bash completion with lazy load

CMakeLists.txt

@@ -21,6 +21,7 @@ if(BUILD_ENABLE_DEBUG)
 endif()
 
 set(SYSCONFDIR "/etc" CACHE STRING "system config dir")
+set(DATADIR "${CMAKE_INSTALL_PREFIX}/share" CACHE STRING "shared data dir")
 
 find_package(PkgConfig)
 pkg_check_modules (GLIB2 REQUIRED glib-2.0)

res/CMakeLists.txt

@@ -1,7 +1,4 @@
-
+INSTALL(
-########### install files ###############
-
-install(
     PROGRAMS miracle-gst gstplayer uibc-viewer
     DESTINATION bin
     )
@@ -10,3 +7,8 @@ INSTALL(
     FILES org.freedesktop.miracle.conf
     DESTINATION ${SYSCONFDIR}/dbus-1/system.d
     )
+
+INSTALL(
+    FILES miracle-wifid miracle-sinkctl miracle-wifictl
+    DESTINATION ${DATADIR}/bash-completion/completions
+    )

res/Makefile.am

@@ -5,5 +5,5 @@ dbuspolicydir=$(sysconfdir)/dbus-1/system.d
 dbuspolicy_DATA = org.freedesktop.miracle.conf
 
 bashcompletiondir=${datadir}/bash-completion/completions
-bashcompletion_DATA=miraclecast-completion
+bashcompletion_DATA=miracle-wifid miracle-sinkctl miracle-wifictl
 

res/meson.build

@@ -6,3 +6,8 @@ install_data(
 install_data('miracle-gst', 'gstplayer', 'uibc-viewer',
   install_dir: get_option('bindir'),
   install_mode: 'rwxr-xr-x')
+
+install_data(
+  'miracle-wifid', 'miracle-sinkctl', 'miracle-wifictl',
+  install_dir: join_paths(get_option('datadir'), 'bash-completions', 'completions')
+)

res/miracle-sinkctl

@@ -0,0 +1,85 @@
+#
+# Autocompletion for miraclecast commands
+#
+# Maintainer: Alberto Fanjul <albertofanjul@gmail.com>
+#
+
+function _miracle-sinkctl() {
+  local cur prev
+
+  _get_comp_words_by_ref cur
+  prev=${COMP_WORDS[COMP_CWORD-1]}
+
+  case "$prev" in
+    --log-level)
+      COMPREPLY=($(compgen -W 'fatal alert critical error warning notice info debug trace 1 2 3 4 5 6 7 8' -- "$cur"))
+      return 0
+      ;;
+  esac
+
+  COMPREPLY=($(compgen -W "$(_parse_help miracle-sinkctl) $(_parse_short_help miracle-sinkctl)" -- "$cur"))
+}
+
+_parse_short_help () 
+{ 
+    eval local cmd=$( quote "$1" );
+    local line;
+    { 
+        case $cmd in 
+            -)
+                cat
+            ;;
+            *)
+                LC_ALL=C "$( dequote "$cmd" )" ${2:---help} 2>&1
+            ;;
+        esac
+    } | while read -r line; do
+        [[ $line == *([[:blank:]])-* ]] || continue;
+        while [[ $line =~ ((^|[^-])-[A-Za-z0-9?][[:space:]]+)\[?[A-Z0-9]+\]? ]]; do
+            line=${line/"${BASH_REMATCH[0]}"/"${BASH_REMATCH[1]}"};
+        done;
+        __parse_short_options "${line// or /, }";
+    done
+}
+
+__parse_short_options () 
+{ 
+    local option option2 i IFS=' 	
+,/|';
+    option=;
+    local -a array;
+    read -a array <<< "$1";
+    for i in "${array[@]}";
+    do
+        case "$i" in 
+            ---*)
+                break
+            ;;
+            --?*)
+                break
+            ;;
+            -?*)
+                option=$i;
+                break
+            ;;
+            *)
+                break
+            ;;
+        esac;
+    done;
+    [[ -n $option ]] || return;
+    IFS=' 	
+';
+    if [[ $option =~ (\[((no|dont)-?)\]). ]]; then
+        option2=${option/"${BASH_REMATCH[1]}"/};
+        option2=${option2%%[<{().[]*};
+        printf '%s\n' "${option2/=*/=}";
+        option=${option/"${BASH_REMATCH[1]}"/"${BASH_REMATCH[2]}"};
+    fi;
+    option=${option%%[<{().[]*};
+    printf '%s\n' "${option/=*/=}"
+}
+
+complete -F _miracle-sinkctl miracle-sinkctl
+
+# ex: filetype=sh

