[GNUnet-SVN] [gnurl] 211/219: examples: remove unused variables

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ng0 pushed a commit to branch master
in repository gnurl.

commit b069815a7ac245c9c794c173de411f3d4d051531
Author: Marcel Raad <address@hidden>
AuthorDate: Mon May 20 11:50:23 2019 +0200

    examples: remove unused variables
    
    Fixes Codacy/CppCheck warnings.
    
    Closes
---
 docs/examples/cacertinmem.c          |  4 +---
 docs/examples/curlgtk.c              |  3 +--
 docs/examples/curlx.c                |  2 +-
 docs/examples/ephiperfifo.c          |  4 ++--
 docs/examples/evhiperfifo.c          |  1 -
 docs/examples/ghiper.c               |  1 -
 docs/examples/hiperfifo.c            |  3 ++-
 docs/examples/multithread.c          | 11 +++++------
 docs/examples/sampleconv.c           |  3 +--
 docs/examples/smooth-gtk-thread.c    | 14 ++++++--------
 docs/examples/threaded-shared-conn.c |  4 ++--
 docs/examples/threaded-ssl.c         | 11 +++++------
 12 files changed, 26 insertions(+), 35 deletions(-)

diff --git a/docs/examples/cacertinmem.c b/docs/examples/cacertinmem.c
index 9e15eb79d..071031707 100644
--- a/docs/examples/cacertinmem.c
+++ b/docs/examples/cacertinmem.c
@@ -86,7 +86,7 @@ static CURLcode sslctx_function(CURL *curl, void *sslctx, 
void *parm)
   BIO *cbio = BIO_new_mem_buf(mypem, sizeof(mypem));
   X509_STORE  *cts = SSL_CTX_get_cert_store((SSL_CTX *)sslctx);
   X509_INFO *itmp;
-  int i, count = 0;
+  int i;
   STACK_OF(X509_INFO) *inf;
   (void)curl;
   (void)parm;
@@ -106,11 +106,9 @@ static CURLcode sslctx_function(CURL *curl, void *sslctx, 
void *parm)
     itmp = sk_X509_INFO_value(inf, i);
     if(itmp->x509) {
       X509_STORE_add_cert(cts, itmp->x509);
-      count++;
     }
     if(itmp->crl) {
       X509_STORE_add_crl(cts, itmp->crl);
-      count++;
     }
   }
 
diff --git a/docs/examples/curlgtk.c b/docs/examples/curlgtk.c
index 79e89acc6..35b60da63 100644
--- a/docs/examples/curlgtk.c
+++ b/docs/examples/curlgtk.c
@@ -45,7 +45,6 @@ int my_progress_func(GtkWidget *bar,
 void *my_thread(void *ptr)
 {
   CURL *curl;
-  CURLcode res;
   FILE *outfile;
   gchar *url = ptr;
 
@@ -62,7 +61,7 @@ void *my_thread(void *ptr)
     curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, my_progress_func);
     curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, Bar);
 
-    res = curl_easy_perform(curl);
+    curl_easy_perform(curl);
 
     fclose(outfile);
     /* always cleanup */
diff --git a/docs/examples/curlx.c b/docs/examples/curlx.c
index 49f52e614..df4ab3fa2 100644
--- a/docs/examples/curlx.c
+++ b/docs/examples/curlx.c
@@ -544,7 +544,7 @@ int main(int argc, char **argv)
   BIO_printf(p.errorbio, "%d %s %d\n", __LINE__, "curl_easy_perform",
              res = curl_easy_perform(p.curl));
   {
-    int result = curl_easy_getinfo(p.curl, CURLINFO_CONTENT_TYPE, &response);
+    curl_easy_getinfo(p.curl, CURLINFO_CONTENT_TYPE, &response);
     if(mimetypeaccept && p.verbose) {
       if(!strcmp(mimetypeaccept, response))
         BIO_printf(p.errorbio, "the response has a correct mimetype : %s\n",
diff --git a/docs/examples/ephiperfifo.c b/docs/examples/ephiperfifo.c
index a8dda2a4e..a4b90fe4f 100644
--- a/docs/examples/ephiperfifo.c
+++ b/docs/examples/ephiperfifo.c
@@ -148,7 +148,6 @@ static void timer_cb(GlobalInfo* g, int revents);
 static int multi_timer_cb(CURLM *multi, long timeout_ms, GlobalInfo *g)
 {
   struct itimerspec its;
-  CURLMcode rc;
 
   fprintf(MSG_OUT, "multi_timer_cb: Setting timeout to %ld ms\n", timeout_ms);
 
