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* [PATCH] gnu: u-boot: Use scandir.
@ 2017-01-25 23:38 Danny Milosavljevic
  2017-01-27 23:42 ` Ludovic Courtès
  0 siblings, 1 reply; 4+ messages in thread
From: Danny Milosavljevic @ 2017-01-25 23:38 UTC (permalink / raw)
  To: guix-devel

* gnu/packages/u-boot.scm (make-u-boot-package): Modify.
---
 gnu/packages/u-boot.scm | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/gnu/packages/u-boot.scm b/gnu/packages/u-boot.scm
index cdd52d874..6173e619a 100644
--- a/gnu/packages/u-boot.scm
+++ b/gnu/packages/u-boot.scm
@@ -99,19 +99,19 @@ also initializes the boards (RAM etc).")
        (modify-phases %standard-phases
          (replace 'configure
            (lambda* (#:key outputs make-flags #:allow-other-keys)
+             (use-modules ((ice-9 ftw)))
              (let ((config-name (string-append ,board "_defconfig")))
                (if (file-exists? (string-append "configs/" config-name))
                    (zero? (apply system* "make" `(,@make-flags ,config-name)))
                    (begin
                      (display "Invalid board name. Valid board names are:")
-                     (let ((dir (opendir "configs"))
-                           (suffix-length (string-length "_defconfig")))
-                       (do ((file-name (readdir dir) (readdir dir)))
-                           ((eof-object? file-name))
-                         (when (string-suffix? "_defconfig" file-name)
-                           (format #t "- ~A\n"
-                                   (string-drop-right file-name suffix-length))))
-                       (closedir dir))
+                     (let ((suffix-length (string-length "_defconfig")))
+                       (scandir "configs"
+                         (lambda (file-name)
+                           (when (string-suffix? "_defconfig" file-name)
+                             (format #t "- ~A\n"
+                                     (string-drop-right file-name
+                                                        suffix-length))))))
                      #f)))))
          (replace 'install
            (lambda* (#:key outputs make-flags #:allow-other-keys)

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] gnu: u-boot: Use scandir.
  2017-01-25 23:38 [PATCH] gnu: u-boot: Use scandir Danny Milosavljevic
@ 2017-01-27 23:42 ` Ludovic Courtès
  2017-02-01 15:16   ` [PATCH v2] " Danny Milosavljevic
  0 siblings, 1 reply; 4+ messages in thread
From: Ludovic Courtès @ 2017-01-27 23:42 UTC (permalink / raw)
  To: Danny Milosavljevic; +Cc: guix-devel

Hi Danny,

Danny Milosavljevic <dannym@scratchpost.org> skribis:

> * gnu/packages/u-boot.scm (make-u-boot-package): Modify.


>           (replace 'configure
>             (lambda* (#:key outputs make-flags #:allow-other-keys)
> +             (use-modules ((ice-9 ftw)))
>               (let ((config-name (string-append ,board "_defconfig")))
>                 (if (file-exists? (string-append "configs/" config-name))
>                     (zero? (apply system* "make" `(,@make-flags ,config-name)))
>                     (begin
>                       (display "Invalid board name. Valid board names are:")
> -                     (let ((dir (opendir "configs"))
> -                           (suffix-length (string-length "_defconfig")))
> -                       (do ((file-name (readdir dir) (readdir dir)))
> -                           ((eof-object? file-name))
> -                         (when (string-suffix? "_defconfig" file-name)
> -                           (format #t "- ~A\n"
> -                                   (string-drop-right file-name suffix-length))))
> -                       (closedir dir))
> +                     (let ((suffix-length (string-length "_defconfig")))
> +                       (scandir "configs"
> +                         (lambda (file-name)
> +                           (when (string-suffix? "_defconfig" file-name)
> +                             (format #t "- ~A\n"
> +                                     (string-drop-right file-name
> +                                                        suffix-length))))))

Using ‘scandir’ is a good idea.

