diff options
| -rw-r--r-- | miscutils/conspy.c | 49 |
1 files changed, 25 insertions, 24 deletions
diff --git a/miscutils/conspy.c b/miscutils/conspy.c index 7ba7959..ae471a3 100644 --- a/miscutils/conspy.c +++ b/miscutils/conspy.c @@ -62,7 +62,6 @@ struct globals { int kbd_fd; unsigned width; unsigned height; - char mask; char last_attr; struct screen_info info; struct termios term_orig; @@ -73,6 +72,17 @@ struct globals { SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \ } while (0) +enum { + FLAG_v, // view only + FLAG_c, // create device if need + FLAG_s, // session + FLAG_n, // no colors + FLAG_d, // dump screen + FLAG_f, // follow cursor +}; +#define FLAG(x) (1 << FLAG_##x) +#define BW (option_mask32 & FLAG(n)) + static void screen_read_close(int fd, char *data) { unsigned i, j; @@ -95,7 +105,7 @@ static void screen_read_close(int fd, char *data) static void screen_char(char *data) { - if (((G.last_attr - ATTR(data)) & G.mask) != 0) { + if (!BW && G.last_attr != ATTR(data)) { // BLGCRMOW static const char color[8] = "04261537"; @@ -123,29 +133,32 @@ static void gotoxy(int row, int line) static void screen_dump(char *data) { - int space, linefeed, line, row; + int linefeed_cnt; + int line, row; int linecnt = G.info.lines - G.y; data += 2 * G.y * G.info.rows; - for (linefeed = line = 0; line < linecnt && line < G.height; line++) { - for (space = row = 0; row < G.info.rows; row++, NEXT(data)) { + linefeed_cnt = 0; + for (line = 0; line < linecnt && line < G.height; line++) { + int space_cnt = 0; + for (row = 0; row < G.info.rows; row++, NEXT(data)) { unsigned tty_row = row - G.x; // if will catch row < G.x too if (tty_row >= G.width) continue; - space++; - if (((G.last_attr - ATTR(data)) & G.mask) && CHAR(data) == ' ') + space_cnt++; + if (BW && (CHAR(data) | ' ') == ' ') continue; - while (linefeed != 0) { + while (linefeed_cnt != 0) { bb_putchar('\r'); bb_putchar('\n'); - linefeed--; + linefeed_cnt--; } - while (--space) + while (--space_cnt) bb_putchar(' '); screen_char(data); } - linefeed++; + linefeed_cnt++; } } @@ -173,7 +186,7 @@ static void cleanup(int code) close(G.kbd_fd); } // Reset attributes - if (G.mask != 0) + if (!BW) printf("\033[0m"); bb_putchar('\n'); if (code > 1) @@ -234,16 +247,6 @@ static NOINLINE void start_shell_in_child(const char* tty_name) } } -enum { - FLAG_v, // view only - FLAG_c, // create device if need - FLAG_s, // session - FLAG_n, // no colors - FLAG_d, // dump screen - FLAG_f, // follow cursor -}; -#define FLAG(x) (1 << FLAG_##x) - int conspy_main(int argc UNUSED_PARAM, char **argv) MAIN_EXTERNALLY_VISIBLE; int conspy_main(int argc UNUSED_PARAM, char **argv) { @@ -284,8 +287,6 @@ int conspy_main(int argc UNUSED_PARAM, char **argv) sprintf(vcsa_name + sizeof("/dev/vcsa")-1, "%u", ttynum); } sprintf(tty_name, "%s%u", "/dev/tty", ttynum); - if (!(opts & FLAG(n))) - G.mask = 0xff; if (opts & FLAG(c)) { if ((opts & (FLAG(s)|FLAG(v))) != FLAG(v)) create_cdev_if_doesnt_exist(tty_name, makedev(4, ttynum)); |