diff options
-rw-r--r-- | coreutils/split.c | 50 |
1 files changed, 21 insertions, 29 deletions
diff --git a/coreutils/split.c b/coreutils/split.c index 392bf0c69..ca546986e 100644 --- a/coreutils/split.c +++ b/coreutils/split.c @@ -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; |