Rename global `n` to `ndents`

This is more descriptive for a global variable which
can easily be shadowed.

diff --git a/noice.c b/noice.c
index 4431773935c50edb864adc8c3a56f88f3ae27da1..7955c73e7402b116b2724c27da1e3291135b9c12 100644 (file)
--- a/noice.c
+++ b/noice.c
@@ -80,7 +80,7 @@ struct entry {
 
 /* Global context */
 struct entry *dents;
-int n, cur;
+int ndents, cur;
 char path[PATH_MAX], oldpath[PATH_MAX];
 char fltr[LINE_MAX];
 int idle;
@@ -506,15 +506,15 @@ populate(void)
 
        dentfree(dents);
 
-       n = 0;
+       ndents = 0;
        dents = NULL;
 
-       n = dentfill(path, &dents, visible, &re);
+       ndents = dentfill(path, &dents, visible, &re);
 
-       qsort(dents, n, sizeof(*dents), entrycmp);
+       qsort(dents, ndents, sizeof(*dents), entrycmp);
 
        /* Find cur from history */
-       cur = dentfind(dents, n, path, oldpath);
+       cur = dentfind(dents, ndents, path, oldpath);
        return 0;
 }
 
@@ -526,7 +526,7 @@ redraw(void)
        int nlines, odd;
        int i;
 
-       nlines = MIN(LINES - 4, n);
+       nlines = MIN(LINES - 4, ndents);
 
        /* Clean screen */
        erase();
@@ -556,8 +556,8 @@ redraw(void)
        if (cur < nlines / 2) {
                for (i = 0; i < nlines; i++)
                        printent(&dents[i], i == cur);
-       } else if (cur >= n - nlines / 2) {
-               for (i = n - nlines; i < n; i++)
+       } else if (cur >= ndents - nlines / 2) {
+               for (i = ndents - nlines; i < ndents; i++)
                        printent(&dents[i], i == cur);
        } else {
                for (i = cur - nlines / 2;
@@ -610,7 +610,7 @@ nochange:
                        goto begin;
                case SEL_GOIN:
                        /* Cannot descend in empty directories */
-                       if (n == 0)
+                       if (ndents == 0)
                                goto nochange;
 
                        mkpath(path, dents[cur].name, newpath, sizeof(newpath));
@@ -668,11 +668,11 @@ nochange:
                        strlcpy(fltr, tmp, sizeof(fltr));
                        DPRINTF_S(fltr);
                        /* Save current */
-                       if (n > 0)
+                       if (ndents > 0)
                                mkpath(path, dents[cur].name, oldpath, sizeof(oldpath));
                        goto begin;
                case SEL_NEXT:
-                       if (cur < n - 1)
+                       if (cur < ndents - 1)
                                cur++;
                        break;
                case SEL_PREV:
@@ -680,8 +680,8 @@ nochange:
                                cur--;
                        break;
                case SEL_PGDN:
-                       if (cur < n - 1)
-                               cur += MIN((LINES - 4) / 2, n - 1 - cur);
+                       if (cur < ndents - 1)
+                               cur += MIN((LINES - 4) / 2, ndents - 1 - cur);
                        break;
                case SEL_PGUP:
                        if (cur > 0)
@@ -691,7 +691,7 @@ nochange:
                        cur = 0;
                        break;
                case SEL_END:
-                       cur = n - 1;
+                       cur = ndents - 1;
                        break;
                case SEL_CD:
                        /* Read target dir */
@@ -714,12 +714,12 @@ nochange:
                case SEL_MTIME:
                        mtimeorder = !mtimeorder;
                        /* Save current */
-                       if (n > 0)
+                       if (ndents > 0)
                                mkpath(path, dents[cur].name, oldpath, sizeof(oldpath));
                        goto begin;
                case SEL_REDRAW:
                        /* Save current */
-                       if (n > 0)
+                       if (ndents > 0)
                                mkpath(path, dents[cur].name, oldpath, sizeof(oldpath));
                        goto begin;
                case SEL_RUN: