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arun
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Enabled warnings and style checks (GNAT style). Adapted the sources to match.

This commit is contained in:
Jacob Sparre Andersen 2017-01-19 07:48:31 +01:00
parent 5993fca640
commit bb6708f96b
13 changed files with 286 additions and 247 deletions
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1
.gitignore vendored
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@ -1,3 +1,4 @@
*.sw*
obj/
bin/
*.glade~

4
Makefile
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@ -1,14 +1,14 @@
GPRBUILD:=$(shell which gprbuild)
GPRCLEAN:=$(shell which gprclean)
EXE=obj/arun
EXE=bin/arun
GPRFILE=arun.gpr
RESOURCES=resources
all: $(EXE)
$(EXE): prepare
$(GPRBUILD) -P$(GPRFILE) -cargs:c $(shell pkg-config --cflags gio-2.0)
$(GPRBUILD) -p -P$(GPRFILE) -cargs:c $(shell pkg-config --cflags gio-2.0)
prepare: src/arun-resources.c
mkdir -p obj

8
arun.gpr
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@ -5,6 +5,7 @@ project Arun is
for Languages use ("Ada", "C");
for Source_Dirs use ("src");
for Object_Dir use "obj";
for Exec_Dir use "bin";
for Main use ("main.adb");
package Linker is
@ -20,7 +21,12 @@ project Arun is
for Switches ("Ada") use ("-gnat2012",
"-fstack-check",
"-gnata",
"-gnato");
"-gnato",
"-gnatf", -- Full, verbose error messages
"-gnatwa", -- All optional warnings
"-gnatVa", -- All validity checks
"-gnaty3abcdefhiklmnoOprstux", -- Style checks
"-gnatwe"); -- Treat warnings as errors
end Compiler;
end Arun;

