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authorDaniel Stenberg <daniel@haxx.se>2002-10-08 12:53:04 +0000
committerDaniel Stenberg <daniel@haxx.se>2002-10-08 12:53:04 +0000
commite157aabd4dc8c28b89f7a0627ebc8718bd5d160c (patch)
treea71e516a075bc6d20d3abcd8159c07039a3df93e
parentdb2fea448c013c120f13c51a47008dc7e96b1362 (diff)
rewrote the --with-zlib check, based on Albert Chin's input.
-rw-r--r--configure.in72
1 files changed, 38 insertions, 34 deletions
diff --git a/configure.in b/configure.in
index c09c652ae..7ee35da66 100644
--- a/configure.in
+++ b/configure.in
@@ -481,9 +481,9 @@ else
OPENSSL_ENABLED=1)
fi
- dnl Check for the OpenSSL engine header, it is kind of "separated"
- dnl from the main SSL check
- AC_CHECK_HEADERS(openssl/engine.h)
+ dnl If the ENGINE library seems to be around, check for the OpenSSL engine
+ dnl header, it is kind of "separated" from the main SSL check
+ AC_CHECK_FUNC(ENGINE_init, AC_CHECK_HEADERS(openssl/engine.h))
AC_SUBST(OPENSSL_ENABLED)
@@ -509,34 +509,42 @@ dnl **********************************************************************
dnl Check for & handle argument to --with-zlib.
-OPT_ZLIB="yes"
-AC_ARG_WITH(libz,
-AC_HELP_STRING([--with-libz=PATH], [where to look for zlib])
-AC_HELP_STRING([--without-libz], [disable zlib]),
- [ OPT_ZLIB="$withval" ])
+_cppflags=$CPPFLAGS
+_ldflags=$LDFLAGS
+OPT_ZLIB="/usr/local"
+AC_ARG_WITH(zlib,
+ AC_HELP_STRING([--with-zlib=PATH], [search for zlib in PATH])
+ AC_HELP_STRING([--without-zlib], [disable use of zlib]),
+ [OPT_ZLIB="$withval"])
-if test -n "$OPT_ZLIB"
-then
- if test X"$OPT_ZLIB" != Xno
- then
- AC_MSG_CHECKING(for zlib in)
- test X"$OPT_ZLIB" = Xyes && OPT_ZLIB=/usr/local
- LIBS="$LIBS -L$OPT_ZLIB/lib"
- CPPFLAGS="$CPPFLAGS -I$OPT_ZLIB/include"
- AC_MSG_RESULT([$OPT_ZLIB])
- fi
-fi
-
-if test X"$OPT_ZLIB" != Xno
-then
- AC_CHECK_LIB(z, gzread, [AM_CONDITIONAL(CONTENT_ENCODING, true)
- AC_DEFINE(HAVE_LIBZ)
- LIBS="$LIBS -lz"
- HAVE_LIBZ="1"
- AC_SUBST(HAVE_LIBZ)])
-else
- AC_MSG_WARN([zlib usage deliberately disabled])
-fi
+case "$OPT_ZLIB" in
+ no)
+ AC_MSG_WARN([zlib disabled]) ;;
+ *)
+ dnl check for the lib first without setting any new path, since many
+ dnl people have it in the default path
+
+ AC_CHECK_LIB(z, inflateEnd, ,
+ [if test -d "$OPT_ZLIB"; then
+ CPPFLAGS="$CPPFLAGS -I$OPT_ZLIB/include"
+ LDFLAGS="$LDFLAGS -L$OPT_ZLIB/lib"
+ fi])
+
+ AC_CHECK_HEADER(zlib.h,[
+ AC_CHECK_LIB(z, gzread,
+ [AM_CONDITIONAL(CONTENT_ENCODING, true)
+ HAVE_LIBZ="1"
+ AC_SUBST(HAVE_LIBZ)
+ LIBS="$LIBS -lz"
+ AC_DEFINE(HAVE_ZLIB_H, 1, [if you have the zlib.h header file])
+ AC_DEFINE(HAVE_LIBZ, 1, [If zlib is available])],
+ [ CPPFLAGS=$_cppflags
+ LDFLAGS=$_ldflags])],
+ [ CPPFLAGS=$_cppflags
+ LDFLAGS=$_ldflags]
+ )
+ ;;
+esac
dnl Default is to try the thread-safe versions of a few functions
OPT_THREAD=on
@@ -606,9 +614,6 @@ AC_CHECK_HEADERS( \
setjmp.h
)
-dnl Check for libz header
-AC_CHECK_HEADERS(zlib.h)
-
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
@@ -768,4 +773,3 @@ AC_CONFIG_FILES([Makefile \
curl-config
])
AC_OUTPUT
-