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[GNUnet-SVN] [libmicrohttpd] GNU libmicrohttpd branch master updated. c9
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[GNUnet-SVN] [libmicrohttpd] GNU libmicrohttpd branch master updated. c99bb7febbe4ad5f36b1882c94c51e6429a0e7d4 |
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Wed, 16 Nov 2016 19:17:37 +0100 (CET) |
The branch, master has been updated
via c99bb7febbe4ad5f36b1882c94c51e6429a0e7d4 (commit)
from 194d72e1f9628d9dd3e732ef2e199f7d4c43afd6 (commit)
Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.
- Log -----------------------------------------------------------------
commit c99bb7febbe4ad5f36b1882c94c51e6429a0e7d4
Author: Evgeny Grin (Karlson2k) <address@hidden>
Date: Wed Nov 16 21:17:00 2016 +0300
configure.ac: check for "true" and "false" and substitute a replacement if
required.
This will allow to use "true" and "false" in code, even if compiler don't
support them internally.
-----------------------------------------------------------------------
Summary of changes:
configure.ac | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)
diff --git a/configure.ac b/configure.ac
index 9f2d9e0..a72df1a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -126,6 +126,63 @@ AC_CHECK_HEADER([stdbool.h],
[AC_INCLUDES_DEFAULT]
)
+AC_CACHE_CHECK([[whether "true" is defined or builtin]],
[[mhd_cv_macro_true_defined]],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#ifdef HAVE_STDBOOL_H
+#include <stdbool.h>
+#endif
+ ]], [[
+#if defined(true)
+ /* dummy */
+#else
+ (void)true;
+#endif
+ ]])
+ ], [[mhd_cv_macro_true_defined='yes']],
[[mhd_cv_macro_true_defined='no']])
+ ])
+AS_VAR_IF([[mhd_cv_macro_true_defined]], [["yes"]], [[:]],
+ [AC_DEFINE([[true]],[[(!0)]], [Define to value interpreted by compiler as
boolean "true", if "true" is not defined by system headers.])])
+
+AC_CACHE_CHECK([[whether "false" is defined or builtin]],
[[mhd_cv_macro_false_defined]],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#ifdef HAVE_STDBOOL_H
+#include <stdbool.h>
+#endif
+ ]], [[
+#if !defined(false)
+ (void)false;
+#else
+ /* dummy */
+#endif
+ ]])
+ ], [[mhd_cv_macro_false_defined='yes']],
[[mhd_cv_macro_false_defined='no']])
+ ])
+AS_VAR_IF([[mhd_cv_macro_false_defined]], [["yes"]], [[:]],
+ [AC_DEFINE([[false]],[[0]], [Define to value interpreted by compiler as
boolean "false", if "false" is not defined by system headers.])])
+
+AC_CACHE_CHECK([[whether "true" and "false" could be used]],
[[mhd_cv_macro_true_false_valid]],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#ifdef HAVE_STDBOOL_H
+#include <stdbool.h>
+#endif
+ ]], [[
+ int var1[true ? 1 : -1] = { 1 };
+ int var2[false ? -1 : 1] = { 2 };
+ if (var1[0] == var2[0])
+ return 1;
+ ]])
+ ], [[mhd_cv_macro_true_false_valid='yes']],
[[mhd_cv_macro_true_false_valid='no']])
+ ])
+AS_VAR_IF([[mhd_cv_macro_true_false_valid]], [["yes"]], [[:]],
+ [AC_MSG_ERROR([[Value of "true" or value of "false" is not valid. Check
config.log for details.]])])
+
+
AX_CHECK_COMPILE_FLAG([[-Werror=attributes]],
[[errattr_CFLAGS="-Werror=attributes"]],
[[errattr_CFLAGS=""]], [], [])
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