1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
require "mkmf"
require "rubygems" unless defined?(Gem)
ar = ARGV.grep( /^--with-netcdf-version=/ )
if ar.length > 0
ncversion = ar[0].sub(/^--with-netcdf-version=/,"")
else
ncversion = nil
end
if Gem.respond_to?(:find_files) and Gem.find_files("narray.h").length > 0
require "rbconfig"
so = RbConfig::CONFIG["DLEXT"]
narray_include = File.expand_path(File.dirname(Gem.find_files("narray.h")[0]))
narray_lib = File.expand_path(File.dirname(Gem.find_files("narray." + so)[0]))
else
gem_home=(`gem environment GEM_HOME`).chomp
narray_dir = Dir.glob("#{gem_home}/gems/narray-*/ext/narray").sort[-1]
if narray_dir
narray_include = narray_lib = narray_dir
else
narray_include = narray_lib = [ $sitearchdir, $vendorarchdir]
end
end
dir_config('narray', narray_include, narray_lib)
dir_config('netcdf', '/usr/local')
if ( ! ( have_header("narray.h") && have_header("narray_config.h") ) ) then
print <<EOS
** configure error **
Header narray.h or narray_config.h is not found. If you have these files in
/narraydir/include, try the following:
% ruby extconf.rb --with-narray-include=/narraydir/include
EOS
exit(-1)
end
unless ncversion
# configure netcdf version
if xsystem("nc-config --version")
ncversion = `nc-config --version`.chomp!.sub!(/^n.* /i,"") # rm "netCDF "
ncversion.sub!(/^([^\.]+\.[^\.]+\.[^\.]+).+$/,'\1') # e.g. 4.2.1.1 -> 4.2.1
else
ncversion = "3.0.0" # assume version 3 (only for compilation)
# For compilation, there is no difference among subversions of netcdf 3
end
end
ncver0 = ncversion[0..0] # "3" or "4"
ncver = ncversion.gsub(/\./,'')
unless /^\d\d\d(\-rc)?$/ =~ ncver # 3 digits
raise("Invalid netcdf version: #{ncversion}. Use --with-netcdf-version=")
end
$CFLAGS += ' -DNCVER='+ncver
case ncver0
when "4"
if xsystem("nc-config --libs") # for NetCDF 4
cflags = `nc-config --cflags`.gsub(/\n/, " ")
libs = `nc-config --libs`.gsub(/\n/, " ")
prefix_nc = `nc-config --prefix`.gsub(/\n/, "")
dir_config("netcdf",prefix_nc)
$CFLAGS += ' ' + cflags
$LOCAL_LIBS += ' ' + libs
end
when "3"
# for NetCDF 3, which needs external libraries for OpenDAP
if xsystem("ncdap-config --libs")
libncdods = "nc-dap"
cflags = `ncdap-config --cflags`.gsub(/\n/, " ")
libs = `ncdap-config --libs`.gsub(/\n/, " ")
prefix_dods = `ncdap-config --prefix`.gsub(/\n/, "")
elsif xsystem("opendap-config --libs")
libncdods = "nc-dods"
cflags = `opendap-config --cflags`.gsub(/\n/, " ")
libs = `opendap-config --libs-nc`.gsub(/\n/, " ")
prefix_dods = `opendap-config --prefix`.gsub(/\n/, "")
end
if (enable_config('opendap',true) && ( xsystem("opendap-config --libs") ||
xsystem("ncdap-config --libs") ) )
dir_config(libncdods,prefix_dods)
if (!have_library(libncdods))
print <<-EOS
** ERROR ** Library not found: nc-dods (OPeNDAP/DODS-enabled NetCDF lib)
Install it, or run extconf.rb with option --disable-opendap.
^^^^^^^^^^^^^^^^^
EOS
exit(-1)
else
print <<-EOS
** Message ** Compiling with OPeNDAP/DODS-enabled NetCDF library.
This is because the command opendap-config is found in your system.
If you want to use the ordinary (non-DODS) version of NetCDF,
run extconf.rb with option --disable-opendap.
^^^^^^^^^^^^^^^^^
EOS
end
$CFLAGS += ' '+cflags
$LOCAL_LIBS += ' ' + libs
# non portable treatments: should be improved (by Horinouchi)
CONFIG['LDSHARED'].sub!(/gcc/,'g++')
$LIBS.sub!(/-lc\s/,'') ; $LIBS.sub!(/-lc$/,'')
print <<-EOS
** Warning ** non-portable treatments are made,
which was sucessfull redhat linux 9:
* gcc was replaced with g++ in CONFIG['LDSHARED']
* -lc library was removed if in $LIBS
EOS
# p '@@@'
# ary = []
# CONFIG.each{|k,v| ary.push([k,v])}
# ary.sort.each{|x| p x}
else
if ( ! ( have_header("netcdf.h") && have_library("netcdf") ) )then
print <<-EOS
** configure error **
Header netcdf.h or the compiled netcdf library is not found.
If you have the library installed under /netcdfdir (that is, netcdf.h is
in /netcdfdir/include and the library in /netcdfdir/lib/),
try the following:
% ruby extconf.rb --with-netcdf-dir=/netcdfdir
Alternatively, you can specify the two directory separately
with --with-netcdf-include and --with-netcdf-lib.
EOS
exit(-1)
end
end
else
raise "Netcdf version #{ncver0} is not supported"
end
if /cygwin|mingw/ =~ RUBY_PLATFORM
have_library("narray") || raise("ERROR: narray library is not found")
end
create_makefile "numru/netcdfraw"
###### Modify Makefile: #######
File.rename("Makefile","Makefile.orig")
oldmkfl = File.open("Makefile.orig")
newmkfl = File.open("Makefile","w")
oldmkfl.each_line{ |line|
case(line)
when /^distclean:/
newmkfl.puts(line)
newmkfl.puts("\t\t@$(RM) *.nc demo/*.nc demo/*~ lib/*~ doc/*~ test/*.nc test/*~ Makefile.orig")
when /^all:/
newmkfl.puts(line)
newmkfl.puts("")
newmkfl.puts("test: all") # insert the "test" target
newmkfl.puts("\t\t@cd test && ruby test.rb && echo 'test did not fail :-p (please ignore the warnings)' && cd ..")
# when /lib\/netcdf/
# line = line.chomp! + "/"
# newmkfl.puts(line)
else
newmkfl.puts(line)
end
}
newmkfl.close
|
