diff options
Diffstat (limited to 'guix/build')
| -rw-r--r-- | guix/build/compile.scm | 3 | ||||
| -rw-r--r-- | guix/build/syscalls.scm | 37 |
2 files changed, 27 insertions, 13 deletions
diff --git a/guix/build/compile.scm b/guix/build/compile.scm index 794f12379c..c8fe273f7e 100644 --- a/guix/build/compile.scm +++ b/guix/build/compile.scm @@ -63,7 +63,8 @@ ;; strings" due to the fact that we use 'G_' instead of '_'. We'll need ;; help from Guile to solve this. '(unsupported-warning unbound-variable arity-mismatch - macro-use-before-definition)) ;new in 2.2 + macro-use-before-definition ;new in 2.2 + shadowed-toplevel)) ;new in 2.2.5 (define (optimization-options file) "Return the default set of optimizations options for FILE." diff --git a/guix/build/syscalls.scm b/guix/build/syscalls.scm index 5c2eb3c14d..eb045cbd1c 100644 --- a/guix/build/syscalls.scm +++ b/guix/build/syscalls.scm @@ -146,6 +146,7 @@ window-size-y-pixels terminal-window-size terminal-columns + terminal-rows utmpx? utmpx-login-type @@ -1871,23 +1872,17 @@ corresponds to the TIOCGWINSZ ioctl." (list (strerror err)) (list err))))) -(define* (terminal-columns #:optional (port (current-output-port))) - "Return the best approximation of the number of columns of the terminal at -PORT, trying to guess a reasonable value if all else fails. The result is -always a positive integer." - (define (fall-back) - (match (and=> (getenv "COLUMNS") string->number) - (#f 80) - ((? number? columns) - (if (> columns 0) columns 80)))) - +(define (terminal-dimension window-dimension port fall-back) + "Return the terminal dimension defined by WINDOW-DIMENSION, one of +'window-size-columns' or 'window-size-rows' for PORT. If PORT does not +correspond to a terminal, return the value returned by FALL-BACK." (catch 'system-error (lambda () (if (file-port? port) - (match (window-size-columns (terminal-window-size port)) + (match (window-dimension (terminal-window-size port)) ;; Things like Emacs shell-mode return 0, which is unreasonable. (0 (fall-back)) - ((? number? columns) columns)) + ((? number? n) n)) (fall-back))) (lambda args (let ((errno (system-error-errno args))) @@ -1900,6 +1895,24 @@ always a positive integer." (fall-back) (apply throw args)))))) +(define* (terminal-columns #:optional (port (current-output-port))) + "Return the best approximation of the number of columns of the terminal at +PORT, trying to guess a reasonable value if all else fails. The result is +always a positive integer." + (define (fall-back) + (match (and=> (getenv "COLUMNS") string->number) + (#f 80) + ((? number? columns) + (if (> columns 0) columns 80)))) + + (terminal-dimension window-size-columns port fall-back)) + +(define* (terminal-rows #:optional (port (current-output-port))) + "Return the best approximation of the number of rows of the terminal at +PORT, trying to guess a reasonable value if all else fails. The result is +always a positive integer." + (terminal-dimension window-size-rows port (const 25))) + ;;; ;;; utmpx. |