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author | Tristan Gingold <tgingold@free.fr> | 2020-04-10 15:49:32 +0200 |
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committer | Tristan Gingold <tgingold@free.fr> | 2020-04-10 15:49:32 +0200 |
commit | 095190fbeeb05c746275947167dcbef5a22f7df5 (patch) | |
tree | 416645ba1084a5cf4bed938df4dba7488ee9b653 /src | |
parent | 7e1180bfbb9fb68800232db70368ca46b4150365 (diff) | |
download | ghdl-095190fbeeb05c746275947167dcbef5a22f7df5.tar.gz ghdl-095190fbeeb05c746275947167dcbef5a22f7df5.tar.bz2 ghdl-095190fbeeb05c746275947167dcbef5a22f7df5.zip |
ghdldrv: add -shared option to build a shared library. For #640
Diffstat (limited to 'src')
-rw-r--r-- | src/ghdldrv/ghdldrv.adb | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/src/ghdldrv/ghdldrv.adb b/src/ghdldrv/ghdldrv.adb index 8e2e3483d..c0a9e2b6f 100644 --- a/src/ghdldrv/ghdldrv.adb +++ b/src/ghdldrv/ghdldrv.adb @@ -60,6 +60,9 @@ package body Ghdldrv is -- "-fpic" option. Dash_Fpic : constant String_Access := new String'("-fpic"); + -- "-shared" string. + Dash_Shared : constant String_Access := new String'("-shared"); + -- Elaboration mode. type Elab_Mode_Type is (-- Static elaboration (or pre-elaboration). @@ -97,6 +100,9 @@ package body Ghdldrv is -- True if failure expected. Flag_Expect_Failure : Boolean; + -- True if create a shared library. + Flag_Shared : Boolean; + -- Default elaboration mode is dynamic. Elab_Mode : Elab_Mode_Type := Elab_Dynamic; @@ -597,6 +603,7 @@ package body Ghdldrv is Cmd.Flag_Asm := False; Cmd.Flag_Expect_Failure := False; Cmd.Output_File := null; + Cmd.Flag_Shared := False; -- Initialize argument tables. Init (Cmd.Compiler_Args, 4); @@ -643,6 +650,9 @@ package body Ghdldrv is Cmd.Output_File := new String'(Arg); Res := Option_Arg; end if; + elsif Opt = "-shared" then + Cmd.Flag_Shared := True; + Res := Option_Ok; elsif Opt = "-m32" then Add_Argument (Cmd.Compiler_Args, new String'("-m32")); Add_Argument (Cmd.Assembler_Args, new String'("--32")); @@ -949,7 +959,12 @@ package body Ghdldrv is -- Choose a default name for the executable. if Cmd.Output_File = null then - Cmd.Output_File := new String'(Base_Name.all); + if Cmd.Flag_Shared then + Cmd.Output_File := new String' + (Base_Name.all & Default_Paths.Shared_Library_Extension); + else + Cmd.Output_File := new String'(Base_Name.all); + end if; end if; -- Set a name for the elaboration files. Use the basename of the @@ -1039,13 +1054,15 @@ package body Ghdldrv is end if; Last_File := Filelist.Last; Add_Lib_File_List ("grt"); - Add_Lib_File_List ("grt-exec"); + if not Cmd.Flag_Shared then + Add_Lib_File_List ("grt-exec"); + end if; -- call the linker declare P : Natural; Nbr_Args : constant Natural := - Last (Cmd.Linker_Args) + Filelist.Last + 4; + Last (Cmd.Linker_Args) + Filelist.Last + 5; Args : Argument_List (1 .. Nbr_Args); Obj_File : String_Access; Std_File : String_Access; @@ -1056,6 +1073,10 @@ package body Ghdldrv is Args (P + 2) := Cmd.Output_File; Args (P + 3) := Obj_File; P := P + 3; + if Cmd.Flag_Shared then + P := P + 1; + Args (P) := Dash_Shared; + end if; if Add_Std then Std_File := new String'(Get_Machine_Path_Prefix & Directory_Separator |