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| author | Elliott Hughes <enh@google.com> | 2019-03-18 20:43:04 -0700 |
|---|---|---|
| committer | Rob Landley <rob@landley.net> | 2019-03-18 23:29:59 -0500 |
| commit | b1562a6fda7eb43d874890e6700a9fa3f4478984 (patch) | |
| tree | eb9da243111cad1ca6b4da354b3fa0425d392aaf /toys | |
| parent | 94e80bb457145c8af1cbda4288b9fb799979b297 (diff) | |
| download | toybox-b1562a6fda7eb43d874890e6700a9fa3f4478984.tar.gz | |
diff: use TOYFLAG_ARGFAIL.
This one with a little cleanup of unnecessary duplication.
Diffstat (limited to 'toys')
| -rw-r--r-- | toys/pending/diff.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/toys/pending/diff.c b/toys/pending/diff.c index ea11ba29..4a528134 100644 --- a/toys/pending/diff.c +++ b/toys/pending/diff.c @@ -5,7 +5,7 @@ * * See: http://cm.bell-labs.com/cm/cs/cstr/41.pdf -USE_DIFF(NEWTOY(diff, "<2>2(color)B(ignore-blank-lines)d(minimal)b(ignore-space-change)ut(expand-tabs)w(ignore-all-space)i(ignore-case)T(initial-tab)s(report-identical-files)q(brief)a(text)L(label)*S(starting-file):N(new-file)r(recursive)U(unified)#<0=3", TOYFLAG_USR|TOYFLAG_BIN)) +USE_DIFF(NEWTOY(diff, "<2>2(color)B(ignore-blank-lines)d(minimal)b(ignore-space-change)ut(expand-tabs)w(ignore-all-space)i(ignore-case)T(initial-tab)s(report-identical-files)q(brief)a(text)L(label)*S(starting-file):N(new-file)r(recursive)U(unified)#<0=3", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_ARGFAIL(2))) config DIFF bool "diff" @@ -791,32 +791,28 @@ void diff_main(void) int j = 0, k = 1, start[2] = {1, 1}; char *files[2]; + toys.exitval = 2; + if ((toys.optflags & FLAG_color) && !isatty(1)) toys.optflags ^= FLAG_color; for (j = 0; j < 2; j++) { files[j] = toys.optargs[j]; if (IS_STDIN(files[j])) { if (fstat(0, &TT.st[j]) == -1) - perror_exit("can fstat %s", files[j]); + perror_exit("can't fstat %s", files[j]); } else { - if (stat(files[j], &TT.st[j]) == -1) - perror_exit("can't stat %s", files[j]); + xstat(files[j], &TT.st[j]); } } - if (IS_STDIN(files[0]) && IS_STDIN(files[1])) { //compat :( - show_status(files); //check ASAP - return; - } - if ((IS_STDIN(files[0]) || IS_STDIN(files[1])) && (S_ISDIR(TT.st[0].st_mode) || S_ISDIR(TT.st[1].st_mode))) error_exit("can't compare stdin to directory"); if ((TT.st[0].st_ino == TT.st[1].st_ino) //physicaly same device && (TT.st[0].st_dev == TT.st[1].st_dev)) { - show_status(files); - return ; + toys.exitval = 0; + return show_status(files); } if (S_ISDIR(TT.st[0].st_mode) && S_ISDIR(TT.st[1].st_mode)) { |