1dnl RA_FLUSHLEFT -- remove all whitespace at the beginning of lines
2dnl This is useful for c-code which may include cpp statements
3dnl
4define([RA_FLUSHLEFT],
5 [changequote(`,')dnl
6patsubst(`$1', `^[ 	]+')
7changequote([,])])dnl
8
9dnl RA_RESULT_ACTIONS -- generate shell code for the result of a test
10dnl   $1 -- CVAR  -- cache variable to check
11dnl   $2 -- NAME  -- if not empty, used to generate a default value TRUE:
12dnl                  `AC_DEFINE(HAVE_NAME)'
13dnl   $2 -- TRUE  -- what to do if the CVAR is not `no'
14dnl   $3 -- FALSE -- what to do otherwise; defaults to `:'
15dnl
16AC_DEFUN([RA_RESULT_ACTIONS], [
17[if test "$$1" != "" -a "$$1" != no; then
18  ]ifelse([$3], ,
19          [AC_DEFINE(HAVE_]translit($2, [a-z ./<>], [A-Z___])[,1,[FIXME])],
20          [$3])[
21else
22  ]ifelse([$4], , [:], [$4])[
23fi]])dnl
24
25dnl RA_CHECK_STRUCT_FIELD -- See if a structure has a particular field
26dnl   $1 - NAME  -- name of structure
27dnl   $2 - FIELD -- name of field to test
28dnl   $3 - INCLS -- C program text to inculde necessary files for testing
29dnl   $4 - TRUE  -- what to do if struct NAME has FIELD; defaults to
30dnl		    `AC_DEFINE(HAVE_NAME_FIELD)'
31dnl   $5 - FALSE -- what to do if not; defaults to `:'
32dnl
33dnl NOTE: We still don't use AC_CHECK_MEMBERS, since it has (as of
34dnl autoconf 2.53) a bug which prevents it from recognizing members
35dnl of aggregate type.
36
37AC_DEFUN([RA_CHECK_STRUCT_FIELD], [
38  define([ra_CVAR], [ra_cv_struct_]translit($1_$2, [A-Z], [a-z]))dnl
39  AC_CACHE_CHECK([whether struct $1 has $2 field], ra_CVAR,
40    AC_TRY_COMPILE(RA_FLUSHLEFT([$3]),
41      [struct $1 ra_x; int ra_y = sizeof ra_x.$2;],
42      ra_CVAR[=yes], ra_CVAR[=no]))
43  RA_RESULT_ACTIONS(ra_CVAR, [$1_$2], [$4], [$5])dnl
44  undefine([ra_CVAR])])dnl
45
46AC_SUBST(RADIUSD_LDADD_LIST)
47AC_DEFUN([RA_RADIUSD_LDADD],
48 RADIUSD_LDADD_LIST="$RADIUSD_LDADD_LIST [$1]")
49
50