FreeCalypso > hg > freecalypso-tools
comparison loadtools/bpdispatch.c @ 85:c5766d12360d
fc-buzplay started
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 27 Oct 2016 05:28:30 +0000 |
parents | loadtools/ltdispatch.c@e7502631a0f9 |
children | 684eddecbc62 |
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84:54a6864cabf4 | 85:c5766d12360d |
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1 /* | |
2 * This module implements the command dispatch for fc-buzplay | |
3 */ | |
4 | |
5 #include <ctype.h> | |
6 #include <stdio.h> | |
7 #include <string.h> | |
8 #include <strings.h> | |
9 #include <stdlib.h> | |
10 | |
11 extern int cmd_baud(); | |
12 extern int cmd_exit(); | |
13 extern int loadtool_cmd_passthru(); | |
14 | |
15 static struct cmdtab { | |
16 char *cmd; | |
17 int minargs; | |
18 int maxargs; | |
19 int (*func)(); | |
20 } cmdtab[] = { | |
21 {"abbr", 2, 2, loadtool_cmd_passthru}, | |
22 {"abbw", 3, 3, loadtool_cmd_passthru}, | |
23 {"baud", 0, 1, cmd_baud}, | |
24 {"buzlev", 0, 1, loadtool_cmd_passthru}, | |
25 {"exit", 0, 1, cmd_exit}, | |
26 {"quit", 0, 1, cmd_exit}, | |
27 {"r8", 1, 1, loadtool_cmd_passthru}, | |
28 {"r16", 1, 1, loadtool_cmd_passthru}, | |
29 {"r32", 1, 1, loadtool_cmd_passthru}, | |
30 {"w8", 2, 2, loadtool_cmd_passthru}, | |
31 {"w16", 2, 2, loadtool_cmd_passthru}, | |
32 {"w32", 2, 2, loadtool_cmd_passthru}, | |
33 {0, 0, 0, 0} | |
34 }; | |
35 | |
36 buzplay_dispatch_cmd(cmd) | |
37 char *cmd; | |
38 { | |
39 char *argv[10]; | |
40 char *cp, **ap; | |
41 struct cmdtab *tp; | |
42 | |
43 for (cp = cmd; isspace(*cp); cp++) | |
44 ; | |
45 if (!*cp || *cp == '#') | |
46 return(0); | |
47 argv[0] = cp; | |
48 while (*cp && !isspace(*cp)) | |
49 cp++; | |
50 if (*cp) | |
51 *cp++ = '\0'; | |
52 for (tp = cmdtab; tp->cmd; tp++) | |
53 if (!strcmp(tp->cmd, argv[0])) | |
54 break; | |
55 if (!tp->func) { | |
56 fprintf(stderr, "error: no such command\n"); | |
57 return(-1); | |
58 } | |
59 for (ap = argv + 1; ; ) { | |
60 while (isspace(*cp)) | |
61 cp++; | |
62 if (!*cp || *cp == '#') | |
63 break; | |
64 if (ap - argv - 1 >= tp->maxargs) { | |
65 fprintf(stderr, "error: too many arguments\n"); | |
66 return(-1); | |
67 } | |
68 *ap++ = cp; | |
69 while (*cp && !isspace(*cp)) | |
70 cp++; | |
71 if (*cp) | |
72 *cp++ = '\0'; | |
73 } | |
74 if (ap - argv - 1 < tp->minargs) { | |
75 fprintf(stderr, "error: too few arguments\n"); | |
76 return(-1); | |
77 } | |
78 *ap = 0; | |
79 return tp->func(ap - argv, argv); | |
80 } |