examples: declare TU-local variables static

This fixes missing-variable-declarations warnings when building with
clang.

diff --git a/docs/examples/fopen.c b/docs/examples/fopen.c
index 95dd4ce9afe09dec0d9e06c1b0c8966c296c8e88..1e0a09a0ad6f02be843db9b0e441a5744b06636e 100644 (file)
--- a/docs/examples/fopen.c
+++ b/docs/examples/fopen.c
@@ -88,7 +88,7 @@ char *url_fgets(char *ptr, size_t size, URL_FILE *file);
 void url_rewind(URL_FILE *file);
 
 /* we use a global one for convenience */
-CURLM *multi_handle;
+static CURLM *multi_handle;
 
 /* curl calls this routine to get more data */
 static size_t write_callback(char *buffer,

diff --git a/docs/examples/ftpuploadfrommem.c b/docs/examples/ftpuploadfrommem.c
index 577d15c1dbc83924df31bff7d3c61487a270c155..dec7bbbbe428a471ebb5ef841e7c55cbe127be7d 100644 (file)
--- a/docs/examples/ftpuploadfrommem.c
+++ b/docs/examples/ftpuploadfrommem.c
@@ -27,7 +27,7 @@
 #include <string.h>
 #include <curl/curl.h>
 
-const char data[]=
+static const char data[]=
   "Lorem ipsum dolor sit amet, consectetur adipiscing elit. "
   "Nam rhoncus odio id venenatis volutpat. Vestibulum dapibus "
   "bibendum ullamcorper. Maecenas finibus elit augue, vel "

diff --git a/docs/examples/http2-download.c b/docs/examples/http2-download.c
index 0cf83f524489a614581b195518bf94cc030d0aed..8c0b0876e2fc4641b77652d991b7942a4ea6b29c 100644 (file)
--- a/docs/examples/http2-download.c
+++ b/docs/examples/http2-download.c
@@ -43,8 +43,8 @@
 
 #define NUM_HANDLES 1000
 
-void *curl_hnd[NUM_HANDLES];
-int num_transfers;
+static void *curl_hnd[NUM_HANDLES];
+static int num_transfers;
 
 /* a handle to number lookup, highly ineffective when we do many
    transfers... */

diff --git a/docs/examples/http2-upload.c b/docs/examples/http2-upload.c
index aa0ac44580605d1e99fd8df7a82c20734ca811b9..01dfc0b3d2eeb001c27d9e662cf21d75675ad6a5 100644 (file)
--- a/docs/examples/http2-upload.c
+++ b/docs/examples/http2-upload.c
@@ -45,8 +45,8 @@
 
 #define NUM_HANDLES 1000
 
-void *curl_hnd[NUM_HANDLES];
-int num_transfers;
+static void *curl_hnd[NUM_HANDLES];
+static int num_transfers;
 
 /* a handle to number lookup, highly ineffective when we do many
    transfers... */
@@ -177,7 +177,7 @@ static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp)
   return retcode;
 }
 
-struct input indata[NUM_HANDLES];
+static struct input indata[NUM_HANDLES];
 
 static void setup(CURL *hnd, int num, const char *upload)
 {

diff --git a/docs/examples/post-callback.c b/docs/examples/post-callback.c
index f4cd50c0be258f307426f536ebc788ae4f4824dc..dbf249140ec52d8c0c46ab31e8c7855a0320a981 100644 (file)
--- a/docs/examples/post-callback.c
+++ b/docs/examples/post-callback.c
@@ -28,7 +28,7 @@
 #include <string.h>
 #include <curl/curl.h>
 
-const char data[]="this is what we post to the silly web server";
+static const char data[]="this is what we post to the silly web server";
 
 struct WriteThis {
   const char *readptr;