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commit 5938fa9d32379815757a83076069584f29a8d276
parent 8618386de947a1e2d0b449d6f60fde478e931ecb
Author: Christoph Lohmann <20h@r-36.net>
Date:   Sat,  4 May 2013 08:01:17 +0200

Better comments for the snapping code.

Diffstat:
M
st.c
 | 
9
+++++++++

1 file changed, 9 insertions(+), 0 deletions(-)
diff --git a/st.c b/st.c
@@ -681,6 +681,10 @@ void
 selsnap(int mode, int *x, int *y, int direction) {
     switch(mode) {
     case SNAP_WORD:
+        /*
+         * Snap around if the word wraps around at the end or
+         * beginning of a line.
+         */
         for(;;) {
             if(direction < 0 && *x <= 0) {
                 if(*y > 0 && term.line[*y - 1][term.col-1].mode
@@ -708,6 +712,11 @@ selsnap(int mode, int *x, int *y, int direction) {
         }
         break;
     case SNAP_LINE:
+        /*
+         * Snap around if the the previous line or the current one
+         * has set ATTR_WRAP at its end. Then the whole next or
+         * previous line will be selected.
+         */
         *x = (direction < 0) ? 0 : term.col - 1;
         if(direction < 0 && *y > 0) {
             for(; *y > 0; *y += direction) {