diff options
Diffstat (limited to 'posix')
-rw-r--r-- | posix/gai.conf | 9 | ||||
-rw-r--r-- | posix/getopt.c | 40 | ||||
-rw-r--r-- | posix/regex_internal.c | 16 | ||||
-rw-r--r-- | posix/regexec.c | 2 |
4 files changed, 47 insertions, 20 deletions
diff --git a/posix/gai.conf b/posix/gai.conf index 3dba1a905d..195287e1c8 100644 --- a/posix/gai.conf +++ b/posix/gai.conf @@ -66,3 +66,12 @@ #scopev4 ::ffff:172.16.0.0/108 5 #scopev4 ::ffff:192.168.0.0/112 5 #scopev4 ::ffff:0.0.0.0/96 14 +# +# For sites which use site-local IPv4 addresses behind NAT there is +# the problem that even if IPv4 addresses are preferred they do not +# have the same scope and are therefore not sorted first. To change +# this use only these rules: +# +#scopev4 ::ffff:169.254.0.0/112 2 +#scopev4 ::ffff:127.0.0.0/104 2 +#scopev4 ::ffff:0.0.0.0/96 14 diff --git a/posix/getopt.c b/posix/getopt.c index a7f0b54857..2746364fc7 100644 --- a/posix/getopt.c +++ b/posix/getopt.c @@ -2,7 +2,8 @@ NOTE: getopt is part of the C library, so if you don't know what "Keep this file name-space clean" means, talk to drepper@gnu.org before changing it! - Copyright (C) 1987-1996,1998-2004,2008,2009 Free Software Foundation, Inc. + Copyright (C) 1987-1996,1998-2004,2008,2009,2010 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -394,8 +395,6 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, int long_only, struct _getopt_data *d, int posixly_correct) { int print_errors = d->opterr; - if (optstring[0] == ':') - print_errors = 0; if (argc < 1) return -1; @@ -410,6 +409,10 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, posixly_correct); d->__initialized = 1; } + else if (optstring[0] == '-' || optstring[0] == '+') + optstring++; + if (optstring[0] == ':') + print_errors = 0; /* Test whether ARGV[optind] points to a non-option argument. Either it does not have option syntax, or there is an environment flag @@ -679,8 +682,8 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, char *buf; if (__asprintf (&buf, _("\ -%s: option '%s' requires an argument\n"), - argv[0], argv[d->optind - 1]) >= 0) +%s: option '--%s' requires an argument\n"), + argv[0], pfound->name) >= 0) { _IO_flockfile (stderr); @@ -697,8 +700,8 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, } #else fprintf (stderr, - _("%s: option '%s' requires an argument\n"), - argv[0], argv[d->optind - 1]); + _("%s: option '--%s' requires an argument\n"), + argv[0], pfound->name); #endif } d->__nextchar += strlen (d->__nextchar); @@ -788,7 +791,7 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, if (*d->__nextchar == '\0') ++d->optind; - if (temp == NULL || c == ':') + if (temp == NULL || c == ':' || c == ';') { if (print_errors) { @@ -910,7 +913,10 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, pfound = p; indfound = option_index; } - else + else if (long_only + || pfound->has_arg != p->has_arg + || pfound->flag != p->flag + || pfound->val != p->val) /* Second or later nonexact match found. */ ambig = 1; } @@ -922,7 +928,7 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, char *buf; if (__asprintf (&buf, _("%s: option '-W %s' is ambiguous\n"), - argv[0], argv[d->optind]) >= 0) + argv[0], d->optarg) >= 0) { _IO_flockfile (stderr); @@ -938,7 +944,7 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, } #else fprintf (stderr, _("%s: option '-W %s' is ambiguous\n"), - argv[0], argv[d->optind]); + argv[0], d->optarg); #endif } d->__nextchar += strlen (d->__nextchar); @@ -1001,8 +1007,8 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, char *buf; if (__asprintf (&buf, _("\ -%s: option '%s' requires an argument\n"), - argv[0], argv[d->optind - 1]) >= 0) +%s: option '-W %s' requires an argument\n"), + argv[0], pfound->name) >= 0) { _IO_flockfile (stderr); @@ -1018,15 +1024,17 @@ _getopt_internal_r (int argc, char *const *argv, const char *optstring, free (buf); } #else - fprintf (stderr, - _("%s: option '%s' requires an argument\n"), - argv[0], argv[d->optind - 1]); + fprintf (stderr, _("\ +%s: option '-W %s' requires an argument\n"), + argv[0], pfound->name); #endif } d->__nextchar += strlen (d->__nextchar); return optstring[0] == ':' ? ':' : '?'; } } + else + d->optarg = NULL; d->__nextchar += strlen (d->__nextchar); if (longind != NULL) *longind = option_index; diff --git a/posix/regex_internal.c b/posix/regex_internal.c index c9da2b961c..09cffcf0d7 100644 --- a/posix/regex_internal.c +++ b/posix/regex_internal.c @@ -133,7 +133,14 @@ re_string_realloc_buffers (re_string_t *pstr, int new_buf_len) #ifdef RE_ENABLE_I18N if (pstr->mb_cur_max > 1) { - wint_t *new_wcs = re_realloc (pstr->wcs, wint_t, new_buf_len); + wint_t *new_wcs; + + /* Avoid overflow in realloc. */ + const size_t max_object_size = MAX (sizeof (wint_t), sizeof (int)); + if (BE (SIZE_MAX / max_object_size < new_buf_len, 0)) + return REG_ESPACE; + + new_wcs = re_realloc (pstr->wcs, wint_t, new_buf_len); if (BE (new_wcs == NULL, 0)) return REG_ESPACE; pstr->wcs = new_wcs; @@ -1404,8 +1411,11 @@ re_dfa_add_node (re_dfa_t *dfa, re_token_t token) re_node_set *new_edests, *new_eclosures; re_token_t *new_nodes; - /* Avoid overflows. */ - if (BE (new_nodes_alloc < dfa->nodes_alloc, 0)) + /* Avoid overflows in realloc. */ + const size_t max_object_size = MAX (sizeof (re_token_t), + MAX (sizeof (re_node_set), + sizeof (int))); + if (BE (SIZE_MAX / max_object_size < new_nodes_alloc, 0)) return -1; new_nodes = re_realloc (dfa->nodes, re_token_t, new_nodes_alloc); diff --git a/posix/regexec.c b/posix/regexec.c index 7bf0c08a78..8481b618da 100644 --- a/posix/regexec.c +++ b/posix/regexec.c @@ -3998,7 +3998,7 @@ find_collation_sequence_value (const unsigned char *mbs, size_t mbs_len) /* Skip the collation sequence value. */ idx += sizeof (uint32_t); /* Skip the wide char sequence of the collating element. */ - idx = idx + sizeof (uint32_t) * (extra[idx] + 1); + idx = idx + sizeof (uint32_t) * (*(int32_t *) (extra + idx) + 1); /* If we found the entry, return the sequence value. */ if (found) return *(uint32_t *) (extra + idx); |