fix: fix removing element from a Bash array (it needs to be reinitialized).

Also, the output of `systemctl --user show-environment` contains
new lines, not only spaces.

1 files changed, 8 insertions, 8 deletions

diff --git a/pinentry-rofi.sh b/pinentry-rofi.sh
index 45e8d4e..0a1ce47 100755
--- a/pinentry-rofi.sh
+++ b/pinentry-rofi.sh
@@ -121,7 +121,7 @@ while : ; do
         assuan_send "OK"
     elif [[ "$line" =~ ^SETKEYINFO ]] ; then
         IFS=" " read -ra line_arr <<< "$line"
-        unset "line_arr[0]"
+        unset "line_arr[0]" && line_arr=("${line_arr[@]}")
         if [[ "${line_arr[0]}" =~ ^--clear ]] ; then
             keyinfo=""
         else
@@ -141,7 +141,7 @@ while : ; do
         #SETDESC Please enter the passphrase for the ssh key%0A  ke:yf:in:ge:rp:ri:nt
         # rofi << "-mesg" << $1.gsub("<", "&lt;").gsub(/%([0-9A-Fa-f]{2})/) { $1.to_i(16).chr }
         IFS=" " read -ra line_arr <<< "$line"
-        unset "line_arr[0]"
+        unset "line_arr[0]" && line_arr=("${line_arr[@]}")
         win_mesg="${line_arr[*]}"
         assuan_send "OK"
     elif [[ "$line" =~ ^SETPROMPT ]] ; then
@@ -151,22 +151,22 @@ while : ; do
         assuan_send "OK"
     elif [[ "$line" =~ ^GETPIN ]] ; then
         passw=None
-        sys_env="$(systemctl --user show-environment)"
+        sys_env="$(systemctl --user show-environment | tr -s " \t\n" " ")"
         IFS=" " read -ra sys_env_arr <<< "$sys_env"
             for env_line in "${sys_env_arr[@]}" ; do
                 log_debug "env_line=${env_line}"
                 # GPIN_VALID=re.compile(r)
-                if [[ "$env_line" =~ ^[A-Za-z_]+=\(.\+\)$ ]] ; then
+                if [[ "$env_line" =~ ^([A-Za-z][A-Za-z_]*)=(.+)$ ]] ; then
                     log_debug "env_match=${BASH_REMATCH[*]}"
                     export "${BASH_REMATCH[1]}=${BASH_REMATCH[2]}"
                 fi
             done
-
-        rofi_cmd+=" -p ${win_prompt}"
-        rofi_cmd+=" -title ${win_title}"
+        rofi_cmd+=" -p '${win_prompt}'"
+        rofi_cmd+=" -title '${win_title}'"
         if [[ -n "${win_mesg}" ]] ; then
-            rofi_cmd+=" -mesg ${win_mesg}"
+            rofi_cmd+=" -mesg '${win_mesg}'"
         fi
+        log_debug "${rofi_cmd}"
         passw="$(eval "${rofi_cmd}")"
         passw_err=$?
         if [[ ${passw_err} -ne 0 ]] ; then