errors.h

#ifndef ERRORS_H
#define ERRORS_H

#define EREPORT_CURL_SETOPT(hdl, opt, prm) \
  do { \
      if (curl_easy_setopt(hdl, opt, prm) != CURLE_OK) \
        ereport(ERROR, errmsg("Could not curl_easy_setopt(%s)", #opt)); \
  } while (0)

#define EREPORT_CURL_GETINFO(hdl, opt, prm) \
  do { \
      if (curl_easy_getinfo(hdl, opt, prm) != CURLE_OK) \
        ereport(ERROR, errmsg("Could not curl_easy_getinfo(%s)", #opt)); \
  } while (0)

#define EREPORT_CURL_MULTI_SETOPT(hdl, opt, prm) \
  do { \
      if (curl_multi_setopt(hdl, opt, prm) != CURLM_OK) \
        ereport(ERROR, errmsg("Could not curl_multi_setopt(%s)", #opt)); \
  } while (0)

#define EREPORT_CURL_SLIST_APPEND(list, str) \
  do { \
    struct curl_slist *new_list = curl_slist_append(list, str); \
    if (new_list == NULL) \
      ereport(ERROR, errmsg("curl_slist_append returned NULL")); \
    list = new_list; \
  } while (0)

#define EREPORT_NULL_ATTR(tupIsNull, attr) \
  do { \
    if (tupIsNull) \
      ereport(ERROR, errmsg("%s cannot be null", #attr)); \
  } while (0)

#define EREPORT_MULTI(multi_call) \
  do { \
    CURLMcode code = multi_call; \
    if (code != CURLM_OK) \
      ereport(ERROR, errmsg("%s failed with %s", #multi_call, curl_multi_strerror(code))); \
  } while (0)

#define CURL_TIMEOUT_MSG_SIZE 256

typedef struct {
  char msg[CURL_TIMEOUT_MSG_SIZE];
} curl_timeout_msg;

curl_timeout_msg detailed_timeout_strerror(CURL *ez_handle, int32 timeout_milliseconds);

#endif