Changeset 2839 for libpipi/trunk/configure.acTweet

Timestamp:

Sep 28, 2008, 7:08:07 AM (14 years ago)

Author:

Sam Hocevar

Message:

Detect Windows GDI at configuration time.

File:

• libpipi/trunk/configure.ac (modified) (2 diffs)

libpipi/trunk/configure.ac

@@ -25 +25 @@
 AC_C_CONST
 AC_C_INLINE
+
+dnl AC_PROG_EGREP only exists in autoconf 2.54+, so we use AC_EGREP_CPP right
+dnl now otherwise it might be set in an obscure if statement. Same thing for
+dnl PKG_PROG_PKG_CONFIG which needs to be called first.
+AC_EGREP_CPP(yes, foo)
+PKG_PROG_PKG_CONFIG()
+m4_pattern_allow([^PKG_CONFIG_LIBDIR$])
+if test "${build}" != "${host}" -a "${PKG_CONFIG_LIBDIR}" = ""; then
+  export PKG_CONFIG_LIBDIR=/dev/null
+fi
 
 AC_CHECK_HEADERS(stdio.h stdarg.h inttypes.h endian.h stdint.h getopt.h)
@@ -93 +103 @@
 AM_CONDITIONAL(USE_IMLIB2, test "${ac_cv_my_have_imlib2}" = "yes")
 
+# Use Windows GDI?
+ac_cv_my_have_gdi="no"
+GDI="no"
+AC_CHECK_HEADERS(windows.h,
+ [ac_cv_my_have_gdi="yes"],
+ [ac_cv_my_have_gdi="no"])
+if test "${ac_cv_my_have_gdi}" != "no"; then
+  AC_DEFINE(USE_GDI, 1, Define to 1 to use GDI)
+fi
+AM_CONDITIONAL(USE_GDI, test "${ac_cv_my_have_gdi}" = "yes")
+
 if test "${ac_cv_my_have_il}" = "no" -a "${ac_cv_my_have_ole}" = "no" -a "${ac_cv_my_have_sdl}" = "no" -a "${ac_cv_my_have_imlib2}" = "no" -a "${ac_cv_my_have_opencv}" = "no"; then
   AC_MSG_ERROR([[cannot find DevIL, OLE, SDL_Image, Imlib2 or OpenCV, please install one of them]])