cleanup code indent

Cleanup the code indent using:

find . -name *.c -exec Lindent {} \;

It's really a big change, but can fix almost all of
the indent problem in C code, although we can't
ensure all of the changes are right, but the error
changes are really few.

Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
diff --git a/lib/parse_opts.c b/lib/parse_opts.c
index 211299d..d07217c 100644
--- a/lib/parse_opts.c
+++ b/lib/parse_opts.c
@@ -84,7 +84,7 @@
 #endif /* UNIT_TEST */
 
 #include "test.h"
-#define _USC_LIB_   1	/* indicates we are the library to the usctest.h include */
+#define _USC_LIB_   1		/* indicates we are the library to the usctest.h include */
 #include "usctest.h"
 
 #ifndef USC_COPIES
@@ -100,80 +100,84 @@
 #endif
 
 /* The timing information block. */
-struct tblock tblock={0,((long) -1)>>1,0,0};
+struct tblock tblock = { 0, ((long)-1) >> 1, 0, 0 };
 
 #ifdef GARRETT_IS_A_PEDANTIC_BASTARD
-extern pid_t	spawned_program_pid;
+extern pid_t spawned_program_pid;
 #endif
 
 /* Define flags and args for standard options */
-int STD_FUNCTIONAL_TEST=1,	/* flag indicating to do functional testing code */
-    STD_TIMING_ON=0,		/* flag indicating to print timing stats */
-    STD_PAUSE=0,		/* flag indicating to pause before actual start, */
-				/* for contention mode */
-    STD_INFINITE=0,		/* flag indciating to loop forever */
-    STD_LOOP_COUNT=1,		/* number of iterations */
-    STD_COPIES=1,		/* number of copies */
-    STD_ERRNO_LOG=0;		/* flag indicating to do errno logging */
+int STD_FUNCTIONAL_TEST = 1,	/* flag indicating to do functional testing code */
+    STD_TIMING_ON = 0,		/* flag indicating to print timing stats */
+    STD_PAUSE = 0,		/* flag indicating to pause before actual start, */
+    /* for contention mode */
+    STD_INFINITE = 0,		/* flag indciating to loop forever */
+    STD_LOOP_COUNT = 1,		/* number of iterations */
+    STD_COPIES = 1,		/* number of copies */
+    STD_ERRNO_LOG = 0;		/* flag indicating to do errno logging */
 
-float STD_LOOP_DURATION=0.0,    /* duration value in fractional seconds */
-      STD_LOOP_DELAY=0.0;	/* loop delay value in fractional seconds */
-
+float STD_LOOP_DURATION = 0.0,	/* duration value in fractional seconds */
+    STD_LOOP_DELAY = 0.0;	/* loop delay value in fractional seconds */
 
 char **STD_opt_arr = NULL;	/* array of option strings */
-int    STD_nopts=0,		/* number of elements in STD_opt_arr */
-       STD_argind=1;		/* argv index to next argv element */
+int STD_nopts = 0,		/* number of elements in STD_opt_arr */
+    STD_argind = 1;		/* argv index to next argv element */
 				/* (first argument) */
 				/* To getopt users, it is like optind */
 
 /*
  * The following variables are to support system testing additions.
  */
-static int  STD_TP_barrier=0;	/* flag to do barrier in TEST_PAUSE */
+static int STD_TP_barrier = 0;	/* flag to do barrier in TEST_PAUSE */
 				/* 2 - wait_barrier(), 3 - set_barrier(), * - barrier() */
-static int  STD_LP_barrier=0;	/* flag to do barrier in TEST_LOOPING */
+static int STD_LP_barrier = 0;	/* flag to do barrier in TEST_LOOPING */
 				/* 2 - wait_barrier(), 3 - set_barrier(), * - barrier() */
-static int  STD_TP_shmem_sz=0;	/* shmalloc this many words per pe in TEST_PAUSE */
-static int  STD_LD_shmem=0; 	/* flag to do shmem_puts and shmem_gets during delay */
-static int  STD_LP_shmem=0; 	/* flag to do shmem_puts and gets during TEST_LOOPING */
-static int  STD_LD_recfun=0;	/* do recressive function calls in loop delay */
-static int  STD_LP_recfun=0;	/* do recressive function calls in TEST_LOOPING */
-static int  STD_TP_sbrk=0;	/* do sbrk in TEST_PAUSE */
-static int  STD_LP_sbrk=0;	/* do sbrk in TEST_LOOPING */
-static char *STD_start_break=0; /* original sbrk size */
-static int  Debug=0;
+static int STD_TP_shmem_sz = 0;	/* shmalloc this many words per pe in TEST_PAUSE */
+static int STD_LD_shmem = 0;	/* flag to do shmem_puts and shmem_gets during delay */
+static int STD_LP_shmem = 0;	/* flag to do shmem_puts and gets during TEST_LOOPING */
+static int STD_LD_recfun = 0;	/* do recressive function calls in loop delay */
+static int STD_LP_recfun = 0;	/* do recressive function calls in TEST_LOOPING */
+static int STD_TP_sbrk = 0;	/* do sbrk in TEST_PAUSE */
+static int STD_LP_sbrk = 0;	/* do sbrk in TEST_LOOPING */
+static char *STD_start_break = 0;	/* original sbrk size */
+static int Debug = 0;
 
