[Buildroot] [V2 1/2] graph-depends: display virtual package with italic style

[Yann E. MORIN]

François, All,

On 2015-01-03 15:29 +0100, Francois Perrad spake thusly:
> virtual packages are found by their version,
> so we retrieve the version of all packages
> 
> Signed-off-by: Francois Perrad <francois.perrad at gadz.org>

Tested-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>

Regards,
Yann E. MORIN.

> ---
>  package/pkg-generic.mk        |  3 +++
>  support/scripts/graph-depends | 30 +++++++++++++++++++++++++++++-
>  2 files changed, 32 insertions(+), 1 deletion(-)
> 
> diff --git a/package/pkg-generic.mk b/package/pkg-generic.mk
> index 9643a30..87d8dd8 100644
> --- a/package/pkg-generic.mk
> +++ b/package/pkg-generic.mk
> @@ -565,6 +565,9 @@ $(1)-rsync:		$$($(2)_TARGET_RSYNC)
>  $(1)-source:		$$($(2)_TARGET_RSYNC_SOURCE)
>  endif
>  
> +$(1)-show-version:
> +			@echo $$($(2)_VERSION)
> +
>  $(1)-show-depends:
>  			@echo $$($(2)_FINAL_DEPENDENCIES)
>  
> diff --git a/support/scripts/graph-depends b/support/scripts/graph-depends
> index 1ecfeda..28fe2f0 100755
> --- a/support/scripts/graph-depends
> +++ b/support/scripts/graph-depends
> @@ -76,6 +76,28 @@ host_colour = colours[2]
>  
>  allpkgs = []
>  
> +# Execute the "make <pkg>-show-version" command to get the version of a given
> +# list of packages, and return the version formatted as a Python dictionary.
> +def get_version(pkgs):
> +    sys.stderr.write("Getting version for %s\n" % pkgs)
> +    cmd = ["make", "-s", "--no-print-directory" ]
> +    for pkg in pkgs:
> +        cmd.append("%s-show-version" % pkg)
> +    p = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
> +    output = p.communicate()[0]
> +    if p.returncode != 0:
> +        sys.stderr.write("Error getting version %s\n" % pkgs)
> +        sys.exit(1)
> +    output = output.split("\n")
> +    if len(output) != len(pkgs) + 1:
> +        sys.stderr.write("Error getting version\n")
> +        sys.exit(1)
> +    version = {}
> +    for i in range(0, len(pkgs)):
> +        pkg = pkgs[i]
> +        version[pkg] = output[i]
> +    return version
> +
>  # Execute the "make show-targets" command to get the list of the main
>  # Buildroot TARGETS and return it formatted as a Python list. This
>  # list is used as the starting point for full dependency graphs
> @@ -257,6 +279,8 @@ def remove_extra_deps(deps):
>      return deps
>  
>  dict_deps = remove_extra_deps(dict_deps)
> +dict_version = get_version([pkg for pkg in allpkgs
> +                                if pkg != "all" and not pkg.startswith("root")])
>  
>  # Print the attributes of a node: label and fill-color
>  def print_attrs(pkg):
> @@ -274,7 +298,11 @@ def print_attrs(pkg):
>              color = host_colour
>          else:
>              color = target_colour
> -    print("%s [label = \"%s\"]" % (name, label))
> +    version = dict_version.get(pkg)
> +    if version == "virtual":
> +        print("%s [label = <<I>%s</I>>]" % (name, label))
> +    else:
> +        print("%s [label = \"%s\"]" % (name, label))
>      print("%s [color=%s,style=filled]" % (name, color))
>  
>  # Print the dependency graph of a package
> -- 
> 2.1.0
> 
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> buildroot at busybox.net
> http://lists.busybox.net/mailman/listinfo/buildroot

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