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-rw-r--r--guix-build.in6
-rw-r--r--guix-download.in6
-rw-r--r--guix-package.in7
-rw-r--r--guix/ui.scm8
4 files changed, 12 insertions, 15 deletions
diff --git a/guix-build.in b/guix-build.in
index 961545b146..c7bcb38975 100644
--- a/guix-build.in
+++ b/guix-build.in
@@ -71,9 +71,6 @@ When SOURCE? is true, return the derivations of the package sources."
`((system . ,(%current-system))
(substitutes? . #t)))
-(define (show-version)
- (display "guix-build (@PACKAGE_NAME@) @PACKAGE_VERSION@\n"))
-
(define (show-help)
(display (_ "Usage: guix-build [OPTION]... PACKAGE-OR-DERIVATION...
Build the given PACKAGE-OR-DERIVATION and return their output paths.\n"))
@@ -113,8 +110,7 @@ Report bugs to: ~a.~%") "@PACKAGE_BUGREPORT@"))
(exit 0)))
(option '(#\V "version") #f #f
(lambda args
- (show-version)
- (exit 0)))
+ (show-version-and-exit "guix-build")))
(option '(#\S "source") #f #f
(lambda (opt name arg result)
diff --git a/guix-download.in b/guix-download.in
index b574c962b4..8d4a8bb055 100644
--- a/guix-download.in
+++ b/guix-download.in
@@ -88,9 +88,6 @@ exec ${GUILE-@GUILE@} -L "@guilemoduledir@" -l "$0" \
;; Alist of default option values.
`((format . ,bytevector->nix-base32-string)))
-(define (show-version)
- (display "guix-download (@PACKAGE_NAME@) @PACKAGE_VERSION@\n"))
-
(define (show-help)
(display (_ "Usage: guix-download [OPTION]... URL
Download the file at URL, add it to the store, and print its store path
@@ -131,8 +128,7 @@ Report bugs to: ~a.~%") "@PACKAGE_BUGREPORT@"))
(exit 0)))
(option '(#\V "version") #f #f
(lambda args
- (show-version)
- (exit 0)))))
+ (show-version-and-exit "guix-download")))))
;;;
diff --git a/guix-package.in b/guix-package.in
index 5b10149d9f..3a226bdca8 100644
--- a/guix-package.in
+++ b/guix-package.in
@@ -30,6 +30,7 @@ exec ${GUILE-@GUILE@} -L "@guilemoduledir@" -l "$0" \
;;; along with Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (guix-package)
+ #:use-module (guix ui)
#:use-module (guix store)
#:use-module (guix derivations)
#:use-module (guix packages)
@@ -192,9 +193,6 @@ all of PACKAGES, a list of name/version/output/path tuples."
(format (current-error-port) fmt args ...)
(exit 1)))
-(define (show-version)
- (display "guix-package (@PACKAGE_NAME@) @PACKAGE_VERSION@\n"))
-
(define (show-help)
(display (_ "Usage: guix-package [OPTION]... PACKAGES...
Install, remove, or upgrade PACKAGES in a single transaction.\n"))
@@ -228,8 +226,7 @@ Report bugs to: ~a.~%") "@PACKAGE_BUGREPORT@"))
(exit 0)))
(option '(#\V "version") #f #f
(lambda args
- (show-version)
- (exit 0)))
+ (show-version-and-exit "guix-package")))
(option '(#\i "install") #t #f
(lambda (opt name arg result)
diff --git a/guix/ui.scm b/guix/ui.scm
index cb78a21bd8..447c3a9a9f 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -19,12 +19,14 @@
(define-module (guix ui)
#:use-module (guix utils)
#:use-module (guix store)
+ #:use-module (guix config)
#:use-module (guix packages)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-34)
#:export (_
N_
leave
+ show-version-and-exit
call-with-error-handling
with-error-handling))
@@ -46,6 +48,12 @@
(format (current-error-port) fmt args ...)
(exit 1)))
+(define* (show-version-and-exit #:optional (command (car (command-line))))
+ "Display version information for COMMAND and `(exit 0)'."
+ (simple-format #t "~a (~a) ~a~%"
+ command %guix-package-name %guix-version)
+ (exit 0))
+
(define (call-with-error-handling thunk)
"Call THUNK within a user-friendly error handler."
(guard (c ((package-input-error? c)