kc3-lang/gnulib/m4/gc-sm3.m4

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• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

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• m4/gc-sm3.m4

• # gc-sm3.m4 serial 2
  dnl Copyright (C) 2017-2023 Free Software Foundation, Inc.
  dnl This file is free software; the Free Software Foundation
  dnl gives unlimited permission to copy and/or distribute it,
  dnl with or without modifications, as long as this notice is preserved.
  
  AC_DEFUN([gl_GC_SM3],
  [
    AC_REQUIRE([gl_GC])
    AC_CACHE_CHECK([whether libgcrypt supports SM3],
      [gl_cv_libcrypt_md_sm3],
      [AC_COMPILE_IFELSE(
         [AC_LANG_PROGRAM([[
            #include <gcrypt.h>
            int a = GCRY_MD_SM3;
            ]], [[]])
         ],
         [gl_cv_libcrypt_md_sm3=yes],
         [gl_cv_libcrypt_md_sm3=no])
      ])
    if test $gl_cv_libcrypt_md_sm3 = yes; then
      AC_DEFINE([LIBGCRYPT_HAS_MD_SM3], [1],
        [Define if libgcrypt supports the MD algorithm SM3.])
    fi
  ])
  

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