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 INCLUDEDIR=
  10
  11 for x; do
  12         opt=${x%%=*}
  13         var=${x#*=}
  14         [ "$var" = "$opt" ] && var=
  15         case "$opt" in
  16         --os|OS) OS=$var;;
  17         --with-cc|CC) CC=$var;;
  18         --debug) DEBUG=$var;;
  19         --disable-debug) DEBUG=no;;
  20         --enable-debug) DEBUG=yes;;
  21         --prefix) prefix=$var;;
  22         --sysconfdir) SYSCONFDIR=$var;;
  23         --bindir) BINDIR=$var;;
  24         --libexecdir) LIBEXECDIR=$var;;
  25         --statedir|--localstatedir) STATEDIR=$var;;
  26         --rundir) RUNDIR=$var;;
  27         --mandir) MANDIR=$var;;
  28         --with-ccopts|CFLAGS) CFLAGS=$var;;
  29         CPPFLAGS) CPPFLAGS=$var;;
  30         --build) BUILD=$var;;
  31         --host) HOST=$var;;
  32         --target) TARGET=$var;;
  33         --libdir) LIBDIR=$var;;
  34         --includedir) eval INCLUDEDIR="$INCLUDEDIR${INCLUDEDIR:+ }$var";;
  35         --datadir|--infodir) ;; # ignore autotools
  36         --disable-maintainer-mode|--disable-dependency-tracking) ;;
  37         --icondir) ICONDIR=$var;;
  38         --with-gtk|--with-gtk+) WITH_GTK=${var:-yes};;
  39         --without-gtk|--without-gtk+) WITH_GTK=no;;
  40         --enable-notification) NOTIFY=yes;;
  41         --disable-notification) NOTIFY=no;;
  42         --help) echo "See the README file for available options"; exit 0;;
  43         *) echo "$0: WARNING: unknown option $opt" >&2;;
  44         esac
  45 done
  46
  47 : ${INSTALL:=install}
  48 : ${SED:=sed}
  49
  50 : ${PREFIX:=${prefix:=/usr/local}}
  51 : ${SYSCONFDIR:=$PREFIX/etc}
  52 : ${BINDIR:=$PREFIX/bin}
  53 : ${LIBEXECDIR:=$PREFIX/libexec}
  54 : ${STATEDIR:=/var}
  55 : ${MANDIR:=${PREFIX:-/usr}/share/man}
  56
  57 : ${ICONDIR:=$PREFIX/share/dhcpcd/icons}
  58
  59 eval SYSCONFDIR="$SYSCONFDIR"
  60 eval LIBDIR="$LIBDIR"
  61 eval LIBEXECDIR="$LIBEXECDIR"
  62 eval STATEDIR="$STATEDIR"
  63 eval DBDIR="$DBDIR"
  64 eval RUNDIR="$RUNDIR"
  65 eval MANDIR="$MANDIR"
  66
  67 _which()
  68 {
  69         x="$(which "$1" 2>/dev/null)"
  70         if [ -n "$x" ]; then
  71                 echo "$x"
  72                 return 0
  73         fi
  74         for x in /sbin/"$1" /usr/sbin/"$1" \
  75                 /usr/pkg/sbin/"$1" /usr/local/sbin/"$1"
  76         do
  77                 if [ -e "$x" ]; then
  78                         echo "$x"
  79                         return 0
  80                 fi
  81         done
  82         return 1
  83 }
  84
  85 CONFIG_H=config.h
  86 CONFIG_MK=config.mk
  87
  88 if [ -z "$BUILD" ]; then
  89         BUILD=`uname -m`-unknown-`uname -s | tr '[:upper:]' '[:lower:]'`
  90 fi
  91 if [ -z "$HOST" ]; then
  92         [ -z "$TARGET" ] && TARGET=$BUILD
  93         HOST=$TARGET
  94 fi
  95 if [ -z "$TARGET" ]; then
  96         [ -z "$HOST" ] && HOST=$BUILD
  97         TARGET=$HOST
  98 fi
  99
 100 # Debian and Slackware have linux in different places when dealing with
 101 # autoconf, so we deal with that here.
