*** empty log message ***

[gnulib.git] / m4 / prereq.m4

diff --git a/m4/prereq.m4 b/m4/prereq.m4
index f478a14..f58d738 100644 (file)
--- a/m4/prereq.m4
+++ b/m4/prereq.m4
@@ -1,4 +1,4 @@
-#serial 5
+#serial 6
 
 dnl These are the prerequisite macros for files in the lib/
 dnl directories of the fileutils, sh-utils, and textutils packages.
@@ -8,6 +8,7 @@ AC_DEFUN(jm_PREREQ,
   jm_PREREQ_ADDEXT
   jm_PREREQ_CANON_HOST
   jm_PREREQ_ERROR
+  jm_PREREQ_GETPAGESIZE
   jm_PREREQ_QUOTEARG
   jm_PREREQ_READUTMP
   jm_PREREQ_REGEX
@@ -17,7 +18,7 @@ AC_DEFUN(jm_PREREQ_ADDEXT,
 [
   dnl For addext.c.
   AC_SYS_LONG_FILE_NAMES
-  AC_CHECK_FUNC(pathconf)
+  AC_CHECK_FUNCS(pathconf)
   AC_CHECK_HEADERS(limits.h string.h unistd.h)
 ])
 
@@ -36,6 +37,12 @@ AC_DEFUN(jm_PREREQ_CANON_HOST,
                    netinet/in.h arpa/inet.h)
 ])
 
+AC_DEFUN(jm_PREREQ_GETPAGESIZE,
+[
+  AC_CHECK_FUNCS(getpagesize)
+  AC_CHECK_HEADERS(OS.h unistd.h)
+])
+
 AC_DEFUN(jm_PREREQ_QUOTEARG,
 [
   AC_CHECK_FUNCS(isascii mbrtowc)
@@ -50,7 +57,21 @@ AC_DEFUN(jm_PREREQ_READUTMP,
   AC_HEADER_STDC
   AC_CHECK_HEADERS(string.h utmpx.h sys/param.h)
   AC_CHECK_FUNCS(utmpname)
+  AC_CHECK_FUNCS(utmpxname)
   AM_C_PROTOTYPES
+
+  utmp_includes="\
+$ac_includes_default
+#ifdef HAVE_UTMPX_H
+# include <utmpx.h>
+#else
+# include <utmp.h>
+#endif
+"
+  AC_CHECK_MEMBERS((struct utmpx.ut_user),,,[$utmp_includes])
+  AC_CHECK_MEMBERS((struct utmp.ut_user),,,[$utmp_includes])
+  AC_CHECK_MEMBERS((struct utmpx.ut_name),,,[$utmp_includes])
+  AC_CHECK_MEMBERS((struct utmp.ut_name),,,[$utmp_includes])
 ])
 
 AC_DEFUN(jm_PREREQ_REGEX,