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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2018-11-29 11:44:10 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2018-11-29 11:44:10 +0100 |
| commit | c1005355718055983912ebdd79357b11894e0958 (patch) | |
| tree | f879fd99b2850586ececc83b796d1ab697b3dece /coreutils/cat.c | |
| parent | 75a1c87357070ec0229f1c98d887bc1c526bb81c (diff) | |
| download | busybox-c1005355718055983912ebdd79357b11894e0958.tar.gz | |
cat,nl: fix handling of open errors
$ cat -n does_not_exist; echo $?
cat: does_not_exist: No such file or directory
1
function old new delta
print_numbered_lines 118 129 +11
nl_main 196 201 +5
cat_main 421 425 +4
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 20/0) Total: 20 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'coreutils/cat.c')
| -rw-r--r-- | coreutils/cat.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/coreutils/cat.c b/coreutils/cat.c index fb735f994..65f0648f9 100644 --- a/coreutils/cat.c +++ b/coreutils/cat.c @@ -195,6 +195,7 @@ int cat_main(int argc UNUSED_PARAM, char **argv) # define CAT_OPT_b (1<<1) if (opts & (CAT_OPT_n|CAT_OPT_b)) { /* -n or -b */ struct number_state ns; + int exitcode; ns.width = 6; ns.start = 1; @@ -203,10 +204,11 @@ int cat_main(int argc UNUSED_PARAM, char **argv) ns.empty_str = "\n"; ns.all = !(opts & CAT_OPT_b); /* -n without -b */ ns.nonempty = (opts & CAT_OPT_b); /* -b (with or without -n) */ + exitcode = EXIT_SUCCESS; do { - print_numbered_lines(&ns, *argv); + exitcode |= print_numbered_lines(&ns, *argv); } while (*++argv); - fflush_stdout_and_exit(EXIT_SUCCESS); + fflush_stdout_and_exit(exitcode); } /*opts >>= 2;*/ #endif |