Mercurial > repos > blastem
view termhelper.c @ 1925:039553703c20
Don't apply address and cd register changes to the 'live' registers until pending flag is cleared, but do preserve the upper address bits in the latch. Fixes regression in Overdrive 2 while preserving fix to Mona in 344 bytes
author | Michael Pavone <pavone@retrodev.com> |
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date | Mon, 13 Apr 2020 20:43:25 -0700 |
parents | 792be135d3af |
children |
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#include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> #include <unistd.h> #include <stdlib.h> #include "terminal.h" char buf[4096]; void copy_data(int to, int from) { ssize_t bytes = read(from, buf, sizeof(buf)); while (bytes > 0) { ssize_t written = write(to, buf, bytes); if (written == -1) { exit(1); } bytes -= written; } } int main(int argc, char **argv) { //these will block so order is important int input_fd = open(INPUT_PATH, O_WRONLY); int output_fd = open(OUTPUT_PATH, O_RDONLY); fd_set read_fds; FD_ZERO(&read_fds); for (;;) { FD_SET(STDIN_FILENO, &read_fds); FD_SET(output_fd, &read_fds); select(output_fd+1, &read_fds, NULL, NULL, NULL); if (FD_ISSET(STDIN_FILENO, &read_fds)) { copy_data(input_fd, STDIN_FILENO); } if (FD_ISSET(output_fd, &read_fds)) { copy_data(STDOUT_FILENO, output_fd); } } return 0; }