100
src/arun-handlers.adb
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@ -1,5 +1,5 @@
---
-- Basic GtkAda handlers for Arun
-- Basic GtkAda handlers for Arun
---
------------------------------------------------------------------------------
--
@ -17,18 +17,16 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with Ada.Text_IO;
with GNAT.OS_Lib;
with Gdk.Event;
with Gdk.Types.Keysyms;
with Glib;
with Gtk.Main;
with Gtk.Widget;
with Gtk.Search_Entry;
with Gtkada.Builder; use Gtkada.Builder;
with GNAT.String_Split;
@ -38,35 +36,10 @@ with Arun.View; use Arun.View;
package body Arun.Handlers is
procedure Quit (Object : access Gtkada_Builder_Record'Class) is
pragma Unreferenced (Object);
begin
Ada.Text_IO.Put_Line ("Exiting arun");
Gtk.Main.Main_Quit;
end Quit;
use Gtkada.Builder;
procedure Search_Changed (Object : access Gtkada_Builder_Record'Class) is
use Ada.Text_IO;
use Gtk.Search_Entry;
use Gtkada.Builder;
Widget : Gtk_Search_Entry := Gtk_Search_Entry (Get_Object (Object, "commandEntry"));
begin
Put_Line ("Searching for " & Widget.Get_Text);
end Search_Changed;
function Slice_Command (Text : in String) return GNAT.String_Split.Slice_Set is
use GNAT.String_Split;
Separator : constant String := " ";
Slices : Slice_Set;
begin
Create (Slices, Text, Separator, Single);
return Slices;
end Slice_Command;
function Slice_Command (Text : in String)
return GNAT.String_Split.Slice_Set;
procedure Execute_Command (Object : access Gtkada_Builder_Record'Class) is
use Ada.Text_IO;
@ -74,10 +47,11 @@ package body Arun.Handlers is
use Gtkada.Builder;
use GNAT.String_Split;
Widget : Gtk_Search_Entry := Gtk_Search_Entry (Get_Object (Object, "commandEntry"));
Builder : Arun.View.Arun_Builder_Record renames Arun.View.Arun_Builder_Record (Object.all);
L : Arun.Launchers.Unix.UnixLauncher renames Arun.Launchers.Unix.UnixLauncher (Builder.Launcher);
Widget : constant Gtk_Search_Entry :=
Gtk_Search_Entry (Get_Object (Object, "commandEntry"));
Builder : Arun.View.Arun_Builder_Record
renames Arun.View.Arun_Builder_Record (Object.all);
L : Arun.Launchers.Unix.UnixLauncher renames Builder.Launcher;
Slices : constant Slice_Set := Slice_Command (Widget.Get_Text);
Command : constant String := Slice (S => Slices, Index => 1);
@ -92,32 +66,66 @@ package body Arun.Handlers is
Gtk.Main.Main_Quit;
end Execute_Command;
function Search_KeyPress (Widget : access Gtk.Widget.Gtk_Widget_Record'Class;
Event : in Gdk.Event.Gdk_Event_Key) return Boolean is
procedure Quit (Object : access Gtkada_Builder_Record'Class) is
pragma Unreferenced (Object);
begin
Ada.Text_IO.Put_Line ("Exiting arun");
Gtk.Main.Main_Quit;
end Quit;
procedure Search_Changed (Object : access Gtkada_Builder_Record'Class) is
use Ada.Text_IO;
use Gtk.Search_Entry;
use Gtkada.Builder;
Widget : constant Gtk_Search_Entry :=
Gtk_Search_Entry (Get_Object (Object, "commandEntry"));
begin
Put_Line ("Searching for " & Widget.Get_Text);
end Search_Changed;
function Search_Keypress
(Widget : access Gtk.Widget.Gtk_Widget_Record'Class;
Event : in Gdk.Event.Gdk_Event_Key) return Boolean
is
use Ada.Text_IO;
use Gdk.Types;
use Gdk.Types.Keysyms;
begin
if Event.Keyval = GDK_Tab then
-- When the Tab key is presented, let's assume the user is finishing
-- an auto-complete operation jump to the end so
-- they can add arguments if desired
-- When the Tab key is presented, let's assume the user is
-- finishing an auto-complete operation jump to the end so
-- they can add arguments if desired
declare
use Glib;
Search_Entry : Gtk.Search_Entry.Gtk_Search_Entry_Record renames Gtk.Search_Entry.Gtk_Search_Entry_Record (Widget.all);
Search_Entry : Gtk.Search_Entry.Gtk_Search_Entry_Record
renames Gtk.Search_Entry.Gtk_Search_Entry_Record (Widget.all);
begin
Search_Entry.Set_Position (-1);
end;
end if;
if Event.Keyval = GDK_Escape then
Put_Line ("Escape! Exiting arun");
Gtk.Main.Main_Quit;
end if;
return True;
end Search_KeyPress;
end Search_Keypress;
function Slice_Command (Text : in String)
return GNAT.String_Split.Slice_Set
is
use GNAT.String_Split;
Separator : constant String := " ";
Slices : Slice_Set;
begin
Create (Slices, Text, Separator, Single);
return Slices;
end Slice_Command;
end Arun.Handlers;

27
src/arun-handlers.ads
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@ -1,5 +1,5 @@
---
-- Basic GtkAda handlers for Arun
-- Basic GtkAda handlers for Arun
---
------------------------------------------------------------------------------
--
@ -17,31 +17,32 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with Gtkada.Builder; use Gtkada.Builder;
with Gtk.Widget;
with Gdk.Event;
with Arun.Launchers.Unix;
with Arun.View; use Arun.View;
package Arun.Handlers is
procedure Quit (Object : access Gtkada_Builder_Record'Class);
-- Whenever the search entry changes call this handler for
-- autocompletion
--
procedure Search_Changed (Object : access Gtkada_Builder_Record'Class);
-- Whenever the search entry changes call this handler for autocompletion
-- On "activate" of the search entry call this handler (basically
-- when the user hits the enter key
--
procedure Execute_Command (Object : access Gtkada_Builder_Record'Class);
-- On "activate" of the search entry call this handler (basically when the user
-- hits the enter key
function Search_KeyPress (Widget : access Gtk.Widget.Gtk_Widget_Record'Class;
Event : in Gdk.Event.Gdk_Event_Key) return Boolean;
-- On key-presses in the commandEntry field
-- On key-presses in the commandEntry field
--
function Search_Keypress
(Widget : access Gtk.Widget.Gtk_Widget_Record'Class;
Event : in Gdk.Event.Gdk_Event_Key) return Boolean;
end Arun.Handlers;

