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bignum: Use UNUSED macros

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This commit is contained in:
Andreas Schneider
2018-11-30 17:49:29 +01:00
parent 109a203453
commit c0ae59e102
2 changed files with 22 additions and 20 deletions
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34
ConfigureChecks.cmake
View File

@ -343,25 +343,27 @@ int main(void) {
return 0;
}" HAVE_FALLTHROUGH_ATTRIBUTE)
check_c_source_compiles("
#define __unused __attribute__((unused))
if (NOT WIN32)
check_c_source_compiles("
#define __unused __attribute__((unused))
static int do_nothing(int i __unused)
{
return 0;
}
int main(void)
{
int i;
i = do_nothing(5);
if (i > 5) {
return 1;
static int do_nothing(int i __unused)
{
return 0;
}
return 0;
}" HAVE_UNUSED_ATTRIBUTE)
int main(void)
{
int i;
i = do_nothing(5);
if (i > 5) {
return 1;
}
return 0;
}" HAVE_UNUSED_ATTRIBUTE)
endif()
check_c_source_compiles("
#include <string.h>

8
src/bignum.c
View File

@ -88,12 +88,12 @@ bignum ssh_make_string_bn(ssh_string string){
return bn;
}
void ssh_make_string_bn_inplace(ssh_string string, bignum bnout) {
size_t len = ssh_string_len(string);
void ssh_make_string_bn_inplace(ssh_string string,
UNUSED_PARAM(bignum bnout))
{
UNUSED_VAR(size_t len) = ssh_string_len(string);
#ifdef HAVE_LIBGCRYPT
/* XXX: FIXME as needed for LIBGCRYPT ECDSA codepaths. */
(void) len;
(void) bnout;
#elif defined HAVE_LIBCRYPTO
bignum_bin2bn(string->data, len, bnout);
#elif defined HAVE_LIBMBEDCRYPTO