fi
# }}} Check for strptime
+# Check for timegm {{{
+
+# These checks need -Werror because implicit function declarations are only a
+# warning ...
+SAVE_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
+
+AC_CACHE_CHECK([for timegm],
+ [c_cv_have_timegm],
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM(
+[[[
+#if STRPTIME_NEEDS_STANDARDS
+# ifndef _ISOC99_SOURCE
+# define _ISOC99_SOURCE 1
+# endif
+# ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+# endif
+# ifndef _XOPEN_SOURCE
+# define _XOPEN_SOURCE 500
+# endif
+#endif
+#include <time.h>
+]]],
+[[[
+ time_t t = timegm(&(struct tm){0});
+ if (t == ((time_t) -1)) {
+ return 1;
+ }
+]]]
+ )],
+ [c_cv_have_timegm="yes"],
+ [c_cv_have_timegm="no"]
+ )
+)
+
+if test "x$c_cv_have_timegm" != "xyes"
+then
+ AC_CACHE_CHECK([for timegm with _BSD_SOURCE],
+ [c_cv_have_timegm_bsd],
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM(
+[[[
+#if STRPTIME_NEEDS_STANDARDS
+# ifndef _ISOC99_SOURCE
+# define _ISOC99_SOURCE 1
+# endif
+# ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+# endif
+# ifndef _XOPEN_SOURCE
+# define _XOPEN_SOURCE 500
+# endif
+#endif
+#ifndef _BSD_SOURCE
+# define _BSD_SOURCE 1
+#endif
+#include <time.h>
+]]],
+[[[
+ time_t t = timegm(&(struct tm){0});
+ if (t == ((time_t) -1)) {
+ return 1;
+ }
+]]]
+ )],
+ [c_cv_have_timegm_bsd="yes"
+ c_cv_have_timegm="yes"],
+ [c_cv_have_timegm_bsd="no"]
+ )
+ )
+fi
+
+if test "x$c_cv_have_timegm" = "xyes"
+then
+ AC_DEFINE(HAVE_TIMEGM, 1, [Define if the timegm(3) function is available.])
+ if test "x$c_cv_have_timegm_bsd" = "xyes"
+ then
+ AC_DEFINE(TIMEGM_NEEDS_BSD, 1, [Set to true if timegm is only exported in BSD mode.])
+ fi
+fi
+
+CFLAGS="$SAVE_CFLAGS"
+# }}} Check for timegm
+
AC_MSG_CHECKING([for sysctl kern.cp_times])
if test -x /sbin/sysctl; then
/sbin/sysctl kern.cp_times >/dev/null 2>&1
&& (c[2] == 0xc0) && (c[3] == 0xc7)
&& (c[4] == 0x43) && (c[5] == 0x2b)
&& (c[6] == 0x1f) && (c[7] == 0x5b))
- return (0);
- return (1);
+ return 0;
+ return 1;
]]
)
],
&& (c[2] == 0xc0) && (c[3] == 0xc7)
&& (c[4] == 0x43) && (c[5] == 0x2b)
&& (c[6] == 0x1f) && (c[7] == 0x5b))
- return (0);
- return (1);
+ return 0;
+ return 1;
]]
)
],
&& (c[2] == 0xc0) && (c[3] == 0xc7)
&& (c[4] == 0x43) && (c[5] == 0x2b)
&& (c[6] == 0x1f) && (c[7] == 0x5b))
- return (0);
- return (1);
+ return 0;
+ return 1;
]]
)
],
]],
[[
int retval = TCA_STATS2;
- return (retval);
+ return retval;
]]
)
],
]],
[[
int retval = TCA_STATS;
- return (retval);
+ return retval;
]]
)
],
)
AC_CHECK_LIB([upsclient], [upscli_init],
- [AC_DEFINE([WITH_UPSCLIENT_27], [1], [At least version 2-7])],
- []
+ [AC_DEFINE([HAVE_UPSCLI_INIT], [1], [Define when upscli_init() (since version 2-7) is available.])]
)
LDFLAGS="$SAVE_LDFLAGS"