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// file : libbuild2/dist/module.hxx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
#ifndef LIBBUILD2_DIST_MODULE_HXX
#define LIBBUILD2_DIST_MODULE_HXX
#include <libbuild2/types.hxx>
#include <libbuild2/utility.hxx>
#include <libbuild2/module.hxx>
#include <libbuild2/variable.hxx>
#include <libbuild2/dist/types.hxx>
#include <libbuild2/dist/rule.hxx>
#include <libbuild2/export.hxx>
namespace build2
{
namespace dist
{
class LIBBUILD2_SYMEXPORT module: public build2::module,
public rule
{
public:
static const string name;
const variable& var_dist_package;
// If exists, add the specified source file to the distribution. The
// last component in the path may be a wildcard pattern in which case
// all the files matching this pattern are added. The file path must be
// relative to the source root.
//
// Note that the file may still be explicitly excluded by a buildfile.
//
// Note also that the patterns in the last component restriction is due
// to symlink trickiness.
//
void
add_adhoc (path f)
{
adhoc.push_back (move (f));
}
// List of postponed prerequisites.
//
postponed_prerequisites postponed;
// Distribution post-processing callbacks.
//
// Only the last component in the pattern may contain wildcards. If the
// path contains a directory, then it is matched from the distribution
// root only. Otherwise, it is matched against all the files being
// distributed. For example:
//
// buildfile - every buildfile
// ./buildfile - root buildfile only
// tests/buildfile - tests/buildfile only
//
// The callback is called with the absolute path of the matching file
// after it has been copied to the distribution directory. The project's
// root scope and callback-specific data are passed along.
//
// Note that if registered, the callbacks are also called (recursively)
// in subprojects.
//
// Note also that in the bootstrap distribution mode only callbacks
// registered during bootstrap will be called.
//
using callback_func = void (const path&, const scope&, void*);
void
register_callback (path pattern, callback_func* f, void* data)
{
callbacks_.push_back (callback {move (pattern), f, data});
}
// Implementation details.
//
public:
module (const variable& v_d_p)
: rule (postponed), var_dist_package (v_d_p) {}
public:
bool distributed = false; // True if this project is being distributed.
vector<path> adhoc;
struct callback
{
const path pattern;
callback_func* function;
void* data;
};
using callbacks = vector<callback>;
callbacks callbacks_;
};
}
}
#endif // LIBBUILD2_DIST_MODULE_HXX
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