Thu Jul 11 20:09:55 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>

[kopensolaris-gnu/glibc.git] / nss / nss_files / files-XXX.c

diff --git a/nss/nss_files/files-XXX.c b/nss/nss_files/files-XXX.c
index 40bb7df..80efd29 100644 (file)
--- a/nss/nss_files/files-XXX.c
+++ b/nss/nss_files/files-XXX.c
@@ -27,13 +27,16 @@ Cambridge, MA 02139, USA.  */
 
    ENTNAME -- database name of the structure and functions (hostent, pwent).
    STRUCTURE -- struct name, define only if not ENTNAME (passwd, group).
-   DATAFILE -- string of the database file's name.
+   DATABASE -- string of the database file's name ("hosts", "passwd").
 
    NEED_H_ERRNO - defined iff an arg `int *herrnop' is used.
-   MIDLINE_COMMENTS - defined iff # before \n terminates a database line.
+
+   Also see files-parse.c.
 */
 
-#define ENTNAME_r CONCAT(ENTNAME,_r)
+#define ENTNAME_r      CONCAT(ENTNAME,_r)
+
+#define DATAFILE       "/etc/" DATABASE
 
 #ifdef NEED_H_ERRNO
 #define H_ERRNO_PROTO  , int *herrnop
@@ -102,9 +105,6 @@ internal_endent (void)
       fclose (stream);
       stream = NULL;
     }
-
-  /* Reset STAYOPEN flag.  */
-  keep_stream = 0;
 }
 
 
@@ -116,6 +116,9 @@ CONCAT(_nss_files_end,ENTNAME) (void)
 
   internal_endent ();
 
+  /* Reset STAYOPEN flag.  */
+  keep_stream = 0;
+
   __libc_lock_unlock (lock);
 
   return NSS_STATUS_SUCCESS;
@@ -131,18 +134,20 @@ internal_getent (struct STRUCTURE *result,
   struct parser_data *data = (void *) buffer;
   int linebuflen = buffer + buflen - data->linebuffer;
 
-  /* Someone called internal_setent before calling us, so if the
-     stream is not open now the file could not be opened.  */
+  /* Be prepared that the set*ent function was not called before.  */
   if (stream == NULL)
     {
-      H_ERRNO_SET (NETDB_INTERNAL);
-      return NSS_STATUS_UNAVAIL;
+      enum nss_status status;
+
+      status = internal_setent (0);
+      if (status != NSS_STATUS_SUCCESS)
+       return status;
     }
 
-  if (buflen < sizeof *data + 1)
+  if (buflen < (int) sizeof *data + 1)
     {
       errno = ERANGE;
-      return NSS_STATUS_NOTFOUND;
+      return NSS_STATUS_TRYAGAIN;
     }
 
   do
@@ -155,6 +160,9 @@ internal_getent (struct STRUCTURE *result,
          return NSS_STATUS_NOTFOUND;
        }
 
+      /* Terminate the line for any case.  */
+      data->linebuffer[linebuflen - 1] = '\0';
+
       /* Skip leading blanks.  */
       while (isspace (*p))
        ++p;
@@ -189,13 +197,15 @@ CONCAT(_nss_files_get,ENTNAME_r) (struct STRUCTURE *result,
 
    NAME is the name of the lookup; e.g. `hostbyname'.
 
+   KEYSIZE and KEYPATTERN are ignored here but used by ../nss_db/db-XXX.c.
+
    PROTO describes the arguments for the lookup key;
    e.g. `const char *hostname'.
 
    BREAK_IF_MATCH is a block of code which compares `struct STRUCTURE *result'
    to the lookup key arguments and does `break;' if they match.  */
 
-#define DB_LOOKUP(name, break_if_match, proto...)                            \
+#define DB_LOOKUP(name, keysize, keypattern, break_if_match, proto...)       \
 enum nss_status                                                                      \
 _nss_files_get##name##_r (proto,                                             \
                          struct STRUCTURE *result,                           \