diff options
| -rw-r--r-- | ChangeLog | 43 | ||||
| -rw-r--r-- | db/Makefile | 18 | ||||
| -rw-r--r-- | grp/initgroups.c | 67 | ||||
| -rw-r--r-- | locale/programs/locale.c | 22 | ||||
| -rw-r--r-- | nss/XXX-lookup.c | 10 | ||||
| -rw-r--r-- | nss/file-lookup.c | 22 | ||||
| -rw-r--r-- | nss/host-lookup.c | 1 | ||||
| -rw-r--r-- | nss/network-lookup.c | 1 | ||||
| -rw-r--r-- | nss/nss_files/files-parse.c | 2 | ||||
| -rw-r--r-- | nss/nsswitch.c | 205 | ||||
| -rw-r--r-- | nss/nsswitch.h | 7 | ||||
| -rw-r--r-- | shlib-versions | 3 | ||||
| -rw-r--r-- | string/string.h | 2 | ||||
| -rw-r--r-- | sysdeps/generic/strncase.c | 5 |
14 files changed, 234 insertions, 174 deletions
@@ -1,3 +1,46 @@ +Wed Jun 26 01:58:49 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> + + * nss/nss_files/files-parse.c (parse_list): Count null in EOL calc. + + Move DB code into separate -ldb library. + * db/Makefile (extra-libs): New variable, list libdb. + (routines): Renamed to libdb-routines. + * shlib-versions: Add libdb=2. + + * nss/network-lookup.c (DEFAULT_CONFIG): New macro. + * nss/host-lookup.c (DEFAULT_CONFIG): New macro. + + * nss/nsswitch.c (nss_parse_service_list): Use __strncasecmp instead + of strncasecmp. Extend syntax to grok [!foo=bar]. + + * sysdeps/generic/strncase.c: Define __strncasecmp with strncasecmp as + weak alias. + * string/string.h: Declare __strncasecmp. + + * nss/nsswitch.c (nss_parse_file): Call __getline, not getline. + (service_alias): Variable removed. + (nss_parse_service_list): New function, broken out of nss_getline. + Remove alias conversion; we will just use symlinks. + (__nss_database_lookup): Take new string arg DEFCONFIG. + If no entry exists, make one with service list parsed from that. + * nss/nsswitch.h: Update protocol for __nss_database_lookup. + * nss/XXX-lookup.c (DEFAULT_CONFIG): New macro, set to 0 if undefined. + (DB_LOOKUP_FCT): Pass it to _nss_database_lookup. + + * grp/initgroups.c: Rewritten using getgrent. Handle unlimited group + list size. + + * sunrpc/xdr.c (xdr_int): #if 0 out unresolved references in dead code. + +Wed Jun 26 01:56:50 1996 Ulrich Drepper <drepper@cygnus.com> + + * locale/programs/locale.c (long_options): Short form of + --version option is `-V'. + (main): Recognize `-V' as option, not `-v'. + Call `usage' instead of printing error message for illegal + option. + (usage): Document `-V'. + Tue Jun 25 17:22:55 1996 Miles Bader <miles@gnu.ai.mit.edu> * sysdeps/mach/hurd/getcwd.c diff --git a/db/Makefile b/db/Makefile index 48e2570..2c678df 100644 --- a/db/Makefile +++ b/db/Makefile @@ -8,14 +8,16 @@ subdir = db subdir-dirs = btree db hash mpool recno vpath %.c $(subdir-dirs) -routines := bt_close bt_conv bt_debug bt_delete bt_get bt_open bt_overflow \ - bt_page bt_put bt_search bt_seq bt_split bt_utils \ - db \ - hash hash_bigkey hash_buf hash_func hash_log2 hash_page \ - ndbm \ - mpool \ - rec_close rec_delete rec_get rec_open rec_put rec_search \ - rec_seq rec_utils +extra-libs := libdb +libdb-routines := bt_close bt_conv bt_debug bt_delete bt_get \ + bt_open bt_overflow bt_page bt_put bt_search \ + bt_seq bt_split bt_utils \ + db \ + hash hash_bigkey hash_buf hash_func hash_log2 hash_page \ + ndbm \ + mpool \ + rec_close rec_delete rec_get rec_open rec_put rec_search \ + rec_seq rec_utils headers := db.h mpool.h ndbm.h distribute := compat.h \ diff --git a/grp/initgroups.c b/grp/initgroups.c index 5af1926..a700557 100644 --- a/grp/initgroups.c +++ b/grp/initgroups.