Alexandre Julliard : widl: Determine the output type from the file name if not specified explicitly.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9e307f268ec3ae9328ca80a542941d9b5b492106
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=9e307f268ec3ae9328ca80a542941d9b5b492106

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Tue Dec 24 21:11:44 2013 +0100

widl: Determine the output type from the file name if not specified explicitly.

---

 tools/widl/widl.c      |   20 ++++++++++++++++++--
 tools/widl/widl.man.in |    3 ++-
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/tools/widl/widl.c b/tools/widl/widl.c
index b9e1412..902bc92 100644
--- a/tools/widl/widl.c
+++ b/tools/widl/widl.c
@@ -669,14 +669,30 @@ int main(int argc,char *argv[])
   wpp_add_include_path(DEFAULT_INCLUDE_DIR);
 #endif
 
+  /* if nothing specified, try to guess output type from the output file name */
+  if (output_name && do_everything && !do_header && !do_typelib && !do_proxies &&
+      !do_client && !do_server && !do_regscript && !do_idfile && !do_dlldata)
+  {
+      do_everything = 0;
+      if (strendswith( output_name, ".h" )) do_header = 1;
+      else if (strendswith( output_name, ".tlb" )) do_typelib = 1;
+      else if (strendswith( output_name, "_p.c" )) do_proxies = 1;
+      else if (strendswith( output_name, "_c.c" )) do_client = 1;
+      else if (strendswith( output_name, "_s.c" )) do_server = 1;
+      else if (strendswith( output_name, "_i.c" )) do_idfile = 1;
+      else if (strendswith( output_name, "_r.res" )) do_regscript = 1;
+      else if (strendswith( output_name, "_t.res" )) do_typelib = 1;
+      else if (strendswith( output_name, "dlldata.c" )) do_dlldata = 1;
+      else do_everything = 1;
+  }
+
   if(do_everything) {
     set_everything(TRUE);
   }
 
   if (!output_name) output_name = dup_basename(input_name, ".idl");
 
-  if (!do_everything &&
-      do_header + do_typelib + do_proxies + do_client +
+  if (do_header + do_typelib + do_proxies + do_client +
       do_server + do_regscript + do_idfile + do_dlldata == 1)
   {
       if (do_header) header_name = output_name;
diff --git a/tools/widl/widl.man.in b/tools/widl/widl.man.in
index c5f0205..3ee5403 100644
--- a/tools/widl/widl.man.in
+++ b/tools/widl/widl.man.in
@@ -33,7 +33,8 @@ Print version number and exit.
 .IP "\fB-o, --output=\fIname"
 Set the name of the output file. When generating multiple output
 files, this sets only the base name of the file; the respective output
-files are then named \fIname\fR.h, \fIname\fR_p.c, etc.
+files are then named \fIname\fR.h, \fIname\fR_p.c, etc.  If a full
+file name with extension is specified, only that file is generated.
 .IP "\fB-b \fIcpu-manufacturer\fR[\fB-\fIkernel\fR]\fB-\fIos\fR"
 Set the target architecture when cross-compiling. The target
 specification is in the standard autoconf format as returned by