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