33 lines
1.1 KiB
Plaintext
33 lines
1.1 KiB
Plaintext
# gc.m4
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# serial 14
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dnl Copyright (C) 2005-2024 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl This file is offered as-is, without any warranty.
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AC_DEFUN([gl_GC],
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[
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AC_ARG_WITH([libgcrypt],
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AS_HELP_STRING([[--with-libgcrypt]], [use libgcrypt for low-level crypto]),
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libgcrypt=$withval, libgcrypt=no)
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if test "$libgcrypt" != no; then
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# gc-libgcrypt.c will fail on startup if we don't have
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# version 1.4.4 or later, so test for it early. */
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gl_good_gcrypt=no
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AM_PATH_LIBGCRYPT([1.4.4], [gl_good_gcrypt=yes],
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[AC_MSG_ERROR([libgcrypt is too old])])
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if test "x$gl_good_gcrypt" != xno; then
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dnl Ignore the value of LIBGCRYPT_LIBS, because it does not include
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dnl '-lgpg-error'.
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AC_LIB_HAVE_LINKFLAGS([gcrypt], [gpg-error], [#include <gcrypt.h>])
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LIB_CRYPTO="$LIBGCRYPT"
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else
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AC_MSG_ERROR([libgcrypt not found])
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fi
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fi
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AC_SUBST([LIB_CRYPTO])
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AC_REQUIRE([AC_C_RESTRICT])
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])
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