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Check if -D_REENTRANT is needed for localtime_r. 

On at least HP-UX 11.11, the localtime_r declararation is behind
ifdef _REENTRANT.  Check for and add if needed.
This commit is contained in:
Darren Tucker 2020-05-07 15:34:12 +10:00
parent c13403e55d
commit 59d531553f
1 changed files with 13 additions and 0 deletions
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13
configure.ac
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@ -1969,6 +1969,19 @@ AC_SEARCH_LIBS([nanosleep], [rt posix4], [AC_DEFINE([HAVE_NANOSLEEP], [1],
AC_SEARCH_LIBS([clock_gettime], [rt],
[AC_DEFINE([HAVE_CLOCK_GETTIME], [1], [Have clock_gettime])])
dnl check if we need -D_REENTRANT for localtime_r declaration.
AC_CHECK_DECL([localtime_r], [],
[ saved_CPPFLAGS="$CFLAGS"
CPPFLAGS="$CPPFLAGS -D_REENTRANT"
unset ac_cv_have_decl_localtime_r
AC_CHECK_DECL([localtime_r], [],
[ CPPFLAGS="$saved_CPPFLAGS" ],
[ #include <time.h> ]
)
],
[ #include <time.h> ]
)
dnl Make sure prototypes are defined for these before using them.
AC_CHECK_DECL([strsep],
[AC_CHECK_FUNCS([strsep])],