Add cross-compilation support on Linux

[ppp.git] / configure

diff --git a/configure b/configure
index ecd1b0d8ebf3a5fc40f80229e51b648d939545cf..f977663fd8db2ec9aee5c1c8f30f1b17cc30840e 100755 (executable)
--- a/configure
+++ b/configure
@@ -5,25 +5,25 @@
 DESTDIR=/usr/local
 SYSCONF=/etc
 
-#  if [ -d /NextApps ]; then
-#    system="NeXTStep"
-#  else
-  system=`uname -s`
-  release=`uname -r`
-  arch=`uname -m`
-#  fi
+# Compile defaults
+CROSS_COMPILE=
+CC=cc
+CFLAGS=
+
+system=`uname -s`
+release=`uname -r`
+arch=`uname -m`
 state="unknown"
 
 case $system in
   Linux)
     makext="linux";
     ksrc="linux";
-    state="known";;
+    state="known";
+    CFLAGS="-O2 -g -pipe";;
   SunOS)
     karch=`/usr/bin/isainfo -k`
     case $release in
-#      [0-3]*) state="ancient";;
-#      4*)     state="known"; ksrc="sunos4"; makext="sunos4";;
       5.[7-9]*|5.[1-9][0-9]*)  state="known"; ksrc="solaris"; makext="sol2";
               case "$karch" in
                amd64)          archvariant='-64x';;
@@ -72,57 +72,6 @@ case $system in
     fi;;
   NetBSD|FreeBSD|ULTRIX|OSF1|NeXTStep|SINIX-?|UNIX_SV|UNIX_System_V)
     state="notincluded";;
-#    NetBSD)
-#      makext="bsd";
-#      case $release in
-#        0.*)  state="ancient";;
-#        1.0*) state="ancient";;
-#        1.1*) state="known"; ksrc="netbsd-1.1";;
-#        1.2*) state="known"; ksrc="netbsd-1.2"; makext="netbsd-1.2";;
-#        1.[3-9]*|[2-9]*)
-#              state="late"; ksrc="netbsd-1.2";;
-#      esac;;
-#    ULTRIX)
-#      makext="ultrix";
-#      case $release in
-#        [0-3]*)       state="ancient";;
-#        4.[01]*)      state="early"; ksrc="ultrix";;
-#        4.[234])      state="known"; ksrc="ultrix";;
-#      esac;;
-#    OSF1)
-#      makext="osf";
-#      case $release in
-#        V1.*)   state="neolithic"; ksrc="osf1";;
-#        V[23].*)      state="neolithic"; ksrc="osf1";;
-#        V4.*) state="known"; ksrc="osf1";;
-#        V[5-9]*) state="late"; ksrc="osf1";;
-#      esac;;
-#    FreeBSD)
-#      makext="bsd";
-#      case $release in
-#        1.*)  state="known"; ksrc="freebsd-old";;
-#        2.[01]*)      state="known"; ksrc="freebsd-2.0";;
-#        2.2.[2-7]*) state="late"; ksrc="freebsd-2.0";;
-#        2.2.8*)   state="known"; ksrc="freebsd-2.2.8";;
-#        3.[0-1]*)     state="known"; ksrc="freebsd-3.0";;
-#      esac;;
-#    NeXTStep)
-#      makext="NeXT";
-#      ksrc="NeXT";
-#      state="known";;
-#    SINIX-?)
-#      case $release in
-#        5.4[01]) state=known; ksrc=svr4; makext=svr4;;
-#        5.4[2-9]) state=late; ksrc=svr4; makext=svr4;;
-#      esac;;
-#    # Intel SVR4 systems come with a bug in the uname program.  Unless
-#    # your provider fixed the bug, or you get a fix for it, uname -S will
-#    # overwrite the system name with the node name!
-#    UNIX_SV|UNIX_System_V|`uname -n`)
-#      case $release in
-#        4.0) state=known; ksrc=svr4; makext=svr4;;
-#        4.2) state=late; ksrc=svr4; makext=svr4;;
-#      esac;;
 esac
 
 if [ -d "$ksrc" ]; then :; else
@@ -131,22 +80,6 @@ if [ -d "$ksrc" ]; then :; else
 fi
 
 case $state in
-  neolithic) 
-    echo "This is a newer release on an outdated OS ($system)."
-    echo " This software may or may not work on this OS."
-    echo " You may want to download an older version of PPP for this OS.";;
-  ancient)
-    echo "This is an old release of a supported OS ($system)."
-    echo "This software cannot be used as-is on this system,"
-    echo "but you may be able to port it.  Good luck!"
-    exit;;
-  early)
-    echo "This is an old release of a supported OS ($system)."
-    echo "This software should install and run on this system,"
-    echo "but it hasn't been tested.";;
-  late)
-    echo "This is a newer release of $system than is supported by"
-    echo "this software.  It may or may not work.";;
   unknown)
     echo "This software has not been ported to $system.  Sorry.";;
   notincluded)
@@ -176,8 +109,11 @@ while [ $# -gt 0 ]; do
            ;;
     esac
     case $arg in
-       --prefix)       DESTDIR=$val ;;
-       --sysconfdir)   SYSCONF=$val ;;
+       --prefix)        DESTDIR=$val ;;
+       --sysconfdir)    SYSCONF=$val ;;
+       --cross_compile) CROSS_COMPILE=$val ;;
+       --cc)            CC=$val ;;
+       --cflags)        CFLAGS=$val ;;
     esac
 done
 
@@ -185,7 +121,9 @@ mkmkf() {
     rm -f $2
     if [ -f $1 ]; then
        echo "  $2 <= $1"
-       sed -e "s,@DESTDIR@,$DESTDIR,g" -e "s,@SYSCONF@,$SYSCONF,g" $1 >$2
+       sed -e "s,@DESTDIR@,$DESTDIR,g" -e "s,@SYSCONF@,$SYSCONF,g" \
+           -e "s,@CROSS_COMPILE@,$CROSS_COMPILE,g" -e "s,@CC@,$CC,g" \
+           -e "s,@CFLAGS@,$CFLAGS,g" $1 >$2
     fi
 }