blob: 06aa470b3288567d2ec254de92ba13d52605ae40 (
plain)
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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/* vi: set sw=4 ts=4:
*
* hello.c - A hello world program.
*
* Copyright 2012 Rob Landley <rob@landley.net>
*
* Not in SUSv4/LSB.
* See http://opengroup.org/onlinepubs/9699919799/utilities/
* See http://refspecs.linuxfoundation.org/LSB_4.1.0/LSB-Core-generic/LSB-Core-generic/cmdbehav.html
USE_HELLO(NEWTOY(hello, "e@d*c#b:a", TOYFLAG_USR|TOYFLAG_BIN))
config HELLO
bool "hello"
default n
help
usage: hello [-a] [-b string] [-c number] [-d list] [-e count] [...]
A hello world program. You don't need this.
Mostly used as an example/skeleton file for adding new commands,
occasionally nice to test kernel booting via "init=/bin/hello".
*/
#include "toys.h"
// Hello doesn't use these globals, they're here for example/skeleton purposes.
DEFINE_GLOBALS(
char *b_string;
long c_number;
struct arg_list *d_list;
long e_count;
int more_globals;
)
#define TT this.hello
#define FLAG_a 1
#define FLAG_b 2
#define FLAG_c 4
#define FLAG_d 8
#define FLAG_e 16
void hello_main(void)
{
printf("Hello world\n");
if (toys.optflags & FLAG_a) printf("Saw a\n");
if (toys.optflags & FLAG_b) printf("b=%s\n", TT.b_string);
if (toys.optflags & FLAG_c) printf("c=%ld\n", TT.c_number);
while (TT.d_list) {
printf("d=%s\n", TT.d_list->arg);
TT.d_list = TT.d_list->next;
}
if (TT.e_count) printf("e was seen %ld times", TT.e_count);
while (*toys.optargs) printf("optarg=%s\n", *(toys.optargs++));
}
|
