roy.marples.name Git - dhcpcd-ui/blob - configure

   1 #!/bin/sh
   2 # Try and be like autotools configure, but without autotools
   3
   4 # Ensure that we do not inherit these from env
   5 DEBUG=
   6 LIBDHCPCD=no
   7 WITH_GTK=
   8 NOTIFY=yes
   9
  10 for x; do
  11         opt=${x%%=*}
  12         var=${x#*=}
  13         case "$opt" in
  14         --os|OS) OS=$var;;
  15         --with-cc|CC) CC=$var;;
  16         --debug) DEBUG=$var;;
  17         --disable-debug) DEBUG=no;;
  18         --enable-debug) DEBUG=yes;;
  19         --prefix) PREFIX=$var;;
  20         --sysconfdir) SYSCONFDIR=$var;;
  21         --bindir) BINDIR=$var;;
  22         --libexecdir) LIBEXECDIR=$var;;
  23         --statedir|--localstatedir) STATEDIR=$var;;
  24         --rundir) RUNDIR=$var;;
  25         --mandir) MANDIR=$var;;
  26         --with-ccopts|CFLAGS) CFLAGS=$var;;
  27         CPPFLAGS) CPPFLAGS=$var;;
  28         --build) BUILD=$var;;
  29         --host) HOST=$var;;
  30         --target) TARGET=$var;;
  31         --libdir) LIBDIR=$var;;
  32         --datadir|--infodir) ;; # ignore autotools
  33         --icondir) ICONDIR=$var;;
  34         --with-gtk|--with-gtk+) WITH_GTK=${var:-yes};;
  35         --without-gtk|--without-gtk+) WITH_GTK=no;;
  36         --enable-notification) NOTIFY=yes;;
  37         --disable-notification) NOTIFY=no;;
  38         --help) echo "See the README file for available options"; exit 0;;
  39         *) echo "$0: WARNING: unknown option $opt" >&2;;
  40         esac
  41 done
  42
  43 : ${INSTALL:=install}
  44 : ${SED:=sed}
  45
  46 : ${PREFIX:=/usr/local}
  47 : ${SYSCONFDIR:=$PREFIX/etc}
  48 : ${BINDIR:=$PREFIX/bin}
  49 : ${LIBEXECDIR:=$PREFIX/libexec}
  50 : ${STATEDIR:=/var}
  51 : ${MANDIR:=${PREFIX:-/usr}/share/man}
  52
  53 : ${ICONDIR:=$PREFIX/share/dhcpcd/icons}
  54
  55 _which()
  56 {
  57         x="$(which "$1" 2>/dev/null)"
  58         if [ -n "$x" ]; then
  59                 echo "$x"
  60                 return 0
  61         fi
  62         for x in /sbin/"$1" /usr/sbin/"$1" \
  63                 /usr/pkg/sbin/"$1" /usr/local/sbin/"$1"
  64         do
  65                 if [ -e "$x" ]; then
  66                         echo "$x"
  67                         return 0
  68                 fi
  69         done
  70         return 1
  71 }
  72
  73 CONFIG_H=config.h
  74 CONFIG_MK=config.mk
  75
  76 if [ -z "$BUILD" ]; then
  77         BUILD=`uname -m`-unknown-`uname -s | tr '[:upper:]' '[:lower:]'`
  78 fi
  79 if [ -z "$HOST" ]; then
  80         [ -z "$TARGET" ] && TARGET=$BUILD
  81         HOST=$TARGET
  82 fi
  83 if [ -z "$TARGET" ]; then
  84         [ -z "$HOST" ] && HOST=$BUILD
  85         TARGET=$HOST
  86 fi
  87
  88 if [ -z "$OS" ]; then
  89         # Derive OS from cpu-manufacturer-os-kernel
  90         CPU=${TARGET%%-*}
  91         REST=${TARGET#*-}
  92         MANU=${REST%%-*}
  93         REST=${REST#*-}
