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authorPeter Breitenlohner <peb@mppmu.mpg.de>2013-06-24 08:31:55 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2013-06-24 08:31:55 +0000
commit979f91be27c416b983cee7ad50e5fed2272e0336 (patch)
treecaa0d752edb4ad9c5e63ac61df26914010ca51c6 /Build/source/libs/cairo/m4
parent98bd36b19e0aee9d8ef2d560d4fc32ed2036251b (diff)
cairo 1.12.14 with proxy build system, no more need for pkg-config
git-svn-id: svn://tug.org/texlive/trunk@30883 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/cairo/m4')
-rw-r--r--Build/source/libs/cairo/m4/cairo-bigendian.m435
-rw-r--r--Build/source/libs/cairo/m4/cairo-features.m427
-rw-r--r--Build/source/libs/cairo/m4/float.m464
3 files changed, 126 insertions, 0 deletions
diff --git a/Build/source/libs/cairo/m4/cairo-bigendian.m4 b/Build/source/libs/cairo/m4/cairo-bigendian.m4
new file mode 100644
index 00000000000..f7499f6888f
--- /dev/null
+++ b/Build/source/libs/cairo/m4/cairo-bigendian.m4
@@ -0,0 +1,35 @@
+dnl ==========================================================================
+dnl
+dnl Cairo-specific macros
+dnl
+
+dnl ==========================================================================
+
+dnl Usage:
+dnl CAIRO_BIGENDIAN
+dnl
+AC_DEFUN([CAIRO_BIGENDIAN],
+[dnl
+ case $host_os in
+ darwin*)
+ AH_VERBATIM([X_BYTE_ORDER],
+[
+/* Deal with multiple architecture compiles on Mac OS X */
+#ifdef __APPLE_CC__
+#ifdef __BIG_ENDIAN__
+#define WORDS_BIGENDIAN 1
+#define FLOAT_WORDS_BIGENDIAN 1
+#else
+#undef WORDS_BIGENDIAN
+#undef FLOAT_WORDS_BIGENDIAN
+#endif
+#endif
+])
+ ;;
+ *)
+ AC_C_BIGENDIAN
+ AX_C_FLOAT_WORDS_BIGENDIAN
+ ;;
+ esac
+])
+
diff --git a/Build/source/libs/cairo/m4/cairo-features.m4 b/Build/source/libs/cairo/m4/cairo-features.m4
new file mode 100644
index 00000000000..f7a58c9e17c
--- /dev/null
+++ b/Build/source/libs/cairo/m4/cairo-features.m4
@@ -0,0 +1,27 @@
+# Public macros for the TeX Live (TL) tree.
+# Copyright (C) 2013 Peter Breitenlohner <tex-live@tug.org>
+#
+# This file is free software; the copyright holder
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# CAIRO_FEATURES(FEATURE1, FEATURE2, ...)
+# ---------------------------------------
+# Where each feature has the form '[1-or-o], [text]'.
+dnl
+AC_DEFUN([CAIRO_FEATURES], [dnl
+m4_foreach([Cairo_Feature], [$1],
+ [m4_ifset([Cairo_Feature],
+ [_CAIRO_FEATURE(Cairo_Feature)])])[]dnl
+]) # CAIRO_FEATURES
+
+# _CAIRO_FEATURE(COND, TEXT)
+# --------------------------
+m4_define([_CAIRO_FEATURE], [dnl
+if test "x$1" = x1; then
+ AC_DEFINE([CAIRO_HAS_]AS_TR_CPP($2), [1],
+ [Define to 1 if $2 enabled.])
+fi
+AM_CONDITIONAL([CAIRO_HAS_]AS_TR_CPP($2), [test "x$1" = x1])
+]) # _CAIRO_FEATURE
+
diff --git a/Build/source/libs/cairo/m4/float.m4 b/Build/source/libs/cairo/m4/float.m4
new file mode 100644
index 00000000000..18ec3161840
--- /dev/null
+++ b/Build/source/libs/cairo/m4/float.m4
@@ -0,0 +1,64 @@
+# AX_C_FLOAT_WORDS_BIGENDIAN ([ACTION-IF-TRUE], [ACTION-IF-FALSE],
+# [ACTION-IF-UNKNOWN])
+#
+# Checks the ordering of words within a multi-word float. This check
+# is necessary because on some systems (e.g. certain ARM systems), the
+# float word ordering can be different from the byte ordering. In a
+# multi-word float context, "big-endian" implies that the word containing
+# the sign bit is found in the memory location with the lowest address.
+# This implemenation was inspired by the AC_C_BIGENDIAN macro in autoconf.
+# -------------------------------------------------------------------------
+AC_DEFUN([AX_C_FLOAT_WORDS_BIGENDIAN],
+ [AC_CACHE_CHECK(whether float word ordering is bigendian,
+ ax_cv_c_float_words_bigendian, [
+
+# The endianess is detected by first compiling C code that contains a special
+# double float value, then grepping the resulting object file for certain
+# strings of ascii values. The double is specially crafted to have a
+# binary representation that corresponds with a simple string. In this
+# implementation, the string "noonsees" was selected because the individual
+# word values ("noon" and "sees") are palindromes, thus making this test
+# byte-order agnostic. If grep finds the string "noonsees" in the object
+# file, the target platform stores float words in big-endian order. If grep
+# finds "seesnoon", float words are in little-endian order. If neither value
+# is found, the user is instructed to specify the ordering.
+
+ax_cv_c_float_words_bigendian=unknown
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+
+double d = 90904234967036810337470478905505011476211692735615632014797120844053488865816695273723469097858056257517020191247487429516932130503560650002327564517570778480236724525140520121371739201496540132640109977779420565776568942592.0;
+
+]])], [
+
+if strings - conftest.$ac_objext | grep noonsees >/dev/null ; then
+ ax_cv_c_float_words_bigendian=yes
+fi
+if strings - conftest.$ac_objext | grep seesnoon >/dev/null ; then
+ if test "$ax_cv_c_float_words_bigendian" = unknown; then
+ ax_cv_c_float_words_bigendian=no
+ else
+ ax_cv_c_float_words_bigendian=unknown
+ fi
+fi
+
+])])
+
+case $ax_cv_c_float_words_bigendian in
+ yes)
+ m4_default([$1],
+ [AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1,
+ [Define to 1 if your system stores words within floats
+ with the most significant word first])]) ;;
+ no)
+ $2 ;;
+ *)
+ m4_default([$3],
+ [AC_MSG_ERROR([
+
+Unknown float word ordering. You need to manually preset
+ax_cv_c_float_words_bigendian=no (or yes) according to your system.
+
+ ])]) ;;
+esac
+
+])# AX_C_FLOAT_WORDS_BIGENDIAN