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examples: fix/silence -Wsign-conversion #13501

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examples: fix/silence -Wsign-conversion #13501

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9a26320
examples ftp-wildcard
vszakats Apr 27, 2024
349e4f4
examples websocket
vszakats Apr 27, 2024
30e6fdc
examples address-scope
vszakats Apr 27, 2024
3a2edb9
examples sendrecv extend FD_SET sign-conversion suppression
vszakats Apr 28, 2024
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2 changes: 1 addition & 1 deletion docs/examples/address-scope.c
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,7 @@ int main(void)
long my_scope_id;
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");

my_scope_id = if_nametoindex("eth0");
my_scope_id = (long)if_nametoindex("eth0");
curl_easy_setopt(curl, CURLOPT_ADDRESS_SCOPE, my_scope_id);

/* Perform the request, res gets the return code */
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6 changes: 3 additions & 3 deletions docs/examples/ftp-wildcard.c
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Expand Up @@ -50,9 +50,9 @@ int main(int argc, char **argv)
struct callback_data data = { 0 };

/* global initialization */
int rc = curl_global_init(CURL_GLOBAL_ALL);
CURLcode rc = curl_global_init(CURL_GLOBAL_ALL);
if(rc)
return rc;
return (int)rc;

/* initialization of easy handle */
handle = curl_easy_init();
Expand Down Expand Up @@ -90,7 +90,7 @@ int main(int argc, char **argv)

curl_easy_cleanup(handle);
curl_global_cleanup();
return rc;
return (int)rc;
}

static long file_is_coming(struct curl_fileinfo *finfo,
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4 changes: 2 additions & 2 deletions docs/examples/sendrecv.c
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Expand Up @@ -48,7 +48,7 @@ static int wait_on_socket(curl_socket_t sockfd, int for_recv, long timeout_ms)
* warning: conversion to 'long unsigned int' from 'curl_socket_t' {aka 'int'}
* may change the sign of the result [-Wsign-conversion]
*/
#if defined(__GNUC__) && defined(__CYGWIN__)
#if defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wsign-conversion"
#endif
Expand All @@ -60,7 +60,7 @@ static int wait_on_socket(curl_socket_t sockfd, int for_recv, long timeout_ms)
else {
FD_SET(sockfd, &outfd);
}
#if defined(__GNUC__) && defined(__CYGWIN__)
#if defined(__GNUC__)
#pragma GCC diagnostic pop
#endif

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7 changes: 2 additions & 5 deletions docs/examples/websocket.c
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Expand Up @@ -68,16 +68,13 @@ static int recv_pong(CURL *curl, const char *expected_payload)
return (int)result;
}

static int recv_any(CURL *curl)
static CURLcode recv_any(CURL *curl)
{
size_t rlen;
const struct curl_ws_frame *meta;
char buffer[256];
CURLcode result = curl_ws_recv(curl, buffer, sizeof(buffer), &rlen, &meta);
if(result)
return result;

return 0;
return curl_ws_recv(curl, buffer, sizeof(buffer), &rlen, &meta);
}

/* close the connection */
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