configure

   1 #!/bin/sh
   2
   3 prefix=/usr/local
   4
   5 libs=`cat << EOF
   6 glib-2.0
   7 gtk+-2.0
   8 gtk+-x11-2.0
   9 EOF
  10 `
  11 clear_config() {
  12         rm -f config.mak 2>/dev/null
  13 }
  14
  15 add_config() {
  16         printf "%s\n" "$1" >> config.mak
  17 }
  18
  19 add_cflags() {
  20         add_config "CFLAGS += $1"
  21 }
  22
  23 add_ldflags() {
  24         add_config "LDFLAGS += $1"
  25 }
  26
  27 get_pkgconf_cflags() {
  28         pkg-config --cflags "$1" 2>/dev/null
  29 }
  30
  31 get_pkgconf_ldflags() {
  32         pkg-config --libs "$1" 2>/dev/null
  33 }
  34
  35 add_pkgconf_cflags() {
  36         fallback="$2"
  37         flags=$(get_pkgconf_cflags "$1")
  38         [ -z "$flags" ] && flags="$fallback"
  39         add_cflags "$flags"
  40 }
  41
  42 add_pkgconf_ldflags() {
  43         fallback="$2"
  44         flags=$(get_pkgconf_ldflags "$1")
  45         [ -z "$flags" ] && flags="$fallback"
  46         add_ldflags "$flags"
  47 }
  48
  49 add_lib() {
  50         add_pkgconf_cflags "$1" "$2"
  51         add_pkgconf_ldflags "$1" "$3"
  52 }
  53
  54 check_program() {
  55         program="$1"
  56         needed="$2"
  57         result=$(which "$program" 2>/dev/null)
  58         if [ "$needed" = "1" ] && [ -z "$result" ] ; then
  59                 echo "error: needed program $program not found" >&2
  60                 kill -9 $$
  61         fi
  62         printf "%s\n" "$program"
  63 }
  64
  65 usage() {
  66         echo "supported arguments"
  67         echo "--prefix=/path            default: $prefix"
  68         echo "--exec_prefix=/path       default: $prefix/bin"
  69         echo "--bindir=/path            default: $prefix/bin"
  70         echo "--libdir=/path            default: $prefix/lib"
  71         echo "--includedir=/path        default: $prefix/include"
  72         echo "--sysconfdir=/path        default: $prefix/etc"
  73         echo "--help : show this text"
  74         exit 1
  75 }
  76
  77 ismac() {
  78         uname -s | grep Darwin >/dev/null
  79 }
  80
  81 isbsd() {
  82         uname -s | grep BSD >/dev/null
  83 }
  84
  85 spliteq() {
  86         arg=$1
  87         echo "${arg#*=}"
  88         #alternatives echo "$arg" | cut -d= -f2-
  89         # or echo "$arg" | sed 's/[^=]*=//'
  90 }
  91
  92 parsearg() {
  93         case "$1" in
  94         --prefix=*) prefix=`spliteq $1`;;
  95         --exec_prefix=*) exec_prefix=`spliteq $1`;;
  96         --bindir=*) bindir=`spliteq $1`;;
  97         --libdir=*) libdir=`spliteq $1`;;
  98         --includedir=*) includedir=`spliteq $1`;;
  99         --sysconfdir=*) sysconfdir=`spliteq $1`;;
 100         --help) usage;;
 101         esac
 102 }
 103
 104 while true ; do
 105         case $1 in
 106         -*) parsearg "$1"; shift;;
 107         *) break ;;
 108         esac
 109 done
 110
 111 [ -z "$exec_prefix" ] && exec_prefix=$prefix
 112 [ -z "$libdir" ] && libdir=$prefix/lib
 113 [ -z "$includedir" ] && includedir=$prefix/include
 114 [ -z "$sysconfdir" ] && sysconfdir=$prefix/etc
 115 [ -z "$bindir" ] && bindir=$exec_prefix/bin
 116 [ -z "$CC" ] && CC=cc
 117
 118 clear_config
 119
 120 add_config "prefix = $prefix"
 121 add_config "exec_prefix = $exec_prefix"
 122 add_config "bindir = $bindir"
 123 add_config "libdir = $libdir"
 124 add_config "includedir = $includedir"
 125 add_config "sysconfdir = $sysconfdir"
 126
 127 add_config "CC ?= $CC"
 128 [ -z "$CPPFLAGS" ] || add_config "CPPFLAGS ?= $CPPFLAGS"
 129 [ -z "$CFLAGS" ] ||   add_config "CFLAGS ?= $CFLAGS"
 130
 131 add_cflags "-DXCHATLIBDIR=\\\"$libdir/xchat\\\""
 132 add_cflags "-DXCHATSHAREDIR=\\\"$prefix/share/xchat\\\""
 133 add_cflags "-DUSE_OPENSSL"
 134
 135 for lib in $libs ; do add_lib "$lib" ; done
 136 add_lib openssl "" "-lssl -lcrypto"
 137
 138 prog1=$(check_program "gdk-pixbuf-csource" 1)
 139 add_config "PIXMAPCONVERT = $prog1"
 140
 141 # plugin stuff ...
