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-rw-r--r--libbuild2/bash/init.cxx5
-rw-r--r--libbuild2/bash/rule.cxx51
-rw-r--r--libbuild2/bash/utility.hxx20
3 files changed, 57 insertions, 19 deletions
diff --git a/libbuild2/bash/init.cxx b/libbuild2/bash/init.cxx
index cf5307f..a1effa1 100644
--- a/libbuild2/bash/init.cxx
+++ b/libbuild2/bash/init.cxx
@@ -48,14 +48,13 @@ namespace build2
{
using namespace install;
- // Install into bin/<project>/ by default stripping the .bash
- // extension from <project> if present.
+ // Install bash{} into bin/<project>.bash/ by default.
//
const project_name& p (project (rs));
if (!p.empty ())
{
- install_path<bash> (bs, dir_path ("bin") /= project_base (p));
+ install_path<bash> (bs, dir_path ("bin") /= modules_install_dir (p));
install_mode<bash> (bs, "644");
}
}
diff --git a/libbuild2/bash/rule.cxx b/libbuild2/bash/rule.cxx
index f2c1eae..5ba298c 100644
--- a/libbuild2/bash/rule.cxx
+++ b/libbuild2/bash/rule.cxx
@@ -126,7 +126,7 @@ namespace build2
// apply).
//
string ext (p.ext ? *p.ext : "bash");
- path ip (dir_path (project_base (*p.proj)) / p.dir / p.name);
+ path ip (dir_path (modules_install_dir (*p.proj)) / p.dir / p.name);
if (!ext.empty ())
{
@@ -217,21 +217,45 @@ namespace build2
const target& t,
const string& n) const
{
- // Derive (relative) import path from the import name.
+ // Derive (relative) import path from the import name. And derive import
+ // installed path from that by adding the .bash extension to the first
+ // component.
//
- path ip;
+ path ip, iip;
+ project_name pn;
try
{
ip = path (n);
- if (ip.empty () || ip.absolute ())
+ if (ip.empty () || ip.simple () || ip.absolute ())
throw invalid_path (n);
if (ip.extension_cstring () == nullptr)
ip += ".bash";
ip.normalize ();
+
+ auto b (ip.begin ()), e (ip.end ());
+
+ try
+ {
+ pn = project_name (*b);
+ }
+ catch (const invalid_argument& e)
+ {
+ fail (l) << "invalid import path '" << n << "': " << e.what ();
+ }
+
+ char s (b++.separator ());
+
+ iip = path (modules_install_dir (pn) + s) / path (b, e);
+
+ // Strip the .bash extension from the project name in this path to
+ // be able to compare it to paths inside the project (see below).
+ //
+ if (pn.extension () == "bash")
+ ip = path (pn.base ("bash") + s) / path (b, e);
}
catch (const invalid_path&)
{
@@ -261,19 +285,19 @@ namespace build2
//
// But we still do a simple match first since it can quickly weed
// out candidates that cannot possibly match.
- //
- if (!pp.sup (ip))
- continue;
- // See if this is import-installed target (refer to search() for
- // details).
+ // See if this is import-installed target (refer to search() above
+ // for details).
//
if (size_t n = pt.data)
{
+ if (!pp.sup (iip))
+ continue;
+
// Both are normalized so we can compare the "tails".
//
const string& ps (pp.string ());
- const string& is (ip.string ());
+ const string& is (iip.string ());
if (path::traits_type::compare (
ps.c_str () + ps.size () - n, n,
@@ -288,6 +312,9 @@ namespace build2
if (const scope* rs = b->base_scope ().root_scope ())
{
+ if (!pp.sup (ip) || project (*rs) != pn)
+ continue;
+
const dir_path& d (pp.sub (rs->src_path ())
? rs->src_path ()
: rs->out_path ());
@@ -366,7 +393,7 @@ namespace build2
"source \"$(dirname"
" \"$(readlink -f"
" \"${BASH_SOURCE[0]}\")\")/"
- + ip.string () + "\"";
+ + iip.string () + "\"";
}
else
{
@@ -387,7 +414,7 @@ namespace build2
return
"source \"$(dirname"
" \"${BASH_SOURCE[0]}\")/"
- + o + ip.string () + "\"";
+ + o + iip.string () + "\"";
}
}
else
diff --git a/libbuild2/bash/utility.hxx b/libbuild2/bash/utility.hxx
index 087fc38..e5e4377 100644
--- a/libbuild2/bash/utility.hxx
+++ b/libbuild2/bash/utility.hxx
@@ -11,14 +11,26 @@ namespace build2
{
namespace bash
{
- // Strip the .bash extension from the project name.
+ // Return the bash{} modules installation directory under bin/.
//
- // Note that the result may not be a valid project name.
+ // Note that we used to install into bin/<project>/ but that has a good
+ // chance of clashing with the project's executable. Adding the .bash
+ // extension feels like a good idea since in our model the executables
+ // should not use the .bash extension (only modules) and therefore are
+ // unlikely to clash with this name.
+ //
+ // One drawback of this approach is that in case of a project like
+ // libbutl.bash we now have different module directories inside the
+ // project (libbutl/) and when installed (libbutl.bash/). Also, the
+ // installation directory will be shared with the libbutl project but
+ // that's probably ok (and we had the same issue before).
//
inline string
- project_base (const project_name& pn)
+ modules_install_dir (const project_name& pn)
{
- return pn.base ("bash");
+ // Strip the .bash extension if present not to duplicate it.
+ //
+ return pn.base ("bash") + ".bash";
}
}
}