 102 if [ -z "$OS" ]; then
 103         case "$TARGET" in
 104         *-linux-*|linux-*|*-linux|linux) OS=linux;;
 105         esac
 106 fi
 107
 108 if [ -z "$OS" ]; then
 109         # Derive OS from cpu-manufacturer-os-kernel
 110         CPU=${TARGET%%-*}
 111         REST=${TARGET#*-}
 112         if [ "$CPU" != "$REST" ]; then
 113                 MANU=${REST%%-*}
 114                 REST=${REST#*-}
 115                 if [ "$MANU" != "$REST" ]; then
 116                         OS=${REST%%-*}
 117                         REST=${REST#*-}
 118                         if [ "$OS" != "$REST" ]; then
 119                                 KERNEL=${REST%%-*}
 120                         else
 121                                 # 3 tupple
 122                                 KERNEL=$OS
 123                                 OS=$MANU
 124                                 MANU=
 125                         fi
 126                 else
 127                         # 2 tupple
 128                         OS=$MANU
 129                         MANU=
 130                 fi
 131         fi
 132 fi
 133
 134 echo "Configuring dhcpcd-ui for ... $OS"
 135 rm -f $CONFIG_H $CONFIG_MK
 136 echo "# $OS" >$CONFIG_MK
 137 echo "/* $OS */" >$CONFIG_H
 138
 139 VERSION=$($SED -ne 's/VERSION=  //p' Makefile)
 140 echo "#define VERSION \"$VERSION\"" >>$CONFIG_H
 141
 142 for x in PREFIX SYSCONFDIR BINDIR ICONDIR; do
 143         eval v=\$$x
 144         # Make files look nice for import
 145         l=$((10 - ${#x}))
 146         unset t
 147         [ $l -gt 3 ] && t="     "
 148         echo "$x=$t     $v" >>$CONFIG_MK
 149         unset t
 150         [ $l -gt 2 ] && t="     "
 151         echo "#define $x$t      \"$v\"" >>$CONFIG_H
 152 done
 153 echo "MANDIR=           ${MANDIR}" >>$CONFIG_MK
 154
 155 if [ -z "$CC" ]; then
 156         printf "Looking for compiler ... "
 157         for b in $TARGET- ""; do
 158                 for cc in gcc pcc icc cc; do
 159                         if type $b$cc >/dev/null 2>&1; then
 160                                 CC=$b$cc
 161                                 echo "$CC"
 162                                 break
 163                         fi
 164                 done
 165                 [ -n "$CC" ] && break
 166         done
 167         if [ -z "$CC" ]; then
 168                 echo
 169                 echo "no suitable compiler found - aborting" >&2
 170                 exit 1
 171         fi
 172 else
 173         echo "Using compiler $CC"
 174 fi
 175 echo "CC=               $CC" >>$CONFIG_MK
 176
 177 if [ -z "$CFLAGS" ]; then
 178         CFLAGS="-O2"
 179 fi
 180 echo "CFLAGS=           $CFLAGS" >>$CONFIG_MK
 181 if [ -n "$CPPLAGS" ]; then
 182         echo "CPPLAGS=          $CPPLAGS" >>$CONFIG_MK
 183 fi
 184 for x in $INCLUDEDIR; do
 185         echo "CPPFLAGS+=        -I$x" >>$CONFIG_MK
 186 done
 187
 188 if [ -n "$DEBUG" -a "$DEBUG" != no -a "$DEBUG" != false ]; then
 189         echo "Enabling memory debugging"
 190         echo "CPPFLAGS+=        -DDEBUG_MEMORY" >>$CONFIG_MK
 191 elif [ -z "$DEBUG" -a -d .git ]; then
 192         printf "Found git ... "
 193         DEBUG=yes
 194         echo "LDADD+=           -Wl,-rpath=../libdhcpcd" >>$CONFIG_MK
 195 else
 196         DEBUG=no
 197 fi
 198 if [ "$DEBUG" != no -a "$DEBUG" != false ]; then
 199         echo "Adding debugging CFLAGS"
 200         cat <<EOF >>$CONFIG_MK
 201 CFLAGS+=        -Wall -Wextra -Wimplicit -Wshadow -Wformat=2
 202 CFLAGS+=        -Wmissing-prototypes -Wmissing-declarations
 203 CFLAGS+=        -Wmissing-noreturn -Wmissing-format-attribute
 204 CFLAGS+=        -Wredundant-decls  -Wnested-externs
