File: ctxt_psh.c

package info (click to toggle)
dosemu-freedos 1%3A0.0.b9r5a%2Betch.1-0etch1
  • links: PTS
  • area: contrib
  • in suites: etch
  • size: 19,744 kB
  • ctags: 23,279
  • sloc: ansic: 143,864; asm: 20,397; makefile: 3,868; perl: 1,106; yacc: 690; sh: 553; pascal: 297; xml: 150; cpp: 67
file content (33 lines) | stat: -rw-r--r-- 658 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
/* $id$

	Pushes a new item to the end of the context tag

	Return:	E_None, E_NoMem, E_NoItems
*/

#include "../config.h"

#include <assert.h>

#include "../include/context.h"
#include "../include/command.h"

int ctxtPush(const Context_Tag tag, const char * const buf)
{	ctxt_info_t *info;

	ctxtCheckInfoTag(tag);
	assert(buf);

	info = &CTXT_INFO_STRUCT(tag);
	if(info->c_nummax == (unsigned)-1) {
		/* numbers will wrap  -> recalculate them */
		ctxtRenumberItems(tag);
		if(info->c_nummax == (unsigned)-1)
			return E_NoItems;
	}

	if(ctxtSet(tag, info->c_nummax + 1, buf) == E_None)
		return E_None;

	return E_NoMem;
}