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Add option to disable ZLIB

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Gautier Pelloux-Prayer 2015-01-09 12:04:47 +01:00
parent 9e6fa8ceb6
commit 1c59fe2e94
1 changed files with 29 additions and 18 deletions
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47
configure.ac
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@ -272,28 +272,39 @@ if test "$build_upnp" != "false" ; then
fi
dnl check zlib
PKG_CHECK_MODULES(ZLIB, [zlib], [found_zlib=yes], [found_zlib=no])
if test "x$found_zlib" = "xno" ; then
AC_CHECK_LIB(z, inflate,
[AC_CHECK_HEADER([zlib.h],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#include <zlib.h>
#if !defined(ZLIB_VERNUM) || (ZLIB_VERNUM < 0x1230)
// compile error
#endif
]],[])],
[found_zlib=yes])])])
AC_ARG_ENABLE(zlib,
[AS_HELP_STRING([--disable-zlib], [Disable ZLib support])],
[case "${enableval}" in
yes) build_zlib=true ;;
no) build_zlib=false ;;
*) AC_MSG_ERROR(bad value ${enableval} for --disable-zlib) ;;
esac],
[build_zlib=auto]
)
if test "$build_zlib" != "false" ; then
PKG_CHECK_MODULES(ZLIB, [zlib], [found_zlib=yes], [found_zlib=no])
if test "x$found_zlib" = "xno" ; then
AC_MSG_NOTICE([zlib library and headers not found])
AC_CHECK_LIB(z, inflate,
[AC_CHECK_HEADER([zlib.h],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#include <zlib.h>
#if !defined(ZLIB_VERNUM) || (ZLIB_VERNUM < 0x1230)
// compile error
#endif
]],[])],
[found_zlib=yes])])])
if test "x$found_zlib" = "xno" ; then
AC_MSG_NOTICE([zlib library and headers not found])
else
AC_DEFINE( HAVE_ZLIB, 1, [ZLIB support] )
ZLIBS_LIBS='-z'
AC_SUBST(ZLIB_LIBS)
fi
else
AC_MSG_NOTICE([ZLIB found])
AC_DEFINE( HAVE_ZLIB, 1, [ZLIB support] )
ZLIBS_LIBS='-z'
AC_SUBST(ZLIB_LIBS)
fi
else
AC_MSG_NOTICE([ZLIB found])
AC_DEFINE( HAVE_ZLIB, 1, [ZLIB support] )
fi