LU-6142 tests: Fix style issues for statmany.c

This patch fixes issues reported by checkpatch
for file lustre/tests/statmany.c

Test-Parameters: trivial testlist=sanityn,dom-performance,replay-dual mdssizegb=20
Signed-off-by: Arshad Hussain <arshad.hussain@aeoncomputing.com>
Change-Id: Ieb2e8aff7d45c7de3ff5035c9c00dafe82b27d31
Reviewed-on: https://review.whamcloud.com/36386
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Petros Koutoupis <petros.koutoupis@hpe.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Reviewed-by: Shaun Tancheff <shaun.tancheff@hpe.com>
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>

diff --git a/lustre/tests/statmany.c b/lustre/tests/statmany.c
index fac1921..c7ee5ca 100644 (file)
--- a/lustre/tests/statmany.c
+++ b/lustre/tests/statmany.c
@@ -49,33 +49,36 @@ struct option longopts[] = {
        { .name = "stat", .has_arg = no_argument, .val = 's' },
        { .name = NULL }
 };
+
 char *shortopts = "hlr:s0123456789";
 
 static int usage(char *prog, FILE *out)
 {
-        fprintf(out,
+       fprintf(out,
                "Usage: %s [-r rand_seed] {-s|-l} filenamebase total_files iterations\n"
-               "-r : random seed\n"
-               "-s : regular stat() calls\n"
-               "-l : lookup ioctl only\n", prog);
-        exit(out == stderr);
+               "-r : random seed\n"
+               "-s : regular stat() calls\n"
+               "-l : lookup ioctl only\n", prog);
+       exit(out == stderr);
 }
 
 #ifndef LONG_MAX
 #define LONG_MAX (1 << ((8 * sizeof(long)) - 1))
 #endif
 
-int main(int argc, char ** argv)
+int main(int argc, char **argv)
 {
-        long i, count, iter = LONG_MAX, mode = 0, offset;
-        long int start, length = LONG_MAX, last;
-        char parent[4096], *t;
+       long i, count, iter = LONG_MAX, mode = 0, offset;
+       long int start, length = LONG_MAX, last;
+       char parent[4096], *t;
        char *prog = argv[0], *base;
        int seed = 0, rc;
        int fd = -1;
 
-       while ((rc = getopt_long(argc, argv, shortopts, longopts, NULL)) != -1) {
+       while ((rc = getopt_long(argc, argv, shortopts, longopts,
+                                NULL)) != -1) {
                char *e;
+
                switch (rc) {
                case 'r':
                        seed = strtoul(optarg, &e, 0);
@@ -111,15 +114,16 @@ int main(int argc, char ** argv)
        }
 
        if (optind + 2 + (length == LONG_MAX) != argc) {
-               fprintf(stderr, "missing filenamebase, total_files, or iterations\n");
+               fprintf(stderr,
+                       "missing filenamebase, total_files, or iterations\n");
                usage(prog, stderr);
        }
 
-        base = argv[optind];
-        if (strlen(base) > 4080) {
-                fprintf(stderr, "filenamebase too long\n");
-                exit(1);
-        }
+       base = argv[optind];
+       if (strlen(base) > 4080) {
+               fprintf(stderr, "filenamebase too long\n");
+               exit(1);
+       }
 
        if (seed == 0) {
                int f = open("/dev/urandom", O_RDONLY);
@@ -133,23 +137,25 @@ int main(int argc, char ** argv)
        printf("using seed %u\n", seed);
        srand(seed);
 
-        count = strtoul(argv[optind + 1], NULL, 0);
+       count = strtoul(argv[optind + 1], NULL, 0);
        if (length == LONG_MAX) {
                iter = strtoul(argv[optind + 2], NULL, 0);
                printf("running for %lu iterations\n", iter);
-       } else
+       } else {
                printf("running for %lu seconds\n", length);
+       }
 
-        start = last = time(0);
+       start = time(0);
+       last = start;
 
-        t = strrchr(base, '/');
-        if (t == NULL) {
-                strcpy(parent, ".");
-                offset = -1;
-        } else {
-                strncpy(parent, base, t - base);
-                offset = t - base + 1;
-        }
+       t = strrchr(base, '/');
+       if (!t) {
+               strcpy(parent, ".");
+               offset = -1;
+       } else {
+               strncpy(parent, base, t - base);
+               offset = t - base + 1;
+       }
 
        if (mode == 'l') {
                fd = open(parent, O_RDONLY);
@@ -160,22 +166,22 @@ int main(int argc, char ** argv)
                }
        }
 
-        for (i = 0; i < iter && time(0) - start < length; i++) {
-                char filename[4096];
-                int tmp;
+       for (i = 0; i < iter && time(0) - start < length; i++) {
+               char filename[4096];
+               int tmp;
 
-                tmp = random() % count;
-                sprintf(filename, "%s%d", base, tmp);
+               tmp = random() % count;
+               sprintf(filename, "%s%d", base, tmp);
 
                if (mode == 's') {
-                        struct stat buf;
-
-                        rc = stat(filename, &buf);
-                        if (rc < 0) {
-                                printf("stat(%s) error: %s\n", filename,
-                                       strerror(errno));
-                                break;
-                        }
+                       struct stat buf;
+
+                       rc = stat(filename, &buf);
+                       if (rc < 0) {
+                               printf("stat(%s) error: %s\n", filename,
+                                      strerror(errno));
+                               break;
+                       }
                } else if (mode == 'l') {
                        char *name = filename;
 
@@ -183,24 +189,24 @@ int main(int argc, char ** argv)
                                name += offset;
 
                        rc = llapi_file_lookup(fd, name);
-                        if (rc < 0) {
+                       if (rc < 0) {
                                printf("llapi_file_lookup for (%s) error: %s\n",
                                       filename, strerror(errno));
-                                break;
-                        }
-                }
-                if ((i % 10000) == 0) {
-                        printf(" - stat %lu (time %ld ; total %ld ; last %ld)\n",
-                               i, time(0), time(0) - start, time(0) - last);
-                        last = time(0);
-                }
-        }
+                               break;
+                       }
+               }
+               if ((i % 10000) == 0) {
+                       printf(" - stat %lu (time %ld ; total %ld ; last %ld)\n",
+                              i, time(0), time(0) - start, time(0) - last);
+                       last = time(0);
+               }
+       }
 
        if (mode == 'l')
                close(fd);
 
-        printf("total: %lu stats in %ld seconds: %f stats/second\n", i,
-               time(0) - start, ((float)i / (time(0) - start)));
+       printf("total: %lu stats in %ld seconds: %f stats/second\n", i,
+              time(0) - start, ((float)i / (time(0) - start)));
 
-        exit(rc);
+       exit(rc);
 }