 struct std_option_t {
-    char *optstr;
-    char *help;
-    char *flag;
-    char **arg;
+	char *optstr;
+	char *help;
+	char *flag;
+	char **arg;
 } std_options[] = {
-    { "c:", "  -c n    Run n copies concurrently\n", NULL, NULL},
-    { "e" , "  -e      Turn on errno logging\n", NULL, NULL},
-    { "f" , "  -f      Turn off functional testing\n", NULL, NULL},
-    { "h" , "  -h      Show this help screen\n", NULL, NULL},
-    { "i:", "  -i n    Execute test n times\n", NULL, NULL},
-    { "I:", "  -I x    Execute test for x seconds\n", NULL, NULL},
-    { "p" , "  -p      Pause for SIGUSR1 before starting\n", NULL, NULL},
-    { "P:", "  -P x    Pause for x seconds between iterations\n", NULL, NULL},
-    { "t" , "  -t      Turn on syscall timing\n", NULL, NULL},
+	{
+	"c:", "  -c n    Run n copies concurrently\n", NULL, NULL}, {
+	"e", "  -e      Turn on errno logging\n", NULL, NULL}, {
+	"f", "  -f      Turn off functional testing\n", NULL, NULL}, {
+	"h", "  -h      Show this help screen\n", NULL, NULL}, {
+	"i:", "  -i n    Execute test n times\n", NULL, NULL}, {
+	"I:", "  -I x    Execute test for x seconds\n", NULL, NULL}, {
+	"p", "  -p      Pause for SIGUSR1 before starting\n", NULL, NULL}, {
+	"P:", "  -P x    Pause for x seconds between iterations\n", NULL, NULL},
+	{
+	"t", "  -t      Turn on syscall timing\n", NULL, NULL},
 #ifdef UCLINUX
-    { "C:", "  -C ARG  Run the child process with arguments ARG (for internal use)\n",
-      NULL, NULL},
+	{
+	"C:",
+		    "  -C ARG  Run the child process with arguments ARG (for internal use)\n",
+		    NULL, NULL},
 #endif
-    {NULL, NULL, NULL, NULL}};
+	{
+NULL, NULL, NULL, NULL}};
 
-void print_help(void (*user_help)());
+void print_help(void (*user_help) ());
 
 /*
  * Structure for usc_recressive_func argument
  */
 struct usc_bigstack_t {
-   char space[4096];
+	char space[4096];
 };
 
-static struct usc_bigstack_t *STD_bigstack=NULL;
+static struct usc_bigstack_t *STD_bigstack = NULL;
 
 /*
  * Counter of errnos returned (-e option).  Indexed by errno.
@@ -205,386 +209,411 @@
 /**********************************************************************
  * parse_opts:
  **********************************************************************/
-char *
-parse_opts(int ac, char **av, const option_t *user_optarr, void (*uhf)())
+char *parse_opts(int ac, char **av, const option_t * user_optarr,
+		 void (*uhf) ())
 {
-    int found;		/* flag to indicate that an option specified was */
-			/* found in the user's list */
-    int k;		/* scratch integer for returns and short time usage */
-    float  ftmp;	/* tmp float for parsing env variables */
-    char *ptr;		/* used in getting env variables */
-    int options=0;	/* no options specified */
-    int optstrlen, i;
-    char *optionstr;
-    int opt;		/* return of getopt */
+	int found;		/* flag to indicate that an option specified was */
+	/* found in the user's list */
+	int k;			/* scratch integer for returns and short time usage */
+	float ftmp;		/* tmp float for parsing env variables */
+	char *ptr;		/* used in getting env variables */
+	int options = 0;	/* no options specified */
+	int optstrlen, i;
+	char *optionstr;
+	int opt;		/* return of getopt */
 
-    /*
-     * If not the first time this function is called, release the old STD_opt_arr
-     * vector.
-     */
+	/*
+	 * If not the first time this function is called, release the old STD_opt_arr
+	 * vector.
+	 */
 
 #ifdef GARRETT_IS_A_PEDANTIC_BASTARD
-    spawned_program_pid = getpid();
+	spawned_program_pid = getpid();
 #endif
 
-    if (STD_opt_arr != NULL) {
-	free(STD_opt_arr);
-	STD_opt_arr = NULL;
-    }
-    /* Calculate how much space we need for the option string */
-    optstrlen = 0;
-    for (i = 0; std_options[i].optstr; ++i)
-	optstrlen += strlen(std_options[i].optstr);
-    if (user_optarr)
-	for (i = 0; user_optarr[i].option; ++i) {
-	    if (strlen(user_optarr[i].option) > 2)
-		return "parse_opts: ERROR - Only short options are allowed";
-	    optstrlen += strlen(user_optarr[i].option);
+	if (STD_opt_arr != NULL) {
+		free(STD_opt_arr);
+		STD_opt_arr = NULL;
 	}
-    optstrlen += 1;
+	/* Calculate how much space we need for the option string */
+	optstrlen = 0;
+	for (i = 0; std_options[i].optstr; ++i)
+		optstrlen += strlen(std_options[i].optstr);
+	if (user_optarr)
+		for (i = 0; user_optarr[i].option; ++i) {
+			if (strlen(user_optarr[i].option) > 2)
+				return
+				    "parse_opts: ERROR - Only short options are allowed";
+			optstrlen += strlen(user_optarr[i].option);
+		}
+	optstrlen += 1;
 
-    /* Create the option string for getopt */
-    optionstr = malloc(optstrlen);
-    if (!optionstr)
-	return "parse_opts: ERROR - Could not allocate memory for optionstr";
+	/* Create the option string for getopt */
+	optionstr = malloc(optstrlen);
+	if (!optionstr)
+		return
+		    "parse_opts: ERROR - Could not allocate memory for optionstr";
 
-    optionstr[0] = '\0';
+	optionstr[0] = '\0';
 
-    for (i = 0; std_options[i].optstr; ++i)
-	strcat(optionstr, std_options[i].optstr);
-    if (user_optarr)
-	for (i = 0; user_optarr[i].option; ++i)
-	    /* only add the option if it wasn't there already */
-	    if (strchr(optionstr, user_optarr[i].option[0]) == NULL)
-		strcat(optionstr, user_optarr[i].option);
+	for (i = 0; std_options[i].optstr; ++i)
+		strcat(optionstr, std_options[i].optstr);
+	if (user_optarr)
+		for (i = 0; user_optarr[i].option; ++i)
+			/* only add the option if it wasn't there already */
+			if (strchr(optionstr, user_optarr[i].option[0]) == NULL)
+				strcat(optionstr, user_optarr[i].option);
 
 #if DEBUG > 1
-    printf("STD_nopts = %d\n", STD_nopts);
+	printf("STD_nopts = %d\n", STD_nopts);
 #endif
 
