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-rw-r--r--libbuild2/install/init.cxx151
1 files changed, 109 insertions, 42 deletions
diff --git a/libbuild2/install/init.cxx b/libbuild2/install/init.cxx
index b3ade73..14cf6ca 100644
--- a/libbuild2/install/init.cxx
+++ b/libbuild2/install/init.cxx
@@ -36,23 +36,33 @@ namespace build2
//
template<typename T>
static inline T
- proc_var (scope&, const T& val, const variable&)
+ proc_var (const dir_path*, scope&, const T& val, const variable&)
{
return val;
}
static inline dir_path
- proc_var (scope& rs, const dir_path& val, const variable& var)
+ proc_var (const dir_path* prv,
+ scope& rs,
+ const dir_path& val,
+ const variable& var)
{
if (val.string ().find ('<') == string::npos)
return val;
// Note: watch out for the small std::function optimization.
//
- auto subst = [&rs] (const string& var, string& r)
+ auto subst = [prv, &rs] (const string& var, string& r)
{
if (var == "project")
+ {
r += project (rs).string ();
+ }
+ else if (var == "private")
+ {
+ if (prv != nullptr && !prv->empty ())
+ r += prv->string ();
+ }
else
return false;
@@ -62,20 +72,51 @@ namespace build2
dir_path r;
for (auto i (val.begin ()); i != val.end (); ++i)
{
- auto s (*i);
+ auto o (*i); // Original.
+ size_t p (o.find ('<'));
+ if (p == string::npos)
+ {
+ r.combine (o, i.separator ());
+ continue;
+ }
+
+ string s; // Substituted.
try
{
- size_t sp (s.find ('<'));
- r.combine (sp == string::npos
- ? s
- : command_substitute (s, sp, subst, '<', '>'),
- i.separator ());
+ s = command_substitute (o, p, subst, '<', '>');
}
catch (const invalid_argument& e)
{
fail << "invalid " << var << " value '" << val << "': " << e;
}
+
+ // In case of <private> the result of the substitution may have
+ // multiple path components.
+ //
+ if (path::traits_type::find_separator (s) == string::npos)
+ {
+ r.combine (s, i.separator ());
+ continue;
+ }
+
+ dir_path d;
+ try
+ {
+ d = dir_path (move (s));
+ }
+ catch (const invalid_path& e)
+ {
+ fail << "invalid path '" << e.path << "'";
+ }
+
+ // Use the substitution's separators except for the last one.
+ //
+ for (auto j (d.begin ()), e (d.end ()); j != e; )
+ {
+ auto c (*j);
+ r.combine (c, ++j != e ? j.separator () : i.separator ());
+ }
}
return r;
@@ -98,6 +139,7 @@ namespace build2
template <typename T, typename CT>
static void
set_var (bool spec,
+ const dir_path* prv,
scope& rs,
const char* name,
const char* var,
@@ -142,21 +184,22 @@ namespace build2
if (spec)
{
if (l)
- v = proc_var (rs, cast<T> (l), vr); // Strip CT to T.
+ v = proc_var (prv, rs, cast<T> (l), vr); // Strip CT to T.
}
else
{
if (dv != nullptr)
- v = proc_var (rs, *dv, vr);
+ v = proc_var (prv, rs, *dv, vr);
}
}
template <typename T>
static void
set_dir (bool s, // specified
+ const dir_path* p, // <private>
scope& rs, // root scope
const char* n, // var name
- const T& p, // path
+ const T& d, // path
bool o = false, // override
const string& fm = string (), // file mode
const string& dm = string (), // dir mode
@@ -167,13 +210,13 @@ namespace build2
bool global (*n == '\0');
if (!global)
- set_var<dir_path> (s, rs, n, "", p.empty () ? nullptr : &p, o);
+ set_var<dir_path> (s, p, rs, n, "", d.empty () ? nullptr : &d, o);
- set_var<path> (s, rs, n, ".cmd", c.empty () ? nullptr : &c);
- set_var<strings> (s, rs, n, ".options", (strings*) (nullptr));
- set_var<string> (s, rs, n, ".mode", fm.empty () ? nullptr : &fm);
- set_var<string> (s, rs, n, ".dir_mode", dm.empty () ? nullptr : &dm);
- set_var<string> (s, rs, n, ".sudo", (string*) (nullptr));
+ set_var<path> (s, p, rs, n, ".cmd", c.empty () ? nullptr : &c);
+ set_var<strings> (s, p, rs, n, ".options", (strings*) (nullptr));
+ set_var<string> (s, p, rs, n, ".mode", fm.empty () ? nullptr : &fm);
+ set_var<string> (s, p, rs, n, ".dir_mode", dm.empty () ? nullptr : &dm);
+ set_var<string> (s, p, rs, n, ".sudo", (string*) (nullptr));
// This one doesn't have config.* value (only set in a buildfile).
