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authormerakor <cem@ckyln.com>2020-08-31 08:39:13 +0000
committermerakor <cem@ckyln.com>2020-08-31 08:39:13 +0000
commit7a30a890bfabcc5562eede5bd3d3774ad9ac0a5c (patch)
tree0466dcc1f9e81a5cffe552e49df9dee7f2e498b5
parentd6ea0d937ec534d146eecbcd60eebf94a05b73f2 (diff)
downloadcpt-7a30a890bfabcc5562eede5bd3d3774ad9ac0a5c.tar.gz
cpt-lib: add trap_set() function to manage traps
FossilOrigin-Name: a205e529b22c1178d79332814ea456b958450e7470b484894a6a229d7010f03c
-rw-r--r--src/cpt-lib21
1 files changed, 15 insertions, 6 deletions
diff --git a/src/cpt-lib b/src/cpt-lib
index c7a47c3..a3e0a8f 100644
--- a/src/cpt-lib
+++ b/src/cpt-lib
@@ -37,6 +37,15 @@ die() {
exit 1
}
+trap_set() {
+ # Function to set the trap value.
+ case ${1:-cleanup} in
+ cleanup) trap pkg_clean EXIT INT ;;
+ block) trap '' INT ;;
+ unset) trap - EXIT INT ;;
+ esac
+}
+
# This is the public domain getoptions shell library. It also forms a usage
# function.
# License: CC0 (Public Domain)
@@ -1333,7 +1342,7 @@ pkg_remove() {
# Block being able to abort the script with 'Ctrl+C' during removal.
# Removes all risk of the user aborting a package removal leaving
# an incomplete package installed.
- trap '' INT
+ trap_set block
if [ -x "$sys_db/$1/pre-remove" ]; then
log "$1" "Running pre-remove script"
@@ -1364,7 +1373,7 @@ pkg_remove() {
# Reset 'trap' to its original value. Removal is done so
# we no longer need to block 'Ctrl+C'.
- trap pkg_clean EXIT INT
+ trap_set cleanup
run_hook post-remove "$1" "$CPT_ROOT/" root
@@ -1436,7 +1445,7 @@ pkg_install() {
# Block being able to abort the script with Ctrl+C during installation.
# Removes all risk of the user aborting a package installation leaving
# an incomplete package installed.
- trap '' INT
+ trap_set block
# If the package is already installed (and this is an upgrade) make a
# backup of the manifest and etcsums files.
@@ -1486,7 +1495,7 @@ pkg_install() {
# Reset 'trap' to its original value. Installation is done so
# we no longer need to block 'Ctrl+C'.
- trap pkg_clean EXIT INT
+ trap_set cleanup
if [ -x "$sys_db/$pkg_name/post-install" ]; then
log "$pkg_name" "Running post-install script"
@@ -1682,7 +1691,7 @@ pkg_clean() {
[ "$CPT_DEBUG" != 1 ] || return
# Block 'Ctrl+C' while cache is being cleaned.
- trap '' INT
+ trap_set block
# Remove temporary items.
rm -rf -- "$mak_dir" "$pkg_dir" "$tar_dir" \
@@ -1732,7 +1741,7 @@ main() {
# Catch errors and ensure that build files and directories are cleaned
# up before we die. This occurs on 'Ctrl+C' as well as success and error.
- trap pkg_clean EXIT INT
+ trap_set cleanup
# Prefer GNU grep if installed as it is much much faster than busybox's
# implementation. Very much worth it if you value performance over