-    /*
-     *  Loop through av parsing options.
-     */
-    while ((opt = getopt(ac, av, optionstr)) > 0) {
+	/*
+	 *  Loop through av parsing options.
+	 */
+	while ((opt = getopt(ac, av, optionstr)) > 0) {
 
-	STD_argind = optind;
+		STD_argind = optind;
 #if DEBUG > 0
-	printf("parse_opts: getopt returned '%c'\n", opt);
+		printf("parse_opts: getopt returned '%c'\n", opt);
 #endif
 
-	switch (opt) {
-		case '?': /* Unknown option */
+		switch (opt) {
+		case '?':	/* Unknown option */
 			return "Unknown option";
 			break;
-		case ':': /* Missing Arg */
+		case ':':	/* Missing Arg */
 			return "Missing argument";
 			break;
-		case 'i': /* Iterations */
+		case 'i':	/* Iterations */
 			options |= OPT_iteration;
 			STD_LOOP_COUNT = atoi(optarg);
-			if (STD_LOOP_COUNT == 0) STD_INFINITE = 1;
+			if (STD_LOOP_COUNT == 0)
+				STD_INFINITE = 1;
 			break;
-		case 'P': /* Delay between iterations */
+		case 'P':	/* Delay between iterations */
 			options |= OPT_delay;
 			STD_LOOP_DELAY = atof(optarg);
 			break;
-		case 'I': /* Time duration */
+		case 'I':	/* Time duration */
 			options |= OPT_duration;
 			STD_LOOP_DURATION = atof(optarg);
-			if (STD_LOOP_DURATION == 0.0) STD_INFINITE=1;
+			if (STD_LOOP_DURATION == 0.0)
+				STD_INFINITE = 1;
 			break;
-		case 'c': /* Copies */
+		case 'c':	/* Copies */
 			fprintf(stderr,
-			        "WARNING * WARNING * WARNING * WARNING * "
-			        "WARNING * WARNING * WARNING * WARNING\n\n"
-			        "The -c option is broken by desing. See:\n\n"
-			        "http://www.mail-archive.com/"
-			        "ltp-list@lists.sourceforge.net/msg13418.html\n"
-			        "\nIn short don't use it in runtest files "
-			        "as the option will be removed.\n\n"
+				"WARNING * WARNING * WARNING * WARNING * "
+				"WARNING * WARNING * WARNING * WARNING\n\n"
+				"The -c option is broken by desing. See:\n\n"
+				"http://www.mail-archive.com/"
+				"ltp-list@lists.sourceforge.net/msg13418.html\n"
+				"\nIn short don't use it in runtest files "
+				"as the option will be removed.\n\n"
 				"WARNING * WARNING * WARNING * WARNING * "
 				"WARNING * WARNING * WARNING * WARNING\n\n");
 			options |= OPT_copies;
 			STD_COPIES = atoi(optarg);
 			break;
-		case 'f': /* Functional testing */
+		case 'f':	/* Functional testing */
 			STD_FUNCTIONAL_TEST = 0;
 			break;
-		case 'p': /* Pause for SIGUSR1 */
+		case 'p':	/* Pause for SIGUSR1 */
 			STD_PAUSE = 1;
 			break;
-		case 't': /* syscall timing */
+		case 't':	/* syscall timing */
 			STD_TIMING_ON = 1;
 			break;
-		case 'e': /* errno loggin */
+		case 'e':	/* errno loggin */
 			STD_ERRNO_LOG = 1;
 			break;
-		case 'h': /* Help */
+		case 'h':	/* Help */
 			print_help(uhf);
 			exit(0);
 			break;
 #ifdef UCLINUX
-		case 'C': /* Run child */
+		case 'C':	/* Run child */
 			child_args = optarg;
 			break;
 #endif
 		default:
 
-            /* Check all the user specified options */
-            found=0;
-	    for (i = 0; user_optarr[i].option; ++i) {
+			/* Check all the user specified options */
+			found = 0;
+			for (i = 0; user_optarr[i].option; ++i) {
 
-		if (opt == user_optarr[i].option[0]) {
-                    /* Yup, This is a user option, set the flag and look for argument */
-		    if (user_optarr[i].flag) {
-                        *user_optarr[i].flag=1;
-		    }
-                    found++;
+				if (opt == user_optarr[i].option[0]) {
+					/* Yup, This is a user option, set the flag and look for argument */
+					if (user_optarr[i].flag) {
+						*user_optarr[i].flag = 1;
+					}
+					found++;
 
-		    /* save the argument at the user's location */
-                    if (user_optarr[i].option[strlen(user_optarr[i].option)-1] == ':') {
-                        *user_optarr[i].arg = optarg;
-                    }
-                    break;  /* option found - break out of the for loop */
-                }
-            }
-	    /* This condition "should never happen".  SO CHECK FOR IT!!!! */
-            if (!found) {
-                sprintf(Mesg2,
-		    "parse_opts: ERROR - option:\"%c\" NOT FOUND... INTERNAL "
-		    "ERROR", opt);
-                return(Mesg2);
-            }
+					/* save the argument at the user's location */
+					if (user_optarr[i].
+					    option[strlen(user_optarr[i].option)
+						   - 1] == ':') {
+						*user_optarr[i].arg = optarg;
+					}
+					break;	/* option found - break out of the for loop */
+				}
+			}
+			/* This condition "should never happen".  SO CHECK FOR IT!!!! */
+			if (!found) {
+				sprintf(Mesg2,
+					"parse_opts: ERROR - option:\"%c\" NOT FOUND... INTERNAL "
+					"ERROR", opt);
+				return (Mesg2);
+			}
+		}
+
+	}			/* end of while */
+	free(optionstr);
+
+	STD_argind = optind;
+
+	/*
+	 * Turn on debug
+	 */
+	if ((ptr = getenv("USC_DEBUG")) != NULL) {
+		Debug = 1;
+		printf("env USC_DEBUG is defined, turning on debug\n");
+	}
+	if ((ptr = getenv("USC_VERBOSE")) != NULL) {
+		Debug = 1;
+		printf("env USC_VERBOSE is defined, turning on debug\n");
 	}
 
