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build: Fix configure crashing when no compiler is present.

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Reported by Andrius Štikonas <andrius@stikonas.eu> via IRC.

* configure (main): Cater for missing cc, actually set m2-planet when
found.
This commit is contained in:
Jan (janneke) Nieuwenhuizen 2022-05-14 21:09:06 +02:00
parent 7b993b35b9
commit aa5f1533e1
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GPG key ID: F3C1A0D9C1D65273
1 changed files with 2 additions and 1 deletions
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3
configure vendored
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@ -494,6 +494,7 @@ Some influential environment variables:
(file-name "cc" deps)
(file-name "cc-v" deps)
(file-name "mescc" deps)))
(m2-planet (file-name "M2-Planet" deps))
(deps (if cc
(cons* (check-header-c cc (make-dep "limits.h"))
(check-header-c cc (make-dep "stdio.h" #:optional? #t))
@ -629,7 +630,7 @@ See \"Porting GNU Mes\" in the manual, or try --with-courage\n" mes-system)
("@AR@" . ,(or (file-name "ar" deps) ""))
("@BASH@" . ,bash)
("@CC@" . ,cc)
("@CC@" . ,(or cc ""))
("@DIFF@" . ,(or (file-name "diff" deps) (string-append abs-top-builddir "/pre-inst-env diff.scm")))
("@DOT@" . ,(or (file-name "dot" deps) ""))
("@GIT@" . ,(or (file-name "git" deps) ""))