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Length: 1555 (0x613)
Types: TextFile
Notes: UNIX file
Names: »uninit.c«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code
└─⟦f4b8d8c84⟧ UNIX Filesystem
└─⟦this⟧ »unimenu/src/menu/uninit.c«
static char *SCCSid = "@(#)uninit.c 1.1 15:35:33 4/6/85";
/*
* Copyright (c) 1984
*
* LANTECH Systems, Incoroporated
*
* All rights reserved
*/
/*
* Function: deinit(mp)
*
* Purpose: Clear the menu data structure.
*
* Passed: A menu_f pointer
*
* Action: This guy frees up all the menory it possibly can.
*
* Returns: Yep.
*
* Called by: Execute.
*
* Calls: Free.
*
* History: Original code July 84, Robert Adams.
*
* Notes: This module relies on the integrity of free(3)'ed memory.
* MAINTAIN THAT INTEGRITY! No malloc(3)'s, no printf's,
* nothin!
*/
#include "defs.h"
deinit (mp)
struct menu_f *mp;
{
struct choice_f *chp;
#ifdef DEBUG
write(2, "uninit\n", 7);
#endif
if (mp == NULL)
return;
choice_free (&mp -> m_global);
chp = mp -> m_list ;
while ( chp )
{
choice_free (chp);
free (chp);
chp = chp -> c_next;
}
#ifdef DEBUG
write(2, "uninit: choices done\n", 21);
#endif
if (mp -> m_prompt)
free (mp -> m_prompt);
if (mp -> m_bad)
free (mp -> m_bad);
free (mp);
#ifdef DEBUG
read(0, &chp, 1);
#endif
return;
}
choice_free (chp)
struct choice_f *chp;
{
struct line_f *lp;
if ( chp == NULL )
return;
#define line_free(lp) {if(lp){free((lp)->l_key);free(lp);}}
line_free(chp -> c_text)
line_free(chp -> c_exec)
line_free(chp -> c_help)
line_free(chp->c_expl)
#undef line_free
lp = chp -> c_list;
while ( lp )
{
free(lp->l_key);
free(lp);
lp = lp -> l_next;
}
return;
}
/*free(c)char *c;{
printf("%X from %X\n",(unsigned int)c,
(unsigned int)(*(&c-1)));
}*/