Fix testcases 1-3. Fix compile with remainder.

Signed-off-by: Garrett Cooper <yanegomi@gmail.com>
diff --git a/testcases/kernel/syscalls/writev/writev01.c b/testcases/kernel/syscalls/writev/writev01.c
index 8b12e59..cde34e3 100644
--- a/testcases/kernel/syscalls/writev/writev01.c
+++ b/testcases/kernel/syscalls/writev/writev01.c
@@ -25,7 +25,7 @@
  *	Testcase to check the basic functionality of writev(2) system call.
  *
  * ALGORITHM
- *	Create a IO vector, and attempt to writev() various components of it.
+ *	Create a IO vector, and attempt to writev various components of it.
  *
  * USAGE:  <for command-line>
  *	writev01 [-c n] [-e] [-i n] [-I x] [-P x] [-t]
@@ -117,12 +117,10 @@
 int fd[4], in_sighandler;
 int pfd[2];			/* pipe fd's */
 char *buf_list[NBUFS];
-int fail;
 
 void sighandler(int);
-long l_seek(int, long, int);
 int fill_mem(char *, int, int);
-int init_buffs(char *[]);
+void init_buffs(char *[]);
 void setup(void);
 void cleanup(void);
 
@@ -136,19 +134,13 @@
 	int lc;			/* loop counter */
 	char *msg;		/* message returned from parse_opts */
 
-	/* parse standard options */
-	if ((msg = parse_opts(argc, argv, NULL, NULL)) !=
-	    NULL) {
+	if ((msg = parse_opts(argc, argv, NULL, NULL)) != NULL)
 		tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg);
-	 }
 
-	/* set "tstdir", and "testfile" vars */
 	setup();
 
-	/* The following loop checks looping state if -i option given */
 	for (lc = 0; TEST_LOOPING(lc); lc++) {
 
-		/* reset Tst_count in case we are looping */
 		Tst_count = 0;
 
 		buf_list[0] = buf1;
@@ -158,63 +150,40 @@
 
 		fd[1] = -1;	/* Invalid file descriptor  */
 
-		if (signal(SIGTERM, sighandler) == SIG_ERR) {
-			perror("signal: SIGTERM");
-			cleanup();
-		 }
+		if (signal(SIGTERM, sighandler) == SIG_ERR)
+			tst_brkm(TBROK|TERRNO, cleanup,
+			    "signal(SIGTERM, ..) failed");
 
-		if (signal(SIGPIPE, sighandler) == SIG_ERR) {
-			perror("signal: SIGPIPE");
-			cleanup();
-		 }
+		if (signal(SIGPIPE, sighandler) == SIG_ERR)
+			tst_brkm(TBROK|TERRNO, cleanup,
+			    "signal(SIGPIPE, ..) failed");
 
 		init_buffs(buf_list);
 
-		if ((fd[0] = open(f_name, O_WRONLY | O_CREAT, 0666)) < 0) {
-			tst_resm(TFAIL, "open failed: fname = %s, errno = %d",
-				 f_name, errno);
-			cleanup();
-		 } else
-		    if ((nbytes = write(fd[0], buf_list[2], K_1)) != K_1) {
-			tst_resm(TFAIL,
-				 "write failed: nbytes = %d, " "errno = %d",
-				 nbytes, errno);
-			cleanup();
-		 }
+		if ((fd[0] = open(f_name, O_WRONLY | O_CREAT, 0666)) == -1)
+			tst_brkm(TBROK|TERRNO, cleanup,
+			    "open(.., O_WRONLY|O_CREAT, ..) failed");
+		else
+			if ((nbytes = write(fd[0], buf_list[2], K_1)) != K_1)
+				tst_brkm(TBROK|TERRNO, cleanup, "write failed");
 
-		if (close(fd[0]) < 0) {
-			tst_resm(TFAIL, "close failed: errno: %d", errno);
-			cleanup();
-		 }
+		if (close(fd[0]) == -1)
+			tst_brkm(TBROK|TERRNO, cleanup, "close failed");
 
-		if ((fd[0] = open(f_name, O_RDWR, 0666)) < 0) {
-			tst_resm(TFAIL, "open failed: fname = %s, errno = %d",
-				 f_name, errno);
-			cleanup();
-		 }
-//block1: /* given vector length -1, writev() return EINVAL. */
-		tst_resm(TINFO, "Enter Block 1");
-		fail = 0;
+		if ((fd[0] = open(f_name, O_RDWR, 0666)) == -1)
+			tst_brkm(TBROK|TERRNO, cleanup, "open failed");
+//block1: /* given vector length -1, writev return EINVAL. */
+		tst_resm(TPASS, "Enter Block 1");
 
