | [[ | ||
90 | bool e = &s; | ||
91 | *pq |= q; | ||
92 | *pq |= ! q; | ||
93 | /* Refer to every declared value, to avoid compiler optimizations. */ | ||
94 | return (!a + !b + !c + !d + !e + !f + !g + !h + !i + !!j + !k + !!l | ||
95 | + !m + !n + !o + !p + !q + !pq); | ||
96 | ]])], | ||
97 | [ac_cv_header_stdbool_h=yes], | ||
98 | [ac_cv_header_stdbool_h=no])]) | ||
99 | AC_CHECK_TYPES([_Bool]) | ||
100 | ]) | ||