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| author | Ulrich Drepper <drepper@redhat.com> | 1999-07-02 11:50:55 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1999-07-02 11:50:55 +0000 |
| commit | 4708015f24a69bd0a436483c4d1244d1fb1f2e87 (patch) | |
| tree | e3d55cddb335ee69a1f872b3461d567c5cf1c9ec /posix | |
| parent | 8d93eb92afa7e829225a0e884cc492e138feb515 (diff) | |
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Update.
1999-07-02 Tim Waugh <tim@cyberelk.demon.co.uk>
* posix/wordexp-test.c: Revert bogus 'unset IFS' change. It
doesn't belong in the tests, but in the wordexp implementation.
* posix/wordexp.c (exec_comm): Unset IFS so that subshells don't
split fields.
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/wordexp-test.c | 24 | ||||
| -rw-r--r-- | posix/wordexp.c | 3 |
2 files changed, 15 insertions, 12 deletions
diff --git a/posix/wordexp-test.c b/posix/wordexp-test.c index 8720389d4b..03a5d3a9b1 100644 --- a/posix/wordexp-test.c +++ b/posix/wordexp-test.c @@ -56,25 +56,25 @@ struct test_case_struct * but does NOT start a new field. */ { 0, ":abc:", "$var", 0, 2, { "", "abc", }, ":" }, - { 0, NULL, "$(unset IFS;echo :abc:)", 0, 2, { "", "abc", }, ":" }, - { 0, NULL, "$(unset IFS;echo :abc:\\ )", 0, 2, { "", "abc", }, ": " }, - { 0, NULL, "$(unset IFS;echo :abc\\ )", 0, 2, { "", "abc", }, ": " }, - { 0, ":abc:", "$(unset IFS;echo $var)", 0, 2, { "", "abc", }, ":" }, + { 0, NULL, "$(echo :abc:)", 0, 2, { "", "abc", }, ":" }, + { 0, NULL, "$(echo :abc:\\ )", 0, 2, { "", "abc", }, ": " }, + { 0, NULL, "$(echo :abc\\ )", 0, 2, { "", "abc", }, ": " }, + { 0, ":abc:", "$(echo $var)", 0, 2, { "", "abc", }, ":" }, { 0, NULL, ":abc:", 0, 1, { ":abc:", }, ":" }, - { 0, NULL, "$(unset IFS;echo :abc:)def", 0, 3, { "", "abc", "def", }, + { 0, NULL, "$(echo :abc:)def", 0, 3, { "", "abc", "def", }, ":" }, - { 0, NULL, "$(unset IFS;echo abc:de)f", 0, 2, { "abc", "def", }, ":" }, - { 0, NULL, "$(unset IFS;echo abc:de)f:ghi", 0, 2, { "abc", "def:ghi", }, + { 0, NULL, "$(echo abc:de)f", 0, 2, { "abc", "def", }, ":" }, + { 0, NULL, "$(echo abc:de)f:ghi", 0, 2, { "abc", "def:ghi", }, ":" }, - { 0, NULL, "abc:d$(unset IFS;echo ef:ghi)", 0, 2, { "abc:def", "ghi", }, + { 0, NULL, "abc:d$(echo ef:ghi)", 0, 2, { "abc:def", "ghi", }, ":" }, - { 0, "abc:", "$var$(unset IFS;echo def:ghi)", 0, 3, { "abc", "def", + { 0, "abc:", "$var$(echo def:ghi)", 0, 3, { "abc", "def", "ghi", }, ":" }, - { 0, "abc:d", "$var$(unset IFS;echo ef:ghi)", 0, 3, { "abc", "def", + { 0, "abc:d", "$var$(echo ef:ghi)", 0, 3, { "abc", "def", "ghi", }, ":" }, - { 0, "def:ghi", "$(unset IFS;echo abc:)$var", 0, 3, { "abc", "def", + { 0, "def:ghi", "$(echo abc:)$var", 0, 3, { "abc", "def", "ghi", }, ":" }, - { 0, "ef:ghi", "$(unset IFS;echo abc:d)$var", 0, 3, { "abc", "def", + { 0, "ef:ghi", "$(echo abc:d)$var", 0, 3, { "abc", "def", "ghi", }, ":" }, /* Simple parameter expansion */ diff --git a/posix/wordexp.c b/posix/wordexp.c index b6cf85af32..dde9183db5 100644 --- a/posix/wordexp.c +++ b/posix/wordexp.c @@ -859,6 +859,9 @@ exec_comm (char *comm, char **word, size_t *word_length, size_t *max_length, } } + /* Make sure the subshell doesn't field-split on our behalf. */ + unsetenv ("IFS"); + __close (fildes[0]); __execve (_PATH_BSHELL, (char *const *) args, __environ); |