 		TEST(writev(fd[0], wr_iovec, 1));
-		if (TEST_RETURN < 0) {
-			TEST_ERROR_LOG(TEST_ERRNO);
-			if (TEST_ERRNO == EINVAL) {
-				tst_resm(TINFO, "Received EINVAL as expected");
-			} else {
+		if (TEST_RETURN == -1) {
+			if (TEST_ERRNO == EINVAL)
+				tst_resm(TPASS, "Received EINVAL as expected");
+			else
 				tst_resm(TFAIL, "Expected errno = EINVAL, "
 					 "got %d", TEST_ERRNO);
-				fail = 1;
-			}
-		} else {
-			tst_resm(TFAIL, "writev() failed to fail");
-			fail = 1;
-		}
-		if (fail) {
-			tst_resm(TINFO, "block 1 FAILED");
-		} else {
-			tst_resm(TINFO, "block 1 PASSED");
-		}
+		} else
+			tst_resm(TFAIL, "writev failed to fail");
 		tst_resm(TINFO, "Exit block 1");
 
 //block2:
@@ -222,249 +191,145 @@
 		 * 1. it is not using the wr_iovec initialized
 		 * 2. read() and following message is not consistent
 		 */
-		tst_resm(TINFO, "Enter block 2");
-		fail = 0;
+		tst_resm(TPASS, "Enter block 2");
 
-		if (l_seek(fd[0], CHUNK * 6, 0) < 0) {
-			TEST_ERROR_LOG(errno);
-			tst_resm(TBROK, "block2: 1st lseek failed");
-			fail = 1;
-		}
+		if (lseek(fd[0], CHUNK * 6, 0) == -1)
+			tst_resm(TBROK|TERRNO, "block2: 1st lseek failed");
 
 		if ((ret = writev(fd[0], (wr_iovec + 6), 3)) == CHUNK) {
-			if (l_seek(fd[0], CHUNK * 6, 0) < 0) {
-				TEST_ERROR_LOG(errno);
-				tst_resm(TFAIL, "block2: 2nd lseek failed");
-				fail = 1;
-			}
-			if ((nbytes = read(fd[0], buf_list[0], CHUNK)) != CHUNK) {
-				perror("read error");
-				tst_resm(TFAIL, "expected nbytes = 1024, "
-					 "got = %d", nbytes);
-				fail = 1;
-			} else if (memcmp((buf_list[0] + CHUNK * 6),
+			if (lseek(fd[0], CHUNK * 6, 0) == -1)
+				tst_brkm(TBROK|TERRNO, cleanup,
+				    "block2: 2nd lseek failed");
+			if ((nbytes = read(fd[0], buf_list[0], CHUNK)) !=
+			    CHUNK)
+				tst_resm(TFAIL, "read failed; expected nbytes "
+				    "= 1024, got = %d", nbytes);
+			else if (memcmp((buf_list[0] + CHUNK * 6),
 					  (buf_list[2] + CHUNK * 6),
-					  CHUNK) != 0) {
-				tst_resm(TFAIL, "Error: writev() over "
+					  CHUNK) != 0)
+				tst_resm(TFAIL, "writev over "
 					 "wrote %s", f_name);
-				fail = 1;
-			}
-		} else {
-			tst_resm(TFAIL, "writev() failed unexpectedly");
-			fail = 1;
-		}
-		if (fail) {
-			tst_resm(TINFO, "block 2 FAILED");
-		} else {
-			tst_resm(TINFO, "block 2 PASSED");
-		}
+		} else
+			tst_resm(TFAIL|TERRNO, "writev failed unexpectedly");
 		tst_resm(TINFO, "Exit block 2");
 
-//block3: /* given 1 bad vector buffer with good ones, writev() success */
-		tst_resm(TINFO, "Enter block 3");
-		fail = 0;
+//block3: /* given 1 bad vector buffer with good ones, writev success */
+		tst_resm(TPASS, "Enter block 3");
 
-		if (lseek(fd[0], CHUNK * 6, 0) < 0) {
-			TEST_ERROR_LOG(errno);
-			tst_resm(TFAIL, "block3: 1st lseek failed");
-			fail = 1;
-		}
-		if ((nbytes = writev(fd[0], (wr_iovec + 6), 3)) < 0) {
-			TEST_ERROR_LOG(errno);
-			if (errno == EFAULT) {
+		if (lseek(fd[0], CHUNK * 6, 0) == -1)
+			tst_brkm(TBROK|TERRNO, cleanup,
+			    "block3: 1st lseek failed");
+		if ((nbytes = writev(fd[0], (wr_iovec + 6), 3)) == -1) {
+			if (errno == EFAULT)
 				tst_resm(TFAIL, "Got EFAULT");
-				fail = 1;
-			}
 		}
-		if (l_seek(fd[0], 0, 0) < 0) {
-			TEST_ERROR_LOG(errno);
-			tst_resm(TFAIL, "block3: 2nd lseek failed");
-			fail = 1;
-		}
+		if (lseek(fd[0], 0, 0) == -1)
+			tst_brkm(TBROK, cleanup, "block3: 2nd lseek failed");
 		if ((nbytes = read(fd[0], buf_list[0], K_1)) != K_1) {
-			perror("read error");
-			tst_resm(TFAIL, "expected nbytes = 1024, got = %d",
-				 nbytes);
-			fail = 1;
+			tst_resm(TFAIL|TERRNO,
+			    "read failed; expected nbytes = 1024, got = %d",
+			    nbytes);
 		} else if (memcmp((buf_list[0] + CHUNK * 6),
-				  (buf_list[2] + CHUNK * 6), CHUNK * 3) != 0) {
-			tst_resm(TFAIL, "Error: writev() over wrote %s",
-				 f_name);
-			fail = 1;
-		}
+				  (buf_list[2] + CHUNK * 6), CHUNK * 3) != 0)
+			tst_resm(TFAIL, "writev overwrote file");
 
-		if (fail) {
-			tst_resm(TINFO, "block 3 FAILED");
-		} else {
-			tst_resm(TINFO, "block 3 PASSED");
-		}
 		tst_resm(TINFO, "Exit block 3");
 
-//block4: /* given bad file discriptor, writev() return EBADF. */
-		tst_resm(TINFO, "Enter block 4");
-		fail = 0;
+//block4: /* given bad file discriptor, writev return EBADF. */
+		tst_resm(TPASS, "Enter block 4");
 
 		TEST(writev(fd[1], (wr_iovec + 9), 1));
-		if (TEST_RETURN < 0) {
-			TEST_ERROR_LOG(TEST_ERRNO);
-			if (TEST_ERRNO == EBADF) {
-				tst_resm(TINFO, "Received EBADF as expected");
-			} else {
+		if (TEST_RETURN == -1) {
+			if (TEST_ERRNO == EBADF)
+				tst_resm(TPASS, "Received EBADF as expected");
+			else
 				tst_resm(TFAIL, "expected errno = EBADF, "
 					 "got %d", TEST_ERRNO);
-				fail = 1;
-			}
-		} else {
-			tst_resm(TFAIL, "Error: writev() returned a "
+		} else
+			tst_resm(TFAIL, "writev returned a "
 				 "positive value");
-			fail = 1;
-		}
 
-		if (fail) {
-			tst_resm(TINFO, "block 4 FAILED");
-		} else {
-			tst_resm(TINFO, "block 4 PASSED");
-		}
 		tst_resm(TINFO, "Exit block 4");
 
-//block5: /* given invalid vector count, writev() return EINVAL */
-		tst_resm(TINFO, "Enter block 5");
-		fail = 0;
+//block5: /* given invalid vector count, writev return EINVAL */
+		tst_resm(TPASS, "Enter block 5");
 
 		TEST(writev(fd[0], (wr_iovec + 10), -1));
-		if (TEST_RETURN < 0) {
-			TEST_ERROR_LOG(TEST_ERRNO);
-			if (TEST_ERRNO == EINVAL) {
-				tst_resm(TINFO, "Received EINVAL as expected");
-			} else {
+		if (TEST_RETURN == -1) {
+			if (TEST_ERRNO == EINVAL)
+				tst_resm(TPASS, "Received EINVAL as expected");
+			else
 				tst_resm(TFAIL, "expected errno = EINVAL, "
 					 "got %d", TEST_ERRNO);
-				fail = 1;
-			}
-		} else {
-			tst_resm(TFAIL, "Error: writev() returned a "
+		} else
+			tst_resm(TFAIL, "writev returned a "
 				 "positive value");
-			fail = 1;
-		}
 
