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Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/select03.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/select03.c | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/select03.c b/winsup/testsuite/winsup.api/ltp/select03.c new file mode 100644 index 000000000..d0959cb35 --- /dev/null +++ b/winsup/testsuite/winsup.api/ltp/select03.c @@ -0,0 +1,282 @@ +/* + * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it would be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * Further, this software is distributed without any warranty that it is + * free of the rightful claim of any third person regarding infringement + * or the like. Any license provided herein, whether implied or + * otherwise, applies only to this software file. Patent licenses, if + * any, provided herein do not apply to combinations of this program with + * other software, or any other product whatsoever. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston MA 02111-1307, USA. + * + * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, + * Mountain View, CA 94043, or: + * + * http://www.sgi.com + * + * For further information regarding this notice, see: + * + * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ + * + */ +/* $Id$ */ +/********************************************************** + * + * OS Test - Silicon Graphics, Inc. + * + * TEST IDENTIFIER : select03 + * + * EXECUTED BY : anyone + * + * TEST TITLE : select of fd of a named-pipe (FIFO) + * + * PARENT DOCUMENT : usctpl01 + * + * TEST CASE TOTAL : 1 + * + * WALL CLOCK TIME : 1 + * + * CPU TYPES : ALL + * + * AUTHOR : Richard Logan + * + * CO-PILOT : Glen Overby + * + * DATE STARTED : 02/24/93 + * + * INITIAL RELEASE : UNICOS 7.0 + * + * TEST CASES + * + * 1.) select(2) of fd of a named-pipe (FIFO) with no I/O and small timeout value + * + * INPUT SPECIFICATIONS + * The standard options for system call tests are accepted. + * (See the parse_opts(3) man page). + * + * OUTPUT SPECIFICATIONS + * + * DURATION + * Terminates - with frequency and infinite modes. + * + * SIGNALS + * Uses SIGUSR1 to pause before test if option set. + * (See the parse_opts(3) man page). + * + * RESOURCES + * None + * + * ENVIRONMENTAL NEEDS + * No run-time environmental needs. + * + * SPECIAL PROCEDURAL REQUIREMENTS + * None + * + * INTERCASE DEPENDENCIES + * None + * + * DETAILED DESCRIPTION + * This is a Phase I test for the select(2) system call. It is intended + * to provide a limited exposure of the system call, for now. + * + * Setup: + * Setup signal handling. + * Pause for SIGUSR1 if option specified. + * + * Test: + * Loop if the proper options are given. + * Execute system call + * Check return code, if system call failed (return=-1) + * Log the errno and Issue a FAIL message. + * Otherwise, Issue a PASS message. + * + * Cleanup: + * Print errno log and/or timing stats if options given + * + * + *#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#**/ + +#include <errno.h> +#include <signal.h> +#include <fcntl.h> /* For open system call parameters. */ +#include <signal.h> +#include <sys/param.h> +#include <sys/types.h> +#include <sys/time.h> +#include <sys/stat.h> + + +#include "test.h" +#include "usctest.h" + +#define FILENAME "select03" + +extern void setup(); +extern void cleanup(); + +char *TCID="select03"; /* Test program identifier. */ +int TST_TOTAL=1; /* Total number of test cases. */ +extern int Tst_count; /* Test Case counter for tst_* routines */ + +int Fd; +fd_set saved_Readfds, saved_Writefds; +fd_set Readfds, Writefds; + + +/*********************************************************************** + * MAIN + ***********************************************************************/ +int +main(int ac, char **av) +{ + int lc; /* loop counter */ + const char *msg; /* message returned from parse_opts */ + struct timeval timeout; + long test_time = 0; /* in usecs */ + + + /*************************************************************** + * parse standard options, and exit if there is an error + ***************************************************************/ + if ( (msg=parse_opts(ac, av, (option_t *) NULL, NULL)) != (char *) NULL ) { + tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); + tst_exit(); + } + + /*************************************************************** + * perform global setup for test + ***************************************************************/ + setup(); + + /*************************************************************** + * check looping state if -c option given + ***************************************************************/ + for (lc=0; TEST_LOOPING(lc); lc++) { + + /* reset Tst_count in case we are looping. */ + Tst_count=0; + + /* + * Assigning the specified seconds within the timeval structure. + */ + + test_time = ((lc%2000)*100000); /* 100 milli-seconds */ + + /* + * Bound the time to a value less than 60 seconds + */ + + if ( test_time > 1000000 * 60 ) + test_time = test_time % (1000000 * 60); + + timeout.tv_sec = test_time / 1000000; + timeout.tv_usec = test_time - (timeout.tv_sec * 1000000); + + Readfds = saved_Readfds; + Writefds = saved_Writefds; + + /* Call the system call being tested. */ + + TEST(select(5, &Readfds, &Writefds, 0, &timeout)); + + /* check return code */ + if ( TEST_RETURN == -1 ) { + TEST_ERROR_LOG(TEST_ERRNO); + tst_resm(TFAIL, + "%d select(5, &Readfds, &Writefds, 0, &timeout) failed errno=%d\n", + lc, errno); + } else { + + /*************************************************************** + * only perform functional verification if flag set (-f not given) + ***************************************************************/ + if ( STD_FUNCTIONAL_TEST ) { + /* Perform functional verification here */ + tst_resm(TPASS, + "select(5, &Readfds, &Writefds, 0, &timeout) timeout = %ld usecs", + test_time); + } + } + + } /* End for TEST_LOOPING */ + + /*************************************************************** + * cleanup and exit + ***************************************************************/ + cleanup(); + + return 0; +} /* End main */ + +/*************************************************************** + * setup() - performs all ONE TIME setup for this test. + ***************************************************************/ +void +setup() +{ + /* capture signals */ + tst_sig(FORK, DEF_HANDLER, cleanup); + + /* create a temporary directory and go to it */ + tst_tmpdir(); + + + /* make and open FIFO */ + if ( mkfifo(FILENAME, 0777) == -1 ) { + tst_brkm(TBROK, cleanup, "mkfifo(%s, 0777) failed, errno=%d", + FILENAME, errno); + } + + if ((Fd=open(FILENAME, O_RDWR)) == -1 ) { + tst_brkm(TBROK, cleanup, "open(%s, O_RDWR) failed, errno=%d", + FILENAME, errno); + } + + /* + * Initializing and assigning the standard output file descriptor to + * fd_set for select. + */ + + FD_ZERO(&saved_Readfds); + FD_ZERO(&saved_Writefds); + FD_SET(Fd, &saved_Readfds); + FD_SET(Fd, &saved_Writefds); + + /* Pause if that option was specified */ + TEST_PAUSE; + +} /* End setup() */ + + +/*************************************************************** + * cleanup() - performs all ONE TIME cleanup for this test at + * completion or premature exit. + ***************************************************************/ +void +cleanup() +{ + /* + * print timing stats if that option was specified. + * print errno log if that option was specified. + */ + TEST_CLEANUP; + + /* remove temporary directory and all files in it. */ + tst_rmdir(); + + /* exit with return code appropriate for results */ + tst_exit(); +} /* End cleanup() */ + + |