-    } /* end of while */
-    free(optionstr);
+	/*
+	 * If the USC_ITERATION_ENV environmental variable is set to
+	 * a number, use that number as iteration count (same as -c option).
+	 * The -c option with arg will be used even if this env var is set.
+	 */
+	if (!(options & OPT_iteration)
+	    && (ptr = getenv(USC_ITERATION_ENV)) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1) {
+			if (k == 0) {	/* if arg is 0, set infinite loop flag */
+				STD_INFINITE = 1;
+				if (Debug)
+					printf
+					    ("Using env %s, set STD_INFINITE to 1\n",
+					     USC_ITERATION_ENV);
+			} else {	/* else, set the loop count to the arguement */
+				STD_LOOP_COUNT = k;
+				if (Debug)
+					printf
+					    ("Using env %s, set STD_LOOP_COUNT to %d\n",
+					     USC_ITERATION_ENV, k);
+			}
+		}
+	}
 
-    STD_argind = optind;
-
-    /*
-     * Turn on debug
-     */
-    if ((ptr = getenv("USC_DEBUG")) != NULL) {
-	Debug = 1;
-        printf("env USC_DEBUG is defined, turning on debug\n");
-    }
-    if ((ptr = getenv("USC_VERBOSE")) != NULL) {
-	Debug = 1;
-        printf("env USC_VERBOSE is defined, turning on debug\n");
-    }
-
-    /*
-     * If the USC_ITERATION_ENV environmental variable is set to
-     * a number, use that number as iteration count (same as -c option).
-     * The -c option with arg will be used even if this env var is set.
-     */
-    if (!(options & OPT_iteration) && (ptr = getenv(USC_ITERATION_ENV)) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1) {
-            if (k == 0) {   /* if arg is 0, set infinite loop flag */
-                STD_INFINITE = 1;
+	/*
+	 * If the USC_NO_FUNC_CHECK environmental variable is set, we'll
+	 * unset the STD_FUNCTIONAL_TEST variable.
+	 */
+	if (!(options & OPT_nofunccheck) &&
+	    (ptr = getenv(USC_NO_FUNC_CHECK)) != NULL) {
+		STD_FUNCTIONAL_TEST = 0;	/* Turn off functional testing */
 		if (Debug)
-		   printf("Using env %s, set STD_INFINITE to 1\n",
-			USC_ITERATION_ENV);
-            } else {            /* else, set the loop count to the arguement */
-                STD_LOOP_COUNT=k;
+			printf("Using env %s, set STD_FUNCTIONAL_TEST to 0\n",
+			       USC_NO_FUNC_CHECK);
+	}
+
+	/*
+	 * If the USC_LOOP_WALLTIME environmental variable is set,
+	 * use that number as duration (same as -I option).
+	 * The -I option with arg will be used even if this env var is set.
+	 */
+
+	if (!(options & OPT_duration) &&
+	    (ptr = getenv(USC_LOOP_WALLTIME)) != NULL) {
+		if (sscanf(ptr, "%f", &ftmp) == 1 && ftmp >= 0.0) {
+			STD_LOOP_DURATION = ftmp;
+			if (Debug)
+				printf
+				    ("Using env %s, set STD_LOOP_DURATION to %f\n",
+				     USC_LOOP_WALLTIME, ftmp);
+			if (STD_LOOP_DURATION == 0.0) {	/* if arg is 0, set infinite loop flag */
+				STD_INFINITE = 1;
+				if (Debug)
+					printf
+					    ("Using env %s, set STD_INFINITE to 1\n",
+					     USC_LOOP_WALLTIME);
+			}
+		}
+	}
+	if (!(options & OPT_duration) && (ptr = getenv("USC_DURATION")) != NULL) {
+		if (sscanf(ptr, "%f", &ftmp) == 1 && ftmp >= 0.0) {
+			STD_LOOP_DURATION = ftmp;
+			if (Debug)
+				printf
+				    ("Using env USC_DURATION, set STD_LOOP_DURATION to %f\n",
+				     ftmp);
+			if (STD_LOOP_DURATION == 0.0) {	/* if arg is 0, set infinite loop flag */
+				STD_INFINITE = 1;
+				if (Debug)
+					printf
+					    ("Using env USC_DURATION, set STD_INFINITE to 1\n");
+			}
+		}
+	}
+	/*
+	 * If the USC_LOOP_DELAY environmental variable is set,
+	 * use that number as delay in factional seconds (same as -P option).
+	 * The -P option with arg will be used even if this env var is set.
+	 */
+	if (!(options & OPT_delay) && (ptr = getenv(USC_LOOP_DELAY)) != NULL) {
+		if (sscanf(ptr, "%f", &ftmp) == 1 && ftmp >= 0.0) {
+			STD_LOOP_DELAY = ftmp;
+			if (Debug)
+				printf
+				    ("Using env %s, set STD_LOOP_DELAY = %f\n",
+				     USC_LOOP_DELAY, ftmp);
+		}
+	}
+
+	/*
+	 * If the USC_COPIES environmental variable is set,
+	 * use that number as copies (same as -c option).
+	 * The -c option with arg will be used even if this env var is set.
+	 */
+	if (!(options & OPT_copies) && (ptr = getenv(USC_COPIES)) != NULL) {
+		if (sscanf(ptr, "%d", &STD_COPIES) == 1 && STD_COPIES >= 0) {
+			if (Debug)
+				printf("Using env %s, set STD_COPIES = %d\n",
+				       USC_COPIES, STD_COPIES);
+		}
+	}
+
+	/*
+	 * The following are special system testing envs to turn on special
+	 * hooks in the code.
+	 */
+	if ((ptr = getenv("USC_TP_BARRIER")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0)
+			STD_TP_barrier = k;
+		else
+			STD_TP_barrier = 1;
 		if (Debug)
-		   printf("Using env %s, set STD_LOOP_COUNT to %d\n",
-			USC_ITERATION_ENV, k);
-            }
-        }
-    }
+			printf
+			    ("using env USC_TP_BARRIER, Set STD_TP_barrier to %d\n",
+			     STD_TP_barrier);
+	}
 
