*** empty log message ***

[gnulib.git] / m4 / prereq.m4

diff --git a/m4/prereq.m4 b/m4/prereq.m4
index 664d5ef..f478a14 100644 (file)
--- a/m4/prereq.m4
+++ b/m4/prereq.m4
@@ -1,16 +1,26 @@
-#serial 3
+#serial 5
 
 dnl These are the prerequisite macros for files in the lib/
 dnl directories of the fileutils, sh-utils, and textutils packages.
 
 AC_DEFUN(jm_PREREQ,
 [
+  jm_PREREQ_ADDEXT
   jm_PREREQ_CANON_HOST
   jm_PREREQ_ERROR
   jm_PREREQ_QUOTEARG
+  jm_PREREQ_READUTMP
   jm_PREREQ_REGEX
 ])
 
+AC_DEFUN(jm_PREREQ_ADDEXT,
+[
+  dnl For addext.c.
+  AC_SYS_LONG_FILE_NAMES
+  AC_CHECK_FUNC(pathconf)
+  AC_CHECK_HEADERS(limits.h string.h unistd.h)
+])
+
 AC_DEFUN(jm_PREREQ_CANON_HOST,
 [
   dnl Add any libraries as early as possible.
@@ -29,12 +39,20 @@ AC_DEFUN(jm_PREREQ_CANON_HOST,
 AC_DEFUN(jm_PREREQ_QUOTEARG,
 [
   AC_CHECK_FUNCS(isascii mbrtowc)
-  AC_CHECK_HEADERS(limits.h stdlib.h string.h wchar.h)
+  AC_CHECK_HEADERS(limits.h stdlib.h string.h wchar.h wctype.h)
   AC_HEADER_STDC
   AC_C_BACKSLASH_A
   AM_C_PROTOTYPES
 ])
 
+AC_DEFUN(jm_PREREQ_READUTMP,
+[
+  AC_HEADER_STDC
+  AC_CHECK_HEADERS(string.h utmpx.h sys/param.h)
+  AC_CHECK_FUNCS(utmpname)
+  AM_C_PROTOTYPES
+])
+
 AC_DEFUN(jm_PREREQ_REGEX,
 [
   dnl FIXME: Maybe provide a btowc replacement someday: solaris-2.5.1 lacks it.