/*
* This is a generic callback printing the variable vector and argument
*/
int
cb(cligen_handle h, cvec *vars, cg_var *arg)
{
int i=1;
cg_var *cv;
char buf[64];
fprintf(stderr, "variables:\n");
cv = NULL;
while ((cv = cvec_each1(vars, cv)) != NULL) {
cv2str(cv, buf, sizeof(buf)-1);
fprintf(stderr, "\t%d name:%s type:%s value:%s\n",
i,
cv_name_get(cv),
cv_type2str(cv_type_get(cv)),
buf
);
}
if (arg){
cv2str(arg, buf, sizeof(buf)-1);
fprintf(stderr, "argument: %s\n", buf);
}
return 0;
}
/*! General callback for executing shells.
* The argument is a command followed by arguments as defined in the input syntax.
* Simple example:
* CLIgen input syntax: <a type:int32>, cligen_exec_cb("ls ${a}");
* CLI input: > 42
* Shell command: ls 42
* More advanced example:
* CLIgen input syntax: [<a type:int> | <b type:ipv4addr>],
* cligen_exec_cb("foo.sh ${a:-99} ${b:-1.2.3.4}");
* CLI input: > 22
* Shell command: foo.sh 22 1.2.3.4
* CLI input: > 2.3.4.5
* Shell command: foo.sh 99 1.2.3.4.
*/
int
cligen_exec_cb(cligen_handle handle, cvec *cvv, cvec *argv)
{
cg_var *cv = NULL;
char buf[64];
int pid;
int ret;
int status;
if (argv == NULL)
return 0;
if ((pid = fork()) == 0){ /* child */
while ((cv = cvec_each1(cvv, cv)) != NULL) {
if (cv_const_get(cv))
continue;
cv2str(cv, buf, sizeof(buf)-1);
setenv(cv_name_get(cv), buf, 1 );
}
cv2str(cvec_i(argv, 0), buf, sizeof(buf)-1);
ret = system(buf);
exit(0);
}
/* Wait for child to finish */
if(waitpid (pid, &status, 0) == pid)
ret = WEXITSTATUS(status);
else
ret = -1;
return ret;
}
/*! CLI generic callback printing the variable vector and argument
*/
int
callback(cligen_handle handle, cvec *cvv, cvec *argv)
{
int i = 1;
cg_var *cv;
char buf[64];
fprintf(stderr, "function: %s\n", cligen_fn_str_get(handle));
fprintf(stderr, "variables:\n");
cv = NULL;
while ((cv = cvec_each1(cvv, cv)) != NULL) {
cv2str(cv, buf, sizeof(buf)-1);
fprintf(stderr, "\t%d name:%s type:%s value:%s\n",
i++,
cv_name_get(cv),
cv_type2str(cv_type_get(cv)),
buf
);
}
if (argv){
cv = NULL;
i=0;
while ((cv = cvec_each(argv, cv)) != NULL) {
cv2str(cv, buf, sizeof(buf)-1);
fprintf(stderr, "arg %d: %s\n", i++, buf);
}
}
return 0;
}
int
expand3(void *h, char *fn_str, cvec *vars, cg_var *arg,
cvec *commands, cvec *helptexts)
{
char buf[64];
cg_var *cv;
if (arg)
cv2str(arg, buf, sizeof(buf)-1);
/* Interface name expansion. */
if ((cv = cvec_add(commands, CGV_STRING)) == NULL)
return -1;
cv_string_set(cv, "bu0");
if ((cv = cvec_add(commands, CGV_STRING)) == NULL)
return -1;
cv_string_set(cv, "bu1");
return 0;
}