Minor point: please write

  (arguments
   '(#:modules ((ice-9 ftw) …)
     …))

instead of the inner ‘use-modules’ form (which is not guaranteed to work
with future Guile versions.)

Also the second argument to ‘scandir’ should be aligned with the first.
:-)

OK with these changes, thank you!

Ludo’.

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH v2] gnu: u-boot: Use scandir.
  2017-01-27 23:42 ` Ludovic Courtès
@ 2017-02-01 15:16   ` Danny Milosavljevic
  2017-02-01 22:28     ` Ludovic Courtès
  0 siblings, 1 reply; 4+ messages in thread
From: Danny Milosavljevic @ 2017-02-01 15:16 UTC (permalink / raw)
  To: guix-devel

* gnu/packages/u-boot.scm (make-u-boot-package): Modify.
---
 gnu/packages/u-boot.scm | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/gnu/packages/u-boot.scm b/gnu/packages/u-boot.scm
index 3468fe5a7..e60e61db2 100644
--- a/gnu/packages/u-boot.scm
+++ b/gnu/packages/u-boot.scm
@@ -93,7 +93,8 @@ also initializes the boards (RAM etc).")
        ("cross-binutils" ,(cross-binutils triplet))
        ,@(package-native-inputs u-boot)))
     (arguments
-     `(#:test-target "test"
+     `(#:modules ((ice-9 ftw) (guix build utils) (guix build gnu-build-system))
+       #:test-target "test"
        #:make-flags
        (list "HOSTCC=gcc" (string-append "CROSS_COMPILE=" ,triplet "-"))
        #:phases
@@ -105,14 +106,13 @@ also initializes the boards (RAM etc).")
                    (zero? (apply system* "make" `(,@make-flags ,config-name)))
                    (begin
                      (display "Invalid board name. Valid board names are:")
-                     (let ((dir (opendir "configs"))
-                           (suffix-length (string-length "_defconfig")))
-                       (do ((file-name (readdir dir) (readdir dir)))
-                           ((eof-object? file-name))
-                         (when (string-suffix? "_defconfig" file-name)
-                           (format #t "- ~A\n"
-                                   (string-drop-right file-name suffix-length))))
-                       (closedir dir))
+                     (let ((suffix-length (string-length "_defconfig")))
+                       (scandir "configs"
+                         (lambda (file-name)
+                           (when (string-suffix? "_defconfig" file-name)
+                             (format #t "- ~A\n"
+                                     (string-drop-right file-name
+                                                        suffix-length))))))
                      #f)))))
          (replace 'install
            (lambda* (#:key outputs make-flags #:allow-other-keys)

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH v2] gnu: u-boot: Use scandir.
  2017-02-01 15:16   ` [PATCH v2] " Danny Milosavljevic
@ 2017-02-01 22:28     ` Ludovic Courtès
  0 siblings, 0 replies; 4+ messages in thread
From: Ludovic Courtès @ 2017-02-01 22:28 UTC (permalink / raw)
  To: Danny Milosavljevic; +Cc: guix-devel

Danny Milosavljevic <dannym@scratchpost.org> skribis:

> * gnu/packages/u-boot.scm (make-u-boot-package): Modify.

[...]

> +                       (scandir "configs"
> +                         (lambda (file-name)
> +                           (when (string-suffix? "_defconfig" file-name)
> +                             (format #t "- ~A\n"
> +                                     (string-drop-right file-name
> +                                                        suffix-length))))))

There’s still the alignment issue but indent-code.el should be able to
fix it for you.

Otherwise LGTM, thanks!

Ludo’.

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2017-02-01 22:28 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-01-25 23:38 [PATCH] gnu: u-boot: Use scandir Danny Milosavljevic
2017-01-27 23:42 ` Ludovic Courtès
2017-02-01 15:16   ` [PATCH v2] " Danny Milosavljevic
2017-02-01 22:28     ` Ludovic Courtès

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