res/miracle-wifictl

@@ -0,0 +1,85 @@
+#
+# Autocompletion for miracle-wifictl
+#
+# Maintainer: Alberto Fanjul <albertofanjul@gmail.com>
+#
+
+function _miracle-wifictl() {
+  local cur prev
+
+  _get_comp_words_by_ref cur
+  prev=${COMP_WORDS[COMP_CWORD-1]}
+
+  case "$prev" in
+    --log-level)
+      COMPREPLY=($(compgen -W 'fatal alert critical error warning notice info debug trace 1 2 3 4 5 6 7 8' -- "$cur"))
+      return 0
+      ;;
+  esac
+
+  COMPREPLY=($(compgen -W "$(_parse_help miracle-wifictl) $(_parse_short_help miracle-wifictl)" -- "$cur"))
+}
+
+_parse_short_help () 
+{ 
+    eval local cmd=$( quote "$1" );
+    local line;
+    { 
+        case $cmd in 
+            -)
+                cat
+            ;;
+            *)
+                LC_ALL=C "$( dequote "$cmd" )" ${2:---help} 2>&1
+            ;;
+        esac
+    } | while read -r line; do
+        [[ $line == *([[:blank:]])-* ]] || continue;
+        while [[ $line =~ ((^|[^-])-[A-Za-z0-9?][[:space:]]+)\[?[A-Z0-9]+\]? ]]; do
+            line=${line/"${BASH_REMATCH[0]}"/"${BASH_REMATCH[1]}"};
+        done;
+        __parse_short_options "${line// or /, }";
+    done
+}
+
+__parse_short_options () 
+{ 
+    local option option2 i IFS=' 	
+,/|';
+    option=;
+    local -a array;
+    read -a array <<< "$1";
+    for i in "${array[@]}";
+    do
+        case "$i" in 
+            ---*)
+                break
+            ;;
+            --?*)
+                break
+            ;;
+            -?*)
+                option=$i;
+                break
+            ;;
+            *)
+                break
+            ;;
+        esac;
+    done;
+    [[ -n $option ]] || return;
+    IFS=' 	
+';
+    if [[ $option =~ (\[((no|dont)-?)\]). ]]; then
+        option2=${option/"${BASH_REMATCH[1]}"/};
+        option2=${option2%%[<{().[]*};
+        printf '%s\n' "${option2/=*/=}";
+        option=${option/"${BASH_REMATCH[1]}"/"${BASH_REMATCH[2]}"};
+    fi;
+    option=${option%%[<{().[]*};
+    printf '%s\n' "${option/=*/=}"
+}
+
+complete -F _miracle-wifictl miracle-wifictl
+
+# ex: filetype=sh

res/miracle-wifid

@@ -1,7 +1,5 @@
-#!/bin/bash
-
 #
-# Autocompletion for miraclecast commands
+# Autocompletion for miracle-wifid
 #
 # Maintainer: Alberto Fanjul <albertofanjul@gmail.com>
 #
@@ -13,6 +11,10 @@ function _miracle-wifid() {
   prev=${COMP_WORDS[COMP_CWORD-1]}
 
   case "$prev" in
+    --config-methods)
+      COMPREPLY=($(compgen -W 'pbc pin usba ethernet label display ext_nfc_token int_nfc_token nfc_interface push_button keypad virtual_display physical_display virtual_push_button physical_push_button' -- "$cur"))
+      return 0
+      ;;
     --log-level)
       COMPREPLY=($(compgen -W 'fatal alert critical error warning notice info debug trace 1 2 3 4 5 6 7 8' -- "$cur"))
       return 0
@@ -26,43 +28,6 @@ function _miracle-wifid() {
   COMPREPLY=($(compgen -W "$(_parse_help miracle-wifid) $(_parse_short_help miracle-wifid)" -- "$cur"))
 }
 
-complete -F _miracle-wifid miracle-wifid
-
-function _miracle-sinkctl() {
-  local cur prev
-
-  _get_comp_words_by_ref cur
-  prev=${COMP_WORDS[COMP_CWORD-1]}
-
-  case "$prev" in
-    --log-level)
-      COMPREPLY=($(compgen -W 'fatal alert critical error warning notice info debug trace 1 2 3 4 5 6 7 8' -- "$cur"))
-      return 0
-      ;;
-  esac
-
-  COMPREPLY=($(compgen -W "$(_parse_help miracle-sinkctl) $(_parse_short_help miracle-sinkctl)" -- "$cur"))
-}
-
-complete -F _miracle-sinkctl miracle-sinkctl
-
-function _miracle-wifictl() {
-  local cur prev
-
-  _get_comp_words_by_ref cur
-  prev=${COMP_WORDS[COMP_CWORD-1]}
-
-  case "$prev" in
-    --log-level)
-      COMPREPLY=($(compgen -W 'fatal alert critical error warning notice info debug trace 1 2 3 4 5 6 7 8' -- "$cur"))
-      return 0
-      ;;
-  esac
-
-  COMPREPLY=($(compgen -W "$(_parse_help miracle-wifictl) $(_parse_short_help miracle-wifictl)" -- "$cur"))
-}
-
-complete -F _miracle-wifictl miracle-wifictl
 
 _parse_short_help () 
 { 
@@ -124,3 +89,7 @@ __parse_short_options ()
     printf '%s\n' "${option/=*/=}"
 }
 
+complete -F _miracle-wifid miracle-wifid
+
+
+# ex: filetype=sh