diff options
| -rw-r--r-- | shell/hush.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/shell/hush.c b/shell/hush.c index 8223cdb..89cd47d 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -49,6 +49,7 @@ * [un]alias, command, fc, getopts, newgrp, readonly, times * make complex ${var%...} constructs support optional * make here documents optional + * set -e (some ash testsuite entries use it, want to adopt those) * * Bash compat TODO: * redirection of stdout+stderr: &> and >& @@ -8421,6 +8422,22 @@ static int set_mode(int state, char mode, const char *o_opt) G.o_opt[idx] = state; break; } +/* TODO: set -e +Exit if pipe, list, or compound command exits with a non-zero status. +Shell does not exit if failed command is part of condition in +if/while, part of && or || list except the last command, any command +in a pipe but the last, or if the command's return value is being +inverted with !. If a compound command other than a subshell returns a +non-zero status because a command failed while -e was being ignored, the +shell does not exit. A trap on ERR, if set, is executed before the shell +exits [ERR is a bashism]. + +If a compound command or function executes in a context where -e is +ignored, none of the commands executed within are affected by the -e +setting. If a compound command or function sets -e while executing in a +context where -e is ignored, that setting does not have any effect until +the compound command or the command containing the function call completes. +*/ default: return EXIT_FAILURE; } |