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1989, 1991, 1993 Free Software Foundation, Inc. +/* Copyright (C) 1989, 1991, 1993, 1996 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 @@ -31,43 +31,66 @@ int DEFUN(initgroups, (user, group), CONST char *user AND gid_t group) { -#ifdef NGROUPS_MAX -#if NGROUPS_MAX == 0 +#if defined (NGROUPS_MAX) && NGROUPS_MAX == 0 + + /* No extra groups allowed. */ return 0; + #else - static PTR info = NULL; - register FILE *stream; - register struct group *g; - gid_t groups[NGROUPS_MAX]; + + struct group *g; register size_t n; +#ifdef NGROUPS_MAX + gid_t groups[NGROUPS_MAX]; +#else + long int limit = sysconf (_SC_NGROUPS_MAX); + gid_t *groups; + size_t ngroups; - if (info == NULL) - { - info = __grpalloc(); - if (info == NULL) - return -1; - } + if (limit > 0) + ngroups = limit; + else + /* No fixed limit on groups. Pick a starting buffer size. */ + ngroups = 16; - stream = __grpopen(); - if (stream == NULL) - return -1; + groups = __alloca (ngroups * sizeof *groups); +#endif + + setgrent (); n = 0; groups[n++] = group; - while (n < NGROUPS_MAX && (g = __grpread(stream, info)) != NULL) + while ((g = getgrent ()) != NULL) if (g->gr_gid != group) { register char **m; for (m = g->gr_mem; *m != NULL; ++m) - if (!strcmp(*m, user)) + if (!strcmp (*m, user)) + break; + + if (*m == NULL) + { + /* Matched the user. Insert this group. */ + if (n == ngroups && limit <= 0) + { + /* Need a bigger buffer. */ + groups = memcpy (__alloca (ngroups * 2 * sizeof *groups), + groups, ngroups * sizeof *groups); + ngroups *= 2; + } + groups[n++] = g->gr_gid; + + if (n == limit) + /* Can't take any more groups; stop searching. */ + break; + } } - return setgroups(n, groups); -#endif -#else - return 0; + endgrent (); + + return setgroups (n, groups); #endif } diff --git a/locale/programs/locale.c b/locale/programs/locale.c index ef5d9ae..5196fa5 100644 --- a/locale/programs/locale.c +++ b/locale/programs/locale.c @@ -49,7 +49,7 @@ static const struct option long_options[] = { "charmaps", no_argument, NULL, 'm' }, { "help", no_argument, NULL, 'h' }, { "keyword-name", no_argument, &show_keyword_name, 1 }, - { "version", no_argument, NULL, 'v' }, + { "version", no_argument, NULL, 'V' }, { NULL, 0, NULL, 0 } }; @@ -130,7 +130,7 @@ main (int argc, char *argv[]) int do_version = 0; int do_charmaps = 0; - /* Set initial values for global varaibles. */ + /* Set initial values for global variables. */ show_category_name = 0; show_keyword_name = 0; @@ -142,7 +142,7 @@ main (int argc, char *argv[]) /* Initialize the message catalog. */ textdomain (PACKAGE); - while ((optchar = getopt_long (argc, argv, "achkmv", long_options, NULL)) + while ((optchar = getopt_long (argc, argv, "achkmV", long_options, NULL)) != EOF) switch (optchar) { @@ -163,12 +163,11 @@ main (int argc, char *argv[]) case 'm': do_charmaps = 1; break; - case 'v': + case 'V': do_version = 1; break; default: - error (1, 0, gettext ("illegal option \"%s\""), optarg); - break; + usage (EXIT_FAILURE); } /* Version information is requested. */ @@ -219,25 +218,24 @@ main (int argc, char *argv[]) /* Display usage information and exit. */ static void -usage(int status) +usage (int status) { if (status != EXIT_SUCCESS) fprintf (stderr, gettext ("Try `%s --help' for more information.\n"), program_invocation_name); else - printf(gettext ("\ + printf (gettext ("\ Usage: %s [OPTION]... name\n\ Mandatory arguments to long options are mandatory for short options too.