diff options
Diffstat (limited to 'coreutils/fold.c')
| -rw-r--r-- | coreutils/fold.c | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/coreutils/fold.c b/coreutils/fold.c index ed484ed..e2a30d5 100644 --- a/coreutils/fold.c +++ b/coreutils/fold.c @@ -12,18 +12,17 @@ #include "libbb.h" -static unsigned long flags; -#define FLAG_COUNT_BYTES 1 -#define FLAG_BREAK_SPACES 2 -#define FLAG_WIDTH 4 +/* Must match getopt32 call */ +#define FLAG_COUNT_BYTES 1 +#define FLAG_BREAK_SPACES 2 +#define FLAG_WIDTH 4 /* Assuming the current column is COLUMN, return the column that printing C will move the cursor to. The first column is 0. */ - static int adjust_column(int column, char c) { - if (!(flags & FLAG_COUNT_BYTES)) { + if (!(option_mask32 & FLAG_COUNT_BYTES)) { if (c == '\b') { if (column > 0) column--; @@ -54,29 +53,27 @@ int fold_main(int argc, char **argv) char const *a = argv[i]; if (*a++ == '-') { - if (*a == '-' && !a[1]) + if (*a == '-' && !a[1]) /* "--" */ break; - if (isdigit(*a)) { + if (isdigit(*a)) argv[i] = xasprintf("-w%s", a); - } } } } - flags = getopt32(argv, "bsw:", &w_opt); - if (flags & FLAG_WIDTH) + getopt32(argv, "bsw:", &w_opt); + if (option_mask32 & FLAG_WIDTH) width = xatoul_range(w_opt, 1, 10000); argv += optind; - if (!*argv) { + if (!*argv) *--argv = (char*)"-"; - } do { FILE *istream = fopen_or_warn_stdin(*argv); int c; int column = 0; /* Screen column where next char will go. */ - int offset_out = 0; /* Index in `line_out' for next char. */ + int offset_out = 0; /* Index in 'line_out' for next char. */ if (istream == NULL) { errs |= EXIT_FAILURE; @@ -102,7 +99,7 @@ int fold_main(int argc, char **argv) /* This character would make the line too long. Print the line plus a newline, and make this character start the next line. */ - if (flags & FLAG_BREAK_SPACES) { + if (option_mask32 & FLAG_BREAK_SPACES) { /* Look for the last blank. */ int logical_end; @@ -144,7 +141,7 @@ int fold_main(int argc, char **argv) fwrite(line_out, sizeof(char), (size_t) offset_out, stdout); } - if (ferror(istream) || fclose_if_not_stdin(istream)) { + if (fclose_if_not_stdin(istream)) { bb_simple_perror_msg(*argv); /* Avoid multibyte problems. */ errs |= EXIT_FAILURE; } |