m4/package_utilies.m4

   1 #
   2 # Check for specified utility (env var) - if unset, fail.
   3 #
   4 AC_DEFUN([AC_PACKAGE_NEED_UTILITY],
   5   [ if test -z "$2"; then
   6         echo
   7         echo FATAL ERROR: $3 does not seem to be installed.
   8         echo $1 cannot be built without a working $4 installation.
   9         exit 1
  10     fi
  11   ])
  12
  13 #
  14 # Generic macro, sets up all of the global build variables.
  15 # The following environment variables may be set to override defaults:
  16 #  CC MAKE LIBTOOL TAR ZIP MAKEDEPEND AWK SED ECHO SORT
  17 #  MSGFMT MSGMERGE RPM
  18 #
  19 AC_DEFUN([AC_PACKAGE_UTILITIES],
  20   [ if test -z "$CC"; then
  21         AC_PROG_CC
  22     fi
  23     cc="$CC"
  24     AC_SUBST(cc)
  25     AC_PACKAGE_NEED_UTILITY($1, "$cc", cc, [C compiler])
  26
  27     if test -z "$MAKE"; then
  28         AC_PATH_PROG(MAKE, make, /usr/bin/make)
  29     fi
  30     make=$MAKE
  31     AC_SUBST(make)
  32     AC_PACKAGE_NEED_UTILITY($1, "$make", make, [GNU make])
  33
  34     if test -z "$LIBTOOL"; then
  35         AC_PATH_PROG(LIBTOOL, libtool,,/usr/bin:/usr/local/bin)
  36     fi
  37     libtool=$LIBTOOL
  38     AC_SUBST(libtool)
  39     AC_PACKAGE_NEED_UTILITY($1, "$libtool", libtool, [GNU libtool])
  40
  41     if test -z "$TAR"; then
  42         AC_PATH_PROG(TAR, tar)
  43     fi
  44     tar=$TAR
  45     AC_SUBST(tar)
  46     if test -z "$ZIP"; then
  47         AC_PATH_PROG(ZIP, gzip, /bin/gzip)
  48     fi
  49     zip=$ZIP
  50     AC_SUBST(zip)
  51     if test -z "$MAKEDEPEND"; then
  52         AC_PATH_PROG(MAKEDEPEND, makedepend, /bin/true)
  53     fi
  54     makedepend=$MAKEDEPEND
  55     AC_SUBST(makedepend)
  56     if test -z "$AWK"; then
  57         AC_PATH_PROG(AWK, awk, /bin/awk)
  58     fi
  59     awk=$AWK
  60     AC_SUBST(awk)
  61     if test -z "$SED"; then
  62         AC_PATH_PROG(SED, sed, /bin/sed)
  63     fi
  64     sed=$SED
  65     AC_SUBST(sed)
  66     if test -z "$ECHO"; then
  67         AC_PATH_PROG(ECHO, echo, /bin/echo)
  68     fi
  69     echo=$ECHO
  70     AC_SUBST(echo)
  71     if test -z "$SORT"; then
  72         AC_PATH_PROG(SORT, sort, /bin/sort)
  73     fi
  74     sort=$SORT
  75     AC_SUBST(sort)
  76
  77     dnl check if symbolic links are supported
  78     AC_PROG_LN_S
  79
  80     if test "$enable_gettext" = yes; then
  81         if test -z "$MSGFMT"; then
  82                 AC_CHECK_PROG(MSGFMT, msgfmt, /usr/bin/msgfmt)
  83         fi
  84         msgfmt=$MSGFMT
  85         AC_SUBST(msgfmt)
  86         AC_PACKAGE_NEED_UTILITY($1, "$msgfmt", msgfmt, gettext)
  87         if test -z "$MSGMERGE"; then
  88                 AC_CHECK_PROG(MSGMERGE, msgmerge, /usr/bin/msgmerge)
  89         fi
  90         msgmerge=$MSGMERGE
  91         AC_SUBST(msgmerge)
  92         AC_PACKAGE_NEED_UTILITY($1, "$msgmerge", msgmerge, gettext)
  93     fi
  94
  95     if test -z "$RPM"; then
  96         AC_PATH_PROG(RPM, rpm, /bin/rpm)
  97     fi
  98     rpm=$RPM
  99     AC_SUBST(rpm)
 100     dnl .. and what version is rpm
 101     rpm_version=0
 102     test -x $RPM && rpm_version=`$RPM --version \
 103                         | awk '{print $NF}' | awk -F. '{V=1; print $V}'`
 104     AC_SUBST(rpm_version)
 105     dnl At some point in rpm 4.0, rpm can no longer build rpms, and
 106     dnl rpmbuild is needed (rpmbuild may go way back; not sure)
 107     dnl So, if rpm version >= 4.0, look for rpmbuild.  Otherwise build w/ rpm
 108     if test $rpm_version -ge 4; then
 109         AC_PATH_PROG(RPMBUILD, rpmbuild)
 110         rpmbuild=$RPMBUILD
 111     else
 112         rpmbuild=$RPM
 113     fi
 114     AC_SUBST(rpmbuild)
 115   ])