examples/ftpuploadresume.c: use portable code

... converted from the MS specific _snscanf()

2 files changed, 14 insertions, 26 deletions

diff --git a/docs/examples/Makefile.inc b/docs/examples/Makefile.inc
index b92ad6bd5..9b47a952f 100644
--- a/docs/examples/Makefile.inc
+++ b/docs/examples/Makefile.inc
@@ -32,12 +32,13 @@ check_PROGRAMS = 10-at-a-time anyauthput cookie_interface debug fileupload \
   imap-list imap-lsub imap-fetch imap-store imap-append imap-examine       \
   imap-search imap-create imap-delete imap-copy imap-noop imap-ssl         \
   imap-tls imap-multi url2file sftpget ftpsget postinmemory http2-download \
-  http2-upload http2-serverpush getredirect ftpuploadfrommem
+  http2-upload http2-serverpush getredirect ftpuploadfrommem               \
+  ftpuploadresume
 
 # These examples require external dependencies that may not be commonly
 # available on POSIX systems, so don't bother attempting to compile them here.
 COMPLICATED_EXAMPLES = curlgtk.c curlx.c htmltitle.cpp cacertinmem.c       \
-  ftpuploadresume.c ghiper.c hiperfifo.c htmltidy.c multithread.c          \
+  ghiper.c hiperfifo.c htmltidy.c multithread.c          \
   opensslthreadlock.c sampleconv.c synctime.c threaded-ssl.c evhiperfifo.c \
   smooth-gtk-thread.c version-check.pl href_extractor.c asiohiper.cpp      \
   multi-uv.c xmlstream.c usercertinmem.c sessioninfo.c
diff --git a/docs/examples/ftpuploadresume.c b/docs/examples/ftpuploadresume.c
index 8f7f45dae..f406b98f2 100644
--- a/docs/examples/ftpuploadresume.c
+++ b/docs/examples/ftpuploadresume.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -26,44 +26,31 @@
 
 #include <stdlib.h>
 #include <stdio.h>
-
 #include <curl/curl.h>
 
-#if defined(_MSC_VER) && (_MSC_VER < 1300)
-#  error _snscanf requires MSVC 7.0 or later.
-#endif
-
-/* The MinGW headers are missing a few Win32 function definitions,
-   you shouldn't need this if you use VC++ */
-#if defined(__MINGW32__) && !defined(__MINGW64__)
-int __cdecl _snscanf(const char *input, size_t length,
-                     const char *format, ...);
-#endif
-
-
 /* parse headers for Content-Length */
-size_t getcontentlengthfunc(void *ptr, size_t size, size_t nmemb, void *stream)
+static size_t getcontentlengthfunc(void *ptr, size_t size, size_t nmemb, void *stream)
 {
   int r;
   long len = 0;
 
-  /* _snscanf() is Win32 specific */
-  r = _snscanf(ptr, size * nmemb, "Content-Length: %ld\n", &len);
-
-  if(r) /* Microsoft: we don't read the specs */
+  r = sscanf(ptr, "Content-Length: %ld\n", &len);
+  if(r)
     *((long *) stream) = len;
 
   return size * nmemb;
 }
 
 /* discard downloaded data */
-size_t discardfunc(void *ptr, size_t size, size_t nmemb, void *stream)
+static size_t discardfunc(void *ptr, size_t size, size_t nmemb, void *stream)
 {
+  (void)ptr;
+  (void)stream;
   return size * nmemb;
 }
 
 /* read data to upload */
-size_t readfunc(void *ptr, size_t size, size_t nmemb, void *stream)
+static size_t readfunc(void *ptr, size_t size, size_t nmemb, void *stream)
 {
   FILE *f = stream;
   size_t n;
@@ -77,8 +64,8 @@ size_t readfunc(void *ptr, size_t size, size_t nmemb, void *stream)
 }
 
 
-int upload(CURL *curlhandle, const char *remotepath, const char *localpath,
-           long timeout, long tries)
+static int upload(CURL *curlhandle, const char *remotepath,
+                  const char *localpath, long timeout, long tries)
 {
   FILE *f;
   long uploaded_len = 0;
@@ -156,7 +143,7 @@ int upload(CURL *curlhandle, const char *remotepath, const char *localpath,
   }
 }
 
-int main(int c, char **argv)
+int main(void)
 {
   CURL *curlhandle = NULL;