diff options
| -rw-r--r-- | shell/README | 16 | ||||
| -rw-r--r-- | shell/hush_test/hush-parsing/process_subst.right | 1 | ||||
| -rwxr-xr-x | shell/hush_test/hush-parsing/process_subst.tests | 1 |
3 files changed, 17 insertions, 1 deletions
diff --git a/shell/README b/shell/README index d492671fb..919cb9fef 100644 --- a/shell/README +++ b/shell/README @@ -1,6 +1,20 @@ Various bits of what is known about busybox shells, in no particular order. -2006-05-06 +2007-05-21 +hush: environment cannot be handled by libc routines as they are leaky +(by API design and thus unfixable): hush will leak memory in this script, +bash does not: +pid=$$ +while true; do + unset t; + t=111111111111111111111111111111111111111111111111111111111111111111111111 + export t + ps -o vsz,pid,comm | grep " $pid " +done +The fix is to not use setenv/putenv/unsetenv but manipulate env ourself. TODO. +hush: meanwhile, first three command subst bugs mentioned below are fixed. :) + +2007-05-06 hush: more bugs spotted. Comparison with bash: bash-3.2# echo "TEST`date;echo;echo`BEST" TESTSun May 6 09:21:05 CEST 2007BEST [we dont strip eols] diff --git a/shell/hush_test/hush-parsing/process_subst.right b/shell/hush_test/hush-parsing/process_subst.right index 8f9ab9d40..397bc8067 100644 --- a/shell/hush_test/hush-parsing/process_subst.right +++ b/shell/hush_test/hush-parsing/process_subst.right @@ -1,2 +1,3 @@ TESTzzBEST TEST$(echo zz)BEST +TEST'BEST diff --git a/shell/hush_test/hush-parsing/process_subst.tests b/shell/hush_test/hush-parsing/process_subst.tests index f8299a514..21996bc0e 100755 --- a/shell/hush_test/hush-parsing/process_subst.tests +++ b/shell/hush_test/hush-parsing/process_subst.tests @@ -1,2 +1,3 @@ echo "TEST`echo zz;echo;echo`BEST" echo "TEST`echo '$(echo zz)'`BEST" +echo "TEST`echo "'"`BEST" |