-    /*
-     * If the USC_NO_FUNC_CHECK environmental variable is set, we'll
-     * unset the STD_FUNCTIONAL_TEST variable.
-     */
-    if (!(options & OPT_nofunccheck) &&
-        (ptr = getenv(USC_NO_FUNC_CHECK)) != NULL) {
-        STD_FUNCTIONAL_TEST=0; /* Turn off functional testing */
-	if (Debug)
-	    printf("Using env %s, set STD_FUNCTIONAL_TEST to 0\n",
-		USC_NO_FUNC_CHECK);
-    }
+	if ((ptr = getenv("USC_LP_BARRIER")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0)
+			STD_LP_barrier = k;
+		else
+			STD_LP_barrier = 1;
+		if (Debug)
+			printf
+			    ("using env USC_LP_BARRIER, Set STD_LP_barrier to %d\n",
+			     STD_LP_barrier);
+	}
 
-    /*
-     * If the USC_LOOP_WALLTIME environmental variable is set,
-     * use that number as duration (same as -I option).
-     * The -I option with arg will be used even if this env var is set.
-     */
+	if ((ptr = getenv("USC_TP_SHMEM")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
+			STD_TP_shmem_sz = k;
+			if (Debug)
+				printf
+				    ("Using env USC_TP_SHMEM, Set STD_TP_shmem_sz to %d\n",
+				     STD_TP_shmem_sz);
+		}
+	}
 
-    if (!(options & OPT_duration) &&
-        (ptr = getenv(USC_LOOP_WALLTIME)) != NULL) {
-        if (sscanf(ptr, "%f", &ftmp) == 1 && ftmp >= 0.0) {
-	    STD_LOOP_DURATION = ftmp;
-	    if (Debug)
-	        printf("Using env %s, set STD_LOOP_DURATION to %f\n",
-		    USC_LOOP_WALLTIME, ftmp);
-            if (STD_LOOP_DURATION == 0.0) {   /* if arg is 0, set infinite loop flag */
-                STD_INFINITE = 1;
-	        if (Debug)
-	            printf("Using env %s, set STD_INFINITE to 1\n", USC_LOOP_WALLTIME);
-	    }
-        }
-    }
-    if (!(options & OPT_duration) && (ptr = getenv("USC_DURATION")) != NULL) {
-        if (sscanf(ptr, "%f", &ftmp) == 1 && ftmp >= 0.0) {
-	    STD_LOOP_DURATION = ftmp;
-	    if (Debug)
-	        printf("Using env USC_DURATION, set STD_LOOP_DURATION to %f\n", ftmp);
-            if (STD_LOOP_DURATION == 0.0) {   /* if arg is 0, set infinite loop flag */
-                STD_INFINITE = 1;
-	        if (Debug)
-	            printf("Using env USC_DURATION, set STD_INFINITE to 1\n");
-	    }
-        }
-    }
-    /*
-     * If the USC_LOOP_DELAY environmental variable is set,
-     * use that number as delay in factional seconds (same as -P option).
-     * The -P option with arg will be used even if this env var is set.
-     */
-    if (!(options & OPT_delay) && (ptr = getenv(USC_LOOP_DELAY)) != NULL) {
-        if (sscanf(ptr, "%f", &ftmp) == 1 && ftmp >= 0.0) {
-	    STD_LOOP_DELAY = ftmp;
-	    if (Debug)
-		printf("Using env %s, set STD_LOOP_DELAY = %f\n",
-		    USC_LOOP_DELAY, ftmp);
-        }
-    }
+	if ((ptr = getenv("USC_LP_SHMEM")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
+			STD_LP_shmem = k;
+			if (Debug)
+				printf
+				    ("Using env USC_LP_SHMEM, Set STD_LP_shmem to %d\n",
+				     STD_LP_shmem);
+		}
+	}
 
-    /*
-     * If the USC_COPIES environmental variable is set,
-     * use that number as copies (same as -c option).
-     * The -c option with arg will be used even if this env var is set.
-     */
-    if (!(options & OPT_copies) && (ptr = getenv(USC_COPIES)) != NULL) {
-        if (sscanf(ptr, "%d", &STD_COPIES) == 1 && STD_COPIES >= 0) {
-	    if (Debug)
-		printf("Using env %s, set STD_COPIES = %d\n",
-		    USC_COPIES, STD_COPIES);
-        }
-    }
+	if ((ptr = getenv("USC_LD_SHMEM")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
+			STD_LD_shmem = k;
+			if (Debug)
+				printf
+				    ("Using env USC_LD_SHMEM, Set STD_LD_shmem to %d\n",
+				     STD_LD_shmem);
+		}
+	}
 
