- check the suffix proper plus misc touch up
authorBernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Mon, 26 Mar 2007 18:19:29 +0000 (18:19 -0000)
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Mon, 26 Mar 2007 18:19:29 +0000 (18:19 -0000)
coreutils/split.c

index 392bf0c..ca54698 100644 (file)
@@ -44,7 +44,7 @@ static bool next_file(char **old)
                        return 1;
                }
                *curr = 'a';
-       } while (i <= suffix_len);
+       } while (1);
        return 0;
 }
 
@@ -55,77 +55,69 @@ static bool next_file(char **old)
 int split_main(int argc, char **argv);
 int split_main(int argc, char **argv)
 {
-       char *pfx;
-       char *count_p;
-       char *sfx_len;
-       unsigned cnt = 1000;
-       char *input_file;
+       char *pfx, *buf, *input_file;
+       unsigned cnt = 1000, opt;
        bool ret = EXIT_SUCCESS;
        FILE *fp;
-
+       char *count_p, *sfx;
 //XXX: FIXME   opt_complementary = "+2"; /* at most 2 non-option arguments */
-       getopt32(argc, argv, "l:b:a:", &count_p, &count_p, &sfx_len);
-       argv += optind;
+       opt = getopt32(argc, argv, "l:b:a:", &count_p, &count_p, &sfx);
 
-       if (option_mask32 & SPLIT_OPT_l)
+       if (opt & SPLIT_OPT_l)
                cnt = xatoi(count_p);
-       if (option_mask32 & SPLIT_OPT_b)
+       if (opt & SPLIT_OPT_b)
                cnt = xatoul_sfx(count_p, split_suffices);
-       if (option_mask32 & SPLIT_OPT_a)
-               suffix_len = xatoi(sfx_len);
-
+       if (opt & SPLIT_OPT_a)
+               suffix_len = xatoi(sfx);
+       argv += optind;
        if (!*argv)
                *--argv = (char*) "-";
        input_file = *argv;
+       sfx = *++argv;
 
-       if (NAME_MAX < strlen(*argv) + suffix_len)
-               bb_error_msg_and_die("Suffix too long");
+       if (sfx && (NAME_MAX < strlen(sfx) + suffix_len))
+                       bb_error_msg_and_die("Suffix too long");
 
-       fp = fopen_or_warn_stdin(input_file);
        {
                char *char_p = xzalloc(suffix_len);
                memset(char_p, 'a', suffix_len);
-               pfx = xasprintf("%s%s", (argc > optind + 1) ? *++argv : "x", char_p);
+               pfx = xasprintf("%s%s", sfx ? sfx : "x", char_p);
                if (ENABLE_FEATURE_CLEAN_UP)
                        free(char_p);
        }
+       fp = fopen_or_warn_stdin(input_file);
 //XXX:FIXME: unify those two file-handling schemata below (FILE vs fd) !
-       if (option_mask32 & SPLIT_OPT_b) {
-               char *buf;
+       if (opt & SPLIT_OPT_b) {
                ssize_t i;
                ssize_t bytes = 0;
-               int flags = O_WRONLY | O_CREAT | O_TRUNC;
                int inp = fileno(fp);
 
                do {
-                       int out = xopen(pfx, flags);
-                       buf = xzalloc(cnt);
+                       int out = xopen(pfx, O_WRONLY | O_CREAT | O_TRUNC);
                        lseek(inp, bytes, SEEK_SET);
+                       buf = xzalloc(cnt);
                        bytes += i = full_read(inp, buf, cnt);
                        xwrite(out, buf, i);
-                       close(out);
                        free(buf);
+                       close(out);
                        if (next_file(&pfx)) {
                                ret++;
                                goto bail;
                        }
                } while (i == cnt); /* if we read less than cnt, then nothing is left */
        } else { /* -l */
-               char *buf;
                do {
                        unsigned i = cnt;
-                       int flags = O_WRONLY | O_CREAT | O_TRUNC;
-                       int out = xopen(pfx, flags);
+                       int out = xopen(pfx, O_WRONLY | O_CREAT | O_TRUNC);
                        buf = NULL;
                        while (i--) {
                            buf = xmalloc_fgets(fp);
                                if (buf == NULL)
                                        break;
-                               xwrite(out, buf, buf ? strlen(buf) : 0);
+                               xwrite(out, buf, strlen(buf));
                                free(buf);
                        };
                        close(out);
-
                        if (next_file(&pfx)) {
                                ret++;
                                goto bail;