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changeset 2114:e0a5e0a4f362

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(jm_PREREQ_CANON_HOST): New macro. (jm_PREREQ): Use it.
author Jim Meyering <jim@meyering.net>
date Wed, 12 Jan 2000 07:58:22 +0000
parents a63c1d7ce4a7
children b0a80320c1bf
files m4/prereq.m4
diffstat 1 files changed, 12 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/m4/prereq.m4
+++ b/m4/prereq.m4
@@ -1,16 +1,26 @@
-#serial 2
+#serial 3
 
 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_CANON_HOST
   jm_PREREQ_ERROR
   jm_PREREQ_QUOTEARG
   jm_PREREQ_REGEX
 ])
 
-dnl FIXME: maybe put this in a separate file
+AC_DEFUN(jm_PREREQ_CANON_HOST,
+[
+  AC_CHECK_FUNCS(gethostbyname gethostbyaddr inet_ntoa)
+  AC_CHECK_HEADERS(unistd.h string.h netdb.h sys/socket.h \
+                   netinet/in.h arpa/inet.h)
+
+  AC_HEADER_STDC
+  AC_FUNC_ALLOCA
+])
+
 AC_DEFUN(jm_PREREQ_QUOTEARG,
 [
   AC_CHECK_FUNCS(isascii mbrtowc)
@@ -20,7 +30,6 @@
   AM_C_PROTOTYPES
 ])
 
-dnl FIXME: maybe put this in a separate file
 AC_DEFUN(jm_PREREQ_REGEX,
 [
   dnl FIXME: Maybe provide a btowc replacement someday: solaris-2.5.1 lacks it.