| | 1 | AC_DEFUN([ah_HAVE_GETCONF], |
| | 2 | [AC_ARG_WITH(getconf, |
| | 3 | [ --with-getconf Enable automagical buildtime configuration], |
| | 4 | [if test "$withval" = "yes"; then |
| | 5 | AC_PATH_PROG(GETCONF, getconf) |
| | 6 | elif test ! "$withval" = "no";then |
| | 7 | AC_MSG_CHECKING([getconf]) |
| | 8 | AC_MSG_RESULT([$withval]) |
| | 9 | GETCONF=$withval |
| | 10 | fi], |
| | 11 | [AC_PATH_PROG(GETCONF, getconf)] |
| | 12 | ) |
| | 13 | AC_SUBST(GETCONF) |
| | 14 | ]) |
| | 15 | |
| | 16 | dnl ah_GET_CONF(variable, value ..., [default]) |
| | 17 | AC_DEFUN([ah_GET_GETCONF], |
| | 18 | [AC_REQUIRE([ah_HAVE_GETCONF]) |
| | 19 | if test ! -z "$GETCONF";then |
| | 20 | old_args="[$]@" |
| | 21 | set -- $2 |
| | 22 | while eval test -z \"\$$1\" -a ! -z \"[$]1\";do |
| | 23 | eval $1=`$GETCONF "[$]1" 2>/dev/null` |
| | 24 | shift |
| | 25 | done |
| | 26 | fi |
| | 27 | if eval test -z \"\$$1\" -o \"\$$1\" = "-1";then |
| | 28 | eval $1="$3" |
| | 29 | fi |
| | 30 | ]) |
| | 31 | AC_DEFUN([ah_NUM_CPUS], |
| | 32 | [AC_MSG_CHECKING([number of cpus]) |
| | 33 | AC_ARG_WITH(cpus, |
| | 34 | [ --with-cpus The number of cpus to be used for building(see --with-procs, default 1)], |
| | 35 | [ |
| | 36 | if test "$withval" = "yes"; then |
| | 37 | ah_GET_GETCONF(NUM_CPUS, SC_NPROCESSORS_ONLN _NPROCESSORS_ONLN, 1) |
| | 38 | elif test ! "$withval" = "no";then |
| | 39 | NUM_CPUS=$withval |
| | 40 | elif test "$withval" = "no";then |
| | 41 | NUM_CPUS=1 |
| | 42 | fi], |
| | 43 | [ah_GET_GETCONF(NUM_CPUS, SC_NPROCESSORS_ONLN _NPROCESSORS_ONLN, 1)] |
| | 44 | ) |
| | 45 | ah_NUM_CPUS_msg="$NUM_CPUS" |
| | 46 | if test "$NUM_CPUS" = "0"; then |
| | 47 | # broken getconf, time to bitch. |
| | 48 | ah_NUM_CPUS_msg="found 0 cpus. Has someone done a lobotomy?" |
| | 49 | NUM_CPUS=1 |
| | 50 | fi |
| | 51 | if test $NUM_CPUS = 1 ;then |
| | 52 | default_PROC_MULTIPLY=1 |
| | 53 | else |
| | 54 | default_PROC_MULTIPLY=2 |
| | 55 | fi |
| | 56 | AC_MSG_RESULT([$ah_NUM_CPUS_msg]) |
| | 57 | AC_SUBST(NUM_CPUS) |
| | 58 | ]) |
| | 59 | AC_DEFUN([ah_PROC_MULTIPLY], |
| | 60 | [AC_REQUIRE([ah_NUM_CPUS]) |
| | 61 | AC_MSG_CHECKING([processor multiplier]) |
| | 62 | AC_ARG_WITH(proc-multiply, |
| | 63 | [ --with-proc-multiply Multiply this * number of cpus for parallel making(default 2).], |
| | 64 | [if test "$withval" = "yes"; then |
| | 65 | PROC_MULTIPLY=$default_PROC_MULTIPLY |
| | 66 | elif test ! "$withval" = "no";then |
| | 67 | PROC_MULTIPLY=$withval |
| | 68 | fi], |
| | 69 | [PROC_MULTIPLY=$default_PROC_MULTIPLY] |
| | 70 | ) |
| | 71 | AC_MSG_RESULT([$PROC_MULTIPLY]) |
| | 72 | AC_SUBST(PROC_MULTIPLY) |
| | 73 | ]) |
| | 74 | |
| | 75 | AC_DEFUN([ah_NUM_PROCS], |
| | 76 | [AC_REQUIRE([ah_PROC_MULTIPLY]) |
| | 77 | AC_REQUIRE([ah_NUM_CPUS]) |
| | 78 | AC_MSG_CHECKING([number of processes to run during make]) |
| | 79 | AC_ARG_WITH(procs, |
| | 80 | [ --with-procs The number of processes to run in parallel during make(num_cpus * multiplier).], |
| | 81 | [if test "$withval" = "yes"; then |
| | 82 | NUM_PROCS=`expr $NUM_CPUS \* $PROC_MULTIPLY` |
| | 83 | elif test ! "$withval" = "no";then |
| | 84 | NUM_PROCS=$withval |
| | 85 | fi], |
| | 86 | [NUM_PROCS=`expr $NUM_CPUS \* $PROC_MULTIPLY`] |
| | 87 | ) |
| | 88 | AC_MSG_RESULT([$NUM_PROCS]) |
| | 89 | AC_SUBST(NUM_PROCS) |
| | 90 | ]) |
| | 91 | |
| | 92 | AC_DEFUN([ah_GCC3DEP],[ |
| | 93 | AC_MSG_CHECKING(if $CXX -MD works) |
| | 94 | touch gcc3dep.cc |
| | 95 | ${CXX-c++} -MD -o gcc3dep_test.o -c gcc3dep.cc |
| | 96 | rm -f gcc3dep.cc gcc3dep_test.o |
| | 97 | if test -e gcc3dep.d; then |
| | 98 | rm -f gcc3dep.d |
| | 99 | GCC_MD=input |
| | 100 | GCC3DEP= |
| | 101 | elif test -e gcc3dep_test.d; then |
| | 102 | rm -f gcc3dep_test.d |
| | 103 | GCC_MD=output |
| | 104 | GCC3DEP=yes |
| | 105 | else |
| | 106 | AC_MSG_ERROR(no) |
| | 107 | fi |
| | 108 | AC_MSG_RESULT([yes, for $GCC_MD]) |
| | 109 | AC_SUBST(GCC3DEP) |
| | 110 | ]) |
projects / apt.git / blame_incremental