-/* $Id$
-
-This file is part of builder
-Copyright © 2006-2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
+#include <limits>
+#ifndef WIN32
+#include <sys/utsname.h>
+#endif
+#include <msp/strings/format.h>
+#include <msp/strings/utils.h>
#include "architecture.h"
#include "builder.h"
using namespace std;
using namespace Msp;
-Architecture::Architecture(Builder &b, const string &n, bool a):
- builder(b),
- name(n),
- native(a)
-{ }
+namespace {
+
+const char *types[] =
+{
+ "x86",
+ "arm",
+ "ppc",
+ 0
+};
+
+const char *cpus[] =
+{
+ "i386", "x86",
+ "i486", "x86",
+ "pentium", "x86",
+ "pentiumpro", "x86",
+ "pentium2", "x86",
+ "pentium3", "x86",
+ "pentium4", "x86",
+ "core2", "x86",
+ "nehalem", "x86",
+ "k6", "x86",
+ "athlon", "x86",
+ "athlonxp", "x86",
+ "athlon64", "x86",
+ "armv5", "arm",
+ "armv6", "arm",
+ "armv7", "arm",
+ "armv7a", "arm",
+ 0
+};
+
+const char *systems[] =
+{
+ "linux",
+ "freebsd",
+ "darwin",
+ "windows",
+ "android",
+ 0
+};
-void Architecture::set_tool(const string &t, const string &p)
+const char *aliases[] =
{
- tools[t]=p;
+ "pc", "x86",
+ "x86_64", "x86-64",
+ "amd64", "x86-64",
+ "i586", "pentium",
+ "i686", "pentiumpro",
+ "corei7", "nehalem",
+ "win32", "windows-32",
+ "win64", "windows-64",
+ "power macintosh", "ppc",
+ "armeabi", "arm",
+ "v7a", "armv7a",
+ 0
+};
+
}
-std::string Architecture::get_tool(const string &t) const
+Architecture::Architecture(Builder &b, const string &spec):
+ builder(b),
+ bits(0),
+ native(false)
{
- StringMap::const_iterator i=tools.find(t);
- if(i!=tools.end())
+ if(spec.empty())
{
- if(i->second[0]=='-')
- return prefix+i->second;
- else
- return i->second;
+#ifdef WIN32
+ system = "windows";
+#else
+ utsname un;
+ if(uname(&un)==0)
+ {
+ system = tolower(un.sysname);
+ parse_specification(tolower(un.machine));
+ // We really only want to set type for the default arch
+ cpu.clear();
+ }
+#endif
+ bits = sizeof(void *)*numeric_limits<unsigned char>::digits;
+ native = true;
}
+ else
+ {
+ parse_specification(spec);
+ const Architecture &native_arch = builder.get_native_arch();
+ if(type.empty())
+ type = native_arch.type;
+ if(system.empty())
+ system = native_arch.system;
+ if(!bits)
+ {
+ if(type==native_arch.type)
+ bits = native_arch.bits;
+ else
+ bits = 32;
+ }
+
+ if(type!=native_arch.type || system!=native_arch.system)
+ cross_prefix = format("%s-%s", type, system);
+ else if(bits==native_arch.bits)
+ native = true;
+ }
+ name = type;
+ if(!cpu.empty())
+ name += format("-%s", cpu);
+ name += format("-%d-%s", bits, system);
- if(!native)
+ if(system=="windows")
{
- const Architecture &native_arch=builder.get_native_arch();
- return prefix+"-"+native_arch.get_tool(t);
+ sharedlib_patterns.push_back(Pattern("%.dll"));
+ sharedlib_patterns.push_back(Pattern("lib%.dll"));
+ /* XXX Hack: Consider import libraries (*.dll.a) as dynamic libraries,
+ even though technically they are linked statically. */
+ sharedlib_patterns.push_back(Pattern("lib%.dll.a"));
+ staticlib_patterns.push_back(Pattern("lib%.a"));
+ executable_patterns.push_back(Pattern("%.exe"));
}
else
- throw KeyError("Unknown tool");
