--- /dev/null
+#serial 20
+
+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_DIRNAME
+ jm_PREREQ_ERROR
+ jm_PREREQ_GETPAGESIZE
+ jm_PREREQ_HASH
+ jm_PREREQ_HUMAN
+ jm_PREREQ_MBSWIDTH
+ jm_PREREQ_MEMCHR
+ jm_PREREQ_QUOTEARG
+ jm_PREREQ_READUTMP
+ jm_PREREQ_REGEX
+ jm_PREREQ_TEMPNAME # called by mkstemp
+])
+
+AC_DEFUN([jm_PREREQ_ADDEXT],
+[
+ dnl For addext.c.
+ AC_SYS_LONG_FILE_NAMES
+ AC_CHECK_FUNCS(pathconf)
+ AC_CHECK_HEADERS(limits.h string.h unistd.h)
+])
+
+AC_DEFUN([jm_PREREQ_CANON_HOST],
+[
+ dnl Add any libraries as early as possible.
+ dnl In particular, inet_ntoa needs -lnsl at least on Solaris5.5.1,
+ dnl so we have to add -lnsl to LIBS before checking for that function.
+ AC_SEARCH_LIBS(gethostbyname, [inet nsl])
+
+ dnl These come from -lnsl on Solaris5.5.1.
+ AC_CHECK_FUNCS(gethostbyname gethostbyaddr inet_ntoa)
+
+ 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_DEFUN([jm_PREREQ_DIRNAME],
+[
+ AC_HEADER_STDC
+ AC_CHECK_HEADERS(string.h)
+])
+
+AC_DEFUN([jm_PREREQ_GETPAGESIZE],
+[
+ AC_CHECK_FUNCS(getpagesize)
+ AC_CHECK_HEADERS(OS.h unistd.h)
+])
+
+AC_DEFUN([jm_PREREQ_HASH],
+[
+ AC_CHECK_HEADERS(stdlib.h stdbool.h)
+ AC_REQUIRE([jm_CHECK_DECLS])
+])
+
+# If you use human.c, you need the following files:
+# uintmax_t.m4 inttypes_h.m4 ulonglong.m4
+AC_DEFUN([jm_PREREQ_HUMAN],
+[
+ AC_CHECK_HEADERS(limits.h stdlib.h string.h)
+ AC_CHECK_DECLS([getenv])
+ AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
+ AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])
+])
+
+AC_DEFUN([jm_PREREQ_MEMCHR],
+[
+ AC_CHECK_HEADERS(limits.h stdlib.h bp-sym.h)
+])
+
+AC_DEFUN([jm_PREREQ_QUOTEARG],
+[
+ AC_CHECK_FUNCS(isascii iswprint)
+ jm_FUNC_MBRTOWC
+ AC_CHECK_HEADERS(limits.h stddef.h stdlib.h string.h wchar.h wctype.h)
+ AC_HEADER_STDC
+ AC_C_BACKSLASH_A
+ AC_MBSTATE_T
+ AM_C_PROTOTYPES
+])
+
+AC_DEFUN([jm_PREREQ_READUTMP],
+[
+ AC_HEADER_STDC
+ AC_CHECK_HEADERS(string.h utmp.h utmpx.h sys/param.h)
+ AC_CHECK_FUNCS(utmpname)
+ AC_CHECK_FUNCS(utmpxname)
+ AM_C_PROTOTYPES
+
+ if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
+ utmp_includes="\
+$ac_includes_default
+#ifdef HAVE_UTMPX_H
+# include <utmpx.h>
+#endif
+#ifdef HAVE_UTMP_H
+# 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_CHECK_MEMBERS([struct utmpx.ut_type],,,[$utmp_includes])
+ AC_CHECK_MEMBERS([struct utmp.ut_type],,,[$utmp_includes])
+ AC_LIBOBJ(readutmp)
+ fi
+])
+
+AC_DEFUN([jm_PREREQ_REGEX],
+[
+ dnl FIXME: Maybe provide a btowc replacement someday: solaris-2.5.1 lacks it.
+ dnl FIXME: Check for wctype and iswctype, and and add -lw if necessary
+ dnl to get them.
+ AC_CHECK_FUNCS(bzero bcopy isascii btowc)
+ AC_CHECK_HEADERS(alloca.h libintl.h wctype.h wchar.h)
+ AC_HEADER_STDC
+ AC_FUNC_ALLOCA
+])
+
+AC_DEFUN([jm_PREREQ_TEMPNAME],
+[
+ AC_HEADER_STDC
+ AC_HEADER_STAT
+ AC_CHECK_HEADERS(fcntl.h sys/time.h stdint.h unistd.h)
+ AC_CHECK_FUNCS(__secure_getenv gettimeofday)
+])