mirror of
https://git.code.sf.net/p/quake/newtree
synced 2024-11-26 22:11:30 +00:00
17 lines
468 B
Text
17 lines
468 B
Text
dnl check for fields in a structure
|
|
dnl
|
|
dnl AC_HAVE_STRUCT_FIELD(struct, field, headers)
|
|
|
|
AC_DEFUN(AC_HAVE_STRUCT_FIELD, [
|
|
define(cache_val, translit(ac_cv_type_$1_$2, [A-Z ], [a-z_]))
|
|
AC_CACHE_CHECK([for $2 in $1], cache_val,[
|
|
AC_TRY_COMPILE([$3],[$1 x; x.$2;],
|
|
cache_val=yes,
|
|
cache_val=no)])
|
|
if test "$cache_val" = yes; then
|
|
define(foo, translit(HAVE_$1_$2, [a-z ], [A-Z_]))
|
|
AC_DEFINE(foo, 1, [Define if $1 has field $2.])
|
|
undefine(foo)
|
|
fi
|
|
undefine(cache_val)
|
|
])
|