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Merge pull request #2894 from stweil/curl

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Report errors from curl_easy functions
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zdenop 2020-03-18 14:14:07 +01:00 committed by GitHub
commit 6e307074d8
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1 changed files with 18 additions and 4 deletions
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22
src/api/baseapi.cpp
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@ -1148,14 +1148,28 @@ bool TessBaseAPI::ProcessPagesInternal(const char* filename,
return false;
} else {
CURLcode curlcode;
auto error = [curl, curlcode](const char* function) {
fprintf(stderr, "Error, %s failed with error %s\n", function,
curl_easy_strerror(curlcode));
curl_easy_cleanup(curl);
return false;
};
curlcode = curl_easy_setopt(curl, CURLOPT_URL, filename);
ASSERT_HOST(curlcode == CURLE_OK);
if (curlcode != CURLE_OK) {
return error("curl_easy_setopt");
}
curlcode = curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
ASSERT_HOST(curlcode == CURLE_OK);
if (curlcode != CURLE_OK) {
return error("curl_easy_setopt");
}
curlcode = curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buf);
ASSERT_HOST(curlcode == CURLE_OK);
if (curlcode != CURLE_OK) {
return error("curl_easy_setopt");
}
curlcode = curl_easy_perform(curl);
ASSERT_HOST(curlcode == CURLE_OK);
if (curlcode != CURLE_OK) {
return error("curl_easy_perform");
}
curl_easy_cleanup(curl);
data = reinterpret_cast<const l_uint8 *>(buf.data());
}