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authorDenys Vlasenko2010-05-20 14:27:09 +0200
committerDenys Vlasenko2010-05-20 14:27:09 +0200
commitcddbb610cb0ea8d74668653aeaded710d2d13768 (patch)
treefea97f7c4fd0871543502d2fcefc189ee5d68288 /shell/hush_test
parent131ed3bcc9c9eabcb4bd6a063c24c6f9922f1491 (diff)
downloadbusybox-cddbb610cb0ea8d74668653aeaded710d2d13768.zip
busybox-cddbb610cb0ea8d74668653aeaded710d2d13768.tar.gz
hush: fix var=`exit 2` not setting $? to 2
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/hush_test')
-rw-r--r--shell/hush_test/hush-psubst/falsetick.right27
-rwxr-xr-xshell/hush_test/hush-psubst/falsetick.tests22
2 files changed, 49 insertions, 0 deletions
diff --git a/shell/hush_test/hush-psubst/falsetick.right b/shell/hush_test/hush-psubst/falsetick.right
new file mode 100644
index 0000000..0b98fb7
--- /dev/null
+++ b/shell/hush_test/hush-psubst/falsetick.right
@@ -0,0 +1,27 @@
+0
+0
+0
+0
+2
+2
+2
+2
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+hush: can't open '/does/not/exist': No such file or directory
+1
+Done: a=b
diff --git a/shell/hush_test/hush-psubst/falsetick.tests b/shell/hush_test/hush-psubst/falsetick.tests
new file mode 100755
index 0000000..44d2eae
--- /dev/null
+++ b/shell/hush_test/hush-psubst/falsetick.tests
@@ -0,0 +1,22 @@
+# Exitcode 0 (`` has no exitcode, but assignment has):
+true; a=``; echo $?
+false; a=``; echo $?
+true; a=$(); echo $?
+false; a=$(); echo $?
+# Exitcode 2 (`cmd` expansion sets exitcode after assignment set it to 0):
+true; a=`exit 2`; echo $?
+false; a=`exit 2`; echo $?
+true; a=$(exit 2); echo $?
+false; a=$(exit 2); echo $?
+# Exitcode 1 (redirect sets exitcode to 1 on error after them):
+true; a=`` >/does/not/exist; echo $?
+false; a=`` >/does/not/exist; echo $?
+true; a=$() >/does/not/exist; echo $?
+false; a=$() >/does/not/exist; echo $?
+true; a=`exit 2` >/does/not/exist; echo $?
+false; a=`exit 2` >/does/not/exist; echo $?
+true; a=$(exit 2) >/does/not/exist; echo $?
+false; a=$(exit 2) >/does/not/exist; echo $?
+# ...and assignment still happens despite redirect error:
+true; a=$(echo b) >/does/not/exist; echo $?
+echo "Done: a=$a"