From 834e835eb362cd94a3e86c260589368cea65af47 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 1 Nov 2023 09:56:21 +0200
Subject: For runtime-only libs{} installation keep all names except link

---
 libbuild2/cc/install-rule.cxx | 86 +++++++++++++++++++++----------------------
 1 file changed, 42 insertions(+), 44 deletions(-)

(limited to 'libbuild2/cc')

diff --git a/libbuild2/cc/install-rule.cxx b/libbuild2/cc/install-rule.cxx
index 3d20272..1d30a9f 100644
--- a/libbuild2/cc/install-rule.cxx
+++ b/libbuild2/cc/install-rule.cxx
@@ -363,11 +363,6 @@ namespace build2
           link_rule::libs_paths lsp;
           if (ls != nullptr && !ls->path ().empty ()) // Not binless.
           {
-            // Note: we could omit deriving the paths if cur_options doesn't
-            // have the buildtime option. But then we would have to duplicate
-            // this code in reapply() below (where this bit could be added).
-            // So let's keep it simple if a bit inefficient for now.
-            //
             const string* p (cast_null<string> (t["bin.lib.prefix"]));
             const string* s (cast_null<string> (t["bin.lib.suffix"]));
 
@@ -468,30 +463,33 @@ namespace build2
       {
         const auto& md (t.data<install_match_data> (perform_install_id));
 
-        if ((md.options & lib::option_install_buildtime) != 0)
-        {
-          // Here we may have a bunch of symlinks that we need to install.
-          //
-          const scope& rs (t.root_scope ());
-          const link_rule::libs_paths& lp (md.libs_paths);
+        // Here we may have a bunch of symlinks that we need to install.
+        //
+        // Note that for runtime-only install we only omit the name that is
+        // used for linking (e.g., libfoo.so).
+        //
+        const scope& rs (t.root_scope ());
+        const link_rule::libs_paths& lp (md.libs_paths);
 
-          auto ln = [&t, &rs, &id] (const path& f, const path& l)
-          {
-            install_l (rs, id, l.leaf (), t, f.leaf (), 2 /* verbosity */);
-            return true;
-          };
+        auto ln = [&t, &rs, &id] (const path& f, const path& l)
+        {
+          install_l (rs, id, l.leaf (), t, f.leaf (), 2 /* verbosity */);
+          return true;
+        };
 
-          const path& lk (lp.link);
-          const path& ld (lp.load);
-          const path& so (lp.soname);
-          const path& in (lp.interm);
+        const path& lk (lp.link);
+        const path& ld (lp.load);
+        const path& so (lp.soname);
+        const path& in (lp.interm);
 
-          const path* f (lp.real);
+        const path* f (lp.real);
 
-          if (!in.empty ()) {r = ln (*f, in) || r; f = &in;}
-          if (!so.empty ()) {r = ln (*f, so) || r; f = &so;}
-          if (!ld.empty ()) {r = ln (*f, ld) || r; f = &ld;}
-          if (!lk.empty ()) {r = ln (*f, lk) || r;         }
+        if (!in.empty ()) {r = ln (*f, in) || r; f = &in;}
+        if (!so.empty ()) {r = ln (*f, so) || r; f = &so;}
+        if (!ld.empty ()) {r = ln (*f, ld) || r; f = &ld;}
+        if ((md.options & lib::option_install_buildtime) != 0)
+        {
+          if (!lk.empty ()) {r = ln (*f, lk) || r;}
         }
       }
 
@@ -507,29 +505,29 @@ namespace build2
       {
         const auto& md (t.data<install_match_data> (perform_uninstall_id));
 
-        if ((md.options & lib::option_install_buildtime) != 0)
-        {
-          // Here we may have a bunch of symlinks that we need to uninstall.
-          //
-          const scope& rs (t.root_scope ());
-          const link_rule::libs_paths& lp (md.libs_paths);
+        // Here we may have a bunch of symlinks that we need to uninstall.
+        //
+        const scope& rs (t.root_scope ());
+        const link_rule::libs_paths& lp (md.libs_paths);
 
-          auto rm = [&rs, &id] (const path& f, const path& l)
-          {
-            return uninstall_l (rs, id, l.leaf (), f.leaf (), 2 /* verbosity */);
-          };
+        auto rm = [&rs, &id] (const path& f, const path& l)
+        {
+          return uninstall_l (rs, id, l.leaf (), f.leaf (), 2 /* verbosity */);
+        };
 
-          const path& lk (lp.link);
-          const path& ld (lp.load);
-          const path& so (lp.soname);
-          const path& in (lp.interm);
+        const path& lk (lp.link);
+        const path& ld (lp.load);
+        const path& so (lp.soname);
+        const path& in (lp.interm);
 
-          const path* f (lp.real);
+        const path* f (lp.real);
 
-          if (!in.empty ()) {r = rm (*f, in) || r; f = &in;}
-          if (!so.empty ()) {r = rm (*f, so) || r; f = &so;}
-          if (!ld.empty ()) {r = rm (*f, ld) || r; f = &ld;}
-          if (!lk.empty ()) {r = rm (*f, lk) || r;         }
+        if (!in.empty ()) {r = rm (*f, in) || r; f = &in;}
+        if (!so.empty ()) {r = rm (*f, so) || r; f = &so;}
+        if (!ld.empty ()) {r = rm (*f, ld) || r; f = &ld;}
+        if ((md.options & lib::option_install_buildtime) != 0)
+        {
+          if (!lk.empty ()) {r = rm (*f, lk) || r;}
         }
       }
 
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