[PATCH 11/21] Fix incorrect determination of host/build OS

[John Darrington]

* configure.ac: use $host_os or $build_os as appropriate, instead of `uname`
  (the latter incorrectly gives the build OS regardless of what is needed).
---
 configure.ac |   18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/configure.ac b/configure.ac
index 5889603..1a98f07 100644
--- a/configure.ac
+++ b/configure.ac
@@ -145,8 +145,8 @@ AC_ARG_ENABLE([contrib], AC_HELP_STRING([--disable-contrib],
 CONTRIBINCLUDE="include"
 INSTALL_CONTRIB="install-contrib-extras"
 
-case `uname` in
-    MINGW*)
+case $host_os in
+    mingw*)
       AC_MSG_WARN([disabling contrib devices])
       enable_contrib=no
     ;;
@@ -389,8 +389,8 @@ AC_CHECK_LIB(m, cos)
 SYNC="nosync"
 PTHREAD_LIBS=""
 
-case `uname` in
-    MINGW*)
+case $host_os in
+    mingw*)
       AC_MSG_WARN([disabling support for pthreads......])
     ;;
     *)
@@ -996,8 +996,8 @@ dnl look for IJS implementation
 AC_ARG_WITH([ijs], AC_HELP_STRING([--without-ijs],
     [disable IJS driver support]))
 
-case `uname` in
-    MINGW*)
+case $host_os in
+    mingw*)
       AC_MSG_WARN([disabling the ijs device])
       with_ijs=no
     ;;
@@ -1647,7 +1647,7 @@ DYNAMIC_LIBS=""
 INSTALL_SHARED=""
 DYNANIC_LIB_EXT="so"
 
-case `uname` in
+case $host_os in
         Linux*|GNU*)
         DYNAMIC_CFLAGS="-fPIC"
         DYNAMIC_LDFLAGS="-fPIC -shared"
@@ -1931,8 +1931,8 @@ AC_SUBST(HAVE_BYTESWAP_H)
 # mingw, add the same prefix as the VS build uses
 # --------------------------------------------------
 AUXDIRPOSTFIX=""
-case `uname` in
-    MINGW*)
+case $build_os in
+    mingw*)
     AUXDIRPOSTFIX="_"
     ;;
 esac
-- 
1.7.10.4