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| author | Roland McGrath <roland@gnu.org> | 2001-08-23 08:36:47 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2001-08-23 08:36:47 +0000 |
| commit | 9efc8b95af3b3e832d7d3660119c3d487d40d16e (patch) | |
| tree | fbd62af5cbd4a910ce1da1e9c1ef4d5b8b6b077d /nss/test-netdb.c | |
| parent | c12aa8015699d66a193c3c183b4f1d1a72bb92c1 (diff) | |
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* libio/tst-ungetwc1.c (main): Add a const to quiet a warning.
* nss/test-netdb.c (test_hosts): Don't use MAXHOSTNAMELEN.
Instead, use dynamic buffer to test gethostname's ENAMETOOLONG error.
Diffstat (limited to 'nss/test-netdb.c')
| -rw-r--r-- | nss/test-netdb.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/nss/test-netdb.c b/nss/test-netdb.c index f52724039d..8ae6d12fc0 100644 --- a/nss/test-netdb.c +++ b/nss/test-netdb.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1998,99,2000,01 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Andreas Jaeger <aj@suse.de>, 1998. @@ -40,6 +40,7 @@ #include <sys/param.h> #include <sys/socket.h> #include <unistd.h> +#include <errno.h> #include "nss.h" /* @@ -138,8 +139,8 @@ static void test_hosts (void) { struct hostent *hptr1, *hptr2; - char name[MAXHOSTNAMELEN]; - size_t namelen = sizeof(name); + char *name = NULL; + size_t namelen = 0; struct in_addr ip; hptr1 = gethostbyname ("localhost"); @@ -176,6 +177,11 @@ test_hosts (void) hptr1 = gethostbyname2 ("localhost", AF_INET); output_hostent ("gethostbyname2 (\"localhost\", AF_INET)", hptr1); + while (gethostname (name, namelen) < 0 && errno == ENAMETOOLONG) + { + namelen += 2; /* tiny increments to test a lot */ + name = realloc (name, namelen); + } if (gethostname (name, namelen) == 0) { printf ("Hostname: %s\n", name); |