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-rw-r--r--guix/tests.scm12
-rw-r--r--tests/builders.scm3
-rw-r--r--tests/guix-package.sh13
-rw-r--r--tests/packages.scm3
4 files changed, 27 insertions, 4 deletions
diff --git a/guix/tests.scm b/guix/tests.scm
index d004a50a36..0896e842da 100644
--- a/guix/tests.scm
+++ b/guix/tests.scm
@@ -32,6 +32,7 @@
random-text
random-bytevector
network-reachable?
+ shebang-too-long?
mock
%substitute-directory
with-derivation-narinfo
@@ -185,6 +186,17 @@ CONTENTS."
(delete-file (string-append dir "/example.out"))
(delete-file (string-append dir "/example.nar")))))
+(define (shebang-too-long?)
+ "Return true if the typical shebang in the current store would exceed
+Linux's static limit---the BINPRM_BUF_SIZE constant, normally 128 characters
+all included."
+ (define shebang
+ (string-append "#!" (%store-prefix) "/"
+ (make-string 32 #\a)
+ "-bootstrap-binaries-0/bin/bash\0"))
+
+ (> (string-length shebang) 128))
+
(define-syntax with-derivation-substitute
(syntax-rules (sha256 =>)
"Evaluate BODY in a context where DRV is substitutable with the given
diff --git a/tests/builders.scm b/tests/builders.scm
index 3c2a3edc8e..a7c3e42830 100644
--- a/tests/builders.scm
+++ b/tests/builders.scm
@@ -94,7 +94,8 @@
(test-assert "gnu-build-system"
(build-system? gnu-build-system))
-(unless (network-reachable?) (test-skip 1))
+(when (or (not (network-reachable?)) (shebang-too-long?))
+ (test-skip 1))
(test-assert "gnu-build"
(let* ((url "http://ftp.gnu.org/gnu/hello/hello-2.8.tar.gz")
(hash (nix-base32-string->bytevector
diff --git a/tests/guix-package.sh b/tests/guix-package.sh
index d4917bbf90..94cf927420 100644
--- a/tests/guix-package.sh
+++ b/tests/guix-package.sh
@@ -28,6 +28,14 @@ readlink_base ()
basename `readlink "$1"`
}
+# Return true if a typical shebang in the store would not exceed Linux's
+# default static limit.
+shebang_not_too_long ()
+{
+ test `echo $NIX_STORE_DIR/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-bootstrap-binaries-0/bin/bash | wc -c` \
+ -lt 128
+}
+
module_dir="t-guix-package-$$"
profile="t-profile-$$"
rm -f "$profile"
@@ -55,8 +63,9 @@ test -f "$profile/bin/guile"
guix package --search-paths -p "$profile"
test "`guix package --search-paths -p "$profile" | wc -l`" = 0
-# Check whether we have network access.
-if guile -c '(getaddrinfo "www.gnu.org" "80" AI_NUMERICSERV)' 2> /dev/null
+# Check whether we have network access and an acceptable shebang length.
+if guile -c '(getaddrinfo "www.gnu.org" "80" AI_NUMERICSERV)' 2> /dev/null \
+ && shebang_not_too_long
then
boot_make="(@@ (gnu packages commencement) gnu-make-boot0)"
boot_make_drv="`guix build -e "$boot_make" | grep -v -e -debug`"
diff --git a/tests/packages.scm b/tests/packages.scm
index 5725b0a8a9..d6371b3b49 100644
--- a/tests/packages.scm
+++ b/tests/packages.scm
@@ -531,7 +531,8 @@
(%current-target-system "foo64-linux-gnu"))
(equal? drv (bag->derivation %store bag))))))
-(unless (network-reachable?) (test-skip 1))
+(when (or (not (network-reachable?)) (shebang-too-long?))
+ (test-skip 1))
(test-assert "GNU Make, bootstrap"
;; GNU Make is the first program built during bootstrap; we choose it
;; here so that the test doesn't last for too long.