diff options
Diffstat (limited to 'mdk-stage1/stdio-frontend.c')
| -rw-r--r-- | mdk-stage1/stdio-frontend.c | 361 |
1 files changed, 0 insertions, 361 deletions
diff --git a/mdk-stage1/stdio-frontend.c b/mdk-stage1/stdio-frontend.c deleted file mode 100644 index 5b37eafcd..000000000 --- a/mdk-stage1/stdio-frontend.c +++ /dev/null @@ -1,361 +0,0 @@ -/* - * Guillaume Cottenceau (gc@mandrakesoft.com) - * - * Copyright 2000 MandrakeSoft - * - * This software may be freely redistributed under the terms of the GNU - * public license. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - - -/* - * Each different frontend must implement all functions defined in frontend.h - */ - - -#include <stdlib.h> -#include <unistd.h> -#include <string.h> -#include <stdio.h> -#include <stdarg.h> -#include <fcntl.h> -#include <sys/ioctl.h> -#include <termios.h> - -#include "frontend.h" - - -void init_frontend(char * welcome_msg) -{ - printf(welcome_msg); -} - - -void finish_frontend(void) -{ -} - -static void get_any_response(void) -{ - unsigned char t; - printf("\n\t(press <enter> to proceed)"); - fflush(stdout); - read(0, &t, 1); - fcntl(0, F_SETFL, O_NONBLOCK); - while (read(0, &t, 1) > 0); - fcntl(0, F_SETFL, 0); -} - -static int get_int_response(void) -{ - char s[50]; - int j = 0, i = 0; /* (0) tied to Cancel */ - fflush(stdout); - read(0, &(s[i++]), 1); - fcntl(0, F_SETFL, O_NONBLOCK); - do { - int v = s[i-1]; - if (v >= '0' && v <= '9') - j = j*10 + (v - '0'); - } while (read(0, &(s[i++]), 1) > 0 && i < sizeof(s)); - fcntl(0, F_SETFL, 0); - return j; -} - -static char * get_string_response(char * initial_string) -{ - /* I won't use a scanf/%s since I also want the null string to be accepted -- also, I want the initial_string */ - char s[500]; - int i = 0; - char buf[10]; - int b_index = 0; - char b; - - struct termios t; - - memset(s, '\0', sizeof(s)); - - if (initial_string) { - printf(initial_string); - strcpy(s, initial_string); - i = strlen(s); - } - - /* from ncurses/tinfo/lib_raw.c:(cbreak) */ - tcgetattr(0, &t); - t.c_lflag &= ~ICANON; - t.c_lflag |= ISIG; - t.c_lflag &= ~ECHO; - t.c_iflag &= ~ICRNL; - t.c_cc[VMIN] = 1; - t.c_cc[VTIME] = 0; - tcsetattr(0, TCSADRAIN, &t); - - fflush(stdout); - - fcntl(0, F_SETFL, O_NONBLOCK); - - while (1) { - if (read(0, &b, 1) > 0) { - if (b_index == 1) { - if (b == 91) { - buf[b_index] = b; - b_index++; - continue; - } - else - b_index = 0; - } - if (b_index == 2) { - if (b == 67) { - if (s[i] != '\0') { - printf("\033[C"); - i++; - } - } - if (b == 68) { - if (i > 0) { - printf("\033[D"); - i--; - } - } - b_index = 0; - continue; - } - - if (b == 13) - break; - if (b == 127) { - if (i > 0) { - printf("\033[D"); - printf(" "); - printf("\033[D"); - if (s[i] == '\0') - s[i-1] = '\0'; - else - s[i-1] = ' '; - i--; - } - } else if (b == 27) { - buf[b_index] = b; - b_index++; - } else { - printf("%c", b); - s[i] = b; - i++; - } - } - } - - t.c_lflag |= ICANON; - t.c_lflag |= ECHO; - t.c_iflag |= ICRNL; - tcsetattr(0, TCSADRAIN, &t); - - fcntl(0, F_SETFL, 0); - - printf("\n"); - return strdup(s); -} - -static void blocking_msg(char *type, char *fmt, va_list ap) -{ - printf(type); - vprintf(fmt, ap); - get_any_response(); -} - -void verror_message(char *msg, va_list ap) -{ - blocking_msg("> Error! ", msg, ap); -} - -void vinfo_message(char *msg, va_list ap) -{ - blocking_msg("> Notice: ", msg, ap); -} - -void