\n\ -h, --help display this help and exit\n\ - -v, --version output version information and exit\n\ + -V, --version output version information and exit\n\ \n\ -a, --all-locales write names of available locales\n\ -m, --charmaps write names of available charmaps\n\ \n\ -c, --category-name write names of selected categories\n\ - -k, --keyword-name write names of selected keywords\n\ -\n\ -"), program_invocation_name); + -k, --keyword-name write names of selected keywords\n"), + program_invocation_name); exit (status); } diff --git a/nss/XXX-lookup.c b/nss/XXX-lookup.c index 1f8cbbf..4a2d25c 100644 --- a/nss/XXX-lookup.c +++ b/nss/XXX-lookup.c @@ -25,6 +25,10 @@ Boston, MA 02111-1307, USA. */ |* DATABASE_NAME - name of the database the function accesses *| |* (e.g., hosts, servicess, ...) *| |* *| +|* One additional symbol may optionally be defined: *| +|* *| +|* DEFAULT_CONFIG - string for default conf (e.g. "dns files") *| +|* *| \*******************************************************************/ #define DB_LOOKUP_FCT CONCAT3_1 (__nss_, DATABASE_NAME, _lookup) @@ -35,6 +39,9 @@ Boston, MA 02111-1307, USA. */ #define STRINGIFY1(Name) STRINGIFY2 (Name) #define STRINGIFY2(Name) #Name +#ifndef DEFAULT_CONFIG +#define DEFAULT_CONFIG 0 +#endif static service_user *database = NULL; @@ -42,7 +49,8 @@ int DB_LOOKUP_FCT (service_user **ni, const char *fct_name, void **fctp) { if (database == NULL - && __nss_database_lookup (DATABASE_NAME_STRING, &database) < 0) + && __nss_database_lookup (DATABASE_NAME_STRING, DEFAULT_CONFIG, + &database) < 0) return -1; *ni = database; diff --git a/nss/file-lookup.c b/nss/file-lookup.c deleted file mode 100644 index d9f7c67..0000000 --- a/nss/file-lookup.c +++ /dev/null @@ -1,22 +0,0 @@ -/* Copyright (C) 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. -Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. - -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. - -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -#define DATABASE_NAME hosts - -#include "XXX-lookup.c" diff --git a/nss/host-lookup.c b/nss/host-lookup.c index d9f7c67..f511393 100644 --- a/nss/host-lookup.c +++ b/nss/host-lookup.c @@ -18,5 +18,6 @@ not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #define DATABASE_NAME hosts +#define DEFAULT_CONFIG "dns [!UNAVAIL=return] files" #include "XXX-lookup.c" diff --git a/nss/network-lookup.c b/nss/network-lookup.c index ab6e51f..39a5ebd 100644 --- a/nss/network-lookup.c +++ b/nss/network-lookup.c @@ -18,5 +18,6 @@ not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #define DATABASE_NAME networks +#define DEFAULT_CONFIG "dns files" #include "XXX-lookup.c" diff --git a/nss/nss_files/files-parse.c b/nss/nss_files/files-parse.c index ff67e97..de45699 100644 --- a/nss/nss_files/files-parse.c +++ b/nss/nss_files/files-parse.c @@ -107,7 +107,7 @@ parse_list (char *line, struct parser_data *data, int datalen) char *eol, **list, **p; /* Find the end of the line buffer. */ - eol = strchr (line, '\0'); + eol = strchr (line, '\0') + 1; /* Adjust the pointer so it is aligned for storing pointers. */ eol += (eol - (char *) 0) % __alignof__ (char *); /* We will start the storage here for the vector of pointers. */ diff --git a/nss/nsswitch.c b/nss/nsswitch.c index 2b3ae0b..9b6c4eb 100644 --- a/nss/nsswitch.c +++ b/nss/nsswitch.c @@ -38,6 +38,7 @@ static void nss_insert_entry (struct entry **knownp, const char *key, void *val); static name_database *nss_parse_file (const char *fname); static name_database_entry *nss_getline (char *line); +static service_user *nss_parse_service_list (const char *line); static service_library *nss_new_service (name_database *database, const char *name); @@ -49,17 +50,6 @@ __libc_lock_define_initialized (static, lock); struct __res_state _res; -/* Known aliases for service names. */ -static struct { - const char *alias; - const char *value; -} service_alias[] = -{ - { "nis+", "nisplus" }, - { "yp", "nis" } -}; - - /* Nonzero if the sevices are already initialized. */ static int nss_initialized; @@ -84,8 +74,11 @@ nss_init (void) /* -1 == database not found 0 == database entry pointer stored */ int -__nss_database_lookup (const char *database, service_user **ni) +__nss_database_lookup (const char *database, const char *defconfig, + service_user **ni) { + name_database_entry *entry; + if (nss_initialized == 0) nss_init (); @@ -94,7 +87,6 @@ __nss_database_lookup (const char *database, service_user **ni) { /* Return first `service_user' entry for DATABASE. XXX Will use perfect hashing function for known databases. */ - name_database_entry *entry; /* XXX Could use some faster mechanism here. But each database is only requested once and so this might not be critical. */ @@ -107,29 +99,17 @@ __nss_database_lookup (const char *database, service_user **ni) } /* No configuration data is available, either because nsswitch.conf - doesn't exist or because it doesn't have a line for this database. - Use a default equivalent to: - database: compat [NOTFOUND=return] dns [NOTFOUND=return] files - */ - { -#define DEFAULT_SERVICE(name, next) \ - static service_user default_##name = \ - { \ - #name, \ - { \ - NSS_ACTION_CONTINUE, \ - NSS_ACTION_CONTINUE, \ - NSS_ACTION_RETURN, \ - NSS_ACTION_RETURN, \ - }, \ - NULL, NULL, \ - next \ - } - DEFAULT_SERVICE (files, NULL); - DEFAULT_SERVICE (dns, &default_files); - DEFAULT_SERVICE (compat, &default_dns); - *ni = &default_compat; - } + doesn't exist or because it doesn't have a line for this database. */ + entry = malloc (sizeof *entry); + if (entry == NULL) + return -1; + entry->name = database; + /* DEFCONFIG specifies the default service list for this database, + or null to use the most common default. */ + entry->service = nss_parse_service_list (defconfig ?: + "compat [NOTFOUND=return] files"); + + *ni = entry->service; return 0; } @@ -246,9 +226,7 @@ nss_lookup_function (service_user *ni, const char *fct_name) void do_open (void) { - /* The used function is found in GNU ld.so. XXX The first - argument to _dl_open used to be `_dl_loaded'. But this - does (currently) not work. */ + /* Open and relocate the shared object. */ ni->library->lib_handle = _dl_open (shlib_name, RTLD_LAZY); } @@ -370,7 +348,7 @@ nss_parse_file (const char *fname) ssize_t n; char *cp; - n = getline (&line, &len, fp); + n = __getline (&line, &len, fp); if (n < 0) break; if (line[n - 1] == '\n') @@ -410,48 +388,16 @@ nss_parse_file (const char *fname) } -static name_database_entry * -nss_getline (char *line) +/* Read the source names: `<source> ( "[" <status> "=" <action> "]" )*'. */ +static service_user * +nss_parse_service_list (const char *line) { - const char *name; - name_database_entry *result; - service_user *last; - - /* Ignore leading white spaces. ATTENTION: this is different from - what is implemented in Solaris. The Solaris man page says a line - beginning with a white space character is ignored. We regard - this as just another misfeature in Solaris. */ - while (isspace (line[0])) - ++line; - - /* Recognize `<database> ":"'. */ - name = line; - while (line[0] != '\0' && !isspace (line[0]) && line[0] != ':') - ++line; - if (line[0] == '\0' || name == line) - /* Syntax error. */ - return NULL; - *line++ = '\0'; + service_user *result = NULL, **nextp = &result; - result = (name_database_entry *) malloc (sizeof (name_database_entry)); - if (result == NULL) - return NULL; - - result->name = strdup (name); - if (result->name == NULL) - { - free (result); - return NULL; - } - result->service = NULL; - result->next = NULL; - last = NULL; - - /* Read the source names: `<source> ( "[" <status> "=" <action> "]" )*'. */ while (1) { service_user *new_service; - size_t n; + char *name; while (isspace (line[0])) ++line; @@ -470,15 +416,6 @@ nss_getline (char *line) new_service = (service_user *) malloc (sizeof (service_user)); if (new_service == NULL) return result; - - /* Test whether the source name is one of the aliases. */ - for (n = 0; n < sizeof (service_alias) / sizeof (service_alias[0]); ++n) - if (strncmp (service_alias[n].alias, name, line - name) == 0 - && service_alias[n].alias[line - name] == '\0') - break; - - if (n < sizeof (service_alias) / sizeof (service_alias[0])) - new_service->name = service_alias[n].value; else { char *source = (char *) malloc (line - name + 1); @@ -507,8 +444,6 @@ nss_getline (char *line) if (line[0] == '[') { - int status; - /* Read criterions. */ do ++line; @@ -516,6 +451,14 @@ nss_getline (char *line) do { + int not; + enum nss_status status; + lookup_actions action; + + /* Grok ! before name to mean all statii but that one. */ + if (not = line[0] == '!') + ++line; + /* Read status name. */ name = line; while (line[0] != '\0' && !isspace (line[0]) && line[0] != '=' @@ -525,18 +468,18 @@ nss_getline (char *line) /* Compare with known statii. */ if (line - name == 7) { - if (strncasecmp (name, "SUCCESS", 7) == 0) + if (__strncasecmp (name, "SUCCESS", 7) == 0) status = NSS_STATUS_SUCCESS; - else if (strncasecmp (name, "UNAVAIL", 7) == 0) + else if (__strncasecmp (name, "UNAVAIL", 7) == 0) status = NSS_STATUS_UNAVAIL; else return result; } else if (line - name == 8) { - if (strncasecmp (name, "NOTFOUND", 8) == 0) + if (__strncasecmp (name, "NOTFOUND", 8) == 0) status = NSS_STATUS_NOTFOUND; - else if (strncasecmp (name, "TRYAGAIN", 8) == 0) + else if (__strncasecmp (name, "TRYAGAIN", 8) == 0) status = NSS_STATUS_TRYAGAIN; else return result; @@ -557,15 +500,29 @@ nss_getline (char *line) && line[0] != ']') ++line; - if (line - name == 6 && strncasecmp (name, "RETURN", 6) == 0) - new_service->actions[2 + status] = NSS_ACTION_RETURN; + if (line - name == 6 && __strncasecmp (name, "RETURN", 6) == 0) + action = NSS_ACTION_RETURN; else if (line - name == 8 - && strncasecmp (name, "CONTINUE", 8) == 0) - new_service->actions[2 + status] = NSS_ACTION_CONTINUE; + && __strncasecmp (name, "CONTINUE", 8) == 0) + action = NSS_ACTION_CONTINUE; else return result; - /* Match white spaces. */ + if (not) + { + /* Save the current action setting for this status, + set them all to the given action, and reset this one. */ + const lookup_actions save = new_service->actions[2 + status]; + new_service->actions[2 + NSS_STATUS_TRYAGAIN] = action; + new_service->actions[2 + NSS_STATUS_UNAVAIL] = action; + new_service->actions[2 + NSS_STATUS_NOTFOUND] = action; + new_service->actions[2 + NSS_STATUS_SUCCESS] = action; + new_service->actions[2 + status] = save; + } + else + new_service->actions[2 + status] = action; + + /* Skip white spaces. */ while (isspace (line[0])) ++line; } @@ -575,14 +532,54 @@ nss_getline (char *line) ++line; } - if (last == NULL) - result->service = new_service; - else - last->next = new_service; - last = new_service; + *nextp = new_service; + nextp = &new_service->next; } - /* NOTREACHED */ - return NULL; +} + +static name_database_entry * +nss_getline (char *line) +{ + const char *name; + name_database_entry *result; + + /* Ignore leading white spaces. ATTENTION: this is different from + what is implemented in Solaris. The Solaris man page says a line + beginning with a white space character is ignored. We regard + this as just another misfeature in Solaris. */ + while (isspace (line[0])) + ++line; + + /* Recognize `<database> ":"'. */ + name = line; + while (line[0] != '\0' && !isspace (line[0]) && line[0] != ':') + ++line; + if (line[0] == '\0' || name == line) + /* Syntax error. */ + return NULL; + *line++ = '\0'; + + result = (name_database_entry *) malloc (sizeof (name_database_entry)); + if (result == NULL) + return NULL; + + /* Save the database name. */ + { + const size_t len = strlen (name) + 1; + char *new = malloc (len); + if (new == NULL) + { + free (result); + return NULL; + } + result->name = memcpy (new, name, len); + } + + /* Parse the list of services. */ + result->service = nss_parse_service_list (line); + + result->next = NULL; + return result; } diff --git a/nss/nsswitch.h b/nss/nsswitch.h index f597a58..d95d432 100644 --- a/nss/nsswitch.h +++ b/nss/nsswitch.h @@ -108,9 +108,12 @@ typedef struct name_database /* Interface functions for NSS. */ -/* Get the data structure representing the specified database. More +/* Get the data structure representing the specified database. + If there is no configuration for this database in the file, + parse a service list from DEFCONFIG and use that. More than one function can use the database. */ -int __nss_database_lookup (const char *database, service_user **ni); +int __nss_database_lookup (const char *database, const char *defconfig, + service_user **ni); /* Put first function with name FCT_NAME for SERVICE in FCTP. The diff --git a/shlib-versions b/shlib-versions index 1bf19da..075dab3 100644 --- a/shlib-versions +++ b/shlib-versions @@ -40,3 +40,6 @@ alpha-*-linux* libc=6 # names given in /etc/nsswitch.conf. *-*-* libnss_files=1 *-*-* libnss_dns=1 + +# We use libdb.so.2 for the interface in version 1.85 of the Berkeley DB code. +*-*-* libdb=2 diff --git a/string/string.h b/string/string.h index 755c631..a5a6edd 100644 --- a/string/string.h +++ b/string/string.h @@ -185,6 +185,8 @@ extern int __strcasecmp __P ((__const char *__s1, __const char *__s2)); extern int strcasecmp __P ((__const char *__s1, __const char *__s2)); /* Compare no more than N chars of S1 and S2, ignoring case. */ +extern int __strncasecmp __P ((__const char *__s1, __const char *__s2, + size_t __n)); extern int strncasecmp __P ((__const char *__s1, __const char *__s2, size_t __n)); diff --git a/sysdeps/generic/strncase.c b/sysdeps/generic/strncase.c index f589937..ffc50ff 100644 --- a/sysdeps/generic/strncase.c +++ b/sysdeps/generic/strncase.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1992 Free Software Foundation, Inc. +/* Copyright (C) 1992, 1996 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 @@ -25,7 +25,7 @@ Cambridge, MA 02139, USA. */ greater than zero if S1 is lexicographically less than, equal to or greater than S2. */ int -DEFUN(strncasecmp, (s1, s2, n), +DEFUN(__strncasecmp, (s1, s2, n), CONST char *s1 AND CONST char *s2 AND size_t n) { register CONST unsigned char *p1 = (CONST unsigned char *) s1; @@ -45,3 +45,4 @@ DEFUN(strncasecmp, (s1, s2, n), return c1 - c2; } +weak_alias (__strncasecmp, strncasecmp) |