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libstdc++: Fix definition of _GLIBCXX_NO_SLEEP config macro 

If no OS function to sleep (e.g. nanosleep, usleep, Win32 Sleep etc.) is
available then configure defines the macro NO_SLEEP. But this will not
get prefixed with "_GLIBCXX_" because include/Makefile.am only does that
for macros beginning with "HAVE_". The configure script should define
_GLIBCXX_NO_SLEEP instead (which is what the code actually checks for).

libstdc++-v3/ChangeLog:

	* acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_TIME): Add _GLIBCXX_
	prefix to NO_SLEEP macro.
	* config.h.in: Regenerate.
	* configure: Regenerate.
This commit is contained in:
Jonathan Wakely 2021-12-10 11:39:26 +00:00
parent 68fd247e15
commit ca1c7065e9
3 changed files with 5 additions and 5 deletions
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2
libstdc++-v3/acinclude.m4
View File

@ -1562,7 +1562,7 @@ AC_DEFUN([GLIBCXX_ENABLE_LIBSTDCXX_TIME], [
fi
if test x"$ac_no_sleep" = x"yes"; then
AC_DEFINE(NO_SLEEP,1, [Defined if no way to sleep is available.])
AC_DEFINE(_GLIBCXX_NO_SLEEP,1, [Defined if no way to sleep is available.])
fi
AC_SUBST(GLIBCXX_LIBS)

6
libstdc++-v3/config.h.in
View File

@ -714,9 +714,6 @@
*/
#undef LT_OBJDIR
/* Defined if no way to sleep is available. */
#undef NO_SLEEP
/* Name of package */
#undef PACKAGE
@ -838,6 +835,9 @@
/* Define if C99 llrint and llround functions are missing from <math.h>. */
#undef _GLIBCXX_NO_C99_ROUNDING_FUNCS
/* Defined if no way to sleep is available. */
#undef _GLIBCXX_NO_SLEEP
/* Define if ptrdiff_t is int. */
#undef _GLIBCXX_PTRDIFF_T_IS_INT

2
libstdc++-v3/configure vendored
View File

@ -21006,7 +21006,7 @@ $as_echo "$ac_has_win32_sleep" >&6; }
if test x"$ac_no_sleep" = x"yes"; then
$as_echo "#define NO_SLEEP 1" >>confdefs.h
$as_echo "#define _GLIBCXX_NO_SLEEP 1" >>confdefs.h
fi