myvar.c File Reference

Handling of personal config ('my' variables) More...

#include "config.h"
#include <stddef.h>
#include "mutt/lib.h"
#include "myvar.h"

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Functions
static struct MyVar *	myvar_new (const char *name, const char *value)
	Create a new MyVar. More...
static void	myvar_free (struct MyVar **ptr)
	Free a MyVar. More...
const char *	myvar_get (const char *var)
	Get the value of a "my_" variable. More...
void	myvar_set (const char *var, const char *val)
	Set the value of a "my_" variable. More...
void	myvar_del (const char *var)
	Unset the value of a "my_" variable. More...
void	myvarlist_free (struct MyVarList *list)
	Free a List of MyVars. More...

Variables
struct MyVarList	MyVars = TAILQ_HEAD_INITIALIZER(MyVars)
	List of all the user's custom config variables. More...

Detailed Description

Handling of personal config ('my' variables)

Authors

• Richard Russon

Copyright

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file myvar.c.

Function Documentation

myvar_new()

static struct MyVar* myvar_new ( const char *  name, const char *  value  )

static

Create a new MyVar.

Parameters

name	Variable name
value	Variable value

Return values

ptr

New MyVar

Note

The name and value will be copied.

Definition at line 44 of file myvar.c.

{
  struct MyVar *myv = mutt_mem_calloc(1, sizeof(struct MyVar));
  myv->name = mutt_str_dup(name);
  myv->value = mutt_str_dup(value);
  return myv;
}

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myvar_free()

static void myvar_free ( struct MyVar **  ptr )

static

Free a MyVar.

Parameters

ptr	MyVar to free

Definition at line 56 of file myvar.c.

{
  if (!ptr || !*ptr)
    return;

  struct MyVar *myv = *ptr;
  FREE(&myv->name);
  FREE(&myv->value);
  FREE(ptr);
}

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myvar_get()

const char* myvar_get

(

const char *

var

)

Get the value of a "my_" variable.

Parameters

var	Variable name

Return values

ptr	Success, value of variable
NULL	Error, variable doesn't exist

Definition at line 73 of file myvar.c.

{
  struct MyVar *myv = NULL;

  TAILQ_FOREACH(myv, &MyVars, entries)
  {
    if (mutt_str_equal(myv->name, var))
      return NONULL(myv->value);
  }

  return NULL;
}

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myvar_set()

void myvar_set	(	const char *	var,
		const char *	val
	)

Set the value of a "my_" variable.

Parameters

var	Variable name
val	Value to set

Definition at line 91 of file myvar.c.

{
  struct MyVar *myv = NULL;

  TAILQ_FOREACH(myv, &MyVars, entries)
  {
    if (mutt_str_equal(myv->name, var))
    {
      mutt_str_replace(&myv->value, val);
      return;
    }
  }

  myv = myvar_new(var, val);
  TAILQ_INSERT_TAIL(&MyVars, myv, entries);
}

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myvar_del()

void myvar_del

(

const char *

var

)

Unset the value of a "my_" variable.

Parameters

var	Variable name

Definition at line 112 of file myvar.c.

{
  struct MyVar *myv = NULL;

  TAILQ_FOREACH(myv, &MyVars, entries)
  {
    if (mutt_str_equal(myv->name, var))
    {
      TAILQ_REMOVE(&MyVars, myv, entries);
      myvar_free(&myv);
      return;
    }
  }
}

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myvarlist_free()

void myvarlist_free

(

struct MyVarList *

list

)

Free a List of MyVars.

Parameters

list	List of MyVars

Definition at line 131 of file myvar.c.

{
  if (!list)
    return;

  struct MyVar *myv = NULL;
  struct MyVar *tmp = NULL;
  TAILQ_FOREACH_SAFE(myv, list, entries, tmp)
  {
    TAILQ_REMOVE(list, myv, entries);
    myvar_free(&myv);
  }
}

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Variable Documentation

MyVars

struct MyVarList MyVars = TAILQ_HEAD_INITIALIZER(MyVars)

List of all the user's custom config variables.

Definition at line 34 of file myvar.c.