//
@@ -209,6 +252,8 @@ namespace build2
static const path cmd ("install");
+ // Default config.install.* values.
+ //
#define DIR(N, V) static const dir_path dir_##N (V)
DIR (data_root, dir_path ("root"));
@@ -216,15 +261,15 @@ namespace build2
DIR (sbin, dir_path ("exec_root") /= "sbin");
DIR (bin, dir_path ("exec_root") /= "bin");
- DIR (lib, dir_path ("exec_root") /= "lib");
- DIR (libexec, (dir_path ("exec_root") /= "libexec") /= "<project>");
+ DIR (lib, (dir_path ("exec_root") /= "lib") /= "<private>");
+ DIR (libexec, ((dir_path ("exec_root") /= "libexec") /= "<private>") /= "<project>");
DIR (pkgconfig, dir_path ("lib") /= "pkgconfig");
- DIR (include, dir_path ("data_root") /= "include");
+ DIR (include, (dir_path ("data_root") /= "include") /= "<private>");
DIR (share, dir_path ("data_root") /= "share");
- DIR (data, dir_path ("share") /= "<project>");
+ DIR (data, (dir_path ("share") /= "<private>") /= "<project>");
- DIR (doc, (dir_path ("share") /= "doc") /= "<project>");
+ DIR (doc, ((dir_path ("share") /= "doc") /= "<private>") /= "<project>");
DIR (legal, dir_path ("doc"));
DIR (man, dir_path ("share") /= "man");
DIR (man1, dir_path ("man") /= "man1");
@@ -310,29 +355,27 @@ namespace build2
if (s)
config::save_module (rs, "install", INT32_MAX);
- // Global config.install.* values.
+ // Support for private install (aka poor man's Flatpack).
//
- set_dir (s, rs, "", abs_dir_path (), false, "644", "755", cmd);
-
- set_dir (s, rs, "root", abs_dir_path ());
-
- set_dir (s, rs, "data_root", dir_data_root);
- set_dir (s, rs, "exec_root", dir_exec_root, false, "755");
+ const dir_path* p;
+ {
+ auto& var (vp.insert<dir_path> ( "install.private"));
+ auto& cvar (vp.insert<dir_path> ("config.install.private"));
- set_dir (s, rs, "sbin", dir_sbin);
- set_dir (s, rs, "bin", dir_bin);
- set_dir (s, rs, "lib", dir_lib);
- set_dir (s, rs, "libexec", dir_libexec);
- set_dir (s, rs, "pkgconfig", dir_pkgconfig, false, "644");
+ value& v (rs.assign (var));
- set_dir (s, rs, "include", dir_include);
- set_dir (s, rs, "share", dir_share);
- set_dir (s, rs, "data", dir_data);
+ if (s)
+ {
+ if (lookup l = lookup_config (rs, cvar, nullptr))
+ v = cast<dir_path> (l);
+ }
- set_dir (s, rs, "doc", dir_doc);
- set_dir (s, rs, "legal", dir_legal);
- set_dir (s, rs, "man", dir_man);
- set_dir (s, rs, "man1", dir_man1);
+ if ((p = cast_null<dir_path> (v)) != nullptr)
+ {
+ if (p->absolute ())
+ fail << "absolute directory " << *p << " in install.private";
+ }
+ }
// Support for chroot'ed install (aka DESTDIR).
//
@@ -348,6 +391,30 @@ namespace build2
v = cast<dir_path> (l); // Strip abs_dir_path.
}
}
+
+ // Global config.install.* values.
+ //
+ set_dir (s, p, rs, "", abs_dir_path (), false, "644", "755", cmd);
+
+ set_dir (s, p, rs, "root", abs_dir_path ());
+
+ set_dir (s, p, rs, "data_root", dir_data_root);
+ set_dir (s, p, rs, "exec_root", dir_exec_root, false, "755");
+
+ set_dir (s, p, rs, "sbin", dir_sbin);
+ set_dir (s, p, rs, "bin", dir_bin);
+ set_dir (s, p, rs, "lib", dir_lib);
+ set_dir (s, p, rs, "libexec", dir_libexec);
+ set_dir (s, p, rs, "pkgconfig", dir_pkgconfig, false, "644");
+
+ set_dir (s, p, rs, "include", dir_include);
+ set_dir (s, p, rs, "share", dir_share);
+ set_dir (s, p, rs, "data", dir_data);
+
+ set_dir (s, p, rs, "doc", dir_doc);
+ set_dir (s, p, rs, "legal", dir_legal);
+ set_dir (s, p, rs, "man", dir_man);
+ set_dir (s, p, rs, "man1", dir_man1);
}
// Configure "installability" for built-in target types.