From 59f52fe3467a714c203b8a2dcddb1163ea40bebb Mon Sep 17 00:00:00 2001
From: pvincent <pvincent@artcode.re>
Date: Tue, 7 Jul 2026 22:50:37 +0400
Subject: [PATCH] bash-strict

---
 bin/bash-strict | 29 +++++++++++++++++++++++++++
 lib/halt.bash   | 52 +++++++++++++++++++++++++++++++++++++++++++++++++
 test5.sh        | 15 ++++++++++++++
 test6.sh        | 15 ++++++++++++++
 4 files changed, 111 insertions(+)
 create mode 100755 bin/bash-strict
 create mode 100644 lib/halt.bash
 create mode 100755 test5.sh
 create mode 100755 test6.sh

diff --git a/bin/bash-strict b/bin/bash-strict
new file mode 100755
index 0000000..d45e0d5
--- /dev/null
+++ b/bin/bash-strict
@@ -0,0 +1,29 @@
+#!/usr/bin/env -S -- bash
+
+function on_exit {
+    code=${1:-0}
+    echo ON_EXIT2 $code
+    [[ -s /tmp/error ]] && cat /tmp/error
+    trap - ERR TERM INT EXIT
+    builtin exit $code
+}
+
+echo BASH_STRICT $@
+echo ---------- 
+
+command=$1
+shift
+args=("$@")
+args2=()
+for i in "${args[@]}"; do
+  echo ARG: $i
+  args2+=("${i@Q}")
+done
+echo "----$command ${args2[@]}------"
+
+set -TEue -o pipefail
+export -f on_exit
+echo PROCESS START
+bash -c "set -TEue -o pipefail; trap 'on_exit \$?' ERR TERM INT EXIT; source $command ${args2[*]}" 3>&1 1>&2 2>&3 | tee /tmp/error
+echo PROCESS END succesfully
+
diff --git a/lib/halt.bash b/lib/halt.bash
new file mode 100644
index 0000000..6eb7428
--- /dev/null
+++ b/lib/halt.bash
@@ -0,0 +1,52 @@
+function blabla {
+  echo IN blabla OUT
+}
+
+function exit {
+  local error_code stack_lines stack_functions stack_sources
+  error_code=${1:-0}
+
+  stack_lines=("${BASH_LINENO[@]}")
+  stack_functions=("${FUNCNAME[@]}")
+  stack_sources=("${BASH_SOURCE[@]}")
+
+  unset stack_functions[0]
+  unset stack_sources[0]
+  unset stack_lines[-1]
+  if [[ $error_code > 0 ]]; then
+    printf "\nEXIT #${error_code} due to error at line ${stack_lines} : \n-----------------------------------------\n"
+    [[ -s /tmp/error ]] && echo -ne 'CAUSE:\t\t' && cat /tmp/error
+    echo -e "FUNCNAME:\t${stack_functions[@]}" >&2 # inner outer main
+    echo -e "BASH_SOURCE:\t${stack_sources[@]}" >&2
+    echo -e "BASH_LINENO:\t${stack_lines[@]}" >&2
+    trap - ERR TERM INT EXIT
+    builtin exit "${error_code}"
+  else
+    echo __REAL_SUCCESS
+  fi
+}
+
+function _backtrace_perform {
+  echo LAUNCH script...
+  export -f exit
+  export -f blabla
+  set -TEue
+  trap 'exit $?' ERR TERM INT EXIT
+
+  source=${BASH_SOURCE[-1]}
+  _BACKTRACE=true
+  export _BACKTRACE
+
+  echo call1 exec $source $*
+  bash -c "set -TEue; trap 'exit $?' ERR TERM INT EXIT; source $source $*" 3>&1 1>&2 2>&3 | tee /tmp/error
+
+  trap - ERR TERM INT EXIT
+  builtin exit
+  echo NOT VISIBLE
+
+}
+
+_BACKTRACE=${_BACKTRACE:-false}
+echo _BACKTRACE=${_BACKTRACE}
+${_BACKTRACE} && return
+_backtrace_perform
diff --git a/test5.sh b/test5.sh
new file mode 100755
index 0000000..1832f37
--- /dev/null
+++ b/test5.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env -S -- bash-strict
+
+# source lib/halt.bash
+
+# _BACKTRACE=${_BACKTRACE:-false}
+# echo TEST5_BACKTRACE=$_BACKTRACE
+
+echo START TEST5 $@
+for i in "$@"; do
+  echo ARG: $i
+done
+# blabla
+unknown_command
+# echo $nope
+echo END TEST5
diff --git a/test6.sh b/test6.sh
new file mode 100755
index 0000000..ee3c449
--- /dev/null
+++ b/test6.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env -S -- bash-script
+
+# source lib/halt.bash
+
+# _BACKTRACE=${_BACKTRACE:-false}
+# echo TEST5_BACKTRACE=$_BACKTRACE
+
+echo START TEST5 $@
+for i in "$@"; do
+  echo ARG: $i
+done
+# blabla
+unknown_command
+# echo $nope
+echo END TEST5