@@ -341,7 +340,8 @@ static size_t write_cb(void *ptr _Unused, size_t size, 
size_t nmemb,
                        void *data)
 {
   size_t realsize = size * nmemb;
-  ConnInfo *conn _Unused = (ConnInfo*) data;
+  (void)_Unused;
+  (void)data;
 
   return realsize;
 }
diff --git a/docs/examples/evhiperfifo.c b/docs/examples/evhiperfifo.c
index 6474e352c..38ea312be 100644
--- a/docs/examples/evhiperfifo.c
+++ b/docs/examples/evhiperfifo.c
@@ -421,7 +421,6 @@ static int init_fifo(GlobalInfo *g)
 int main(int argc, char **argv)
 {
   GlobalInfo g;
-  CURLMcode rc;
   (void)argc;
   (void)argv;
 
diff --git a/docs/examples/ghiper.c b/docs/examples/ghiper.c
index cb013afd4..e9d1fcea7 100644
--- a/docs/examples/ghiper.c
+++ b/docs/examples/ghiper.c
@@ -411,7 +411,6 @@ int init_fifo(void)
 int main(int argc, char **argv)
 {
   GlobalInfo *g;
-  CURLMcode rc;
   GMainLoop*gmain;
   int fd;
   GIOChannel* ch;
diff --git a/docs/examples/hiperfifo.c b/docs/examples/hiperfifo.c
index f3c1bbc73..c8e8bfdf1 100644
--- a/docs/examples/hiperfifo.c
+++ b/docs/examples/hiperfifo.c
@@ -307,7 +307,8 @@ static size_t write_cb(void *ptr _Unused, size_t size, 
size_t nmemb,
                        void *data)
 {
   size_t realsize = size * nmemb;
-  ConnInfo *conn _Unused = (ConnInfo*) data;
+  (void)_Unused;
+  (void)data;
 
   return realsize;
 }
diff --git a/docs/examples/multithread.c b/docs/examples/multithread.c
index 83ed3f589..a162000da 100644
--- a/docs/examples/multithread.c
+++ b/docs/examples/multithread.c
@@ -69,16 +69,15 @@ int main(int argc, char **argv)
 {
   pthread_t tid[NUMT];
   int i;
-  int error;
 
   /* Must initialize libcurl before any threads are started */
   curl_global_init(CURL_GLOBAL_ALL);
 
   for(i = 0; i< NUMT; i++) {
-    error = pthread_create(&tid[i],
-                           NULL, /* default attributes please */
-                           pull_one_url,
-                           (void *)urls[i]);
+    int error = pthread_create(&tid[i],
+                               NULL, /* default attributes please */
+                               pull_one_url,
+                               (void *)urls[i]);
     if(0 != error)
       fprintf(stderr, "Couldn't run thread number %d, errno %d\n", i, error);
     else
@@ -87,7 +86,7 @@ int main(int argc, char **argv)
 
   /* now wait for all threads to terminate */
   for(i = 0; i< NUMT; i++) {
-    error = pthread_join(tid[i], NULL);
+    pthread_join(tid[i], NULL);
     fprintf(stderr, "Thread %d terminated\n", i);
   }
 
diff --git a/docs/examples/sampleconv.c b/docs/examples/sampleconv.c
index 7bfaa51c6..1c4aec61b 100644
--- a/docs/examples/sampleconv.c
+++ b/docs/examples/sampleconv.c
@@ -90,7 +90,6 @@ static CURLcode my_conv_from_utf8_to_ebcdic(char *buffer, 
size_t length)
 int main(void)
 {
   CURL *curl;
-  CURLcode res;
 
   curl = curl_easy_init();
   if(curl) {
@@ -104,7 +103,7 @@ int main(void)
     curl_easy_setopt(curl, CURLOPT_CONV_FROM_UTF8_FUNCTION,
                      my_conv_from_utf8_to_ebcdic);
 
-    res = curl_easy_perform(curl);
+    curl_easy_perform(curl);
 
