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-rw-r--r--dviware/dvipng/acinclude.m4104
1 files changed, 104 insertions, 0 deletions
diff --git a/dviware/dvipng/acinclude.m4 b/dviware/dvipng/acinclude.m4
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+++ b/dviware/dvipng/acinclude.m4
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+# acinclude.m4
+
+#************************************************************************
+#
+# Part of the dvipng distribution
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program. If not, see
+# <http://www.gnu.org/licenses/>.
+#
+# Copyright (C) 2002-2015,2019 Jan-Åke Larsson
+#
+#************************************************************************
+
+
+dnl
+dnl MAKEINFO_CHECK_MACRO( MACRO, [ACTION-IF-FOUND
+dnl [, ACTION-IF-NOT-FOUND]])
+dnl
+AC_DEFUN([MAKEINFO_CHECK_MACRO],
+[if test -n "$MAKEINFO" -a "$makeinfo" != ":"; then
+ AC_MSG_CHECKING([for @$1{}])
+ echo \\\\input texinfo > conftest.texi
+ echo @$1{test} >> conftest.texi
+ if $MAKEINFO conftest.texi > /dev/null 2> /dev/null; then
+ AC_MSG_RESULT(yes)
+ ifelse([$2], , :, [$2])
+ else
+ AC_MSG_RESULT(no)
+ ifelse([$3], , :, [$3])
+ fi
+ rm -f conftest.texi conftest.info
+fi
+])
+
+dnl
+dnl MAKEINFO_CHECK_MACROS( MACRO ... [, ACTION-IF-FOUND
+dnl [, ACTION-IF-NOT-FOUND]])
+dnl
+AC_DEFUN([MAKEINFO_CHECK_MACROS],
+[for ac_macro in $1; do
+ MAKEINFO_CHECK_MACRO($ac_macro, $2,
+ [MAKEINFO_MACROS="-D no-$ac_macro $MAKEINFO_MACROS"
+ $3])dnl
+ done
+AC_SUBST(MAKEINFO_MACROS)
+])
+
+
+dnl
+dnl Check for enc, cmap, sfd formats
+dnl
+AC_DEFUN([AC_HAS_KPSE_ENC_FORMATS],
+ [AC_MSG_CHECKING([for kpse_enc_format])
+ AC_TRY_COMPILE([
+ #include <stdio.h>
+ #include <kpathsea/kpathsea.h>],
+ [kpse_enc_format;kpse_cmap_format;kpse_sfd_format],
+ [AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_KPSE_ENC_FORMATS, 1,
+ [Define to 1 if your kpathsea has kpse_enc_format])],
+ [AC_MSG_RESULT(no)])])
+
+
+dnl
+dnl Check devices for GS
+dnl AC_GS_HAS_DEVICE(DEVICE,ACTION-IF-FAILED)
+dnl
+AC_DEFUN([AC_GS_HAS_DEVICE],
+ [AC_MSG_CHECKING([whether $GS has the $1 device])
+ if $GS -h | grep $1 >/dev/null; then
+ AC_MSG_RESULT(yes)
+ else
+ AC_MSG_RESULT(no)
+ $2
+ fi
+])
+
+dnl
+dnl GS_CHECK_DEVICES
+dnl
+AC_DEFUN([GS_CHECK_DEVICES],
+ [GS_WARN=""
+ AC_GS_HAS_DEVICE(pngalpha,
+ [GS_WARN="Your EPS inclusions will be cropped to the
+ boundingbox, and rendered on an opaque background.
+ Upgrade GhostScript to avoid this."
+ AC_GS_HAS_DEVICE(png16m,
+ [GS_WARN="Your EPS inclusions may not work.
+ Upgrade/install GhostScript to avoid this."])])
+ if test -n "$GS_WARN"; then
+ AC_MSG_WARN([$GS_WARN])
+ fi
+])