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
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
AC_DEFUN(ah_HAVE_GETCONF,
[AC_ARG_WITH(getconf,
[ --with-getconf Enable automagical buildtime configuration],
[if test "$withval" = "yes"; then
AC_PATH_PROG(GETCONF, getconf)
elif test ! "$withval" = "no";then
AC_MSG_CHECKING([getconf])
AC_MSG_RESULT([$withval])
GETCONF=$withval
fi],
[AC_PATH_PROG(GETCONF, getconf)]
)
AC_SUBST(GETCONF)
])
AC_DEFUN(ah_NUM_CPUS,
[AC_REQUIRE([ah_HAVE_GETCONF])
AC_MSG_CHECKING([number of cpus])
NUM_CPUS=
AC_ARG_WITH(cpus,
[ --with-cpus The number of cpus to be used for building(see --with-procs, default 1)],
[if test "$withval" = "yes"; then
if test ! -z "$GETCONF";then
NUM_CPUS=`$GETCONF _NPROCESSORS_ONLN 2>/dev/null`
fi
elif test ! "$withval" = "no";then
NUM_CPUS=$withval
fi],
[if test ! -z "$GETCONF";then
NUM_CPUS=`$GETCONF _NPROCESSORS_ONLN 2>/dev/null`
]
)
if test -z "$NUM_CPUS"; then
NUM_CPUS=1
fi
if test $NUM_CPUS = 1 ;then
default_PROC_MULTIPLY=1
else
default_PROC_MULTIPLY=2
fi
AC_MSG_RESULT([$NUM_CPUS])
AC_SUBST(NUM_CPUS)
])
AC_DEFUN(ah_PROC_MULTIPLY,
[AC_REQUIRE([ah_NUM_CPUS])
AC_MSG_CHECKING([processor multiplier])
AC_ARG_WITH(proc-multiply,
[ --with-proc-multiply Multiply this * number of cpus for parallel making(default 2).],
[if test "$withval" = "yes"; then
PROC_MULTIPLY=$default_PROC_MULTIPLY
elif test ! "$withval" = "no";then
PROC_MULTIPLY=$withval
fi],
[PROC_MULTIPLY=$default_PROC_MULTIPLY]
)
AC_MSG_RESULT([$PROC_MULTIPLY])
AC_SUBST(PROC_MULTIPLY)
])
AC_DEFUN(ah_NUM_PROCS,
[AC_REQUIRE([ah_PROC_MULTIPLY])
AC_REQUIRE([ah_NUM_CPUS])
AC_MSG_CHECKING([number of processes to run during make])
AC_ARG_WITH(procs,
[ --with-procs The number of processes to run in parallel during make(num_cpus * multiplier).],
[if test "$withval" = "yes"; then
NUM_PROCS=`expr $NUM_CPUS \* $PROC_MULTIPLY`
elif test ! "$withval" = "no";then
NUM_PROCS=$withval
fi],
[NUM_PROCS=`expr $NUM_CPUS \* $PROC_MULTIPLY`]
)
AC_MSG_RESULT([$NUM_PROCS])
AC_SUBST(NUM_PROCS)
])
|
