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- Committer: Teddy Hogeborn
- Date: 2009-10-03 13:04:42 UTC
- Revision ID: teddy@fukt.bsnet.se-20091003130442-yd715ir0lbiac1fr
* mandos (daemon): Use "os.path.devnull" in the error message.
added
removed
plugins.d/password-prompt.c
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getopt_long, getenv() */
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#include <stdio.h> /* fprintf(), stderr, getline(),
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stdin, feof(), perror(), fputc(),
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getopt_long */
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#include <errno.h> /* errno, EBADF, ENOTTY, EINVAL,
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EFAULT, EFBIG, EIO, ENOSPC, EINTR
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*/
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stdout, getopt_long */
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#include <errno.h> /* errno, EINVAL */
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#include <iso646.h> /* or, not */
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#include <stdbool.h> /* bool, false, true */
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#include <string.h> /* strlen, rindex, strncmp, strcmp */
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argp_parse(), error_t,
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ARGP_KEY_ARG, ARGP_KEY_END,
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ARGP_ERR_UNKNOWN */
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#include <sysexits.h> /* EX_SOFTWARE, EX_OSERR,
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EX_UNAVAILABLE, EX_IOERR, EX_OK */
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volatile sig_atomic_t quit_now = 0;
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int signal_received;
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ret = argp_parse(&argp, argc, argv, 0, 0, NULL);
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if(ret == ARGP_ERR_UNKNOWN){
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fprintf(stderr, "Unknown error while parsing arguments\n");
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return EX_SOFTWARE;
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return EXIT_FAILURE;
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}
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}
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}
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if(tcgetattr(STDIN_FILENO, &t_old) != 0){
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int e = errno;
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perror("tcgetattr");
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switch(e){
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case EBADF:
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case ENOTTY:
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return EX_UNAVAILABLE;
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default:
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return EX_OSERR;
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}
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return EXIT_FAILURE;
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}
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sigemptyset(&new_action.sa_mask);
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ret = sigaddset(&new_action.sa_mask, SIGINT);
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if(ret == -1){
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perror("sigaddset");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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ret = sigaddset(&new_action.sa_mask, SIGHUP);
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if(ret == -1){
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perror("sigaddset");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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ret = sigaddset(&new_action.sa_mask, SIGTERM);
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if(ret == -1){
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perror("sigaddset");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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/* Need to check if the handler is SIG_IGN before handling:
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| [[info:libc:Initial Signal Actions]] |
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ret = sigaction(SIGINT, NULL, &old_action);
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if(ret == -1){
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perror("sigaction");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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if(old_action.sa_handler != SIG_IGN){
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ret = sigaction(SIGINT, &new_action, NULL);
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if(ret == -1){
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perror("sigaction");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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}
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ret = sigaction(SIGHUP, NULL, &old_action);
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if(ret == -1){
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perror("sigaction");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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if(old_action.sa_handler != SIG_IGN){
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ret = sigaction(SIGHUP, &new_action, NULL);
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if(ret == -1){
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perror("sigaction");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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}
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ret = sigaction(SIGTERM, NULL, &old_action);
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if(ret == -1){
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perror("sigaction");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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if(old_action.sa_handler != SIG_IGN){
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ret = sigaction(SIGTERM, &new_action, NULL);
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if(ret == -1){
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perror("sigaction");
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return EX_OSERR;
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return EXIT_FAILURE;
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}
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}
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t_new = t_old;
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t_new.c_lflag &= ~(tcflag_t)ECHO;
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if(tcsetattr(STDIN_FILENO, TCSAFLUSH, &t_new) != 0){
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int e = errno;
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perror("tcsetattr-echo");
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switch(e){
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case EBADF:
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case ENOTTY:
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return EX_UNAVAILABLE;
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case EINVAL:
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default:
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return EX_OSERR;
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}
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return EXIT_FAILURE;
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}
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if(debug){
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fprintf(stderr, "Waiting for input from stdin \n");
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}
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/* Make n = data size instead of allocated buffer size */
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n = (size_t)ret;
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/* Strip final newline */
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if(n > 0 and buffer[n-1] == '\n'){
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if(n>0 and buffer[n-1] == '\n'){
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buffer[n-1] = '\0'; /* not strictly necessary */
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n--;
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}
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while(written < n){
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ret = write(STDOUT_FILENO, buffer + written, n - written);
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if(ret < 0){
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int e = errno;
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perror("write");
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switch(e){
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case EBADF:
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case EFAULT:
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case EINVAL:
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case EFBIG:
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case EIO:
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case ENOSPC:
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default:
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status = EX_IOERR;
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break;
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case EINTR:
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status = EXIT_FAILURE;
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break;
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}
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status = EXIT_FAILURE;
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break;
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}
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written += (size_t)ret;
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}
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ret = close(STDOUT_FILENO);
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if(ret == -1){
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int e = errno;
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perror("close");
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switch(e){
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case EBADF:
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status = EX_OSFILE;
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break;
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case EIO:
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default:
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status = EX_IOERR;
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break;
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}
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}
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break;
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}
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if(ret < 0){
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int e = errno;
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if(errno != EINTR and not feof(stdin)){
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perror("getline");
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switch(e){
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case EBADF:
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status = EX_UNAVAILABLE;
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case EIO:
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case EINVAL:
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default:
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status = EX_IOERR;
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break;
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}
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status = EXIT_FAILURE;
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break;
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}
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}
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fprintf(stderr, "%s is exiting with status %d\n", argv[0],
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status);
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}
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if(status == EXIT_SUCCESS or status == EX_OK){
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if(status == EXIT_SUCCESS){
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fputc('\n', stderr);
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}
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Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0