vwait_message(char *msg, va_list ap) -{ - printf("Please wait: "); - vprintf(msg, ap); - fflush(stdout); -} - -void remove_wait_message(void) -{ - printf("\n"); -} - - -static int size_progress; -static int actually_drawn; -#define PROGRESS_SIZE 45 -void init_progression(char *msg, int size) -{ - int i; - size_progress = size; - printf("%s ", msg); - if (size) { - actually_drawn = 0; - for (i=0; i<PROGRESS_SIZE; i++) - printf("."); - printf("]\033[G%s [", msg); /* only works on ANSI-compatibles */ - fflush(stdout); - } else - printf("\n"); -} - -void update_progression(int current_size) -{ - if (size_progress) { - if (current_size > size_progress) - current_size = size_progress; - while ((int)((current_size*PROGRESS_SIZE)/size_progress) > actually_drawn) { - printf("*"); - actually_drawn++; - } - } else - printf("\033[GStatus: [%8d] bytes loaded...", current_size); - - fflush(stdout); -} - -void end_progression(void) -{ - if (size_progress) { - update_progression(size_progress); - printf("]\n"); - } else - printf(" done.\n"); -} - - -enum return_type ask_from_list_comments(char *msg, char ** elems, char ** elems_comments, char ** choice) -{ - int justify_number = 1; - void print_choice_number(int i) { - char tmp[500]; - snprintf(tmp, sizeof(tmp), "[%%%dd]", justify_number); - printf(tmp, i); - } - char ** sav_elems = elems; - int i = 1; - int j = 0; - - while (elems && *elems) { - elems++; - i++; - } - if (i >= 10) - justify_number = 2; - - elems = sav_elems; - i = 1; - - printf("> %s\n", msg); - print_choice_number(0); - printf(" Cancel"); - - while (elems && *elems) { - if (elems_comments && *elems_comments) { - printf("\n"); - print_choice_number(i); - printf(" %s (%s)", *elems, *elems_comments); - j = 0; - } else { - if (j == 0) - printf("\n"); - print_choice_number(i); - printf(" %-14s ", *elems); - j++; - } - if (j == 4) - j = 0; - - if (elems_comments) - elems_comments++; - i++; - elems++; - } - - printf("\n? "); - - j = get_int_response(); - - if (j == 0) - return RETURN_BACK; - - if (j >= 1 && j <= i) { - *choice = strdup(sav_elems[j-1]); - return RETURN_OK; - } - - return RETURN_ERROR; -} - - -enum return_type ask_from_list(char *msg, char ** elems, char ** choice) -{ - return ask_from_list_comments(msg, elems, NULL, choice); -} - - -enum return_type ask_yes_no(char *msg) -{ - int j; - - printf("> %s\n[0] Yes [1] No [2] Back\n? ", msg); - - j = get_int_response(); - - if (j == 0) - return RETURN_OK; - else if (j == 2) - return RETURN_BACK; - else return RETURN_ERROR; -} - - -enum return_type ask_from_entries(char *msg, char ** questions, char *** answers, int entry_size, void (*callback_func)(char ** strings)) -{ - int j, i = 0; - char ** already_answers = NULL; - - printf("> %s\n", msg); - - while (questions && *questions) { - printf("(%c) %s\n", i + 'a', *questions); - i++; - questions++; - } - - if (*answers == NULL) - *answers = (char **) malloc(sizeof(char *) * i); - else - already_answers = *answers; - - while (1) { - int r; - for (j = 0 ; j < i ; j++) { - printf("(%c) ? ", j + 'a'); - if (already_answers && *already_answers) { - (*answers)[j] = get_string_response(*already_answers); - already_answers++; - } else - (*answers)[j] = get_string_response(NULL); - - } - printf("[0] Cancel [1] Accept [2] Re-enter answers\n? "); - r = get_int_response(); - if (r == 0) - return RETURN_BACK; - if (r == 1) - return RETURN_OK; - } -} |