diff options
Diffstat (limited to 'libbuild2/cc')
| -rw-r--r-- | libbuild2/cc/common.cxx | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/libbuild2/cc/common.cxx b/libbuild2/cc/common.cxx index 6b8bd96..cd5b8ce 100644 --- a/libbuild2/cc/common.cxx +++ b/libbuild2/cc/common.cxx @@ -21,13 +21,14 @@ namespace build2 { using namespace bin; - // Recursively process prerequisite libraries. If proc_impl returns false, - // then only process interface (*.export.libs), otherwise -- interface and - // implementation (prerequisite and from *.libs, unless overriden). + // Recursively process prerequisite libraries of the specified library. If + // proc_impl returns false, then only process interface (*.export.libs), + // otherwise -- interface and implementation (prerequisite and from + // *.libs, unless overriden @@???). // - // Note that here we assume that an interface library is also an - // implementation (since we don't use *.export.libs in static link). We - // currently have this restriction to make sure the target in + // Note that here we assume that an interface library is also always an + // implementation (since we don't use *.export.libs for static linking). + // We currently have this restriction to make sure the target in // *.export.libs is up-to-date (which will happen automatically if it is // listed as a prerequisite of this library). // @@ -44,7 +45,7 @@ namespace build2 // // The first argument to proc_lib is a pointer to the last element of an // array that contains the current library dependency chain all the way to - // the library passes to process_libraries(). The first element of this + // the library passed to process_libraries(). The first element of this // array is NULL. // void common:: @@ -92,8 +93,8 @@ namespace build2 if (t != nullptr) { - cc = *t == "cc"; - same = !cc && *t == x; + cc = (*t == "cc"); + same = (!cc && *t == x); // The explicit export override should be set on the liba/libs{} // target itself. Note also that we only check for *.libs. If one @@ -101,8 +102,9 @@ namespace build2 // *.libs should be set to NULL or empty (this is why we check for // the result being defined). // + /* if (impl) - c_e_libs = l.vars[c_export_libs]; // Override. + c_e_libs = l.vars[c_export_libs]; // Override. @@??? else if (l.group != nullptr) // lib{} group. c_e_libs = l.group->vars[c_export_libs]; @@ -117,6 +119,15 @@ namespace build2 else if (l.group != nullptr) // lib{} group. x_e_libs = l.group->vars[var]; } + */ + + if (!impl) + { + c_e_libs = l[c_export_libs]; + + if (!cc) + x_e_libs = l[same ? x_export_libs : vp[*t + ".export.libs"]]; + } // Process options first. // @@ -134,6 +145,9 @@ namespace build2 // Interface and implementation: as discussed above, we can have // two situations: overriden export or default export. // + // @@ ??? + // + /* if (c_e_libs.defined () || x_e_libs.defined ()) { // NOTE: should this not be from l.vars rather than l? Or @@ -142,9 +156,9 @@ namespace build2 // proc_opt (l, *t, false, true); proc_opt (l, *t, true, true); - } else + */ { // For default export we use the same options as were used to // build the library. @@ -235,7 +249,7 @@ namespace build2 // not using explicit export. Otherwise, interface dependencies come // from the lib{}:*.export.libs below. // - if (impl && !c_e_libs.defined () && !x_e_libs.defined ()) + if (impl /*&& !c_e_libs.defined () && !x_e_libs.defined ()*/) { for (const prerequisite_target& pt: l.prerequisite_targets[a]) { @@ -390,12 +404,16 @@ namespace build2 // Interface and implementation: as discussed above, we can have // two situations: overriden export or default export. // + // @@ ??? + // + /* if (c_e_libs.defined () || x_e_libs.defined ()) { if (c_e_libs) proc_int (c_e_libs); if (x_e_libs) proc_int (x_e_libs); } else + */ { // For default export we use the same options/libs as were used // to build the library. Since libraries in (non-export) *.libs |