189
src/arun-launchers-unix.adb
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@ -14,120 +14,44 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with Ada.Text_IO; use Ada.Text_IO;
with Ada.Command_Line.Environment;
with Ada.Environment_Variables;
with GNAT.Directory_Operations;
with GNAT.OS_Lib;
with GNAT.String_Split;
with Interfaces.C;
with Interfaces.C.Strings;
package body Arun.Launchers.Unix is
procedure Initialize (L : in out UnixLauncher) is
use Gnat.String_Split;
PATH : constant String := Ada.Environment_Variables.Value ("PATH");
Separator : constant String := ":";
begin
Create (L.Path_Components, PATH, Separator, Single);
L.Initialized := True;
end Initialize;
function Find_Full_Path (L : in UnixLauncher;
Path_Snippet : in String) return String is
use GNAT.String_Split;
begin
if L.Initialized /= True then
Put_Line ("Uninitialized UnixLauncher!");
return "";
end if;
for Index in 1 .. Slice_Count (L.Path_Components) loop
Put_Line ("Looking for an executable in " & Slice (S => L.Path_Components,
Index => Index));
declare
Path_Component : constant String := Slice (S => L.Path_Components,
Index => Index);
Computed_Location : constant String := Path_Component & "/" & Path_Snippet;
begin
if GNAT.OS_Lib.Is_Executable_File (Computed_Location) then
Put_Line ("Found executable at " & Computed_Location);
return Computed_Location;
end if;
end;
end loop;
return "";
end Find_Full_Path;
function Exec_And_Replace (Filename : in Interfaces.C.Char_Array;
Arguments : in Interfaces.C.Strings.Chars_Ptr_Array) return Integer
function Exec_And_Replace
(Filename : in Interfaces.C.char_array;
Arguments : in Interfaces.C.Strings.chars_ptr_array) return Integer
with Import,
Convention => C,
Link_Name => "execv";
Convention => C,
Link_Name => "execv";
procedure Print_Errno (Message : in String)
with Import,
Convention => C,
Link_Name => "perror";
Convention => C,
Link_Name => "perror";
procedure Execute (L : in UnixLauncher;
Executable_Path : in String;
Argv : in GNAT.String_Split.Slice_Set) is
use GNAT.String_Split;
use Interfaces.C;
use Interfaces.C.Strings;
Status : Integer;
Argc : constant Size_T := Size_T (Slice_Count (Argv));
Arguments : Chars_Ptr_Array (1 .. (Argc + 1)) := (others => Null_Ptr);
begin
-- For the first argument, we must replace the executable name with
-- the full path, e.g. "xeyes" => "/usr/bin/xeyes"
Arguments (1) := New_String (Executable_Path);
for Index in 1 .. Argc loop
Arguments (Index) := New_String (Slice (S => Argv,
Index => Slice_Number (Index)));
end loop;
Put_Line ("Spawning " & Executable_Path);
Status := Exec_And_Replace (Filename => To_C (Item => Executable_Path,
Append_Nul => True),
Arguments => Arguments);
-- If the Exec_And_Replace function returns then something has gone wrong
if Status /= 0 then
Print_Errno ("Something went wrong");
end if;
end Execute;
function Discover_Executables (L : in UnixLauncher) return Arun.String_Vectors.Vector is
overriding
function Discover_Executables (L : in UnixLauncher)
return Arun.String_Vectors.Vector
is
use GNAT.Directory_Operations;
use GNAT.OS_Lib;
use GNAT.String_Split;
use Ada.Strings.Unbounded;
Dir : Dir_Type;
File_Name : String (1 .. MAX_FILENAME_LENGTH);
File_Index : Natural := 0;
Dir : Dir_Type;
File_Name : String (1 .. MAX_FILENAME_LENGTH);
File_Index : Natural := 0;
Executables : Arun.String_Vectors.Vector;
begin
for Index in 1 .. Slice_Count (L.Path_Components) loop
@ -155,5 +79,86 @@ package body Arun.Launchers.Unix is
return Executables;
end Discover_Executables;
overriding
procedure Execute (L : in UnixLauncher;
Executable_Path : in String;
Argv : in GNAT.String_Split.Slice_Set) is
pragma Unreferenced (L);
use GNAT.String_Split;
use Interfaces.C;
use Interfaces.C.Strings;
Status : Integer;
Argc : constant size_t := size_t (Slice_Count (Argv));
Arguments : chars_ptr_array (1 .. (Argc + 1)) := (others => Null_Ptr);
begin
-- For the first argument, we must replace the executable name
-- with the full path, e.g. "xeyes" => "/usr/bin/xeyes"
Arguments (1) := New_String (Executable_Path);
for Index in 1 .. Argc loop
Arguments (Index) :=
New_String (Slice (S => Argv,
Index => Slice_Number (Index)));
end loop;
Put_Line ("Spawning " & Executable_Path);
Status :=
Exec_And_Replace (Filename => To_C (Item => Executable_Path,
Append_Nul => True),
Arguments => Arguments);
-- If the Exec_And_Replace function returns then something has
-- gone wrong
if Status /= 0 then
Print_Errno ("Something went wrong");
end if;
end Execute;
overriding
function Find_Full_Path (L : in UnixLauncher;
Path_Snippet : in String) return String is
use GNAT.String_Split;
begin
if not L.Initialized then
Put_Line ("Uninitialized UnixLauncher!");
return "";
end if;
for Index in 1 .. Slice_Count (L.Path_Components) loop
Put_Line ("Looking for an executable in " &
Slice (S => L.Path_Components,
Index => Index));
declare
Path_Component : constant String :=
Slice (S => L.Path_Components,
Index => Index);
Computed_Location : constant String :=
Path_Component & "/" & Path_Snippet;
begin
if GNAT.OS_Lib.Is_Executable_File (Computed_Location) then
Put_Line ("Found executable at " & Computed_Location);
return Computed_Location;
end if;
end;
end loop;
return "";
end Find_Full_Path;
procedure Initialize (L : in out UnixLauncher) is
use GNAT.String_Split;
PATH : constant String := Ada.Environment_Variables.Value ("PATH");
Separator : constant String := ":";
begin
Create (L.Path_Components, PATH, Separator, Single);
L.Initialized := True;
end Initialize;
end Arun.Launchers.Unix;