-		if (fail) {
-			tst_resm(TINFO, "block 5 FAILED");
-		} else {
-			tst_resm(TINFO, "block 5 PASSED");
-		}
 		tst_resm(TINFO, "Exit block 5");
 
-//block6: /* given no buffer vector, writev() success */
-		tst_resm(TINFO, "Enter block 6");
-		fail = 0;
+//block6: /* given no buffer vector, writev success */
+		tst_resm(TPASS, "Enter block 6");
 
 		TEST(writev(fd[0], (wr_iovec + 11), 0));
-		if (TEST_RETURN < 0) {
-			TEST_ERROR_LOG(TEST_ERRNO);
-			tst_resm(TFAIL, "writev() failed with unexpected errno "
-				 "%d", TEST_ERRNO);
-			fail = 1;
-		} else {
-			tst_resm(TPASS, "writev() wrote 0 iovectors");
-		}
+		if (TEST_RETURN == -1)
+			tst_resm(TFAIL|TTERRNO, "writev failed");
+		else
+			tst_resm(TPASS, "writev wrote 0 iovectors");
 
-		if (fail) {
-			tst_resm(TINFO, "block 6 FAILED");
-		} else {
-			tst_resm(TINFO, "block 6 PASSED");
-		}
 		tst_resm(TINFO, "Exit block 6");
 
 //block7:
 		/* given 4 vectors, 2 are NULL, 1 with 0 length and 1 with fixed length,
-		 * writev() success writing fixed length.
+		 * writev success writing fixed length.
 		 */
-		tst_resm(TINFO, "Enter block 7");
-		fail = 0;
+		tst_resm(TPASS, "Enter block 7");
 
-		l_seek(fd[0], CHUNK * 12, 0);
-		if ((ret = writev(fd[0], (wr_iovec + 12), 4)) != CHUNK) {
-			tst_resm(TFAIL, "writev() failed writing %d bytes, "
+		if (lseek(fd[0], CHUNK * 12, 0) == -1)
+			tst_resm(TBROK, "lseek failed");
+		else if ((ret = writev(fd[0], (wr_iovec + 12), 4)) != CHUNK)
+			tst_resm(TFAIL, "writev failed writing %d bytes, "
 				 "followed by two NULL vectors", CHUNK);
-			fail = 1;
-		} else {
+		else
 			tst_resm(TPASS, "writev passed writing %d bytes, "
 				 "followed by two NULL vectors", CHUNK);
-		}
 
-		if (fail) {
-			tst_resm(TINFO, "block 7 FAILED");
-		} else {
-			tst_resm(TINFO, "block 7 PASSED");
-		}
 		tst_resm(TINFO, "Exit block 7");
 
-//block8: /* try to write to a closed pipe, writev() return EPIPE. */
-		tst_resm(TINFO, "Enter block 8");
-		fail = 0;
+//block8: /* try to write to a closed pipe, writev return EPIPE. */
+		tst_resm(TPASS, "Enter block 8");
 
-		if (pipe(pfd) < 0) {
-			TEST_ERROR_LOG(errno);
-			perror("pipe");
-			tst_resm(TFAIL, "pipe failed: errno = %d", errno);
-			fail = 1;
-		} else {
-			if (close(pfd[0]) < 0) {
-				TEST_ERROR_LOG(errno);
-				perror("close");
-				tst_resm(TFAIL, "close failed: errno = %d",
-					 errno);
-				fail = 1;
-			} else if ((writev(pfd[1], (wr_iovec + 12), 1)
-				    < 0) && in_sighandler) {
-				TEST_ERROR_LOG(errno);
-				if (errno == EPIPE) {
-					tst_resm(TINFO, "Received EPIPE as "
+		if (pipe(pfd) == -1)
+			tst_resm(TFAIL|TERRNO, "pipe failed");
+		else {
+			if (close(pfd[0]) == -1)
+				tst_resm(TFAIL|TERRNO, "close failed");
+			else if (writev(pfd[1], (wr_iovec + 12), 1) == -1 &&
+			    in_sighandler) {
+				if (errno == EPIPE)
+					tst_resm(TPASS, "Received EPIPE as "
 						 "expected");
-				} else {
-					tst_resm(TFAIL, "expected errno = "
-						 "EPIPE, got %d", errno);
-					fail = 1;
-				}
-			} else {
-				tst_resm(TFAIL, "Error: writev() returned a "
-					 "positive value");
-				fail = 1;
-			}
-		}
-		if (fail) {
-			tst_resm(TINFO, "block 8 FAILED");
-		} else {
-			tst_resm(TINFO, "block 8 PASSED");
+				else
+					tst_resm(TFAIL|TERRNO,
+					    "didn't get EPIPE");
+			} else
+				tst_resm(TFAIL, "writev returned a positive "
+						"value");
 		}
 		tst_resm(TINFO, "Exit block 8");
 	}
-	close(fd[0]);
-	close(fd[1]);
 	cleanup();
 	tst_exit();
 }
 