-    /*
-     * The following are special system testing envs to turn on special
-     * hooks in the code.
-     */
-    if ((ptr = getenv("USC_TP_BARRIER")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0)
-	    STD_TP_barrier=k;
-	else
-	    STD_TP_barrier=1;
-	if (Debug)
-	    printf("using env USC_TP_BARRIER, Set STD_TP_barrier to %d\n",
-	        STD_TP_barrier);
-    }
-
-    if ((ptr = getenv("USC_LP_BARRIER")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0)
-	    STD_LP_barrier=k;
-	else
-	    STD_LP_barrier=1;
-	if (Debug)
-	    printf("using env USC_LP_BARRIER, Set STD_LP_barrier to %d\n",
-	        STD_LP_barrier);
-    }
-
-    if ((ptr = getenv("USC_TP_SHMEM")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
-            STD_TP_shmem_sz=k;
-	    if (Debug)
-	        printf("Using env USC_TP_SHMEM, Set STD_TP_shmem_sz to %d\n",
-		    STD_TP_shmem_sz);
-        }
-    }
-
-    if ((ptr = getenv("USC_LP_SHMEM")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
-            STD_LP_shmem=k;
-	    if (Debug)
-	        printf("Using env USC_LP_SHMEM, Set STD_LP_shmem to %d\n",
-		    STD_LP_shmem);
-        }
-    }
-
-    if ((ptr = getenv("USC_LD_SHMEM")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
-            STD_LD_shmem=k;
-	    if (Debug)
-	        printf("Using env USC_LD_SHMEM, Set STD_LD_shmem to %d\n",
-		    STD_LD_shmem);
-        }
-    }
-
-    if ((ptr = getenv("USC_TP_SBRK")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
-            STD_TP_sbrk=k;
-	    if (Debug)
-	        printf("Using env USC_TP_SBRK, Set STD_TP_sbrk to %d\n",
-		    STD_TP_sbrk);
-        }
-    }
-
+	if ((ptr = getenv("USC_TP_SBRK")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
+			STD_TP_sbrk = k;
+			if (Debug)
+				printf
+				    ("Using env USC_TP_SBRK, Set STD_TP_sbrk to %d\n",
+				     STD_TP_sbrk);
+		}
+	}
 #if !defined(UCLINUX)
-    if ((ptr = getenv("USC_LP_SBRK")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
-            STD_LP_sbrk=k;
-	    if (Debug)
-	        printf("Using env USC_LP_SBRK, Set STD_LP_sbrk to %d\n",
-		    STD_LP_sbrk);
-        }
-    }
+	if ((ptr = getenv("USC_LP_SBRK")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
+			STD_LP_sbrk = k;
+			if (Debug)
+				printf
+				    ("Using env USC_LP_SBRK, Set STD_LP_sbrk to %d\n",
+				     STD_LP_sbrk);
+		}
+	}
 #endif /* if !defined(UCLINUX) */
 
-    if ((ptr = getenv("USC_LP_RECFUN")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
-	    STD_LP_recfun = k;
-	    if (STD_bigstack != NULL)
-		STD_bigstack = malloc(sizeof(struct usc_bigstack_t));
-	    if (Debug)
-                printf("Using env USC_LP_RECFUN, Set STD_LP_recfun to %d\n",
-		    STD_LP_recfun);
-        }
-    }
+	if ((ptr = getenv("USC_LP_RECFUN")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
+			STD_LP_recfun = k;
+			if (STD_bigstack != NULL)
+				STD_bigstack =
+				    malloc(sizeof(struct usc_bigstack_t));
+			if (Debug)
+				printf
+				    ("Using env USC_LP_RECFUN, Set STD_LP_recfun to %d\n",
+				     STD_LP_recfun);
+		}
+	}
 
-    if ((ptr = getenv("USC_LD_RECFUN")) != NULL) {
-        if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
-	    STD_LD_recfun = k;
-	    if (STD_bigstack != NULL)
-		STD_bigstack = malloc(sizeof(struct usc_bigstack_t));
-	    if (Debug)
-                printf("Using env USC_LD_RECFUN, Set STD_LD_recfun to %d\n",
-		    STD_LD_recfun);
-        }
-    }
-
+	if ((ptr = getenv("USC_LD_RECFUN")) != NULL) {
+		if (sscanf(ptr, "%i", &k) == 1 && k >= 0) {
+			STD_LD_recfun = k;
+			if (STD_bigstack != NULL)
+				STD_bigstack =
+				    malloc(sizeof(struct usc_bigstack_t));
+			if (Debug)
+				printf
+				    ("Using env USC_LD_RECFUN, Set STD_LD_recfun to %d\n",
+				     STD_LD_recfun);
+		}
+	}
 #if UNIT_TEST
-    printf("The following variables after option and env parsing:\n");
-    printf("STD_FUNCTIONAL_TEST = %d\n", STD_FUNCTIONAL_TEST);
-    printf("STD_LOOP_DURATION   = %f\n", STD_LOOP_DURATION);
-    printf("STD_LOOP_DELAY      = %f\n", STD_LOOP_DELAY);
-    printf("STD_COPIES          = %d\n", STD_COPIES);
-    printf("STD_LOOP_COUNT      = %d\n", STD_LOOP_COUNT);
-    printf("STD_INFINITE        = %d\n", STD_INFINITE);
-    printf("STD_TIMING_ON       = %d\n", STD_TIMING_ON);
-    printf("STD_ERRNO_LOG       = %d\n", STD_ERRNO_LOG);
-    printf("STD_PAUSE           = %d\n", STD_PAUSE);
+	printf("The following variables after option and env parsing:\n");
+	printf("STD_FUNCTIONAL_TEST = %d\n", STD_FUNCTIONAL_TEST);
+	printf("STD_LOOP_DURATION   = %f\n", STD_LOOP_DURATION);
+	printf("STD_LOOP_DELAY      = %f\n", STD_LOOP_DELAY);
+	printf("STD_COPIES          = %d\n", STD_COPIES);
+	printf("STD_LOOP_COUNT      = %d\n", STD_LOOP_COUNT);
+	printf("STD_INFINITE        = %d\n", STD_INFINITE);
+	printf("STD_TIMING_ON       = %d\n", STD_TIMING_ON);
+	printf("STD_ERRNO_LOG       = %d\n", STD_ERRNO_LOG);
+	printf("STD_PAUSE           = %d\n", STD_PAUSE);
 #endif
 
-    return((char *) NULL);
+	return ((char *)NULL);
 
-}    /* end of parse_opts */
+}				/* end of parse_opts */
 
 /*********************************************************************
  * print_help() - print help message and user help message
  *********************************************************************/
-void print_help(void (*user_help)())
+void print_help(void (*user_help) ())
 {
-    STD_opts_help();
+	STD_opts_help();
 
-    if (user_help)
-        user_help();
+	if (user_help)
+		user_help();
 }
 
 /*********************************************************************
@@ -592,12 +621,12 @@
  *********************************************************************/
 void STD_opts_help()
 {
-    int i;
+	int i;
 
