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-rw-r--r--docs/examples/http2-download.c9
-rw-r--r--docs/examples/http2-upload.c27
2 files changed, 30 insertions, 6 deletions
diff --git a/docs/examples/http2-download.c b/docs/examples/http2-download.c
index 333b7df2c..a86d60219 100644
--- a/docs/examples/http2-download.c
+++ b/docs/examples/http2-download.c
@@ -26,6 +26,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <errno.h>
/* somewhat unix-specific */
#include <sys/time.h>
@@ -33,6 +34,7 @@
/* curl stuff */
#include <curl/curl.h>
+#include <curl/mprintf.h>
#ifndef CURLPIPE_MULTIPLEX
/* This little trick will just make sure that we don't enable pipelining for
@@ -146,9 +148,14 @@ static void setup(struct transfer *t, int num)
hnd = t->easy = curl_easy_init();
- snprintf(filename, 128, "dl-%d", num);
+ curl_msnprintf(filename, 128, "dl-%d", num);
t->out = fopen(filename, "wb");
+ if(!t->out) {
+ fprintf(stderr, "error: could not open file %s for writing: %s\n",
+ filename, strerror(errno));
+ exit(1);
+ }
/* write to this file */
curl_easy_setopt(hnd, CURLOPT_WRITEDATA, t->out);
diff --git a/docs/examples/http2-upload.c b/docs/examples/http2-upload.c
index 8f1fd4a5f..2b993027e 100644
--- a/docs/examples/http2-upload.c
+++ b/docs/examples/http2-upload.c
@@ -28,6 +28,7 @@
#include <string.h>
#include <fcntl.h>
#include <sys/stat.h>
+#include <errno.h>
/* somewhat unix-specific */
#include <sys/time.h>
@@ -35,6 +36,7 @@
/* curl stuff */
#include <curl/curl.h>
+#include <curl/mprintf.h>
#ifndef CURLPIPE_MULTIPLEX
/* This little trick will just make sure that we don't enable pipelining for
@@ -123,8 +125,8 @@ int my_trace(CURL *handle, curl_infotype type,
}
secs = epoch_offset + tv.tv_sec;
now = localtime(&secs); /* not thread safe but we don't care */
- snprintf(timebuf, sizeof(timebuf), "%02d:%02d:%02d.%06ld",
- now->tm_hour, now->tm_min, now->tm_sec, (long)tv.tv_usec);
+ curl_msnprintf(timebuf, sizeof(timebuf), "%02d:%02d:%02d.%06ld",
+ now->tm_hour, now->tm_min, now->tm_sec, (long)tv.tv_usec);
switch(type) {
case CURLINFO_TEXT:
@@ -176,16 +178,31 @@ static void setup(struct input *i, int num, const char *upload)
hnd = i->hnd = curl_easy_init();
i->num = num;
- snprintf(filename, 128, "dl-%d", num);
+ curl_msnprintf(filename, 128, "dl-%d", num);
out = fopen(filename, "wb");
+ if(!out) {
+ fprintf(stderr, "error: could not open file %s for writing: %s\n", upload,
+ strerror(errno));
+ exit(1);
+ }
- snprintf(url, 256, "https://localhost:8443/upload-%d", num);
+ curl_msnprintf(url, 256, "https://localhost:8443/upload-%d", num);
/* get the file size of the local file */
- stat(upload, &file_info);
+ if(stat(upload, &file_info)) {
+ fprintf(stderr, "error: could not stat file %s: %s\n", upload,
+ strerror(errno));
+ exit(1);
+ }
+
uploadsize = file_info.st_size;
i->in = fopen(upload, "rb");
+ if(!i->in) {
+ fprintf(stderr, "error: could not open file %s for reading: %s\n", upload,
+ strerror(errno));
+ exit(1);
+ }
/* write to this file */
curl_easy_setopt(hnd, CURLOPT_WRITEDATA, out);