diff options
Diffstat (limited to 'shell/hush_test/hush-signals')
20 files changed, 227 insertions, 0 deletions
diff --git a/shell/hush_test/hush-signals/catch.right b/shell/hush_test/hush-signals/catch.right new file mode 100644 index 0000000..80a062c --- /dev/null +++ b/shell/hush_test/hush-signals/catch.right @@ -0,0 +1,5 @@ +sending USR2 +caught +sending USR2 +sending USR2 +USR2 diff --git a/shell/hush_test/hush-signals/catch.tests b/shell/hush_test/hush-signals/catch.tests new file mode 100755 index 0000000..d2a21d1 --- /dev/null +++ b/shell/hush_test/hush-signals/catch.tests @@ -0,0 +1,20 @@ +# avoid ugly warnings about signals not being caught +trap ":" USR1 USR2 + +"$THIS_SH" -c ' +trap "echo caught" USR2 +echo "sending USR2" +kill -USR2 $$ + +trap "" USR2 +echo "sending USR2" +kill -USR2 $$ + +trap "-" USR2 +echo "sending USR2" +kill -USR2 $$ + +echo "not reached" +' + +trap "-" USR1 USR2 diff --git a/shell/hush_test/hush-signals/exit.right b/shell/hush_test/hush-signals/exit.right new file mode 100644 index 0000000..3d00725 --- /dev/null +++ b/shell/hush_test/hush-signals/exit.right @@ -0,0 +1,12 @@ +cow +moo +Traps1: +trap -- 'exitfunc' EXIT +Traps2: +trap -- 'echo Should not run' EXIT +Check1: 42 +Traps1: +trap -- 'exitfunc' EXIT +Traps2: +trap -- 'echo Should not run' EXIT +Check2: 42 diff --git a/shell/hush_test/hush-signals/exit.tests b/shell/hush_test/hush-signals/exit.tests new file mode 100755 index 0000000..2061105 --- /dev/null +++ b/shell/hush_test/hush-signals/exit.tests @@ -0,0 +1,34 @@ +"$THIS_SH" -c 'trap "echo cow" 0' +"$THIS_SH" -c 'trap "echo moo" EXIT' +"$THIS_SH" -c 'trap "echo no" 0; trap 0' + +( +exitfunc() { + echo "Traps1:" + trap + # EXIT trap is disabled after it is triggered, + # it can not be "re-armed" like this: + trap "echo Should not run" EXIT + echo "Traps2:" + trap +} +trap 'exitfunc' EXIT +exit 42 +) +echo Check1: $? + +( +exitfunc() { + echo "Traps1:" + trap + # EXIT trap is disabled after it is triggered, + # it can not be "re-armed" like this: + trap "echo Should not run" EXIT + echo "Traps2:" + trap + exit 42 +} +trap 'exitfunc' EXIT +exit 66 +) +echo Check2: $? diff --git a/shell/hush_test/hush-signals/return_in_trap1.right b/shell/hush_test/hush-signals/return_in_trap1.right new file mode 100644 index 0000000..a6e6378 --- /dev/null +++ b/shell/hush_test/hush-signals/return_in_trap1.right @@ -0,0 +1,4 @@ +a:2 +b:0 +Trap +d:3 diff --git a/shell/hush_test/hush-signals/return_in_trap1.tests b/shell/hush_test/hush-signals/return_in_trap1.tests new file mode 100755 index 0000000..f249802 --- /dev/null +++ b/shell/hush_test/hush-signals/return_in_trap1.tests @@ -0,0 +1,18 @@ +a() { + (exit 2) + echo a:$? + (kill -s USR1 $$; echo b:$?; exit 3) + echo c:$? # does not execute + (exit 4) +} + +trap "echo Trap; return" USR1 +a + +echo d:$? +# It's debatable what is the correct value above. +# Does 'return' in trap sees $? == 2 or $? == 3? +# IOW: after (kill..), does shell first wait for its completion +# and sets $?, then checks pending signals and runs a trap handler, +# or does it first checks pending signals and runs handler? +# hush does the former, and prints 3. diff --git a/shell/hush_test/hush-signals/save-ret.right b/shell/hush_test/hush-signals/save-ret.right new file mode 100644 index 0000000..a3e12ce --- /dev/null +++ b/shell/hush_test/hush-signals/save-ret.right @@ -0,0 +1,2 @@ +YEAH +0 diff --git a/shell/hush_test/hush-signals/save-ret.tests b/shell/hush_test/hush-signals/save-ret.tests new file mode 100755 index 0000000..0786b6d --- /dev/null +++ b/shell/hush_test/hush-signals/save-ret.tests @@ -0,0 +1,4 @@ +# make sure we do not corrupt $? across traps +trap "echo YEAH; false" USR1 +kill -USR1 $$ +echo $? diff --git a/shell/hush_test/hush-signals/savetrap.right b/shell/hush_test/hush-signals/savetrap.right new file mode 100644 index 0000000..a59225b --- /dev/null +++ b/shell/hush_test/hush-signals/savetrap.right @@ -0,0 +1,8 @@ +trap -- 'echo Exiting' EXIT +trap -- 'echo WINCH!' WINCH +trap -- 'echo Exiting' EXIT +trap -- 'echo WINCH!' WINCH +trap -- 'echo Exiting' EXIT +trap -- 'echo WINCH!' WINCH +Done +Exiting diff --git a/shell/hush_test/hush-signals/savetrap.tests b/shell/hush_test/hush-signals/savetrap.tests new file mode 100755 index 0000000..c2b312f --- /dev/null +++ b/shell/hush_test/hush-signals/savetrap.tests @@ -0,0 +1,9 @@ +trap 'echo Exiting' EXIT +trap 'echo WINCH!' SIGWINCH +v=` trap ` +echo "$v" +v=$( trap ) +echo "$v" +v=`trap` +echo "$v" +echo Done diff --git a/shell/hush_test/hush-signals/signal7.right b/shell/hush_test/hush-signals/signal7.right new file mode 100644 index 0000000..ba7453e --- /dev/null +++ b/shell/hush_test/hush-signals/signal7.right @@ -0,0 +1 @@ +Bug detected: 0 diff --git a/shell/hush_test/hush-signals/signal7.tests b/shell/hush_test/hush-signals/signal7.tests new file mode 100755 index 0000000..c2b1381 --- /dev/null +++ b/shell/hush_test/hush-signals/signal7.tests @@ -0,0 +1,18 @@ +bug() { + trap : exit + # Bug was causing sh to be run in subshell, + # as if this line is replaced with (sh -c ...; exit $?) & + # here: + sh -c 'echo REAL_CHILD=$$' & + echo PARENTS_IDEA_OF_CHILD=$! + wait # make sure bkgd shell completes +} + +bug | { +while read varval; do + eval $varval +done +test x"$REAL_CHILD" != x"" \ +&& test x"$REAL_CHILD" = x"$PARENTS_IDEA_OF_CHILD" +echo "Bug detected: $?" +} diff --git a/shell/hush_test/hush-signals/signal_read1.right b/shell/hush_test/hush-signals/signal_read1.right new file mode 100644 index 0000000..2870a8e --- /dev/null +++ b/shell/hush_test/hush-signals/signal_read1.right @@ -0,0 +1 @@ +Got HUP:0 diff --git a/shell/hush_test/hush-signals/signal_read1.tests b/shell/hush_test/hush-signals/signal_read1.tests new file mode 100755 index 0000000..1105479 --- /dev/null +++ b/shell/hush_test/hush-signals/signal_read1.tests @@ -0,0 +1,5 @@ +(sleep 1; kill -HUP $$) & +trap 'echo "Got HUP:$?"; exit' HUP +while true; do + read ignored +done diff --git a/shell/hush_test/hush-signals/signal_read2.right b/shell/hush_test/hush-signals/signal_read2.right new file mode 100644 index 0000000..71a6bc1 --- /dev/null +++ b/shell/hush_test/hush-signals/signal_read2.right @@ -0,0 +1,2 @@ +HUP +Done:129 diff --git a/shell/hush_test/hush-signals/signal_read2.tests b/shell/hush_test/hush-signals/signal_read2.tests new file mode 100755 index 0000000..eab5b9b --- /dev/null +++ b/shell/hush_test/hush-signals/signal_read2.tests @@ -0,0 +1,7 @@ +$THIS_SH -c ' +(sleep 1; kill -HUP $$) & +while true; do + read ignored +done +' +echo "Done:$?" diff --git a/shell/hush_test/hush-signals/subshell.right b/shell/hush_test/hush-signals/subshell.right new file mode 100644 index 0000000..f865b93 --- /dev/null +++ b/shell/hush_test/hush-signals/subshell.right @@ -0,0 +1,21 @@ +trap -- '' HUP +trap -- '' QUIT +trap -- '' SYS +Ok +trap -- '' HUP +trap -- '' QUIT +trap -- '' SYS +Ok +trap -- '' HUP +trap -- '' QUIT +trap -- '' SYS +Ok +trap -- '' HUP +trap -- '' QUIT +trap -- '' SYS +Ok +trap -- '' HUP +trap -- '' QUIT +trap -- '' SYS +TERM +Done diff --git a/shell/hush_test/hush-signals/subshell.tests b/shell/hush_test/hush-signals/subshell.tests new file mode 100755 index 0000000..d877f2b --- /dev/null +++ b/shell/hush_test/hush-signals/subshell.tests @@ -0,0 +1,19 @@ +# Non-empty traps should be reset in subshell + +# HUP is special in interactive shells +trap '' HUP +# QUIT is always special +trap '' QUIT +# SYS is not special +trap '' SYS +# WINCH is harmless +trap 'bad: caught WINCH' WINCH +# With TERM we'll check whether it is reset +trap 'bad: caught TERM' TERM + +(trap; "$THIS_SH" -c 'kill -HUP $PPID'; echo Ok) +(trap; "$THIS_SH" -c 'kill -QUIT $PPID'; echo Ok) +(trap; "$THIS_SH" -c 'kill -SYS $PPID'; echo Ok) +(trap; "$THIS_SH" -c 'kill -WINCH $PPID'; echo Ok) +(trap; "$THIS_SH" -c 'kill -TERM $PPID'; echo Bad: TERM is not reset) +echo Done diff --git a/shell/hush_test/hush-signals/usage.right b/shell/hush_test/hush-signals/usage.right new file mode 100644 index 0000000..c0dbd6c --- /dev/null +++ b/shell/hush_test/hush-signals/usage.right @@ -0,0 +1,14 @@ +___ +___ +___ +trap -- 'a' EXIT +trap -- 'a' INT +trap -- 'a' USR1 +trap -- 'a' USR2 +___ +___ +trap -- 'a' USR1 +trap -- 'a' USR2 +___ +___ +trap -- 'a' USR2 diff --git a/shell/hush_test/hush-signals/usage.tests b/shell/hush_test/hush-signals/usage.tests new file mode 100755 index 0000000..d29c6e7 --- /dev/null +++ b/shell/hush_test/hush-signals/usage.tests @@ -0,0 +1,23 @@ +# no output -- default state +echo ___ +trap + +# assign some traps +echo ___ +trap "a" EXIT INT USR1 USR2 + +# show them all +echo ___ +trap + +# clear one +echo ___ +trap 0 INT +echo ___ +trap + +# clear another +echo ___ +trap "-" USR1 +echo ___ +trap |