use AS_CASE/AS_IF

1 files changed, 19 insertions, 20 deletions

diff --git a/configure.ac b/configure.ac
index 127d71b..2d81eb2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,8 +54,8 @@ AC_SUBST(MKDIR_P)
 
 AC_CHECK_DECLS([_stati64])
 
-case "$target_os" in
-*linux-gnu)
+AS_CASE(["$target_os"],
+  [*linux-gnu],[
      AC_DEFINE(GNU_LINUX,1,[This is a GNU/Linux system])
      AC_DEFINE_UNQUOTED(GNU_LINUX,1,[This is a GNU/Linux system])
      AM_CONDITIONAL(HAVE_GNU_LD, true)
@@ -63,8 +63,8 @@ case "$target_os" in
      AM_CONDITIONAL(WINDOWS, false)
      XTRA_CPPLIBS=-lstdc++
      LIBEXT=.so
-     ;;
-freebsd*)
+  ],
+  [freebsd*],[
      AC_DEFINE_UNQUOTED(SOMEBSD,1,[This is a BSD system])
      AC_CHECK_LIB(c_r, pthread_create)
      AM_CONDITIONAL(HAVE_GNU_LD, true)
@@ -72,8 +72,8 @@ freebsd*)
      AM_CONDITIONAL(WINDOWS, false)
      XTRA_CPPLIBS=-lstdc++
      LIBEXT=.so
-     ;;
-openbsd*)
+  ],
+  [openbsd*],[
      AC_DEFINE_UNQUOTED(SOMEBSD,1,[This is a BSD system])
      AC_CHECK_LIB(c_r, pthread_create)
      AM_CONDITIONAL(HAVE_GNU_LD, true)
@@ -81,8 +81,8 @@ openbsd*)
      AM_CONDITIONAL(WINDOWS, false)
      XTRA_CPPLIBS=-lstdc++
      LIBEXT=.so
-     ;;
-netbsd*)
+   ],
+  [netbsd*],[
      AC_DEFINE_UNQUOTED(SOMEBSD,1,[This is a BSD system])
      AC_CHECK_LIB(c_r, pthread_create)
      AM_CONDITIONAL(HAVE_GNU_LD, true)
@@ -90,8 +90,8 @@ netbsd*)
      AM_CONDITIONAL(WINDOWS, false)
      XTRA_CPPLIBS=-lstdc++
      LIBEXT=.so
-     ;;
-*solaris*)
+  ],
+  [*solaris*],[
      AC_DEFINE_UNQUOTED(SOLARIS,1,[This is a Solaris system])
      AC_CHECK_LIB(resolv, res_init)
      XTRA_CPPLIBS=-lstdc++
@@ -100,23 +100,23 @@ netbsd*)
      AM_CONDITIONAL(WINDOWS, false)
      AM_CFLAGS="-D_POSIX_PTHREAD_SEMANTICS $AM_CFLAGS"
      LIBEXT=.so
-     ;;
-darwin*)
+   ],
+  [darwin*],[
      AC_DEFINE_UNQUOTED(DARWIN,1,[This is a Darwin system])
      AM_CONDITIONAL(HAVE_GNU_LD, false)
      AM_CONDITIONAL(SOMEBSD, false)
      AM_CONDITIONAL(WINDOWS, false)
      AM_CFLAGS="-fno-common $AM_CFLAGS"
      LIBEXT=.so
-     ;;
-cygwin*)
+  ],
+  [cygwin*],[
      AC_DEFINE_UNQUOTED(CYGWIN,1,[This is a CYGWIN system])
      AM_CONDITIONAL(SOMEBSD, false)
      AM_CONDITIONAL(HAVE_GNU_LD, false)
      AM_CONDITIONAL(WINDOWS, false)
      LIBEXT=.dll
-     ;;
-mingw*)
+  ],
+  [mingw*],[
      AC_DEFINE_UNQUOTED(MINGW,1,[This is a MinGW system])
      AC_DEFINE_UNQUOTED(WINDOWS,1,[This is a Windows system])
      AC_CHECK_LIB(intl, gettext)
@@ -164,8 +164,7 @@ mingw*)
      AM_CONDITIONAL(SOMEBSD, false)
      AM_CONDITIONAL(WINDOWS, true)
      LIBEXT=.dll
-     ;;
-*)
+   ],[
      AC_MSG_RESULT(Unrecognised OS $host_os)
      AC_DEFINE_UNQUOTED(OTHEROS,1,[Some strange OS])
      AC_MSG_RESULT(otheros)
@@ -175,8 +174,8 @@ mingw*)
      AM_CONDITIONAL(SOMEBSD, false)
      AM_CONDITIONAL(WINDOWS, false)
      LIBEXT=.so
-     ;;
-esac
+  ]
+)
 
 AM_ICONV