advice.con commit xdiff: PATIENCE/HISTOGRAM are not independent option bits (307ab20)
   1#include "cache.h"
   2
   3int advice_push_nonfastforward = 1;
   4int advice_status_hints = 1;
   5int advice_commit_before_merge = 1;
   6int advice_resolve_conflict = 1;
   7int advice_implicit_identity = 1;
   8int advice_detached_head = 1;
   9
  10static struct {
  11        const char *name;
  12        int *preference;
  13} advice_config[] = {
  14        { "pushnonfastforward", &advice_push_nonfastforward },
  15        { "statushints", &advice_status_hints },
  16        { "commitbeforemerge", &advice_commit_before_merge },
  17        { "resolveconflict", &advice_resolve_conflict },
  18        { "implicitidentity", &advice_implicit_identity },
  19        { "detachedhead", &advice_detached_head },
  20};
  21
  22void advise(const char *advice, ...)
  23{
  24        va_list params;
  25
  26        va_start(params, advice);
  27        vreportf("hint: ", advice, params);
  28        va_end(params);
  29}
  30
  31int git_default_advice_config(const char *var, const char *value)
  32{
  33        const char *k = skip_prefix(var, "advice.");
  34        int i;
  35
  36        for (i = 0; i < ARRAY_SIZE(advice_config); i++) {
  37                if (strcmp(k, advice_config[i].name))
  38                        continue;
  39                *advice_config[i].preference = git_config_bool(var, value);
  40                return 0;
  41        }
  42
  43        return 0;
  44}
  45
  46int error_resolve_conflict(const char *me)
  47{
  48        error("'%s' is not possible because you have unmerged files.", me);
  49        if (advice_resolve_conflict) {
  50                /*
  51                 * Message used both when 'git commit' fails and when
  52                 * other commands doing a merge do.
  53                 */
  54                advise("Fix them up in the work tree,");
  55                advise("and then use 'git add/rm <file>' as");
  56                advise("appropriate to mark resolution and make a commit,");
  57                advise("or use 'git commit -a'.");
  58        }
  59        return -1;
  60}
  61
  62void NORETURN die_resolve_conflict(const char *me)
  63{
  64        error_resolve_conflict(me);
  65        die("Exiting because of an unresolved conflict.");
  66}