330fff02a6
To get PostGIS going on Darwin: 1. Add libiconv, as is often required. 2. Expand platforms to `platforms.all`. 3. Deal with PostGIS' quirky build system. PostGIS' configure.ac has the following gem: AC_MSG_RESULT([------------------------------------------------------------------------]) AC_MSG_RESULT([ WARNING: You have set the --prefix to '$prefix'. But we mostly ]) AC_MSG_RESULT([ ignore the --prefix. For your info, using the values determined from ]) AC_MSG_RESULT([ $PG_CONFIG we will be installing: ]) AC_MSG_RESULT([ * postgis shared library in $PGSQL_LIBDIR ]) AC_MSG_RESULT([ * postgis SQL files in $PGSQL_SHAREDIR/contrib/postgis-$POSTGIS_MAJOR_VERSION.$POSTGIS_MINOR_VERSION ]) AC_MSG_RESULT([ * postgis executables in $PGSQL_BINDIR ]) AC_MSG_RESULT([------------------------------------------------------------------------]) This is suggestive of some assumptions in the build system, which are revealed when building in Nix on Darwin: the build fails because the postgres binary cannot be found in the install prefix specified for postgis; vis. cc x -bundle_loader $POSTGIS_PREFIX/bin/postgres This bundle_loader parameter is only available on Darwin, and this problem doesn't appear to affect Linux systems. The solution presented here is to symlink the postgres binary where PostGIS expects it to be, and then remove it after the build completes.
70 lines
1.9 KiB
Nix
70 lines
1.9 KiB
Nix
{ fetchurl
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, stdenv
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, perl
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, libxml2
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, postgresql
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, geos
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, proj
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, gdal
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, json_c
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, pkgconfig
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, file
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, protobufc
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, libiconv
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}:
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stdenv.mkDerivation rec {
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name = "postgis-${version}";
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version = "2.5.2";
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outputs = [ "out" "doc" ];
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src = fetchurl {
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url = "https://download.osgeo.org/postgis/source/postgis-${version}.tar.gz";
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sha256 = "0pnva72f2w4jcgnl1y7nw5rdly4ipx3hji4c9yc9s0hna1n2ijxn";
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};
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buildInputs = [ libxml2 postgresql geos proj gdal json_c protobufc libiconv ];
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nativeBuildInputs = [ perl pkgconfig ];
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dontDisableStatic = true;
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# postgis config directory assumes /include /lib from the same root for json-c library
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NIX_LDFLAGS = "-L${stdenv.lib.getLib json_c}/lib";
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preConfigure = ''
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sed -i 's@/usr/bin/file@${file}/bin/file@' configure
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configureFlags="--datadir=$out/share/postgresql --datarootdir=$out/share/postgresql --bindir=$out/bin --with-gdalconfig=${gdal}/bin/gdal-config --with-jsondir=${json_c.dev}"
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makeFlags="PERL=${perl}/bin/perl datadir=$out/share/postgresql pkglibdir=$out/lib bindir=$out/bin"
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'';
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postConfigure = ''
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sed -i "s|@mkdir -p \$(DESTDIR)\$(PGSQL_BINDIR)||g ;
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s|\$(DESTDIR)\$(PGSQL_BINDIR)|$prefix/bin|g
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" \
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"raster/loader/Makefile";
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sed -i "s|\$(DESTDIR)\$(PGSQL_BINDIR)|$prefix/bin|g
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" \
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"raster/scripts/python/Makefile";
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mkdir -p $out/bin
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ln -s ${postgresql}/bin/postgres $out/bin/postgres
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'';
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# create aliases for all commands adding version information
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postInstall = ''
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rm $out/bin/postgres
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for prog in $out/bin/*; do # */
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ln -s $prog $prog-${version}
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done
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mkdir -p $doc/share/doc/postgis
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mv doc/* $doc/share/doc/postgis/
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'';
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meta = with stdenv.lib; {
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description = "Geographic Objects for PostgreSQL";
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homepage = https://postgis.net/;
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license = licenses.gpl2;
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maintainers = [ maintainers.marcweber ];
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platforms = platforms.all;
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};
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}
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