-#serial 13
+#serial 17
dnl Misc type-related macros for fileutils, sh-utils, textutils.
# used by sleep and shred
# Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
# Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
- AC_SEARCH_LIBS(clock_gettime, [rt posix4])
- AC_CHECK_FUNCS(clock_gettime)
+
+ # Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all*
+ # programs in the package would end up linked with that potentially-shared
+ # library, inducing unnecessary run-time overhead.
+ fetish_saved_libs=$LIBS
+ AC_SEARCH_LIBS(clock_gettime, [rt posix4],
+ [LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
+ AC_SUBST(LIB_CLOCK_GETTIME)
+ AC_CHECK_FUNCS(clock_gettime)
+ LIBS=$fetish_saved_libs
AC_CHECK_FUNCS(gettimeofday)
AC_REQUIRE([AC_FUNC_CLOSEDIR_VOID])
])
+# This macro must be invoked before any tests that run the compiler.
AC_DEFUN(jm_CHECK_ALL_TYPES,
[
+ # Emit this code into config.h.in.
+ # The ifndef is to avoid redefinition warnings.
+ AH_VERBATIM([_GNU_SOURCE], [#ifndef _GNU_SOURCE
+# define _GNU_SOURCE
+#endif])
+
+ dnl This test must come as early as possible after the compiler configuration
+ dnl tests, because the choice of the file model can (in principle) affect
+ dnl whether functions and headers are available, whether they work, etc.
+ AC_REQUIRE([AC_SYS_LARGEFILE])
+
+ dnl This test must precede tests of compiler characteristics like
+ dnl that for the inline keyword, since it may change the degree to
+ dnl which the compiler supports such features.
+ AC_REQUIRE([AM_C_PROTOTYPES])
+
dnl Checks for typedefs, structures, and compiler characteristics.
AC_REQUIRE([AC_C_BIGENDIAN])
AC_REQUIRE([AC_PROG_CC_STDC])
AC_REQUIRE([AC_HEADER_DIRENT])
AC_REQUIRE([AC_HEADER_STDC])
- AC_CHECK_MEMBERS((struct stat.st_blksize))
+ AC_CHECK_MEMBERS((struct stat.st_blksize),,,[$ac_includes_default
+#include <sys/stat.h>
+ ])
AC_REQUIRE([AC_STRUCT_ST_BLOCKS])
AC_REQUIRE([AC_STRUCT_TM])