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Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/readdir01.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/readdir01.c | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/readdir01.c b/winsup/testsuite/winsup.api/ltp/readdir01.c new file mode 100644 index 000000000..e8b5bd5a5 --- /dev/null +++ b/winsup/testsuite/winsup.api/ltp/readdir01.c @@ -0,0 +1,351 @@ +/* + * 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 : readdir01 + * + * EXECUTED BY : anyone + * + * TEST TITLE : write multiple files and try to find them with readdir + * + * TEST CASE TOTAL : + * + * WALL CLOCK TIME : + * + * CPU TYPES : ALL + * + * AUTHOR : Nate Straz + * + * CO-PILOT : + * + * DATE STARTED : 02/16/2001 + * + * INITIAL RELEASE : Linux 2.4.x + * + * TEST CASES + * + * 1.) Create n files and check that readdir() finds n files + * + * 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 readdir(2) system call. It is intended + * to provide a limited exposure of the system call, for now. It + * should/will be extended when full functional tests are written for + * readdir(2). + * + * 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 <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <dirent.h> +#include <unistd.h> +#include <errno.h> +#include <string.h> +#include <signal.h> + /* test.h and usctest.h are the two header files that are required by the + * quickhit package. They contain function and macro declarations which you + * can use in your test programs + */ +#include "test.h" +#include "usctest.h" + + /* The setup and cleanup functions are basic parts of a test case. These + * steps are usually put in separate functions for clarity. The help function + * is only needed when you are adding new command line options. + */ +void setup(); +void help(); +void cleanup(); + +char *TCID="readdir01"; /* Test program identifier. */ +int TST_TOTAL=2; /* Total number of test cases. */ +extern int Tst_count; /* Test Case counter for tst_* routines */ +extern int Tst_nobuf; + +int exp_enos[]={0, 0}; + +#define BASENAME "readdirfile" + +char Basename[255]; +char Fname[255]; +int Nfiles=0; + +/* To add command line options you need to declare a structure to pass to + * parse_opts(). options is the structure used in this example. The format is + * the string that should be added to optstring in getopt(3), an integer that + * will be used as a flag if the option is given, and a pointer to a string that + * should receive the optarg parameter from getopt(3). Here we add a -N + * option. Long options are not supported at this time. + */ +char *Nfilearg; +int Nflag=0; + +/* for test specific parse_opts options */ +option_t options[] = { + { "N:", &Nflag, &Nfilearg }, /* -N #files */ + { NULL, NULL, NULL } +}; + +/*********************************************************************** + * Main + ***********************************************************************/ +int +main(int ac, char **av) +{ + int lc; /* loop counter */ + const char *msg; /* message returned from parse_opts */ + int cnt; + int nfiles, fd; + char fname[255]; + DIR *test_dir; + struct dirent *dptr; + + Tst_nobuf=1; + + /*************************************************************** + * parse standard options + ***************************************************************/ + /* start off by parsing the command line options. We provide a function + * that understands many common options to control looping. If you are not + * adding any new options, pass NULL in place of options and &help. + */ + if ( (msg=parse_opts(ac, av, options, &help)) ) { + tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); + tst_exit(); + } + + if ( Nflag ) { + if (sscanf(Nfilearg, "%i", &Nfiles) != 1 ) { + tst_brkm(TBROK, NULL, "--N option arg is not a number"); + tst_exit(); + } + } + + /*************************************************************** + * perform global setup for test + ***************************************************************/ + /* Next you should run a setup routine to make sure your environment is + * sane. + */ + setup(); + + /* set the expected errnos... */ + TEST_EXP_ENOS(exp_enos); + + /*************************************************************** + * check looping state + ***************************************************************/ + /* TEST_LOOPING() is a macro that will make sure the test continues + * looping according to the standard command line args. + */ + for (lc=0; TEST_LOOPING(lc); lc++) { + + /* reset Tst_count in case we are looping. */ + Tst_count=0; + + if ( Nfiles ) + nfiles = Nfiles; + else + /* min of 10 links and max of a 100 links */ + nfiles = (lc%90)+10; + + /* create a bunch of files to look at */ + for(cnt=0; cnt < nfiles; cnt++) { + + sprintf(fname, "%s%d", Basename, cnt); + if ((fd = open(fname, O_RDWR|O_CREAT, 0700)) == -1) { + tst_brkm(TBROK, cleanup, + "open(%s, O_RDWR|O_CREAT,0700) Failed, errno=%d : %s", fname, errno, strerror(errno)); + } else if (write(fd, "hello\n", 6) < 0) { + tst_brkm(TBROK, cleanup, + "write(%s, \"hello\\n\", 6) Failed, errno=%d : %s", fname, errno, strerror(errno)); + } else if (close(fd) < 0) { + tst_res(TWARN, "close(%s) Failed, errno=%d : %s", + fname, errno, strerror(errno)); + } + } + + if ((test_dir = opendir(".")) == NULL) { + tst_resm(TFAIL, "opendir(\".\") Failed, errno=%d : %s", + errno, strerror(errno)); + } else { + /* count the entries we find to see if any are missing */ + cnt = 0; + errno = 0; + while ( (dptr = readdir(test_dir)) ) { + if (strcmp(dptr->d_name, ".") && strcmp(dptr->d_name, "..")) + cnt++; + } + + if (errno != 0) { + tst_resm(TFAIL, "readir(test_dir) Failed on try %d, errno=%d : %s", + cnt, errno, strerror(errno)); + } + if (cnt == nfiles) { + tst_resm(TPASS, "found all %d that were created", nfiles); + } else if (cnt > nfiles) { + tst_resm(TFAIL, "found more files than were created"); + tst_resm(TINFO, "created: %d, found: %d", nfiles, cnt); + } else { + tst_resm(TFAIL, "found less files than were created"); + tst_resm(TINFO, "created: %d, found: %d", nfiles, cnt); + } + } + + /* Here we clean up after the test case so we can do another iteration. + */ + for(cnt=0; cnt < nfiles; cnt++) { + + sprintf(fname, "%s%d", Basename, cnt); + + if (unlink(fname) == -1) { + tst_res(TWARN, "unlink(%s) Failed, errno=%d : %s", + Fname, errno, strerror(errno)); + } + } + + } /* End for TEST_LOOPING */ + + /*************************************************************** + * cleanup and exit + ***************************************************************/ + cleanup(); + + return 0; +} /* End main */ + +/*************************************************************** + * help + ***************************************************************/ +/* The custom help() function is really simple. Just write your help message to + * standard out. Your help function will be called after the standard options + * have been printed + */ +void +help() +{ + printf(" -N #files : create #files files every iteration\n"); +} + +/*************************************************************** + * setup() - performs all ONE TIME setup for this test. + ***************************************************************/ +void +setup() +{ + /* You will want to enable some signal handling so you can capture + * unexpected signals like SIGSEGV. + */ + tst_sig(NOFORK, DEF_HANDLER, cleanup); + + /* Pause if that option was specified */ + /* One cavet that hasn't been fixed yet. TEST_PAUSE contains the code to + * fork the test with the -c option. You want to make sure you do this + * before you create your temporary directory. + */ + TEST_PAUSE; + + /* If you are doing any file work, you should use a temporary directory. We + * provide tst_tmpdir() which will create a uniquely named temporary + * directory and cd into it. You can now create files in the current + * directory without worrying. + */ + tst_tmpdir(); + + sprintf(Basename, "%s_%d.", BASENAME, getpid()); +} + +/*************************************************************** + * 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; + + /* If you use a temporary directory, you need to be sure you remove it. Use + * tst_rmdir() to do it automatically. + */ + tst_rmdir(); + + /* exit with return code appropriate for results */ + tst_exit(); +} |