Building: make it possible to force linking with static OpenSSL libs

Very simply, support having the .a extension to denote depending on
static libraries.  Note that this is not supported on native Windows
when building shared libraries, as there is not static library then,
just an import library with the same name.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1889)

1 files changed, 14 insertions, 9 deletions

diff --git a/Configurations/descrip.mms.tmpl b/Configurations/descrip.mms.tmpl
index 5a6e8d1d48..cde5144a69 100644
--- a/Configurations/descrip.mms.tmpl
+++ b/Configurations/descrip.mms.tmpl
@@ -525,6 +525,17 @@ configdata.pm : $(SRCDIR)Configure $(SRCDIR)config.com {- join(" ", @{$config{bu
   use File::Basename;
   use File::Spec::Functions qw/abs2rel rel2abs catfile catdir/;
 
+  # Helper function to figure out dependencies on libraries
+  # It takes a list of library names and outputs a list of dependencies
+  sub compute_lib_depends {
+      if ($disabled{shared}) {
+          return map { $_ =~ /\.a$/ ? $`.".OLB" : $_.".OLB" } @_;
+      }
+      return map { $_ =~ /\.a$/
+                   ? $`.".OLB"
+                   : $unified_info{sharednames}->{$_}.".EXE" } @_;
+  }
+
   sub generatesrc {
       my %args = @_;
       my $generator = join(" ", @{$args{generator}});
@@ -627,9 +638,7 @@ EOF
       my $libd = dirname($lib);
       my $libn = basename($lib);
       (my $mkdef_key = $libn) =~ s/^${osslprefix_q}lib([^0-9]*)\d*/$1/i;
-      my @deps = map {
-          $disabled{shared} ? $_.".OLB"
-              : $unified_info{sharednames}->{$_}.".EXE"; } @{$args{deps}};
+      my @deps = compute_lib_depends(@{$args{deps}});
       my $deps = join(", -\n\t\t", @deps);
       my $shlib_target = $disabled{shared} ? "" : $target{shared_target};
       my $ordinalsfile = defined($args{ordinals}) ? $args{ordinals}->[1] : "";
@@ -675,9 +684,7 @@ EOF
       my $libn = basename($lib);
       (my $libn_nolib = $libn) =~ s/^lib//;
       my @objs = map { "$_.OBJ" } @{$args{objs}};
-      my @deps = map {
-          $disabled{shared} ? $_.".OLB"
-              : $unified_info{sharednames}->{$_}.".EXE"; } @{$args{deps}};
+      my @deps = compute_lib_depends(@{$args{deps}});
       my $deps = join(", -\n\t\t", @objs, @deps);
       my $shlib_target = $disabled{shared} ? "" : $target{shared_target};
       my $engine_opt = abs2rel(rel2abs(catfile($config{sourcedir},
@@ -727,9 +734,7 @@ EOF
       my $bind = dirname($bin);
       my $binn = basename($bin);
       my @objs = map { "$_.OBJ" } @{$args{objs}};
-      my @deps = map {
-          $disabled{shared} ? $_.".OLB"
-              : $unified_info{sharednames}->{$_}.".EXE"; } @{$args{deps}};
+      my @deps = compute_lib_depends(@{$args{deps}});
       my $deps = join(", -\n\t\t", @objs, @deps);
       # The "[]" hack is because in .OPT files, each line inherits the
       # previous line's file spec as default, so if no directory spec