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docs: enable more compiler warnings for C snippets, fix 3 finds

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Also:
- sync gcc option order.
- unfold lines in C snippet.

Closes #21006
This commit is contained in:
Viktor Szakats 2026-03-19 12:34:32 +01:00
parent 673e14cd33
commit 31add10322
No known key found for this signature in database
5 changed files with 10 additions and 11 deletions
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2
.github/scripts/verify-examples.pl vendored
View File

@ -37,7 +37,7 @@ if(!@files || $files[0] eq "-h") {
}
sub testcompile {
my $rc = system("gcc -c test.c -DCURL_ALLOW_OLD_MULTI_SOCKET -DCURL_DISABLE_DEPRECATION -Wunused -Werror -Wall -Wno-unused-but-set-variable -I include") >> 8;
my $rc = system("gcc -c test.c -I include -W -Wall -pedantic -Werror -Wno-unused-parameter -Wno-unused-but-set-variable -DCURL_ALLOW_OLD_MULTI_SOCKET -DCURL_DISABLE_DEPRECATION") >> 8;
return $rc;
}

2
.github/scripts/verify-synopsis.pl vendored
View File

@ -35,7 +35,7 @@ if(!@files || $files[0] eq "-h") {
}
sub testcompile {
my $rc = system("gcc -c test.c -DCURL_DISABLE_TYPECHECK -DCURL_ALLOW_OLD_MULTI_SOCKET -I include") >> 8;
my $rc = system("gcc -c test.c -I include -W -Wall -pedantic -Werror -DCURL_ALLOW_OLD_MULTI_SOCKET -DCURL_DISABLE_TYPECHECK") >> 8;
return $rc;
}

2
docs/libcurl/curl_mime_data_cb.md
View File

@ -121,7 +121,7 @@ struct ctl {
size_t read_callback(char *buffer, size_t size, size_t nitems, void *arg)
{
struct ctl *p = (struct ctl *)arg;
curl_off_t sz = p->size - p->position;
size_t sz = (size_t)(p->size - p->position);
nitems *= size;
if(sz > nitems)

2
docs/libcurl/curl_ws_recv.md
View File

@ -97,7 +97,7 @@ int main(void)
if(result == CURLE_OK) {
if(meta->bytesleft == 0)
break; /* finished receiving */
if(meta->bytesleft > sizeof(buffer) - offset)
if(meta->bytesleft > (curl_off_t)(sizeof(buffer) - offset))
result = CURLE_TOO_LARGE;
}

13
docs/libcurl/opts/CURLOPT_DEBUGFUNCTION.md
View File

@ -111,9 +111,8 @@ NULL
# EXAMPLE
~~~c
static
void dump(const char *text,
FILE *stream, unsigned char *ptr, size_t size)
static void dump(const char *text,
FILE *stream, unsigned char *ptr, size_t size)
{
size_t i;
size_t c;
@ -143,10 +142,9 @@ void dump(const char *text,
}
}
static
int my_trace(CURL *handle, curl_infotype type,
char *data, size_t size,
void *clientp)
static int my_trace(CURL *handle, curl_infotype type,
char *data, size_t size,
void *clientp)
{
const char *text;
(void)handle;
@ -156,6 +154,7 @@ int my_trace(CURL *handle, curl_infotype type,
case CURLINFO_TEXT:
fputs("== Info: ", stderr);
fwrite(data, size, 1, stderr);
return 0;
default: /* in case a new one is introduced to shock us */
return 0;