29
src/arun-launchers-unix.ads
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@ -14,7 +14,8 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with Arun;
@ -29,27 +30,33 @@ package Arun.Launchers.Unix is
procedure Initialize (L : in out UnixLauncher);
-- Determine the full path of the snippet based on PATH or other
-- environment variables.
--
-- Will return an empty string if a full path was not discoverable.
--
overriding
function Find_Full_Path (L : in UnixLauncher;
Path_Snippet : in String) return String;
-- Determine the full path of the snippet based on PATH or other environment
-- variables.
-- Execute a command using the given UnixLauncher with an "Argv"
-- Slice_Set assuming the first argument is the command and
-- subsequent values are arguments for that command.
--
-- Will return an empty string if a full path was not discoverable.
overriding
procedure Execute (L : in UnixLauncher;
Executable_Path : in String;
Argv : in GNAT.String_Split.Slice_Set);
-- Execute a command using the given UnixLauncher with an "Argv"
-- Slice_Set assuming the first argument is the command and subsequent values
-- are arguments for that command.
function Discover_Executables (L : in UnixLauncher) return Arun.String_Vectors.Vector;
overriding
function Discover_Executables (L : in UnixLauncher)
return Arun.String_Vectors.Vector;
private
type UnixLauncher is new Arun.Launcher_Type with record
Initialized : Boolean := False;
Path_Components : Gnat.String_Split.Slice_Set;
Path_Components : GNAT.String_Split.Slice_Set;
end record;
end Arun.Launchers.Unix;

