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authorUlrich Drepper <drepper@redhat.com>1998-09-06 23:45:24 +0000
committerUlrich Drepper <drepper@redhat.com>1998-09-06 23:45:24 +0000
commit6796bc807aa3808f6afb5da42932e437bdd183cf (patch)
treef0610b5aebf183e95afb9f70c30d77ea82f9ef9e /posix
parentbaa3334acc20834b32be1abf96f5942367c31a06 (diff)
downloadglibc-6796bc807aa3808f6afb5da42932e437bdd183cf.zip
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Update.
1998-09-06 09:53 -0400 Zack Weinberg <zack@rabi.phys.columbia.edu> * Makeconfig (+gccwarn): Remove -Wno-parentheses. * elf/dl-open.c: Quiet -Wparentheses warnings. * iconvdata/johab.c: Likewise. * iconvdata/uhc.c: Likewise. * inet/inet_net.c: Likewise. * io/fts.c: Likewise. * locale/newlocale.c: Likewise. * misc/getttyent.c: Likewise. * misc/mntent_r.c: Likewise. * misc/ttyslot.c: Likewise. * nscd/nscd_conf.c: Likewise. * nss/nsswitch.c: Likewise. * resolv/gethnamaddr.c: Likewise. * resolv/nsap_addr.c: Likewise. * resolv/res_debug.c: Likewise. * stdio-common/_itoa.c: Likewise. * stdlib/strtod.c: Likewise. * string/strverscmp.c: Likewise. * sunrpc/svc.c: Likewise. * sysdeps/libm-ieee754/e_cosh.c: Likewise. * sysdeps/libm-ieee754/e_gamma_r.c: Likewise. * sysdeps/libm-ieee754/e_sinh.c: Likewise. * sysdeps/posix/getaddrinfo.c: Likewise. * include/dlfcn.h: Likewise. * elf/dlfcn.h: Declare dladdr only for __USE_GNU. Define RTLD_DEFAULT.
Diffstat (limited to 'posix')
-rw-r--r--posix/wordexp-test.c7
-rw-r--r--posix/wordexp.c30
2 files changed, 18 insertions, 19 deletions
diff --git a/posix/wordexp-test.c b/posix/wordexp-test.c
index 82af166..d73021c 100644
--- a/posix/wordexp-test.c
+++ b/posix/wordexp-test.c
@@ -119,6 +119,11 @@ struct test_case_struct
{ 0, "foo", "*$var*", 0, 1, { "*foo*", }, IFS },
{ 0, "o thr", "*$var*", 0, 2, { "two", "three" }, IFS },
+ /* Different IFS values */
+ { 0, NULL, "a b\tc\nd ", 0, 4, { "a", "b", "c", "d" }, NULL /* unset */ },
+ { 0, NULL, "a b\tc d ", 0, 1, { "a b\tc d " }, "" /* `null' */ },
+ { 0, NULL, "a,b c\n, d", 0, 3, { "a", "b c", " d" }, "\t\n," },
+
/* Other things that should succeed */
{ 0, NULL, "\\*\"|&;<>\"\\(\\)\\{\\}", 0, 1, { "*|&;<>(){}", }, IFS },
{ 0, "???", "$var", 0, 1, { "???", }, IFS },
@@ -127,7 +132,7 @@ struct test_case_struct
{ 0, NULL, "", 0, 0, { NULL, }, IFS },
/* Things that should fail */
- { WRDE_BADCHAR, NULL, "new\nline", 0, 0, { NULL, }, IFS },
+ { WRDE_BADCHAR, NULL, "new\nline", 0, 0, { NULL, }, "" /* \n not IFS */ },
{ WRDE_BADCHAR, NULL, "pipe|symbol", 0, 0, { NULL, }, IFS },
{ WRDE_BADCHAR, NULL, "&ampersand", 0, 0, { NULL, }, IFS },
{ WRDE_BADCHAR, NULL, "semi;colon", 0, 0, { NULL, }, IFS },
diff --git a/posix/wordexp.c b/posix/wordexp.c
index fe3e2b2..dff5d30 100644
--- a/posix/wordexp.c
+++ b/posix/wordexp.c
@@ -2049,8 +2049,8 @@ wordexp (const char *words, wordexp_t *pwordexp, int flags)
ifs = getenv ("IFS");
if (!ifs)
- /* NULL IFS means no field-splitting is to be performed */
- ifs = strcpy (ifs_white, "");
+ /* IFS unset - use <space><tab><newline>. */
+ ifs = strcpy (ifs_white, " \t\n");
else
{
char *ifsch = ifs;
@@ -2082,22 +2082,6 @@ wordexp (const char *words, wordexp_t *pwordexp, int flags)
for (words_offset = 0 ; words[words_offset] ; ++words_offset)
switch (words[words_offset])
{
- case '\n':
- case '|':
- case '&':
- case ';':
- case '<':
- case '>':
- case '(':
- case ')':
- case '{':
- case '}':
- /* Fail */
- wordfree (pwordexp);
- pwordexp->we_wordc = 0;
- pwordexp->we_wordv = old_wordv;
- return WRDE_BADCHAR;
-
case '\\':
error = parse_backslash (&word, &word_length, &max_length, words,
&words_offset);
@@ -2175,6 +2159,16 @@ wordexp (const char *words, wordexp_t *pwordexp, int flags)
/* Is it a field separator? */
if (strchr (ifs, words[words_offset]) == NULL)
{
+ /* Not a field separator -- but is it a valid word char? */
+ if (strchr ("\n|&;<>(){}", words[words_offset]))
+ {
+ /* Fail */
+ wordfree (pwordexp);
+ pwordexp->we_wordc = 0;
+ pwordexp->we_wordv = old_wordv;
+ return WRDE_BADCHAR;
+ }
+
/* "Ordinary" character -- add it to word */
word = w_addchar (word, &word_length, &max_length,