version 1.1, 2010/03/09 12:44:40
|
version 1.1.2.1, 2010/03/09 12:44:40
|
Line 0
|
Line 1
|
|
/************************************************************************* |
|
* (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com> |
|
* by Michael Pounov <misho@openbsd-bg.org> |
|
* |
|
* $Author$ |
|
* $Id$ |
|
* |
|
*************************************************************************/ |
|
#include "global.h" |
|
|
|
|
|
static int cmd_exit(void *cmds, FILE *out, char ** __restrict args) |
|
{ |
|
return 1; |
|
} |
|
|
|
static int cmd_help(void *cmds, FILE *out, char ** __restrict args) |
|
{ |
|
register int i; |
|
ioCommands_t *commands = cmds; |
|
|
|
if (!cmds) |
|
return -1; |
|
|
|
if (!args) { |
|
fprintf(out, "\n"); |
|
for (i = 0; commands[i].cmd_name; i++) |
|
fprintf(out, "%s\t\t%s\n", commands[i].cmd_name, commands[i].cmd_doc); |
|
} else { |
|
if (!args[1]) |
|
fprintf(out, "Help screen::\n"); |
|
else |
|
if (!strncmp(args[1], "---", 3)) |
|
return 0; |
|
|
|
for (i = 0; commands[i].cmd_name; i++) { |
|
if (args[1] && strcmp(args[1], commands[i].cmd_name)) |
|
continue; |
|
|
|
fprintf(out, "%s%s\t\t%s\n", args[1] ? "Syntax::\n\t" : "", commands[i].cmd_name, |
|
args[1] ? commands[i].cmd_help : commands[i].cmd_doc); |
|
} |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int cmd_unsupported(void *cmds, FILE *out, char ** __restrict args) |
|
{ |
|
fprintf(out, "Command %s not supported in this version ...\n", args[0]); |
|
return 0; |
|
} |
|
|
|
// ------------------------------------------------------------ |
|
|
|
#pragma GCC visibility push(hidden) |
|
|
|
ioCommands_t io_stdCmds[] = { |
|
{ "test", cmd_unsupported, "Test - Don`t use default command structure!", "test <cr>", NULL }, |
|
{ "-------", NULL, "---------------------", NULL, NULL }, |
|
{ "help", cmd_help, "Help screen", "help [command] <cr>", NULL }, |
|
{ "exit", cmd_exit, "Exit from console", "exit <cr>", NULL }, |
|
{ NULL, NULL, NULL, NULL } |
|
}; |
|
|
|
#pragma GCC visibility pop |
|
|
|
// ------------------------------------------------------------ |
|
|
|
/* |
|
* ioCLIInit() Initialize CLI features |
|
* @cmdList = Commands list |
|
* @out = Output handle |
|
* @cmdComplete = Completion function |
|
* @cmdEntry = Compentry function |
|
* return: none |
|
*/ |
|
void ioCLIInit(ioCommands_t *cmdList, FILE *out, io_Completion_t *cmdComplete, io_CompEntry_t *cmdEntry) |
|
{ |
|
ioCommands_t *cmds = cmdList ? cmdList : io_stdCmds; |
|
|
|
inline int inline_help() |
|
{ |
|
cmd_help(cmds, out, NULL); |
|
rl_on_new_line(); |
|
return 0; |
|
} |
|
|
|
rl_bind_key('?', inline_help); |
|
// command completon |
|
rl_attempted_completion_function = cmdComplete; |
|
rl_completion_entry_function = cmdEntry; |
|
} |
|
|
|
/* |
|
* ioCLIExec() Execute CLI main loop |
|
* @cmdList = Commands list |
|
* @out = Output handle |
|
* @csPrompt = Prompt text |
|
* return: -1 error, 0 = exit w/^+D, 1 done. |
|
*/ |
|
int ioCLIExec(ioCommands_t *cmdList, FILE *out, const char *csPrompt) |
|
{ |
|
char *line, *s, *t, **app, *items[20]; |
|
int ret = 0; |
|
register int i; |
|
ioCommands_t *cmd = NULL; |
|
|
|
if (!cmdList) |
|
return -1; |
|
|
|
do { |
|
line = readline(csPrompt); |
|
if (!line) { // ^+d |
|
fprintf(out, "\n"); |
|
fflush(out); |
|
break; |
|
} |
|
// clear whitespaces |
|
for (s = line; isspace(*s); s++); |
|
if (*s) { |
|
for (t = s + strlen(s) - 1; t > s && isspace(*t); t--); |
|
*++t = 0; |
|
} |
|
|
|
if (*s) { |
|
add_history(s); |
|
|
|
memset(items, 0, sizeof(char*) * 20); |
|
for (app = items; app < items + 19 && (*app = strsep(&s, " \t")); *app ? app++ : app); |
|
|
|
/* |
|
for (i = 0; i < 20; i++) |
|
printf("i=%d %s\n", i, items[i]); |
|
*/ |
|
|
|
// exec_cmd ... |
|
for (cmd = NULL, i = 0; cmdList[i].cmd_name; i++) |
|
if (*items[0] && !strncmp(cmdList[i].cmd_name, items[0], strlen(items[0]))) { |
|
cmd = &cmdList[i]; |
|
break; |
|
} |
|
if (!cmd) { |
|
fprintf(out, "Command '%s' not found!\n", items[0]); |
|
ret = -1; |
|
} else |
|
ret = cmd->cmd_func(cmdList, out, items); |
|
} |
|
|
|
free(line); |
|
} while (ret < 1); |
|
|
|
return ret; |
|
} |