-    for (i = 0; std_options[i].optstr; ++i) {
-	if (std_options[i].help)
-	    printf("%s", std_options[i].help);
-    }
+	for (i = 0; std_options[i].optstr; ++i) {
+		if (std_options[i].help)
+			printf("%s", std_options[i].help);
+	}
 }
 
 /*
@@ -605,7 +634,7 @@
  */
 void STD_go(int sig)
 {
-   return;
+	return;
 }
 
 /***********************************************************************
@@ -618,66 +647,64 @@
 int usc_global_setup_hook()
 {
 #ifndef UCLINUX
-    int cnt;
-    /* temp variable to store old signal action to be restored after pause */
-    int (*_TMP_FUNC)(void);
+	int cnt;
+	/* temp variable to store old signal action to be restored after pause */
+	int (*_TMP_FUNC) (void);
 
-    /*
-     * Fork STD_COPIES-1 copies.
-     */
-    for (cnt=1;cnt<STD_COPIES;cnt++) {
-        switch (fork() ) {
-	    case -1:
-		fprintf(stderr, "%s: fork failed: %d - %s\n",
-                    __FILE__, errno, strerror(errno));
-		break;
-	    case 0:  /* child */
-	        cnt=STD_COPIES;   /* to stop the forking */
-		break;
+	/*
+	 * Fork STD_COPIES-1 copies.
+	 */
+	for (cnt = 1; cnt < STD_COPIES; cnt++) {
+		switch (fork()) {
+		case -1:
+			fprintf(stderr, "%s: fork failed: %d - %s\n",
+				__FILE__, errno, strerror(errno));
+			break;
+		case 0:	/* child */
+			cnt = STD_COPIES;	/* to stop the forking */
+			break;
 
-	    default: /* parent */
-		break;
+		default:	/* parent */
+			break;
+		}
 	}
-    }
 
-    /*
-     * pause waiting for sigusr1.
-     */
-    if (STD_PAUSE) {
-        _TMP_FUNC = (int (*)())signal(SIGUSR1, STD_go);
-        pause();
-        signal(SIGUSR1, (void (*)())_TMP_FUNC);
-    }
-
+	/*
+	 * pause waiting for sigusr1.
+	 */
+	if (STD_PAUSE) {
+		_TMP_FUNC = (int (*)())signal(SIGUSR1, STD_go);
+		pause();
+		signal(SIGUSR1, (void (*)())_TMP_FUNC);
+	}
 #if !defined(UCLINUX)
 
-    if (STD_TP_sbrk || STD_LP_sbrk) {
-	STD_start_break=sbrk(0);	/* get original sbreak size */
-    }
+	if (STD_TP_sbrk || STD_LP_sbrk) {
+		STD_start_break = sbrk(0);	/* get original sbreak size */
+	}
 
-    if (STD_TP_sbrk) {
-	sbrk(STD_TP_sbrk);
-	if (Debug)
-	    printf("after sbrk(%d)\n", STD_TP_sbrk);
-    }
-
+	if (STD_TP_sbrk) {
+		sbrk(STD_TP_sbrk);
+		if (Debug)
+			printf("after sbrk(%d)\n", STD_TP_sbrk);
+	}
 #endif /* if !defined(UCLINUX) */
 #endif
-    return 0;
+	return 0;
 }
 
-#define USECS_PER_SEC	1000000  /* microseconds per second */
+#define USECS_PER_SEC	1000000	/* microseconds per second */
 
 /***********************************************************************
  * Returns current time in microseconds since 1970.
  ***********************************************************************/
 static uint64_t get_current_time(void)
 {
-    struct timeval curtime;
+	struct timeval curtime;
 
-    gettimeofday(&curtime, NULL);
+	gettimeofday(&curtime, NULL);
 
-    return (((uint64_t)curtime.tv_sec)*USECS_PER_SEC) + curtime.tv_usec;
+	return (((uint64_t) curtime.tv_sec) * USECS_PER_SEC) + curtime.tv_usec;
 }
 
 /***********************************************************************
@@ -695,107 +722,108 @@
  ***********************************************************************/
 int usc_test_looping(int counter)
 {
-    static int first_time = 1;
-    static uint64_t stop_time = 0;
-    static uint64_t delay;
-    uint64_t ct, end;
-    int keepgoing = 0;
-
-    /*
-     * If this is the first iteration and we are looping for
-     * duration of STD_LOOP_DURATION seconds (fractional) or
-     * doing loop delays, get the clocks per second.
-     */
-    if (first_time) {
-	first_time = 0;
+	static int first_time = 1;
+	static uint64_t stop_time = 0;
+	static uint64_t delay;
+	uint64_t ct, end;
+	int keepgoing = 0;
 
 	/*
-	 * If looping for duration, calculate stop time in
-	 * clocks.
+	 * If this is the first iteration and we are looping for
+	 * duration of STD_LOOP_DURATION seconds (fractional) or
+	 * doing loop delays, get the clocks per second.
 	 */
-	if (STD_LOOP_DURATION) {
-	    stop_time = (uint64_t)(USECS_PER_SEC * STD_LOOP_DURATION)
-	                + get_current_time();
+	if (first_time) {
+		first_time = 0;
+
+		/*
+		 * If looping for duration, calculate stop time in
+		 * clocks.
+		 */
+		if (STD_LOOP_DURATION) {
+			stop_time =
+			    (uint64_t) (USECS_PER_SEC * STD_LOOP_DURATION)
+			    + get_current_time();
+		}
+
+		/*
+		 * If doing delay each iteration, calcuate the number
+		 * of clocks for each delay.
+		 */
+		if (STD_LOOP_DELAY)
+			delay = USECS_PER_SEC * STD_LOOP_DELAY;
 	}
 
