/* Builds an argv array from cmd. Spaces and tabs within double quotes
* are not considered delimiters. Double quotes are removed.
*
* The return value is argc, and the pointer to char ** is set. argc
* is non-negative, argv[0], ..., argv[argc - 1] are pointers to
* strings, and argv[argc] == NULL. All argv[0], ..., argv[argc - 1]
* must be freed by the user, and also the argv pointer itself.
*
* Example: cmd = abc"/program files/"olle nisse, results in
* argv[0] = abc/program files/olle, argv[1] = nisse, argc = 2.
*
*/
int esock_build_argv(char *cmd, char ***argvp)
{
int argvsize = 10, argc = 0;
char *args, *tokp, *argp;
char **argv;
argv = esock_malloc(argvsize * sizeof(char *));
args = esock_malloc(strlen(cmd) + 1);
strcpy(args, cmd);
tokp = strtok_quote(args, " \t");
while (tokp != NULL) {
if (argc + 1 >= argvsize) {
argvsize += 10;
argv = esock_realloc(argv, argvsize * sizeof(char *));
}
argp = esock_malloc(strlen(tokp) + 1);
strcpy(argp, tokp);
argv[argc++] = argp;
tokp = strtok_quote(NULL, " \t");
}
esock_free(args);
argv[argc] = NULL;
*argvp = argv;
return argc;
}
void esock_poll_init(EsockPoll *ep)
{
#ifdef USE_SELECT
/* Nothing to do here */
#else
ep->allocated = 2;
ep->fds = (struct pollfd *) esock_malloc(ep->allocated*sizeof(struct pollfd));
ep->num_fds = 1;
ep->fd_to_poll = esock_malloc(ep->num_fds*sizeof(int));
#endif
}
