diff options
Diffstat (limited to 'libbuild2')
| -rw-r--r-- | libbuild2/file.cxx | 81 | ||||
| -rw-r--r-- | libbuild2/file.hxx | 5 | ||||
| -rw-r--r-- | libbuild2/variable.hxx | 4 |
3 files changed, 55 insertions, 35 deletions
diff --git a/libbuild2/file.cxx b/libbuild2/file.cxx index edb382c..3e0d1c1 100644 --- a/libbuild2/file.cxx +++ b/libbuild2/file.cxx @@ -129,6 +129,8 @@ namespace build2 dir_path find_src_root (const dir_path& b, optional<bool>& altn) { + assert (b.absolute ()); + for (dir_path d (b); !d.root () && d != home; d = d.directory ()) { if (is_src_root (d, altn)) @@ -141,6 +143,8 @@ namespace build2 pair<dir_path, bool> find_out_root (const dir_path& b, optional<bool>& altn) { + assert (b.absolute ()); + for (dir_path d (b); !d.root () && d != home; d = d.directory ()) { bool s; @@ -474,14 +478,12 @@ namespace build2 if (!p.second) fail << "variable out_root expected as first line in " << f; - try - { - return convert<dir_path> (move (p.first)); - } - catch (const invalid_argument& e) - { - fail << "invalid out_root value in " << f << ": " << e << endf; - } + auto r (convert<dir_path> (move (p.first))); + + if (r.relative ()) + fail << "relative path in out_root value in " << f; + + return r; } static void @@ -523,26 +525,45 @@ namespace build2 root.insert_operation (clean_id, op_clean); } - void + value& bootstrap_out (scope& root, optional<bool>& altn) { + context& ctx (root.ctx); const dir_path& out_root (root.out_path ()); path f (exists (out_root, std_src_root_file, alt_src_root_file, altn)); - if (f.empty ()) - return; + if (!f.empty ()) + { + if (root.root_extra == nullptr) + setup_root_extra (root, altn); - if (root.root_extra == nullptr) - setup_root_extra (root, altn); + //@@ TODO: if bootstrap files can source other bootstrap files (for + // example, as a way to express dependecies), then we need a way to + // prevent multiple sourcing. We handle it here but we still need + // something like source_once (once [scope] source) in buildfiles. + // + parser p (ctx, load_stage::boot); + source_once (p, root, root, f, root); + } - //@@ TODO: if bootstrap files can source other bootstrap files (for - // example, as a way to express dependecies), then we need a way to - // prevent multiple sourcing. We handle it here but we still need - // something like source_once (once [scope] source) in buildfiles. - // - parser p (root.ctx, load_stage::boot); - source_once (p, root, root, f, root); + value& v (root.assign (ctx.var_src_root)); + + if (!f.empty ()) + { + // Verify the value set by src-root.build is sensible. + // + // Note: keeping diagnostics consistent with bootstrap_fwd() and + // find_project_name(). + // + if (!v) + fail << "variable src_root expected as first line in " << f; + + if (cast<dir_path> (v).relative ()) + fail << "relative path in src_root value in " << f; + } + + return v; } pair<value, bool> @@ -671,6 +692,9 @@ namespace build2 if (!p.second) fail << "variable src_root expected as first line in " << f; + if (cast<dir_path> (p.first).relative ()) + fail << "relative path in src_root value in " << f; + src_root_v = move (p.first); remap_src_root (ctx, src_root_v); // Remap if inside old_src_root. src_root = &cast<dir_path> (src_root_v); @@ -1138,9 +1162,7 @@ namespace build2 optional<bool> altn; if (!bstrapped) { - bootstrap_out (rs, altn); // #3 happens here (or it can be #1). - - value& v (rs.assign (ctx.var_src_root)); + value& v (bootstrap_out (rs, altn)); // #3 happens here (or it can be #1) if (!v) { @@ -1203,9 +1225,7 @@ namespace build2 optional<bool> altn; if (!bootstrapped (rs)) { - bootstrap_out (rs, altn); - - value& v (rs.assign (ctx.var_src_root)); + value& v (bootstrap_out (rs, altn)); if (!v) { @@ -1995,18 +2015,17 @@ namespace build2 if (!bstrapped) { - bootstrap_out (*root, altn); + value& v (bootstrap_out (*root, altn)); // Check that the bootstrap process set src_root. // - auto l (root->vars[*ctx.var_src_root]); - if (l) + if (v) { // Note that unlike main() here we fail hard. The idea is that if // the project we are importing is misconfigured, then it should be // fixed first. // - const dir_path& p (cast<dir_path> (l)); + const dir_path& p (cast<dir_path> (v)); if (!src_root.empty () && p != src_root) fail (loc) << "configured src_root " << p << " does not match " @@ -2019,7 +2038,7 @@ namespace build2 setup_root (*root, (top ? fwd - : forwarded (*proot, out_root, l->as<dir_path> (), altn))); + : forwarded (*proot, out_root, v.as<dir_path> (), altn))); bootstrap_pre (*root, altn); bootstrap_src (*root, altn); diff --git a/libbuild2/file.hxx b/libbuild2/file.hxx index 231ea73..8af408e 100644 --- a/libbuild2/file.hxx +++ b/libbuild2/file.hxx @@ -158,9 +158,10 @@ namespace build2 LIBBUILD2_SYMEXPORT dir_path bootstrap_fwd (context&, const dir_path& src_root, optional<bool>& altn); - // Bootstrap the project's root scope, the out part. + // Bootstrap the project's root scope, the out part. Return the src_root + // variable value (which can be NULL). // - LIBBUILD2_SYMEXPORT void + LIBBUILD2_SYMEXPORT value& bootstrap_out (scope& root, optional<bool>& altn); // Bootstrap the project's root scope, the src part. Return true if we diff --git a/libbuild2/variable.hxx b/libbuild2/variable.hxx index 93f684b..409a4aa 100644 --- a/libbuild2/variable.hxx +++ b/libbuild2/variable.hxx @@ -460,8 +460,8 @@ namespace build2 // for diagnostics. // template <typename T> - void typify (value&, const variable*); - void typify (value&, const value_type&, const variable*); + void typify (value&, const variable*); + void typify (value&, const value_type&, const variable*); LIBBUILD2_SYMEXPORT void typify_atomic (context&, value&, const value_type&, const variable*); |