From e73a8b728db8671e709daedbd7962427fbc521cf Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Mon, 17 Jun 2019 10:18:36 +0300
Subject: [PATCH 1/3] kiss: Added package conflicts.

---
 kiss | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/kiss b/kiss
index cbecbac..997bae9 100755
--- a/kiss
+++ b/kiss
@@ -134,15 +134,41 @@ pkg_tar() {
     log "Use '$kiss install $name' to install the package."
 }
 
+pkg_conflicts() {
+    log "Checking for package conflicts."
+
+    # Extract manifest from tarball and strip directories.
+    tar xf "$bin_dir/$pkg" "./var/db/$kiss/$name/manifest" -O |
+        while read -r line; do
+            [ -f "$line" ] && printf '%s\n' "$line" >> "$cac_dir/manifest"
+        done
+
+    # Compare extracted manifest to all installed manifests.
+    # If there are matching lines (files) there's a package
+    # conflict.
+    for db in "$sys_db"/*; do
+        [ "$name" = "${db##*/}" ] && continue
+
+        grep -Fxf "$cac_dir/manifest" "$db/manifest" &&
+            die "Package '$name' conflicts with '${db##*/}'."
+    done
+
+    rm "$cac_dir/manifest"
+}
+
 pkg_install() {
     [ -f "$bin_dir/$pkg" ] || args b "$name"
 
+    pkg_conflicts
+
     # Create a backup of 'tar' so it isn't removed during
     # package installation.
     cp "$(command -v tar)" "$cac_dir"
 
+    log "Removing previous version of package if it exists."
     pkg_remove "$name"
-    "$cac_dir/tar" kpxvf "$bin_dir/$pkg" -C "$sys_dir/"
+
+    "$cac_dir/tar" kpxf "$bin_dir/$pkg" -C "$sys_dir/"
     rm "$cac_dir/tar"
 
     "$sys_db/$name/post-install" 2>/dev/null

From 560ac9ada1abaf2801def81bf02ca26036922b12 Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Tue, 18 Jun 2019 11:01:06 +0300
Subject: [PATCH 2/3] kiss: Fix pkg_conflicts

---
 kiss | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/kiss b/kiss
index 997bae9..b789b8d 100755
--- a/kiss
+++ b/kiss
@@ -125,8 +125,11 @@ pkg_strip() {
 }
 
 pkg_manifest() {
-    (cd "$pkg_dir" && find ./*) | sed -e ss.ss -e '1!G;h;$!d' |
-        tee manifest > "$pkg_db/$name/manifest"
+    # Store the file and directory list of the package.
+    # Directories have a trailing '/' and the list is sorted in reverse.
+    (cd "$pkg_dir" && {
+        find ./* -type d -print | sed 's!$!/!'; find . \! -type d
+    }) | sort -r | sed -e ss.ss | tee manifest > "$pkg_db/$name/manifest"
 }
 
 pkg_tar() {
@@ -139,9 +142,9 @@ pkg_conflicts() {
 
     # Extract manifest from tarball and strip directories.
     tar xf "$bin_dir/$pkg" "./var/db/$kiss/$name/manifest" -O |
-        while read -r line; do
-            [ -f "$line" ] && printf '%s\n' "$line" >> "$cac_dir/manifest"
-        done
+    while read -r line; do
+        [ "${line%%*/}" ] && printf '%s\n' "$line" >> "$cac_dir/manifest"
+    done
 
     # Compare extracted manifest to all installed manifests.
     # If there are matching lines (files) there's a package
@@ -152,8 +155,6 @@ pkg_conflicts() {
         grep -Fxf "$cac_dir/manifest" "$db/manifest" &&
             die "Package '$name' conflicts with '${db##*/}'."
     done
-
-    rm "$cac_dir/manifest"
 }
 
 pkg_install() {
@@ -261,7 +262,7 @@ args() {
 }
 
 main() {
-    trap 'rm -rf -- "$mak_dir" "$pkg_dir"' EXIT INT
+    trap 'rm -rf -- "$mak_dir" "$pkg_dir" "$cac_dir/manifest"' EXIT INT
     kiss=${0##*/}
 
     [ -z "$KISS_PATH" ] &&

From 8de5bd259480c4647dc4fd72d21857f73b91514f Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Tue, 18 Jun 2019 11:38:46 +0300
Subject: [PATCH 3/3] kiss: Simplify manifest find.

---
 kiss | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/kiss b/kiss
index 5f3e440..ab7a5bb 100755
--- a/kiss
+++ b/kiss
@@ -131,9 +131,8 @@ pkg_strip() {
 pkg_manifest() {
     # Store the file and directory list of the package.
     # Directories have a trailing '/' and the list is sorted in reverse.
-    (cd "$pkg_dir" && {
-        find ./* -type d -print | sed 's!$!/!'; find . \! -type d
-    }) | sort -r | sed -e ss.ss | tee manifest > "$pkg_db/$name/manifest"
+    (cd "$pkg_dir" && find ./* -type d -exec printf '%s/\n' {} + -or -print) |
+        sort -r | sed -e ss.ss | tee manifest > "$pkg_db/$name/manifest"
 }
 
 pkg_tar() {