GIT 1.0.0

diff --git a/git.c b/git.c
index c26cac6555e940e1ae5573a99350388f09118b87..0fd95bf751cd5abfeb8a95f3b828adde4537dfde 100644 (file)
--- a/git.c
+++ b/git.c
@@ -8,6 +8,7 @@
 #include <errno.h>
 #include <limits.h>
 #include <stdarg.h>
+#include <sys/ioctl.h>
 #include "git-compat-util.h"
 
 #ifndef PATH_MAX
@@ -26,6 +27,16 @@ static int term_columns(void)
        if (col_string && (n_cols = atoi(col_string)) > 0)
                return n_cols;
 
+#ifdef TIOCGWINSZ
+       {
+               struct winsize ws;
+               if (!ioctl(1, TIOCGWINSZ, &ws)) {
+                       if (ws.ws_col)
+                               return ws.ws_col;
+               }
+       }
+#endif
+
        return 80;
 }
 
@@ -74,25 +85,28 @@ static int cmdname_compare(const void *a_, const void *b_)
 
 static void pretty_print_string_list(struct cmdname **cmdname, int longest)
 {
-       int cols = 1;
+       int cols = 1, rows;
        int space = longest + 1; /* min 1 SP between words */
        int max_cols = term_columns() - 1; /* don't print *on* the edge */
-       int i;
+       int i, j;
 
        if (space < max_cols)
                cols = max_cols / space;
+       rows = (cmdname_cnt + cols - 1) / cols;
 
        qsort(cmdname, cmdname_cnt, sizeof(*cmdname), cmdname_compare);
 
-       for (i = 0; i < cmdname_cnt; ) {
-               int c;
+       for (i = 0; i < rows; i++) {
                printf("  ");
 
-               for (c = cols; c && i < cmdname_cnt; i++) {
-                       printf("%s", cmdname[i]->name);
-
-                       if (--c)
-                               mput_char(' ', space - cmdname[i]->len);
+               for (j = 0; j < cols; j++) {
+                       int n = j * rows + i;
+                       int size = space;
+                       if (n >= cmdname_cnt)
+                               break;
+                       if (j == cols-1 || n + rows >= cmdname_cnt)
+                               size = 1;
+                       printf("%-*s", size, cmdname[n]->name);
                }
                putchar('\n');
        }