  94         OS=${REST%%-*}
  95         REST=${REST#*-}
  96         KERNEL=${REST%%-*}
  97 fi
  98
  99 echo "Configuring dhcpcd-dbus for ... $OS"
 100 rm -f $CONFIG_H $CONFIG_MK
 101 echo "# $OS" >$CONFIG_MK
 102 echo "/* $OS */" >$CONFIG_H
 103
 104 for x in PREFIX SYSCONFDIR BINDIRi ICONDIR; do
 105         eval v=\$$x
 106         # Make files look nice for import
 107         l=$((10 - ${#x}))
 108         unset t
 109         [ $l -gt 3 ] && t="     "
 110         echo "$x=$t     $v" >>$CONFIG_MK
 111         unset t
 112         [ $l -gt 2 ] && t="     "
 113         echo "#define $x$t      \"$v\"" >>$CONFIG_H
 114 done
 115
 116 if [ -z "$CC" ]; then
 117         printf "Looking for compiler ... "
 118         for b in $TARGET- ""; do
 119                 for cc in gcc pcc icc cc; do
 120                         if type $b$cc >/dev/null 2>&1; then
 121                                 CC=$b$cc
 122                                 echo "$CC"
 123                                 break
 124                         fi
 125                 done
 126                 [ -n "$CC" ] && break
 127         done
 128         if [ -z "$CC" ]; then
 129                 echo
 130                 echo "no suitable compiler found - aborting" >&2
 131                 exit 1
 132         fi
 133 else
 134         echo "Using compiler $CC"
 135 fi
 136 echo "CC=               $CC" >>$CONFIG_MK
 137
 138 if [ -z "$CFLAGS"]; then
 139         CFLAGS="-O2"
 140 fi
 141 echo "CFLAGS=           $CFLAGS" >>$CONFIG_MK
 142 if [ -n "$CPPLAGS" ]; then
 143         echo "CPPLAGS=          $CPPLAGS" >>$CONFIG_MK
 144 fi
 145
 146 if [ -n "$DEBUG" -a "$DEBUG" != no -a "$DEBUG" != false ]; then
 147         echo "Enabling memory debugging"
 148         echo "CPPFLAGS+=        -DDEBUG_MEMORY" >>$CONFIG_MK
 149 elif [ -z "$DEBUG" -a -d .git ]; then
 150         printf "Found git ... "
 151         DEBUG=yes
 152         echo "LDADD+=           -Wl,-rpath=../libdhcpcd" >>$CONFIG_MK
 153 else
 154         DEBUG=no
 155 fi
 156 if [ "$DEBUG" != no -a "$DEBUG" != false ]; then
 157         echo "Adding debugging CFLAGS"
 158         cat <<EOF >>$CONFIG_MK
 159 CFLAGS+=        -Wall -Wextra -Wimplicit -Wshadow -Wformat=2
 160 CFLAGS+=        -Wmissing-prototypes -Wmissing-declarations
 161 CFLAGS+=        -Wmissing-noreturn -Wmissing-format-attribute
 162 CFLAGS+=        -Wredundant-decls  -Wnested-externs
 163 CFLAGS+=        -Winline -Wwrite-strings -Wcast-align -Wcast-qual
 164 CFLAGS+=        -Wpointer-arith
 165 CFLAGS+=        -Wdeclaration-after-statement -Wsequence-point
 166 CFLAGS+=        -fno-common
 167 EOF
 168 fi
 169
 170 # Add CPPFLAGS and CFLAGS to CC for testing features
 171 XCC="$CC `$SED -n -e 's/CPPLAGS+=*\(.*\)/\1/p' $CONFIG_MK`"
 172 XCC="$XCC `$SED -n -e 's/CFLAGS+=*\(.*\)/\1/p' $CONFIG_MK`"
 173
 174 if [ -z "$STRLCPY" ]; then
 175         printf "Testing for strlcpy ... "
 176         cat <<EOF >_strlcpy.c
