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/*
* datetime.c - parameter interface to langinfo via curses
*
* This file is part of zsh, the Z shell.
*
* Copyright (c) 2002 Peter Stephenson, Clint Adams
* All rights reserved.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and to distribute modified versions of this software for any
* purpose, provided that the above copyright notice and the following
* two paragraphs appear in all copies of this software.
*
* In no event shall Peter Stephenson, Clint Adams or the Zsh Development Group
* be liable to any party for direct, indirect, special, incidental, or
* consequential damages arising out of the use of this software and its
* documentation, even if Peter Stephenson, Clint Adams and the Zsh
* Development Group have been advised of the possibility of such damage.
*
* Peter Stephenson, Clint Adams and the Zsh Development Group specifically
* disclaim any warranties, including, but not limited to, the implied
* warranties of merchantability and fitness for a particular purpose.
* The software provided hereunder is on an "as is" basis, and Peter
* Stephenson, Clint Adams and the Zsh Development Group have no obligation
* to provide maintenance, support, updates, enhancements, or modifications.
*
*/
#include "datetime.mdh"
#include "datetime.pro"
#include <time.h>
static char datetime_nam[] = "datetime";
static int
bin_strftime(char *nam, char **argv, char *ops, int func)
{
int ret = 0, bufsize, x;
char *endptr = NULL, *buffer = NULL;
time_t secs;
struct tm *t;
int size;
secs = (time_t)strtoul(argv[1], &endptr, 10);
if (secs == ULONG_MAX) {
zwarnnam(nam, "%s: %e", argv[1], errno);
return 1;
} else if (*endptr != '\0') {
zwarnnam(nam, "%s: invalid decimal number", argv[1], 0);
return 1;
}
t = localtime(&secs);
bufsize = strlen(argv[0]) * 2;
for (x=1;x<4;x++) {
buffer = zrealloc(buffer, bufsize * x);
size = ztrftime(buffer, bufsize * x, argv[0], t);
if (size) x = 4;
}
printf("%s\n", buffer);
return 0;
}
static struct builtin bintab[] = {
BUILTIN("strftime", 0, bin_strftime, 2, 2, 0, NULL, NULL),
};
/**/
int
setup_(Module m)
{
return 0;
}
/**/
int
boot_(Module m)
{
return !addbuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab));
}
/**/
int
cleanup_(Module m)
{
deletebuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab));
return 0;
}
/**/
int
finish_(Module m)
{
return 0;
}
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