4
src/arun-launchers.ads
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@ -14,9 +14,9 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
package Arun.Launchers is
end Arun.Launchers;

13
src/arun-view.adb
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@ -14,21 +14,20 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with Gtk.Widget; use Gtk.Widget;
with Ada.Text_IO;
package body Arun.View is
function From_Object (Builder : out Arun_Builder_Record'Class;
Object_Name : in String) return Gtk_Widget is
-- Return the Gtk_Widget for the specified Object_Name in the Builder.
-- Basically pass the name of the widget given in Glade.
begin
return Gtk_Widget (Builder.Get_Object (Object_Name));
-- Return the Gtk_Widget for the specified Object_Name in the Builder.
-- Basically pass the name of the widget given in Glade.
begin
return Gtk_Widget (Builder.Get_Object (Object_Name));
end From_Object;
end Arun.View;

3
src/arun-view.ads
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@ -14,7 +14,8 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with Gtkada.Builder; use Gtkada.Builder;

103
src/arun.adb
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@ -14,14 +14,10 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with GNAT.OS_Lib;
with GNAT.Directory_Operations;
with Ada.Strings.Unbounded;
with Gtk.Widget; use Gtk.Widget;
with Gtk.GEntry;
with Gtk.Entry_Completion;
@ -40,47 +36,9 @@ with Arun.View;
package body Arun is
procedure Rig_Autocomplete (Builder : in Arun.View.Arun_Builder) is
-- Rig up the autocomplete support for the "commandEntry"
use Gtk.Entry_Completion;
use Gtk.List_Store;
use Gtk.Tree_Model;
use Ada.Strings.Unbounded;
Completion_Types : constant GType_Array (1 .. 1) := (1 => GType_String);
Items : Gtk_List_Store := Gtk_List_Store_Newv (Types => Completion_Types);
Iter : Gtk_Tree_Iter;
Command_Entry : Gtk.GEntry.Gtk_Entry := Gtk.GEntry.Gtk_Entry (Builder.From_Object ("commandEntry"));
Command_Completion : aliased Gtk_Entry_Completion := Gtk_Entry_Completion_New;
Completion_String : Glib.Values.GValue;
Executables : String_Vectors.Vector := Builder.Launcher.Discover_Executables;
begin
for Element of Executables loop
Items.Append (Iter);
Glib.Values.Init_Set_String (Completion_String,
To_String (Element));
Items.Set_Value (Iter, 0, Completion_String);
end loop;
Command_Completion.Set_Model (Items.To_Interface);
Command_Completion.Set_Text_Column (Column => 0);
Command_Completion.Set_Inline_Completion (True);
Command_Completion.Set_Inline_Selection (True);
Command_Entry.Set_Completion (Completion => Command_Completion);
Command_Entry.On_Key_Release_Event (Call => Arun.Handlers.Search_KeyPress'Access,
After => False);
end Rig_Autocomplete;
function Compare_Strings (Left : in Ada.Strings.Unbounded.Unbounded_String;
Right : in Ada.Strings.Unbounded.Unbounded_String) return Boolean is
-- Simple comparision function for the String_Vector
use Ada.Strings.Unbounded;
begin
return Left = Right;
end Compare_Strings;
-- Rig up the autocomplete support for the "commandEntry"
--
procedure Rig_Autocomplete (Builder : in Arun.View.Arun_Builder);
procedure Main is
use Ada.Text_IO;
@ -98,13 +56,17 @@ package body Arun is
Gtkada.Builder.Initialize (Builder);
Builder.Launcher.Initialize;
Return_Code := Add_From_Resource (Builder => Builder,
Resource_Path => "/io/lasagna/arun/arun.glade",
Error => Error'Access);
Return_Code :=
Add_From_Resource (Builder => Builder,
Resource_Path => "/io/lasagna/arun/arun.glade",
Error => Error'Access);
if Error /= null then
Put_Line ("Error : " & Get_Message (Error));
Error_Free (Error);
return;
elsif Return_Code /= 0 then
Put_Line ("Error " & Return_Code'Image);
return;
end if;
Register_Handler (Builder => Builder,
@ -125,4 +87,45 @@ package body Arun is
Gtk.Main.Main;
Unref (Builder);
end Main;
procedure Rig_Autocomplete (Builder : in Arun.View.Arun_Builder) is
use Gtk.Entry_Completion;
use Gtk.List_Store;
use Gtk.Tree_Model;
use Ada.Strings.Unbounded;
Completion_Types : constant GType_Array (1 .. 1) :=
(1 => GType_String);
Items : constant Gtk_List_Store :=
Gtk_List_Store_Newv (Types => Completion_Types);
Iter : Gtk_Tree_Iter;
Command_Entry : constant Gtk.GEntry.Gtk_Entry :=
Gtk.GEntry.Gtk_Entry (Builder.From_Object
("commandEntry"));
Command_Completion : aliased constant Gtk_Entry_Completion :=
Gtk_Entry_Completion_New;
Completion_String : Glib.Values.GValue;
Executables : constant String_Vectors.Vector :=
Builder.Launcher.Discover_Executables;
begin
for Element of Executables loop
Items.Append (Iter);
Glib.Values.Init_Set_String (Completion_String,
To_String (Element));
Items.Set_Value (Iter, 0, Completion_String);
end loop;
Command_Completion.Set_Model (Items.To_Interface);
Command_Completion.Set_Text_Column (Column => 0);
Command_Completion.Set_Inline_Completion (True);
Command_Completion.Set_Inline_Selection (True);
Command_Entry.Set_Completion (Completion => Command_Completion);
Command_Entry.On_Key_Release_Event
(Call => Arun.Handlers.Search_Keypress'Access,
After => False);
end Rig_Autocomplete;
end Arun;