 	/*
-	 * If doing delay each iteration, calcuate the number
-	 * of clocks for each delay.
+	 * if delay each iteration, loop for delay clocks.
+	 * This will not be done on first iteration.
+	 * The delay will happen before determining if
+	 * there will be another iteration.
 	 */
-	if (STD_LOOP_DELAY)
-	    delay = USECS_PER_SEC * STD_LOOP_DELAY;
-    }
+	else if (STD_LOOP_DELAY) {
+		ct = get_current_time();
+		end = ct + delay;
+		while (ct < end) {
+			/*
+			 * The following are special test hooks in the delay loop.
+			 */
+			if (STD_LD_recfun) {
+				if (Debug)
+					printf
+					    ("calling usc_recressive_func(0, %d, *STD_bigstack)\n",
+					     STD_LD_recfun);
+				usc_recressive_func(0, STD_LD_recfun,
+						    *STD_bigstack);
+			}
 
-    /*
-     * if delay each iteration, loop for delay clocks.
-     * This will not be done on first iteration.
-     * The delay will happen before determining if
-     * there will be another iteration.
-     */
-    else if (STD_LOOP_DELAY) {
-	ct = get_current_time();
-        end = ct + delay;
-        while (ct < end) {
-	    /*
-	     * The following are special test hooks in the delay loop.
-	     */
-	    if (STD_LD_recfun) {
+			ct = get_current_time();
+		}
+	}
+
+	if (STD_INFINITE)
+		keepgoing++;
+
+	if (STD_LOOP_COUNT && counter < STD_LOOP_COUNT)
+		keepgoing++;
+
+	if (STD_LOOP_DURATION != 0.0 && get_current_time() < stop_time)
+		keepgoing++;
+
+	if (keepgoing == 0)
+		return 0;
+
+	/*
+	 * The following code allows special system testing hooks.
+	 */
+
+	if (STD_LP_recfun) {
 		if (Debug)
-		    printf("calling usc_recressive_func(0, %d, *STD_bigstack)\n",
-		        STD_LD_recfun);
-		usc_recressive_func(0, STD_LD_recfun, *STD_bigstack);
-	    }
-
-	    ct=get_current_time();
+			printf
+			    ("calling usc_recressive_func(0, %d, *STD_bigstack)\n",
+			     STD_LP_recfun);
+		usc_recressive_func(0, STD_LP_recfun, *STD_bigstack);
 	}
-    }
-
-    if (STD_INFINITE)
-	keepgoing++;
-
-    if (STD_LOOP_COUNT && counter < STD_LOOP_COUNT)
-	keepgoing++;
-
-    if (STD_LOOP_DURATION != 0.0 && get_current_time() < stop_time)
-	keepgoing++;
-
-    if (keepgoing == 0)
-	return 0;
-
-    /*
-     * The following code allows special system testing hooks.
-     */
-
-    if (STD_LP_recfun) {
-	if (Debug)
-	    printf("calling usc_recressive_func(0, %d, *STD_bigstack)\n",
-	        STD_LP_recfun);
-	usc_recressive_func(0, STD_LP_recfun, *STD_bigstack);
-    }
-
 #if !defined(UCLINUX)
-    if (STD_LP_sbrk) {
-	if (Debug)
-	    printf("about to do sbrk(%d)\n", STD_LP_sbrk);
-	sbrk(STD_LP_sbrk);
-    }
+	if (STD_LP_sbrk) {
+		if (Debug)
+			printf("about to do sbrk(%d)\n", STD_LP_sbrk);
+		sbrk(STD_LP_sbrk);
+	}
 #endif
 
-
-    if (keepgoing)
-	return 1;
-    else
-        return 0;	/* done - stop iterating */
+	if (keepgoing)
+		return 1;
+	else
+		return 0;	/* done - stop iterating */
 }
 
-
 /*
  * This function recressively calls itself max times.
  */
 static void usc_recressive_func(int cnt, int max, struct usc_bigstack_t bstack)
 {
-    if (cnt < max)
-	usc_recressive_func(cnt+1, max, bstack);
+	if (cnt < max)
+		usc_recressive_func(cnt + 1, max, bstack);
 
 }
 
@@ -823,42 +851,41 @@
 
 /* for test specific parse_opts options */
 option_t Options[] = {
-        { "help",  &Help2, NULL },      /* -help option */
-        { "h",  &Help, NULL },          /* -h option */
+	{"help", &Help2, NULL},	/* -help option */
+	{"h", &Help, NULL},	/* -h option */
 
 #if INVALID_TEST_CASES
- 	{ "missingflag", NULL, &ptr },  /* error */
- 	{ "missingarg:", &Help, NULL }, /* error */
-#endif	/* INVALID_TEST_CASES */
+	{"missingflag", NULL, &ptr},	/* error */
+	{"missingarg:", &Help, NULL},	/* error */
+#endif /* INVALID_TEST_CASES */
 
-        { NULL, NULL, NULL }
+	{NULL, NULL, NULL}
 };
 
 int main(int argc, char **argv)
 {
-    int lc;
-    char *msg;
-    struct timeval t;
-    int cnt;
+	int lc;
+	char *msg;
+	struct timeval t;
+	int cnt;
 
-    if ((msg = parse_opts(argc, argv, Options, NULL)) != NULL) {
-	printf("ERROR: %s\n", msg);
-	exit(1);
-    }
+	if ((msg = parse_opts(argc, argv, Options, NULL)) != NULL) {
+		printf("ERROR: %s\n", msg);
+		exit(1);
+	}
 
-    TEST_PAUSE;
+	TEST_PAUSE;
 
-    for (lc = 0; TEST_LOOPING(lc); lc++) {
+	for (lc = 0; TEST_LOOPING(lc); lc++) {
 
-        TEST(gettimeofday(&t, NULL));
-        printf("iter=%d: sec:%d, usec:%6.6d %s", lc+1, t.tv_sec,
-	    t.tv_usec, ctime(&t.tv_sec));
-    }
+		TEST(gettimeofday(&t, NULL));
+		printf("iter=%d: sec:%d, usec:%6.6d %s", lc + 1, t.tv_sec,
+		       t.tv_usec, ctime(&t.tv_sec));
+	}
 
+	TEST_CLEANUP;
 
-    TEST_CLEANUP;
-
-    exit(0);
+	exit(0);
 }
 
 #endif /* UNIT_TEST */