-static void get_symbol_str(struct gstr *r, struct symbol *sym)
-{
- bool hit;
- struct property *prop;
-
- str_printf(r, "Symbol: %s [=%s]\n", sym->name,
- sym_get_string_value(sym));
- for_all_prompts(sym, prop)
- get_prompt_str(r, prop);
- hit = false;
- for_all_properties(sym, prop, P_SELECT) {
- if (!hit) {
- str_append(r, " Selects: ");
- hit = true;
- } else
- str_printf(r, " && ");
- expr_gstr_print(prop->expr, r);
- }
- if (hit)
- str_append(r, "\n");
- if (sym->rev_dep.expr) {
- str_append(r, " Selected by: ");
- expr_gstr_print(sym->rev_dep.expr, r);
- str_append(r, "\n");
- }
- str_append(r, "\n\n");
-}
-
-static struct gstr get_relations_str(struct symbol **sym_arr)
-{
- struct symbol *sym;
- struct gstr res = str_new();
- int i;
-
- for (i = 0; sym_arr && (sym = sym_arr[i]); i++)
- get_symbol_str(&res, sym);
- if (!i)
- str_append(&res, "No matches found.\n");
- return res;
-}
-
-pid_t pid;
-
-static void winch_handler(int sig)
-{
- if (!do_resize) {
- kill(pid, SIGINT);
- do_resize = 1;
- }
-}
-
-static int exec_conf(void)
-{
- int pipefd[2], stat, size;
- struct sigaction sa;
- sigset_t sset, osset;
-
- sigemptyset(&sset);
- sigaddset(&sset, SIGINT);
- sigprocmask(SIG_BLOCK, &sset, &osset);
-
- signal(SIGINT, SIG_DFL);
-
- sa.sa_handler = winch_handler;
- sigemptyset(&sa.sa_mask);
- sa.sa_flags = SA_RESTART;
- sigaction(SIGWINCH, &sa, NULL);
-
- *argptr++ = NULL;
-
- pipe(pipefd);
- pid = fork();
- if (pid == 0) {
- sigprocmask(SIG_SETMASK, &osset, NULL);
- dup2(pipefd[1], 2);
- close(pipefd[0]);
- close(pipefd[1]);
- execv(args[0], args);
- _exit(EXIT_FAILURE);
- }
-
- close(pipefd[1]);
- bufptr = input_buf;
- while (1) {
- size = input_buf + sizeof(input_buf) - bufptr;
- size = read(pipefd[0], bufptr, size);
- if (size <= 0) {
- if (size < 0) {
- if (errno == EINTR || errno == EAGAIN)
- continue;
- perror("read");
- }
- break;