49
src/arun.ads
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@ -14,7 +14,8 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with GNAT.String_Split;
@ -26,32 +27,38 @@ package Arun is
type Launcher_Type is interface;
type Discovered_Executable_Handler is access function (L : in Launcher_Type'Class;
Name : in String;
Full_Path : in String) return Boolean;
type Discovered_Executable_Handler is
access function (L : in Launcher_Type'Class;
Name : in String;
Full_Path : in String) return Boolean;
procedure Initialize (L : in Launcher_Type'Class) is abstract;
-- Launcher_Type-specific initialization routine
function Find_Full_Path (L : in Launcher_Type;
Path_Snippet : in String) return String is abstract;
-- Determine the full path of the snippet based on PATH or other environment
-- variables.
-- Determine the full path of the snippet based on PATH or other
-- environment variables.
--
-- Will return an empty string if a full path was not discoverable.
-- Will return an empty string if a full path was not
-- discoverable.
--
function Find_Full_Path (L : in Launcher_Type;
Path_Snippet : in String) return String is
abstract;
-- Spawn the Executable in place of the current process
--
procedure Execute (L : in Launcher_Type;
Executable_Path : in String;
Argv : in GNAT.String_Split.Slice_Set) is abstract;
-- Spawn the Executable in place of the current process
Argv : in GNAT.String_Split.Slice_Set) is
abstract;
function Compare_Strings (Left : in Ada.Strings.Unbounded.Unbounded_String;
Right : in Ada.Strings.Unbounded.Unbounded_String) return Boolean;
package String_Vectors is new Ada.Containers.Vectors (Index_Type => Natural,
Element_Type => Ada.Strings.Unbounded.Unbounded_String,
"=" => Compare_Strings);
package String_Vectors is
new Ada.Containers.Vectors
(Index_Type => Natural,
Element_Type => Ada.Strings.Unbounded.Unbounded_String,
"=" => Ada.Strings.Unbounded."=");
function Discover_Executables (L : in Launcher_Type) return String_Vectors.Vector is abstract;
-- Discover executables which can be launched by the configured Launcher_Type
-- Discover executables which can be launched by the configured
-- Launcher_Type
--
function Discover_Executables (L : in Launcher_Type)
return String_Vectors.Vector is abstract;
end Arun;

3
src/main.adb
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@ -14,7 +14,8 @@
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-- 02110-1301, USA.
------------------------------------------------------------------------------
with Arun;