-/*
- * setup()
- *	performs all ONE TIME setup for this test
- */
 void setup(void)
 {
 
-	tst_sig(FORK, DEF_HANDLER, cleanup);
+	tst_sig(FORK, sighandler, cleanup);
 
-	/* Set up the expected error numbers for -e option */
 	TEST_EXP_ENOS(exp_enos);
 
-	/* Pause if that option was specified.
-	 * TEST_PAUSE contains the code to fork the test with the -i option.
-	 * You want to make sure you do this before you create your temporary
-	 * directory.
-	 */
 	TEST_PAUSE;
 
-	/* Create a unique temporary directory and chdir() to it. */
 	tst_tmpdir();
 
 	strcpy(name, DATA_FILE);
@@ -472,35 +337,30 @@
 
 	bad_addr = mmap(0, 1, PROT_NONE,
 			MAP_PRIVATE_EXCEPT_UCLINUX | MAP_ANONYMOUS, 0, 0);
-	if (bad_addr == MAP_FAILED) {
-		printf("mmap failed\n");
-	}
+	if (bad_addr == MAP_FAILED)
+		tst_brkm(TBROK|TERRNO, cleanup, "mmap failed");
 	wr_iovec[7].iov_base = bad_addr;
 
 }
 
-/*
- * cleanup()
- *	performs all ONE TIME cleanup for this test at
- *	completion or premature exit
- */
 void cleanup(void)
 {
-	/*
-	 * print timing stats if that option was specified.
-	 * print errno log if that option was specified.
-	 */
 	TEST_CLEANUP;
 
-	if (unlink(f_name) < 0) {
-		tst_resm(TFAIL, "unlink Failed--file = %s, errno = %d",
-			 f_name, errno);
-	}
+	if (munmap(bad_addr, 1) == -1)
+		tst_resm(TBROK|TERRNO, "munmap failed");
+
+	close(fd[0]);
+	close(fd[1]);
+
+	if (unlink(f_name) == -1)
+		tst_resm(TBROK|TERRNO, "unlink failed");
+
 	tst_rmdir();
 
 }
 
-int init_buffs(char *pbufs[])
+void init_buffs(char *pbufs[])
 {
 	int i;
 
@@ -517,11 +377,9 @@
 			break;
 
 		default:
-			tst_resm(TFAIL, "Error detected: init_buffs()");
-			cleanup();
-		 }
+			tst_brkm(TBROK, cleanup, "error detected: init_buffs");
+		}
 	}
-	return 0;
 }
 
 int fill_mem(char *c_ptr, int c1, int c2)
@@ -545,29 +403,11 @@
 		break;
 
 	case SIGPIPE:
-		++in_sighandler;
+		in_sighandler++;
 		return;
 
 	default:
-		tst_resm(TFAIL, "sighandler() received invalid "
-			 "signal:%d", sig);
+		tst_resm(TFAIL, "sighandler received invalid signal:%d", sig);
 		break;
 	}
-
-	if (unlink(f_name) < 0) {
-		tst_resm(TFAIL, "unlink Failed--file = %s, errno = %d",
-			 f_name, errno);
-		tst_exit();
-	 }
-	exit(sig);
 }
-
-long l_seek(int fdesc, long offset, int whence)
-{
-	if (lseek(fdesc, offset, whence) < 0) {
-		perror("lseek");
-		tst_resm(TFAIL, "lseek Failed : errno = %d", errno);
-		fail = 1;
-	}
-	return 0;
-}
\ No newline at end of file