1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
dnl Some handy functions
dnl Try a list of directories, set the first one found
dnl Usage: AC_CHECK_DIRS(DIRECTORY..., ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
AC_DEFUN(AC_CHECK_DIRS,
[
for ac_dir in $1
do
AC_MSG_CHECKING([for directory ${ac_dir}])
if test -d ${ac_dir}
then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
break
else
AC_MSG_RESULT(no)
fi
done
if test ! -d ${ac_dir}
then
ifelse([$3], , :, [$3])
fi
])
dnl Check if a symbol is global
dnl Usage: AC_CHECK_GLOBAL_SYMBOL(OBJECT, SYMBOL, ACTION-IF-FOUND,
dnl ACTION-IF-NOT-FOUND)
AC_DEFUN(AC_CHECK_GLOBAL_SYMBOL,
[
AC_MSG_CHECKING([for global symbol $2 in $1])
if objdump -T $1 | grep "\<$2\>" >/dev/null 2>&1 ;then
AC_MSG_RESULT(yes)
ifelse([$3], ,AC_DEFINE(translit(HAVE_GLOBAL_$2, [a-z], [A-Z])) , [$3])
else
AC_MSG_RESULT(no)
ifelse([$4], , :, [$4])
fi
])
|
