fewer NO_ENGINE #ifdef's

Make setup_engine be a dummy if NO_ENGINE is enabled.
The option is not enabled if NO_ENGINE is enabled, so the one "wasted"
variable just sits there. Removes some variables and code.

Reviewed-by: Richard Levitte <levitte@openssl.org>

1 files changed, 7 insertions, 16 deletions

diff --git a/apps/x509.c b/apps/x509.c
index 903e6b94b9..e1cc3cde1f 100644
--- a/apps/x509.c
+++ b/apps/x509.c
@@ -220,25 +220,20 @@ int x509_main(int argc, char **argv)
     char *checkhost = NULL, *checkemail = NULL, *checkip = NULL;
     char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
     char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
-    char buf[256];
-    char *engine = NULL, *prog;
-    int C = 0, x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint =
-        0;
-    int CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
-    int fingerprint = 0, reqfile = 0, need_rand = 0, checkend =
-        0, checkoffset = 0;
+    char buf[256], *prog;
+    int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
+    int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
+    int fingerprint = 0, reqfile = 0, need_rand = 0, checkend = 0;
     int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
     int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
     int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
     int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
     int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
-    int text = 0, serial = 0, subject = 0, issuer = 0, startdate =
-        0, enddate = 0;
+    int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0;
+    int checkoffset = 0, enddate = 0;
     unsigned long nmflag = 0, certflag = 0;
     OPTION_CHOICE o;
-#ifndef OPENSSL_NO_ENGINE
     ENGINE *e = NULL;
-#endif
 #ifndef OPENSSL_NO_MD5
     int subject_hash_old = 0, issuer_hash_old = 0;
 #endif
@@ -374,7 +369,7 @@ int x509_main(int argc, char **argv)
                 goto opthelp;
             break;
         case OPT_ENGINE:
-            engine = opt_arg();
+            e = setup_engine(opt_arg(), 0);
             break;
         case OPT_C:
             C = ++num;
@@ -498,10 +493,6 @@ int x509_main(int argc, char **argv)
     if (out == NULL)
         goto end;
 
-#ifndef OPENSSL_NO_ENGINE
-    e = setup_engine(engine, 0);
-#endif
-
     if (need_rand)
         app_RAND_load_file(NULL, 0);