]>
git.ipfire.org Git - people/ms/u-boot.git/blob - common/cmd_test.c
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
9 * Define _STDBOOL_H here to avoid macro expansion of true and false.
10 * If the future code requires macro true or false, remove this define
11 * and undef true and false before U_BOOT_CMD. This define and comment
12 * shall be removed if change to U_BOOT_CMD is made to take string
13 * instead of stringifying it.
25 #define OP_STR_EMPTY 4
26 #define OP_STR_NEMPTY 5
37 #define OP_FILE_EXISTS 16
45 {1, "=", OP_STR_EQ
, 3},
46 {1, "!=", OP_STR_NEQ
, 3},
47 {1, "<", OP_STR_LT
, 3},
48 {1, ">", OP_STR_GT
, 3},
49 {1, "-eq", OP_INT_EQ
, 3},
50 {1, "-ne", OP_INT_NEQ
, 3},
51 {1, "-lt", OP_INT_LT
, 3},
52 {1, "-le", OP_INT_LE
, 3},
53 {1, "-gt", OP_INT_GT
, 3},
54 {1, "-ge", OP_INT_GE
, 3},
58 {0, "-z", OP_STR_EMPTY
, 2},
59 {0, "-n", OP_STR_NEMPTY
, 2},
60 {0, "-e", OP_FILE_EXISTS
, 4},
63 static int do_test(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
66 int i
, op
, left
, adv
, expr
, last_expr
, last_unop
, last_binop
;
74 debug("test(%d):", argc
);
77 debug(" '%s'", argv
[left
++]);
84 last_unop
= OP_INVALID
;
85 last_binop
= OP_INVALID
;
88 for (i
= 0; i
< ARRAY_SIZE(op_adv
); i
++) {
89 if (left
<= op_adv
[i
].arg
)
91 if (!strcmp(ap
[op_adv
[i
].arg
], op_adv
[i
].str
)) {
97 if (i
== ARRAY_SIZE(op_adv
)) {
108 expr
= strlen(ap
[1]) == 0 ? 1 : 0;
111 expr
= strlen(ap
[1]) == 0 ? 0 : 1;
114 expr
= strcmp(ap
[0], ap
[2]) == 0;
117 expr
= strcmp(ap
[0], ap
[2]) != 0;
120 expr
= strcmp(ap
[0], ap
[2]) < 0;
123 expr
= strcmp(ap
[0], ap
[2]) > 0;
126 expr
= simple_strtol(ap
[0], NULL
, 10) ==
127 simple_strtol(ap
[2], NULL
, 10);
130 expr
= simple_strtol(ap
[0], NULL
, 10) !=
131 simple_strtol(ap
[2], NULL
, 10);
134 expr
= simple_strtol(ap
[0], NULL
, 10) <
135 simple_strtol(ap
[2], NULL
, 10);
138 expr
= simple_strtol(ap
[0], NULL
, 10) <=
139 simple_strtol(ap
[2], NULL
, 10);
142 expr
= simple_strtol(ap
[0], NULL
, 10) >
143 simple_strtol(ap
[2], NULL
, 10);
146 expr
= simple_strtol(ap
[0], NULL
, 10) >=
147 simple_strtol(ap
[2], NULL
, 10);
150 expr
= file_exists(ap
[1], ap
[2], ap
[3], FS_TYPE_ANY
);
164 if (last_unop
== OP_NOT
)
165 last_unop
= OP_INVALID
;
170 if (last_unop
== OP_NOT
) {
172 last_unop
= OP_INVALID
;
175 if (last_binop
== OP_OR
)
176 expr
= last_expr
|| expr
;
177 else if (last_binop
== OP_AND
)
178 expr
= last_expr
&& expr
;
179 last_binop
= OP_INVALID
;
184 ap
+= adv
; left
-= adv
;
189 debug (": returns %d\n", expr
);
195 test
, CONFIG_SYS_MAXARGS
, 1, do_test
,
196 "minimal test like /bin/sh",
200 static int do_false(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
206 false, CONFIG_SYS_MAXARGS
, 1, do_false
,
207 "do nothing, unsuccessfully",
211 static int do_true(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
217 true, CONFIG_SYS_MAXARGS
, 1, do_true
,
218 "do nothing, successfully",