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| author | Gary V. Vaughan <git@mlists.thewrittenword.com> | 2010-05-14 09:31:41 +0000 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2010-05-31 17:36:27 -0700 |
| commit | 5a857c74baa96c4b20cdf9cab83a77972e6560de (patch) | |
| tree | bb7bc0df5b1568d4f4f83691cd0f3dcfc20f3e5a /configure.ac | |
| parent | 0a9b167ede027c09eca7aa2ea7522f058e153a13 (diff) | |
| download | git-5a857c74baa96c4b20cdf9cab83a77972e6560de.tar.gz git-5a857c74baa96c4b20cdf9cab83a77972e6560de.tar.xz | |
Make NO_{INET_NTOP,INET_PTON} configured independently
Being careful not to overwrite the results of testing for hstrerror in
libresolv, also test whether inet_ntop/inet_pton are available from
that library.
Signed-off-by: Gary V. Vaughan <gary@thewrittenword.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 37 |
1 files changed, 30 insertions, 7 deletions
diff --git a/configure.ac b/configure.ac index fbe5035c4..b97ee6dbb 100644 --- a/configure.ac +++ b/configure.ac @@ -545,11 +545,33 @@ AC_SUBST(NEEDS_SOCKET) test -n "$NEEDS_SOCKET" && LIBS="$LIBS -lsocket" # -# Define NEEDS_RESOLV if linking with -lnsl and/or -lsocket is not enough. -# Notably on Solaris 7 inet_ntop and inet_pton additionally reside there. -AC_CHECK_LIB([c], [inet_ntop], -[NEEDS_RESOLV=], -[NEEDS_RESOLV=YesPlease]) +# The next few tests will define NEEDS_RESOLV if linking with +# libresolv provides some of the functions we would normally get +# from libc. +NEEDS_RESOLV= +AC_SUBST(NEEDS_RESOLV) +# +# Define NO_INET_NTOP if linking with -lresolv is not enough. +# Solaris 2.7 in particular hos inet_ntop in -lresolv. +NO_INET_NTOP= +AC_SUBST(NO_INET_NTOP) +AC_CHECK_FUNC([inet_ntop], + [], + [AC_CHECK_LIB([resolv], [inet_ntop], + [NEEDS_RESOLV=YesPlease], + [NO_INET_NTOP=YesPlease]) +]) +# +# Define NO_INET_PTON if linking with -lresolv is not enough. +# Solaris 2.7 in particular hos inet_pton in -lresolv. +NO_INET_PTON= +AC_SUBST(NO_INET_PTON) +AC_CHECK_FUNC([inet_pton], + [], + [AC_CHECK_LIB([resolv], [inet_pton], + [NEEDS_RESOLV=YesPlease], + [NO_INET_PTON=YesPlease]) +]) # # Define NO_HSTRERROR if linking with -lresolv is not enough. # Solaris 2.6 in particular has no hstrerror, even in -lresolv. @@ -561,8 +583,9 @@ AC_CHECK_FUNC([hstrerror], [NO_HSTRERROR=YesPlease]) ]) AC_SUBST(NO_HSTRERROR) - -AC_SUBST(NEEDS_RESOLV) +# +# If any of the above tests determined that -lresolv is needed at +# build-time, also set it here for remaining configure-time checks. test -n "$NEEDS_RESOLV" && LIBS="$LIBS -lresolv" AC_CHECK_LIB([c], [basename], |