Unindent excluded_from_list()

Return early if el->nr == 0. Unindent one more level for FNM_PATHNAME
code block as this block is getting complex and may need more
indentation.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/dir.c b/dir.c
index ed1510fbc808f4c9799eb84a3c38030b7565f3bc..e756de1cd7a93a171d51b156415b89e14af833a8 100644 (file)
--- a/dir.c
+++ b/dir.c
@@ -498,56 +498,56 @@ int excluded_from_list(const char *pathname,
 {
        int i;
 
-       if (el->nr) {
-               for (i = el->nr - 1; 0 <= i; i--) {
-                       struct exclude *x = el->excludes[i];
-                       const char *exclude = x->pattern;
-                       int to_exclude = x->to_exclude;
-
-                       if (x->flags & EXC_FLAG_MUSTBEDIR) {
-                               if (*dtype == DT_UNKNOWN)
-                                       *dtype = get_dtype(NULL, pathname, pathlen);
-                               if (*dtype != DT_DIR)
-                                       continue;
-                       }
+       if (!el->nr)
+               return -1;      /* undefined */
+
+       for (i = el->nr - 1; 0 <= i; i--) {
+               struct exclude *x = el->excludes[i];
+               const char *exclude = x->pattern;
+               int to_exclude = x->to_exclude;
+
+               if (x->flags & EXC_FLAG_MUSTBEDIR) {
+                       if (*dtype == DT_UNKNOWN)
+                               *dtype = get_dtype(NULL, pathname, pathlen);
+                       if (*dtype != DT_DIR)
+                               continue;
+               }
 
-                       if (x->flags & EXC_FLAG_NODIR) {
-                               /* match basename */
-                               if (x->flags & EXC_FLAG_NOWILDCARD) {
-                                       if (!strcmp_icase(exclude, basename))
-                                               return to_exclude;
-                               } else if (x->flags & EXC_FLAG_ENDSWITH) {
-                                       if (x->patternlen - 1 <= pathlen &&
-                                           !strcmp_icase(exclude + 1, pathname + pathlen - x->patternlen + 1))
-                                               return to_exclude;
-                               } else {
-                                       if (fnmatch_icase(exclude, basename, 0) == 0)
-                                               return to_exclude;
-                               }
-                       }
-                       else {
-                               /* match with FNM_PATHNAME:
-                                * exclude has base (baselen long) implicitly
-                                * in front of it.
-                                */
-                               int baselen = x->baselen;
-                               if (*exclude == '/')
-                                       exclude++;
-
-                               if (pathlen < baselen ||
-                                   (baselen && pathname[baselen-1] != '/') ||
-                                   strncmp_icase(pathname, x->base, baselen))
-                                   continue;
-
-                               if (x->flags & EXC_FLAG_NOWILDCARD) {
-                                       if (!strcmp_icase(exclude, pathname + baselen))
-                                               return to_exclude;
-                               } else {
-                                       if (fnmatch_icase(exclude, pathname+baselen,
-                                                   FNM_PATHNAME) == 0)
-                                           return to_exclude;
-                               }
+               if (x->flags & EXC_FLAG_NODIR) {
+                       /* match basename */
+                       if (x->flags & EXC_FLAG_NOWILDCARD) {
+                               if (!strcmp_icase(exclude, basename))
+                                       return to_exclude;
+                       } else if (x->flags & EXC_FLAG_ENDSWITH) {
+                               if (x->patternlen - 1 <= pathlen &&
+                                   !strcmp_icase(exclude + 1, pathname + pathlen - x->patternlen + 1))
+                                       return to_exclude;
+                       } else {
+                               if (fnmatch_icase(exclude, basename, 0) == 0)
+                                       return to_exclude;
                        }
+                       continue;
+               }
+
+
+               /* match with FNM_PATHNAME:
+                * exclude has base (baselen long) implicitly in front of it.
+                */
+               if (*exclude == '/')
+                       exclude++;
+
+               if (pathlen < x->baselen ||
+                   (x->baselen && pathname[x->baselen-1] != '/') ||
+                   strncmp_icase(pathname, x->base, x->baselen))
+                       continue;
+
+               if (x->flags & EXC_FLAG_NOWILDCARD) {
+                       if (!strcmp_icase(exclude, pathname + x->baselen))
+                               return to_exclude;
+               } else {
+                       if (fnmatch_icase(exclude, pathname+x->baselen,
+                                         FNM_PATHNAME) == 0)
+                               return to_exclude;
                }
        }
        return -1; /* undecided */