diff options
Diffstat (limited to 'libmailutils/tests/strout.c')
| -rw-r--r-- | libmailutils/tests/strout.c | 110 |
1 files changed, 85 insertions, 25 deletions
diff --git a/libmailutils/tests/strout.c b/libmailutils/tests/strout.c index f041eab66..d2a705777 100644 --- a/libmailutils/tests/strout.c +++ b/libmailutils/tests/strout.c @@ -1,18 +1,52 @@ -/* GNU Mailutils -- a suite of utilities for electronic mail - Copyright (C) 2011-2019 Free Software Foundation, Inc. +/* +NAME + strout - test whether mu_strout or mu_strerr is functioning. - GNU Mailutils is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3, or (at your option) - any later version. +DESCRIPTION + This test program reads data byte by byte from stdin using the stdio + input functions and sends them to mu_strout or mu_strerr using the + mu_stream_write function. - GNU Mailutils is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. + The program takes at most 30 seconds to run. If no input is arrived + or if EOF is not reached within that interval, the program exits with + code 3. + + Both mu_strout and mu_strerr spring into existence the first time they + are used by any function of the stream family. Therefore, care is + taken not to call any mailutils I/O function either directly or + indirectly prior to the first write to the stream being tested. + +OPTIONS + -err + Write to mu_strerr. + + -reset + Call mu_stdstream_setup with the appropriate MU_STDSTREAM_RESET_ + flag explicitly. + +EXIT CODES + 0 Success + 1 Usage error + 2 I/O error + 3 Timeout + +LICENSE + GNU Mailutils -- a suite of utilities for electronic mail + Copyright (C) 2011-2024 Free Software Foundation, Inc. + + GNU Mailutils is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GNU Mailutils is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. - You should have received a copy of the GNU General Public License - along with GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */ + You should have received a copy of the GNU General Public License + along with GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. +*/ #ifdef HAVE_CONFIG_H # include <config.h> @@ -20,25 +54,35 @@ #include <stdlib.h> #include <stdio.h> #include <string.h> +#include <unistd.h> +#include <signal.h> #include <mailutils/stream.h> #include <mailutils/stdstream.h> #include <mailutils/diag.h> +#include <mailutils/errno.h> + +enum + { + EX_STROUT_OK, + EX_STROUT_USAGE, + EX_STROUT_FAIL, + EX_STROUT_TIMEOUT + }; + +void +sigalrm (int sig) +{ + fprintf (stderr, "time out\n"); + _exit (EX_STROUT_TIMEOUT); +} int main (int argc, char **argv) { mu_stream_t str = mu_strout; int i; - - if (argc == 1) - { - fprintf (stderr, "usage: %s: word|option [word|option...]\n", argv[0]); - fprintf (stderr, "options are: -out, -err, -reset\n"); - return 1; - } + signed char c; - mu_set_program_name (argv[0]); - for (i = 1; i < argc; i++) { char *arg = argv[i]; @@ -64,12 +108,28 @@ main (int argc, char **argv) else { fprintf (stderr, "%s: unrecognized option %s\n", argv[0], arg); - return 1; + return EX_STROUT_USAGE; } } - else - mu_stream_printf (str, "%s\n", arg); + } + + signal(SIGALRM, sigalrm); + alarm (30); + while ((c = getchar ()) != EOF) + { + size_t n; + int rc = mu_stream_write (str, &c, 1, &n); + if (rc) + { + fprintf (stderr, "mu_stream_write: %s", mu_strerror (rc)); + return EX_STROUT_FAIL; + } + if (n != 1) + { + fprintf (stderr, "wrote %zu bytes?\n", n); + return EX_STROUT_FAIL; + } } - return 0; + return EX_STROUT_OK; } |