 177 #include <string.h>
 178 int main(void) {
 179         const char s1[] = "foo";
 180         char s2[10];
 181         strlcpy(s2, s1, sizeof(s2));
 182         return 0;
 183 }
 184 EOF
 185         if $XCC _strlcpy.c -o _strlcpy 2>/dev/null; then
 186                 STRLCPY=yes
 187         else
 188                 STRLCPY=no
 189         fi
 190         echo "$STRLCPY"
 191         rm -f _strlcpy.c _strlcpy
 192 fi
 193 if [ "$STRLCPY" = no ]; then
 194         echo "#define strlcpy(dst, src, n) snprintf(dst, n, \"%s\", src)" \
 195         >>$CONFIG_H
 196 fi
 197
 198 if [ -z "$LIBDIR" ]; then
 199         printf "lib directory name ... "
 200         case `readlink /lib` in
 201                 "") LIBNAME="lib";;
 202                 *) LIBNAME=$(basename `readlink /lib`);;
 203         esac
 204         echo "$LIBNAME"
 205         echo "LIBNAME=  $LIBNAME" >>$CONFIG_MK
 206         LIBDIR=${PREFIX}/${LIBNAME}
 207         echo "LIBDIR=           \${PREFIX}/\${LIBNAME}" >>$CONFIG_MK
 208 else
 209         echo "LIBDIR=   $LIBDIR" >>$CONFIG_MK
 210 fi
 211
 212 # We normally want to build in the static library
 213 if [ "$LIBDHCPCD" = yes ]; then
 214         x="-ldhcpcd"
 215         echo "LIB_DHCPCD_INSTALL=       _libinstall" >>$CONFIG_MK
 216 else
 217         x="-Wl,-Bstatic -ldhcpcd -Wl,-Bdynamic"
 218 fi
 219 echo "LIB_DHCPCD=       $x" >>$CONFIG_MK
 220
 221 # Get DBus CFLAGS
 222 DBUS_CFLAGS=$(pkg-config --cflags dbus-1) || exit 1
 223 DBUS_LIBS=$(pkg-config --libs dbus-1) || exit 1
 224 echo "DBus CFLAGS=$DBUS_CFLAGS"
 225 echo "DBus LIBS=$DBUS_LIBS"
 226 echo "DBUS_CFLAGS=      $DBUS_CFLAGS" >>$CONFIG_MK
 227 echo "DBUS_LIBS=        $DBUS_LIBS" >>$CONFIG_MK
 228
 229 UI=
 230 if [ "$WITH_GTK" = yes -o -z "$WITH_GTK" ]; then
 231         PKG="dbus-1 gtk+-2.0"
 232         if [ "$NOTIFY" = yes ]; then
 233                 PKG="$PKG${PKG:+ }libnotify"
 234                 echo "NOTIFY=           -DNOTIFY" >>$CONFIG_MK
 235         fi
 236         GTK_CFLAGS=$(pkg-config --cflags $PKG)
 237         [ $? != 0 -a "$WITH_GTK" = yes ] && exit 1
 238         GTK_LIBS=$(pkg-config --libs $PKG)
 239         [ $? != 0 -a "$WITH_GTK" = yes ] && exit 1
 240         echo "GTK+ CFLAGS=$GTK_CFLAGS"
 241         echo "GTK+ LIBS=$GTK_LIBS"
 242         echo "GTK_CFLAGS=       $GTK_CFLAGS" >>$CONFIG_MK
 243         echo "GTK_LIBS= $GTK_LIBS" >>$CONFIG_MK
 244         UI="$UI${UI:+ }dhcpcd-gtk"
 245 fi
 246
 247 if [ -z "$UI" ]; then
 248         echo "no UI is available, not building." >&2
 249         exit 1
 250 fi
 251 echo "UI=               $UI" >>config.mk
 252
 253 echo
 254 echo "   SYSCONFDIR =           $SYSCONFDIR"
 255 echo "   BINDIR =               $BINDIR"
 256 echo "   LIBDIR =               $LIBDIR"
 257 echo "   ICONDIR =              $ICONDIR"
 258 echo "   UI =                   $UI"
 259 echo
 260
 261 echo "MKDIR=            \${TOPDIR}/mk" >>$CONFIG_MK