Re: [PATCH spice-gtk v4 1/3] Rename generated vncdisplaykeymap_*.c files to .h

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> 
> Ninja parallel build fails in certain environments, so it is required
> specify those files as a dependency so that vncdisplaykeymap.c will only
> be built after all files it depends on are generated.
> 
> The problem is that, when using meson declare_dependency() function,
> only header files should be used as the "sources" keyword, as documented
> in
> http://mesonbuild.com/Wrap-best-practices-and-tips.html#declare-generated-headers-explicitly
> and
> http://mesonbuild.com/Wrap-best-practices-and-tips.html#avoid-exposing-compilable-source-files-in-declare_dependency
> 
> Signed-off-by: Eduardo Lima (Etrunko) <etrunko@xxxxxxxxxx>

Patch looks good for me, however the problem is not the file extensions, but the
dependencies declaration. Is not the library that is dependent directly on these
files, is the C file (src/vncdisplaykeymap.c) which is dependent directly on these files.
So it is the meson.build file that should be updated to reflect this.
Does Meson lack the possibility to specify dependencies between source files?

Frediano

> ---
>  src/Makefile.am        | 28 ++++++++++++++--------------
>  src/vncdisplaykeymap.c | 14 +++++++-------
>  2 files changed, 21 insertions(+), 21 deletions(-)
> 
> diff --git a/src/Makefile.am b/src/Makefile.am
> index afad922..e362b02 100644
> --- a/src/Makefile.am
> +++ b/src/Makefile.am
> @@ -2,13 +2,13 @@ NULL =
>  SUBDIRS =
>  
>  KEYMAPS =					\
> -	vncdisplaykeymap_xorgevdev2xtkbd.c	\
> -	vncdisplaykeymap_xorgkbd2xtkbd.c	\
> -	vncdisplaykeymap_xorgxquartz2xtkbd.c	\
> -	vncdisplaykeymap_xorgxwin2xtkbd.c	\
> -	vncdisplaykeymap_osx2xtkbd.c		\
> -	vncdisplaykeymap_win322xtkbd.c		\
> -	vncdisplaykeymap_x112xtkbd.c		\
> +	vncdisplaykeymap_xorgevdev2xtkbd.h	\
> +	vncdisplaykeymap_xorgkbd2xtkbd.h	\
> +	vncdisplaykeymap_xorgxquartz2xtkbd.h	\
> +	vncdisplaykeymap_xorgxwin2xtkbd.h	\
> +	vncdisplaykeymap_osx2xtkbd.h		\
> +	vncdisplaykeymap_win322xtkbd.h		\
> +	vncdisplaykeymap_x112xtkbd.h		\
>  	$(NULL)
>  
>  # End users build dependencies can be cleaned
> @@ -471,25 +471,25 @@ spice-widget-enums.h: spice-widget.h
>  vncdisplaykeymap.c: $(KEYMAPS)
>  $(KEYMAPS): $(srcdir)/$(KEYMAP_GEN) $(srcdir)/$(KEYMAP_CSV)
>  
> -vncdisplaykeymap_xorgevdev2xtkbd.c:
> +vncdisplaykeymap_xorgevdev2xtkbd.h:
>  	$(AM_V_GEN)$(PYTHON) $(srcdir)/$(KEYMAP_GEN) --lang glib2 --varname
>  	keymap_xorgevdev2xtkbd code-map $(srcdir)/$(KEYMAP_CSV) xorgevdev xtkbd >
>  	$@ || rm $@
>  
> -vncdisplaykeymap_xorgkbd2xtkbd.c:
> +vncdisplaykeymap_xorgkbd2xtkbd.h:
>  	$(AM_V_GEN)$(PYTHON) $(srcdir)/$(KEYMAP_GEN) --lang glib2 --varname
>  	keymap_xorgkbd2xtkbd code-map $(srcdir)/$(KEYMAP_CSV) xorgkbd xtkbd > $@
>  	|| rm $@
>  
> -vncdisplaykeymap_xorgxquartz2xtkbd.c:
> +vncdisplaykeymap_xorgxquartz2xtkbd.h:
