diff options
Diffstat (limited to 'toys/posix/wc.c')
| -rw-r--r-- | toys/posix/wc.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/toys/posix/wc.c b/toys/posix/wc.c index acd0b3a0..b875c1fd 100644 --- a/toys/posix/wc.c +++ b/toys/posix/wc.c @@ -33,12 +33,17 @@ GLOBALS( static void show_lengths(unsigned long *lengths, char *name) { - int i, space, first = 1; + int i, space = 0, first = 1; // POSIX says there should never be leading spaces, but accepts that - // traditional implementations use 7 spaces, unless only one file - // is being counted, when there should be no leading spaces. - space = (toys.optc != 1) ? 7 : 0; + // traditional implementations use 7 spaces, unless only one file (or + // just stdin) is being counted, when there should be no leading spaces, + // *except* for the case where we're going to output multiple numbers. + // And, yes, folks have test scripts that rely on all this nonsense :-( + // Note: sufficiently modern versions of coreutils wc will use the smallest + // column width necessary to have all columns be equal width rather than 0. + if (!(toys.optc==0 && (toys.optflags & (toys.optflags-1))==0) && toys.optc!=1) + space = 7; for (i = 0; i<4; i++) { if (toys.optflags&(1<<i)) { |