+ {
+ if(system=="darwin")
+ sharedlib_patterns.push_back(Pattern("lib%.dylib"));
+ else
+ sharedlib_patterns.push_back(Pattern("lib%.so"));
+ staticlib_patterns.push_back(Pattern("lib%.a"));
+ executable_patterns.push_back(Pattern("%"));
+ }
}
+bool Architecture::match_name(const string &pattern) const
+{
+ bool negate = (pattern[0]=='!');
+ vector<string> parts = split(pattern.substr(negate), "-");
+ resolve_aliases(parts);
+ for(vector<string>::const_iterator i=parts.begin(); i!=parts.end(); ++i)
+ {
+ if((*i=="32" && bits==32) || (*i=="64" && bits==64))
+ ;
+ else if(*i!=type && *i!=cpu && *i!=system)
+ return negate;
+ }
+ return !negate;
+}
-Architecture::Loader::Loader(Architecture &a):
- arch(a)
+string Architecture::best_match(const list<string> &names) const
+{
+ string best;
+ unsigned best_size = 0;
+ for(list<string>::const_iterator i=names.begin(); i!=names.end(); ++i)
+ if(match_name(*i))
+ {
+ /* TODO Do full parse and alias resolution here? Otherwise x86 and
+ x86_64 are treated as equally good, even though the latter is more
+ specific. */
+ unsigned size = 1;
+ for(string::const_iterator j=i->begin(); j!=i->end(); ++j)
+ size += (*j=='-');
+
+ if(size>best_size)
+ {
+ best = *i;
+ best_size = size;
+ }
+ }
+
+ return best;
+}
+
+void Architecture::resolve_aliases(vector<string> &parts)
+{
+ for(unsigned i=0; i<parts.size(); ++i)
+ {
+ const string &part = parts[i];
+ const char *replace = 0;
+ for(unsigned j=0; (!replace && aliases[j]); j+=2)
+ if(part==aliases[j])
+ replace = aliases[j+1];
+
+ if(replace)
+ {
+ bool has_dash = false;
+ for(const char *c=replace; (!has_dash && *c); ++c)
+ has_dash = (*c=='-');
+
+ if(has_dash)
+ {
+ vector<string> rparts = split(replace, "-");
+ parts[i] = rparts[0];
+ parts.insert(parts.begin()+i+1, rparts.begin()+1, rparts.end());
+ i += rparts.size()-1;
+ }
+ else
+ parts[i] = replace;
+ }
+ }
+}
+
+void Architecture::parse_specification(const string &spec)
{
- add("prefix", &Architecture::prefix);
- add("tool", &Loader::tool);
+ vector<string> parts = split(spec, "-");
+ resolve_aliases(parts);
+ for(vector<string>::const_iterator i=parts.begin(); i!=parts.end(); ++i)
+ {
+ bool ok = false;
+
+ for(unsigned j=0; (!ok && types[j]); ++j)
+ if(*i==types[j])
+ {
+ if(!type.empty() && *i!=type)
+ throw invalid_argument("Conflicting type specification");
+ type = *i;
+ ok = true;
+ }
+
+ for(unsigned j=0; (!ok && cpus[j]); j+=2)
+ if(*i==cpus[j])
+ {
+ if(type.empty())
+ type = cpus[j+1];
+ else if(cpus[j+1]!=type)
+ throw invalid_argument("Conflicting CPU specification");
+ cpu = *i;
+ ok = true;
+ }
+
+ for(unsigned j=0; (!ok && systems[j]); ++j)
+ if(*i==systems[j])
+ {
+ system = *i;
+ ok = true;
+ }
+
+ if(!ok && (*i=="32" || *i=="64"))
+ {
+ bits = lexical_cast<unsigned>(*i);
+ ok = true;
+ }
+
+ if(!ok)
+ throw invalid_argument("Unrecognized part in arch specification: "+*i);
+ }
}
-void Architecture::Loader::tool(const string &t, const string &p)
+
+Architecture::Loader::Loader(Architecture &a):
+ DataFile::ObjectLoader<Architecture>(a)
{
- arch.tools[t]=p;
+ add("prefix", &Architecture::cross_prefix);
}