glx/glvnd: Use strcmp() based binary search in FindGLXFunction()

[mesa.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 3499e99f5e43e1fe2e5844cdde6ddad5c06f2433..173d6df3a46948b51a5998fefca3981c45fdf61e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -142,6 +142,12 @@ else
     fi
 fi
 
+if test -z "$PYTHON3"; then
+    if test ! -f "$srcdir/src/intel/genxml/gen9_pack.h"; then
+        AC_MSG_ERROR([Python3 not found - unable to generate sources])
+    fi
+fi
+
 AC_PROG_INSTALL
 
 dnl We need a POSIX shell for parts of the build. Assume we have one
@@ -227,6 +233,7 @@ AX_GCC_FUNC_ATTRIBUTE([pure])
 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 AX_GCC_FUNC_ATTRIBUTE([unused])
 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
+AX_GCC_FUNC_ATTRIBUTE([weak])
 
 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 
@@ -249,7 +256,11 @@ _SAVE_CPPFLAGS="$CPPFLAGS"
 dnl Compiler macros
 DEFINES="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS"
 AC_SUBST([DEFINES])
+android=no
 case "$host_os" in
+*-android)
+    android=yes
+    ;;
 linux*|*-gnu*|gnu*)
     DEFINES="$DEFINES -D_GNU_SOURCE"
     ;;
@@ -261,6 +272,8 @@ cygwin*)
     ;;
 esac
 
+AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
+
 dnl Add flags for gcc and g++
 if test "x$GCC" = xyes; then
     CFLAGS="$CFLAGS -Wall"
@@ -515,6 +528,8 @@ else
    DEFINES="$DEFINES -DNDEBUG"
 fi
 
+DEFAULT_GL_LIB_NAME=GL
+
 dnl
 dnl Check if linker supports -Bsymbolic
 dnl
@@ -612,6 +627,23 @@ esac
 
 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 
+DEFAULT_GL_LIB_NAME=GL
+
+dnl
+dnl Libglvnd configuration
+dnl
+AC_ARG_ENABLE([libglvnd],
+    [AS_HELP_STRING([--enable-libglvnd],
+        [Build for libglvnd @<:@default=disabled@:>@])],
+    [enable_libglvnd="$enableval"],
+    [enable_libglvnd=no])
+AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
+#AM_COND_IF([USE_LIBGLVND_GLX], [DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"])
+if test "x$enable_libglvnd" = xyes ; then
+    DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
+    DEFAULT_GL_LIB_NAME=GLX_mesa
+fi
+
 dnl
 dnl library names
 dnl
@@ -649,13 +681,13 @@ AC_ARG_WITH([gl-lib-name],
   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
     [specify GL library name @<:@default=GL@:>@])],
   [GL_LIB=$withval],
-  [GL_LIB=GL])
+  [GL_LIB="$DEFAULT_GL_LIB_NAME"])
 AC_ARG_WITH([osmesa-lib-name],
   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
     [specify OSMesa library name @<:@default=OSMesa@:>@])],
   [OSMESA_LIB=$withval],
   [OSMESA_LIB=OSMesa])
-AS_IF([test "x$GL_LIB" = xyes], [GL_LIB=GL])
+AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
 
 dnl
@@ -1039,6 +1071,35 @@ AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
 
+dnl
+dnl Libglvnd configuration
+dnl
+AC_ARG_ENABLE([libglvnd],
+    [AS_HELP_STRING([--enable-libglvnd],
+        [Build for libglvnd @<:@default=disabled@:>@])],
+    [enable_libglvnd="$enableval"],
+    [enable_libglvnd=no])
+AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
+if test "x$enable_libglvnd" = xyes ; then
+    dnl XXX: update once we can handle more than libGL/glx.
+    dnl Namely: we should error out if neither of the glvnd enabled libraries
+    dnl are built
+    case "x$enable_glx" in
+    xno)
+        AC_MSG_ERROR([cannot build libglvnd without GLX])
+        ;;
+    xxlib | xgallium-xlib )
+        AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
+        ;;
+    xdri)
+        ;;
+    esac
+
+    PKG_CHECK_MODULES([GLVND], libglvnd >= 0.1.0)
+    DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
+    DEFAULT_GL_LIB_NAME=GLX_mesa
+fi
+
 # Check for libdrm
 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
                   [have_libdrm=yes], [have_libdrm=no])
@@ -1980,6 +2041,9 @@ for plat in $egl_platforms; do
                        AC_MSG_ERROR([EGL platform surfaceless requires libdrm >= $LIBDRM_REQUIRED])
                ;;
 
+       android)
+               ;;
+
        *)
                AC_MSG_ERROR([EGL platform '$plat' does not exist])
                ;;
@@ -2004,6 +2068,7 @@ AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
+AM_CONDITIONAL(HAVE_EGL_PLATFORM_ANDROID, echo "$egl_platforms" | grep -q 'android')
 
 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")