>  	$(AM_V_GEN)$(PYTHON) $(srcdir)/$(KEYMAP_GEN) --lang glib2 --varname
>  	keymap_xorgxquartz2xtkbd code-map $(srcdir)/$(KEYMAP_CSV) xorgxquartz
>  	xtkbd > $@ || rm $@
>  
> -vncdisplaykeymap_xorgxwin2xtkbd.c:
> +vncdisplaykeymap_xorgxwin2xtkbd.h:
>  	$(AM_V_GEN)$(PYTHON) $(srcdir)/$(KEYMAP_GEN) --lang glib2 --varname
>  	keymap_xorgxwin2xtkbd code-map $(srcdir)/$(KEYMAP_CSV) xorgxwin xtkbd > $@
>  	|| rm $@
>  
> -vncdisplaykeymap_osx2xtkbd.c:
> +vncdisplaykeymap_osx2xtkbd.h:
>  	$(AM_V_GEN)$(PYTHON) $(srcdir)/$(KEYMAP_GEN) --lang glib2 --varname
>  	keymap_osx2xtkbd code-map $(srcdir)/$(KEYMAP_CSV) osx xtkbd > $@ || rm $@
>  
> -vncdisplaykeymap_win322xtkbd.c:
> +vncdisplaykeymap_win322xtkbd.h:
>  	$(AM_V_GEN)$(PYTHON) $(srcdir)/$(KEYMAP_GEN) --lang glib2 --varname
>  	keymap_win322xtkbd code-map $(srcdir)/$(KEYMAP_CSV) win32 xtkbd > $@ || rm
>  	$@
>  
> -vncdisplaykeymap_x112xtkbd.c:
> +vncdisplaykeymap_x112xtkbd.h:
>  	$(AM_V_GEN)$(PYTHON) $(srcdir)/$(KEYMAP_GEN) --lang glib2 --varname
>  	keymap_x112xtkbd code-map $(srcdir)/$(KEYMAP_CSV) x11 xtkbd > $@ || rm $@
>  
>  -include $(INTROSPECTION_MAKEFILE)
> diff --git a/src/vncdisplaykeymap.c b/src/vncdisplaykeymap.c
> index e1a16aa..e09e330 100644
> --- a/src/vncdisplaykeymap.c
> +++ b/src/vncdisplaykeymap.c
> @@ -66,7 +66,7 @@ static unsigned int ref_count_for_untranslated_keys = 0;
>  
>  #if defined(GDK_WINDOWING_X11) || defined(GDK_WINDOWING_WAYLAND)
>  /* Xorg Linux + evdev (offset evdev keycodes) */
> -#include "vncdisplaykeymap_xorgevdev2xtkbd.c"
> +#include "vncdisplaykeymap_xorgevdev2xtkbd.h"
>  #endif
>  
>  #ifdef GDK_WINDOWING_X11
> @@ -76,11 +76,11 @@ static unsigned int ref_count_for_untranslated_keys = 0;
>  #include <string.h>
>  
>  /* Xorg Linux + kbd (offset + mangled XT keycodes) */
> -#include "vncdisplaykeymap_xorgkbd2xtkbd.c"
> +#include "vncdisplaykeymap_xorgkbd2xtkbd.h"
>  /* Xorg OS-X aka XQuartz (offset OS-X keycodes) */
> -#include "vncdisplaykeymap_xorgxquartz2xtkbd.c"
> +#include "vncdisplaykeymap_xorgxquartz2xtkbd.h"
>  /* Xorg Cygwin aka XWin (offset + mangled XT keycodes) */
> -#include "vncdisplaykeymap_xorgxwin2xtkbd.c"
> +#include "vncdisplaykeymap_xorgxwin2xtkbd.h"
>  
>  #endif
>  
> @@ -88,19 +88,19 @@ static unsigned int ref_count_for_untranslated_keys = 0;
>  #include <gdk/gdkwin32.h>
>  
>  /* Win32 native virtual keycodes */
> -#include "vncdisplaykeymap_win322xtkbd.c"
> +#include "vncdisplaykeymap_win322xtkbd.h"
>  #endif
>  
>  #ifdef GDK_WINDOWING_QUARTZ
>  #include <gdk/gdkquartz.h>
>  
>  /* OS-X native keycodes */
> -#include "vncdisplaykeymap_osx2xtkbd.c"
> +#include "vncdisplaykeymap_osx2xtkbd.h"
>  #endif
>  
>  #ifdef GDK_WINDOWING_BROADWAY
>  /* X11 keysyms */
> -#include "vncdisplaykeymap_x112xtkbd.c"
> +#include "vncdisplaykeymap_x112xtkbd.h"
>  #endif
>  
>  #ifdef GDK_WINDOWING_X11
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