     /* always cleanup */
     curl_easy_cleanup(curl);
diff --git a/docs/examples/smooth-gtk-thread.c 
b/docs/examples/smooth-gtk-thread.c
index 5a4f18fd9..66d8c10b5 100644
--- a/docs/examples/smooth-gtk-thread.c
+++ b/docs/examples/smooth-gtk-thread.c
@@ -68,7 +68,6 @@ size_t write_file(void *ptr, size_t size, size_t nmemb, FILE 
*stream)
 void *pull_one_url(void *NaN)
 {
   CURL *curl;
-  CURLcode res;
   gchar *http;
   FILE *outfile;
 
@@ -98,7 +97,7 @@ void *pull_one_url(void *NaN)
       j++;  /* critical line */
       pthread_mutex_unlock(&lock);
 
-      res = curl_easy_perform(curl);
+      curl_easy_perform(curl);
 
       fclose(outfile);
       printf("fclose\n");
@@ -131,14 +130,13 @@ void *create_thread(void *progress_bar)
 {
   pthread_t tid[NUMT];
   int i;
-  int error;
 
   /* Make sure I don't create more threads than urls. */
   for(i = 0; i < NUMT && i < num_urls ; i++) {
-    error = pthread_create(&tid[i],
-                           NULL, /* default attributes please */
-                           pull_one_url,
-                           NULL);
+    int error = pthread_create(&tid[i],
+                               NULL, /* default attributes please */
+                               pull_one_url,
+                               NULL);
     if(0 != error)
       fprintf(stderr, "Couldn't run thread number %d, errno %d\n", i, error);
     else
@@ -147,7 +145,7 @@ void *create_thread(void *progress_bar)
 
   /* Wait for all threads to terminate. */
   for(i = 0; i < NUMT && i < num_urls; i++) {
-    error = pthread_join(tid[i], NULL);
+    pthread_join(tid[i], NULL);
     fprintf(stderr, "Thread %d terminated\n", i);
   }
 
diff --git a/docs/examples/threaded-shared-conn.c 
b/docs/examples/threaded-shared-conn.c
index e238b952e..2eda6239d 100644
--- a/docs/examples/threaded-shared-conn.c
+++ b/docs/examples/threaded-shared-conn.c
@@ -117,7 +117,6 @@ int main(void)
 {
   pthread_t tid[NUM_THREADS];
   int i;
-  int error;
   CURLSH *share;
   struct initurl url[NUM_THREADS];
 
@@ -132,6 +131,7 @@ int main(void)
   init_locks();
 
   for(i = 0; i< NUM_THREADS; i++) {
+    int error;
     url[i].url = URL;
     url[i].share = share;
     url[i].threadno = i;
@@ -144,7 +144,7 @@ int main(void)
 
   /* now wait for all threads to terminate */
   for(i = 0; i< NUM_THREADS; i++) {
-    error = pthread_join(tid[i], NULL);
+    pthread_join(tid[i], NULL);
     fprintf(stderr, "Thread %d terminated\n", i);
   }
 
diff --git a/docs/examples/threaded-ssl.c b/docs/examples/threaded-ssl.c
index adf46292a..522f8c49a 100644
--- a/docs/examples/threaded-ssl.c
+++ b/docs/examples/threaded-ssl.c
@@ -135,7 +135,6 @@ int main(int argc, char **argv)
 {
   pthread_t tid[NUMT];
   int i;
-  int error;
   (void)argc; /* we don't use any arguments in this example */
   (void)argv;
 
@@ -145,10 +144,10 @@ int main(int argc, char **argv)
   init_locks();
 
   for(i = 0; i< NUMT; i++) {
-    error = pthread_create(&tid[i],
-                           NULL, /* default attributes please */
-                           pull_one_url,
-                           (void *)urls[i]);
+    int error = pthread_create(&tid[i],
+                               NULL, /* default attributes please */
+                               pull_one_url,
+                               (void *)urls[i]);
     if(0 != error)
       fprintf(stderr, "Couldn't run thread number %d, errno %d\n", i, error);
     else
@@ -157,7 +156,7 @@ int main(int argc, char **argv)
 
   /* now wait for all threads to terminate */
   for(i = 0; i< NUMT; i++) {
-    error = pthread_join(tid[i], NULL);
+    pthread_join(tid[i], NULL);
     fprintf(stderr, "Thread %d terminated\n", i);
   }
 

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