summaryrefslogtreecommitdiffabout
authorSergey Poznyakoff <gray@gnu.org>2021-01-11 11:57:43 (GMT)
committer Sergey Poznyakoff <gray@gnu.org>2021-01-11 11:57:43 (GMT)
commit51ffe23a906052d1ad5ba7100415da7df73f4152 (patch) (side-by-side diff)
tree6f08eee73ab104c837e6758ac383a73c5c336bf0
parente797a5b6b21c7ab631d959279a11160ef2e536bc (diff)
downloadmailutils-51ffe23a906052d1ad5ba7100415da7df73f4152.tar.gz
mailutils-51ffe23a906052d1ad5ba7100415da7df73f4152.tar.bz2
strout test: don't wait for the input forever.
* libmailutils/tests/strout.c: Run no longer than 30 seconds. Standardize exit codes.
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--libmailutils/tests/strout.c41
1 files changed, 35 insertions, 6 deletions
diff --git a/libmailutils/tests/strout.c b/libmailutils/tests/strout.c
index c618247..f6fd699 100644
--- a/libmailutils/tests/strout.c
+++ b/libmailutils/tests/strout.c
@@ -7,6 +7,10 @@ DESCRIPTION
input functions and sends them to mu_strout or mu_strerr using the
mu_stream_write function.
+ 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
@@ -19,7 +23,13 @@ OPTIONS
-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) 2011-2021 Free Software Foundation, Inc.
@@ -44,18 +54,35 @@ LICENSE
#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;
char c;
-
+
for (i = 1; i < argc; i++)
{
char *arg = argv[i];
@@ -81,11 +108,13 @@ main (int argc, char **argv)
else
{
fprintf (stderr, "%s: unrecognized option %s\n", argv[0], arg);
- return 1;
+ return EX_STROUT_USAGE;
}
}
}
+ signal(SIGALRM, sigalrm);
+ alarm (30);
while ((c = getchar ()) != EOF)
{
size_t n;
@@ -93,14 +122,14 @@ main (int argc, char **argv)
if (rc)
{
fprintf (stderr, "mu_stream_write: %s", mu_strerror (rc));
- return 1;
+ return EX_STROUT_FAIL;
}
if (n != 1)
{
fprintf (stderr, "wrote %zu bytes?\n", n);
- return 1;
+ return EX_STROUT_FAIL;
}
}
- return 0;
+ return EX_STROUT_OK;
}

Return to:

Send suggestions and report system problems to the System administrator.