[PATCH 1/4] attr.c: rename global var attr_nr to git_attr_nr

[Nguyễn Thái Ngọc Duy]

This name "attr_nr" is used elsewhere as local variable, shadowing the
global one. Let's rename the global one into something else to avoid
accidents due to shadow in future.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
 attr.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/attr.c b/attr.c
index cd54697..583d36a 100644
--- a/attr.c
+++ b/attr.c
@@ -34,7 +34,7 @@ struct git_attr {
        int attr_nr;
        char name[FLEX_ARRAY];
 };
-static int attr_nr;
+static int git_attr_nr;
 
 static struct git_attr_check *check_all_attr;
 static struct git_attr *(git_attr_hash[HASHSIZE]);
@@ -94,10 +94,10 @@ static struct git_attr *git_attr_internal(const char *name, 
int len)
        a->name[len] = 0;
        a->h = hval;
        a->next = git_attr_hash[pos];
-       a->attr_nr = attr_nr++;
+       a->attr_nr = git_attr_nr++;
        git_attr_hash[pos] = a;
 
-       REALLOC_ARRAY(check_all_attr, attr_nr);
+       REALLOC_ARRAY(check_all_attr, git_attr_nr);
        check_all_attr[a->attr_nr].attr = a;
        check_all_attr[a->attr_nr].value = ATTR__UNKNOWN;
        return a;
@@ -730,10 +730,10 @@ static void collect_all_attrs(const char *path)
        }
 
        prepare_attr_stack(path, dirlen);
-       for (i = 0; i < attr_nr; i++)
+       for (i = 0; i < git_attr_nr; i++)
                check_all_attr[i].value = ATTR__UNKNOWN;
 
-       rem = attr_nr;
+       rem = git_attr_nr;
        for (stk = attr_stack; 0 < rem && stk; stk = stk->prev)
                rem = fill(path, pathlen, basename_offset, stk, rem);
 }
@@ -762,7 +762,7 @@ int git_all_attrs(const char *path, int *num, struct 
git_attr_check **check)
 
        /* Count the number of attributes that are set. */
        count = 0;
-       for (i = 0; i < attr_nr; i++) {
+       for (i = 0; i < git_attr_nr; i++) {
                const char *value = check_all_attr[i].value;
                if (value != ATTR__UNSET && value != ATTR__UNKNOWN)
                        ++count;
@@ -770,7 +770,7 @@ int git_all_attrs(const char *path, int *num, struct 
git_attr_check **check)
        *num = count;
        *check = xmalloc(sizeof(**check) * count);
        j = 0;
-       for (i = 0; i < attr_nr; i++) {
+       for (i = 0; i < git_attr_nr; i++) {
                const char *value = check_all_attr[i].value;
                if (value != ATTR__UNSET && value != ATTR__UNKNOWN) {
                        (*check)[j].attr = check_all_attr[i].attr;
-- 
2.2.0.84.ge9c7a8a

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