 205 CFLAGS+=        -Winline -Wwrite-strings -Wcast-align -Wcast-qual
 206 CFLAGS+=        -Wpointer-arith
 207 CFLAGS+=        -Wdeclaration-after-statement -Wsequence-point
 208 CFLAGS+=        -fno-common
 209 EOF
 210 fi
 211
 212 # Add CPPFLAGS and CFLAGS to CC for testing features
 213 XCC="$CC `$SED -n -e 's/CPPLAGS+=*\(.*\)/\1/p' $CONFIG_MK`"
 214 XCC="$XCC `$SED -n -e 's/CFLAGS+=*\(.*\)/\1/p' $CONFIG_MK`"
 215
 216 if [ -z "$STRLCPY" ]; then
 217         printf "Testing for strlcpy ... "
 218         cat <<EOF >_strlcpy.c
 219 #include <string.h>
 220 int main(void) {
 221         const char s1[] = "foo";
 222         char s2[10];
 223         strlcpy(s2, s1, sizeof(s2));
 224         return 0;
 225 }
 226 EOF
 227         if $XCC _strlcpy.c -o _strlcpy 2>/dev/null; then
 228                 STRLCPY=yes
 229         else
 230                 STRLCPY=no
 231         fi
 232         echo "$STRLCPY"
 233         rm -f _strlcpy.c _strlcpy
 234 fi
 235 if [ "$STRLCPY" = no ]; then
 236         echo "#define strlcpy(dst, src, n) snprintf(dst, n, \"%s\", src)" \
 237         >>$CONFIG_H
 238 fi
 239
 240 if [ -z "$LIBDIR" ]; then
 241         printf "lib directory name ... "
 242         case `readlink /lib` in
 243                 "") LIBNAME="lib";;
 244                 *) LIBNAME=$(basename `readlink /lib`);;
 245         esac
 246         echo "$LIBNAME"
 247         echo "LIBNAME=  $LIBNAME" >>$CONFIG_MK
 248         LIBDIR=${PREFIX}/${LIBNAME}
 249         echo "LIBDIR=           \${PREFIX}/\${LIBNAME}" >>$CONFIG_MK
 250 else
 251         echo "LIBDIR=   $LIBDIR" >>$CONFIG_MK
 252 fi
 253
 254 # We normally want to build in the static library
 255 if [ "$LIBDHCPCD" = yes ]; then
 256         x="-ldhcpcd"
 257         echo "LIB_DHCPCD_INSTALL=       _libinstall" >>$CONFIG_MK
 258 else
 259         x="-Wl,-Bstatic -ldhcpcd -Wl,-Bdynamic"
 260 fi
 261 echo "LIB_DHCPCD=       $x" >>$CONFIG_MK
 262
 263 # Due to our use of pkg-config, pass --as-needed to ld so we only link
 264 # what we actually need.
 265 echo "LDADD+=   -Wl,--as-needed" >>$CONFIG_MK
 266
 267 # Get DBus CFLAGS
 268 DBUS_CFLAGS=$(pkg-config --cflags dbus-1) || exit 1
 269 DBUS_LIBS=$(pkg-config --libs dbus-1) || exit 1
 270 echo "DBus CFLAGS=$DBUS_CFLAGS"
 271 echo "DBus LIBS=$DBUS_LIBS"
 272 echo "DBUS_CFLAGS=      $DBUS_CFLAGS" >>$CONFIG_MK
 273 echo "DBUS_LIBS=        $DBUS_LIBS" >>$CONFIG_MK
 274
 275 UI=
 276 if [ "$WITH_GTK" = yes -o -z "$WITH_GTK" ]; then
 277         PKG="dbus-1 gtk+-2.0"
 278         if [ "$NOTIFY" = yes ]; then
 279                 PKG="$PKG${PKG:+ }libnotify"
 280                 echo "NOTIFY=           -DNOTIFY" >>$CONFIG_MK
 281         fi
 282         GTK_CFLAGS=$(pkg-config --cflags $PKG)
 283         [ $? != 0 -a "$WITH_GTK" = yes ] && exit 1
 284         GTK_LIBS=$(pkg-config --libs $PKG)
 285         [ $? != 0 -a "$WITH_GTK" = yes ] && exit 1
 286         echo "GTK+ CFLAGS=$GTK_CFLAGS"
 287         echo "GTK+ LIBS=$GTK_LIBS"
 288         echo "GTK_CFLAGS=       $GTK_CFLAGS" >>$CONFIG_MK
 289         echo "GTK_LIBS= $GTK_LIBS" >>$CONFIG_MK
 290         UI="$UI${UI:+ }dhcpcd-gtk"
 291 fi
 292
 293 if [ -z "$UI" ]; then
 294         echo "no UI is available, not building." >&2
 295         exit 1
 296 fi
 297 echo "UI=               $UI" >>config.mk
 298
 299 echo
 300 echo "   SYSCONFDIR =           $SYSCONFDIR"
 301 echo "   BINDIR =               $BINDIR"
 302 echo "   LIBDIR =               $LIBDIR"
 303 echo "   ICONDIR =              $ICONDIR"
 304 echo "   MANDIR =               $MANDIR"
 305 echo "   UI =                   $UI"
 306 echo
 307
 308 echo "MKDIR=            \${TOPDIR}/mk" >>$CONFIG_MK