 142
 143 use_plugin=
 144
 145 perl=$(check_program "perl" 0)
 146 if [ -n "$perl" ] ; then
 147         printf "perl detected, plugin activated\n"
 148         PERL_CFLAGS=`$perl -MExtUtils::Embed -e ccopts 2>/dev/null`
 149         PERL_LDFLAGS=`$perl -MExtUtils::Embed -e ldopts 2>/dev/null | sed 's/-lgdbm //'`
 150         add_config "PERL_CFLAGS = $PERL_CFLAGS"
 151         add_config "PERL_LDFLAGS = $PERL_LDFLAGS"
 152         add_config "PLUGINS += perl.so"
 153         if [ -z "$use_plugin" ] ; then
 154                 add_cflags "-DUSE_PLUGIN"
 155                 use_plugin=1
 156         fi
 157         # there are actually 2 plugins, "old" and new, but all scripts i've seen only use old
 158         add_cflags "-DOLD_PERL"
 159 fi
 160
 161 python=$(check_program "python" 0)
 162 if [ -n "$python" ] ; then
 163         printf "python detected, plugin activated\n"
 164         printf "WARNING: python plugin needs environment variable PYTHONHOME\n"
 165         printf "  set to python's prefix.\n"
 166         printf "  lack of that environment variable will cause xchat exitting\n"
 167         printf "  when the plugin is loaded.\n"
 168         printf "  on sabotage linux, use \"PYTHONHOME=/ ixchat\"\n"
 169         printf "  to launch the program.\n"
 170
 171         PY_CFLAGS=$(get_pkgconf_cflags python)
 172         [ -z "$PY_CFLAGS" ] && PY_CFLAGS=$(get_pkgconf_cflags python-2.7)
 173         if  [ -z "$PY_CFLAGS" ] ; then
 174                 for i in "$prefix" /usr /usr/local/ ; do
 175                         printf "searching Python.h in $i/include/python2.7 ... "
 176                         if [ -e "$i"/include/python2.7/Python.h ] ; then
 177                                 PY_CFLAGS=-I"$i"/include/python2.7
 178                                 printf "SUCCESS\n"
 179                                 break;
 180                         else
 181                                 printf "FAIL\n"
 182                         fi
 183                 done
 184         fi
 185         PY_LDFLAGS=$(get_pkgconf_ldflags python)
 186         [ -z "$PY_LDFLAGS" ] && PY_LDFLAGS=$(get_pkgconf_ldflags python-2.7)
 187         [ -z "$PY_LDFLAGS" ] && PY_LDFLAGS=-lpython2.7
 188         if [ ! -z "$PY_CFLAGS" ] ; then
 189                 add_config "PY_CFLAGS = $PY_CFLAGS"
 190                 add_config "PY_LDFLAGS = $PY_LDFLAGS"
 191                 add_config "PLUGINS += python.so"
 192                 if [ -z "$use_plugin" ] ; then
 193                         add_cflags "-DUSE_PLUGIN"
 194                         use_plugin=1
 195                 fi
 196         else
 197                 printf "python not found, skipping plugin\n"
 198         fi
 199 fi
 200
 201 tcl=$(check_program "tclsh" 0)
 202 if [ -n "$tcl" ] ; then
 203         printf "tcl detected, plugin activated\n"
 204         TCL_CFLAGS=$(get_pkgconf_cflags tcl)
 205         TCL_LDFLAGS=$(get_pkgconf_ldflags tcl)
 206         tcl_error=
 207         # tcl 8.5 does not come with a pkgconfig file
 208         # tcl 8.6. comes with a buggy one that fails to include its own library
 209         # https://sourceforge.net/tracker/?func=detail&aid=3598298&group_id=10894&atid=110894
 210         # hopefully tcl 8.7 will come with a *working* pkgconfig file ...
 211         # until that happens, we need to fall back to its proprietary tclConfig system.
 212         if [ -z "$TCL_LDFLAGS" ] || ! echo "$TCL_LDFLAGS" | grep "[-]ltcl" > /dev/null ; then
 213                 tcl_found=
 214                 for i in "$libdir" "$prefix"/lib/ "$prefix"/lib64/ /lib /lib64 /usr/lib /usr/lib64 ; do
 215                         printf "searching tclConfig.sh in $i ... "
 216                         if [ -e "$i"/tclConfig.sh ] ; then
 217                                 . "$i"/tclConfig.sh
 218                                 TCL_LDFLAGS="$TCL_LIB_SPEC $TCL_LIBS"
 219                                 tcl_found=1
 220                                 printf "SUCCESS\n"
 221                                 break
 222                         else
 223                                 printf "FAIL\n"
 224                         fi
 225                 done
 226                 if [ -z "$tcl_found" ] ; then
 227                         echo "warning: tclConfig.sh not found and no pkgconfig entry available"
 228                         echo "disabling tcl plugin"
 229                         tcl_error=1
 230                 fi
 231         fi
 232         if [ -z "$tcl_error" ] ; then
 233                 add_config "TCL_CFLAGS = $TCL_CFLAGS"
 234                 add_config "TCL_LDFLAGS = $TCL_LDFLAGS"
 235                 add_config "PLUGINS += tcl.so"
 236                 if [ -z "$use_plugin" ] ; then
 237                         add_cflags "-DUSE_PLUGIN"
 238                         use_plugin=1
 239                 fi
 240         fi
 241 fi
 242
 243 for i in libsexy gtkspell-2.0 ; do
 244         spell_flags=$(get_pkgconf_cflags $i)
 245         if [ ! -z "$spell_flags" ] ; then
 246                 add_cflags "$spell_flags"
 247                 spell_flags=$(get_pkgconf_ldflags $i)
 248                 add_ldflags "$spell_flags"
 249                 if [ "$i" = "libsexy" ] ; then
 250                         add_cflags "-DUSE_LIBSEXY"
 251                 else
 252                         add_cflags "-DUSE_GTKSPELL"
 253                 fi
 254                 break
 255         fi
 256 done
 257
 258 if isbsd || ismac ; then
 259         add_config "INSTALL_FLAGS=-m"
 260 fi
 261
 262
 263 echo done, now run make \&\& make install
 264