Fix minor README/doc typos

README.markdown

@@ -102,7 +102,7 @@ You can disable it using `0` as argument.
 
 ## History
 
-Linenoise supporst history, so that the user does not have to retype
+Linenoise supports history, so that the user does not have to retype
 again and again the same things, but can use the down and up arrows in order
 to search and re-edit already inserted lines of text.
 

linenoise.c

@@ -566,7 +566,7 @@ static void refreshMultiLine(struct linenoiseState *l) {
     int rows = (plen+l->len+l->cols-1)/l->cols; /* rows used by current buf. */
     int rpos = (plen+l->oldpos+l->cols)/l->cols; /* cursor relative row. */
     int rpos2; /* rpos after refresh. */
-    int col; /* colum position, zero-based. */
+    int col; /* column position, zero-based. */
     int old_rows = l->maxrows;
     int fd = l->ofd, j;
     struct abuf ab;
@@ -625,7 +625,7 @@ static void refreshMultiLine(struct linenoiseState *l) {
     rpos2 = (plen+l->pos+l->cols)/l->cols; /* current cursor relative row. */
     lndebug("rpos2 %d", rpos2);
 
-    /* Go up till we reach the expected positon. */
+    /* Go up till we reach the expected position. */
     if (rows-rpos2 > 0) {
         lndebug("go-up %d", rows-rpos2);
         snprintf(seq,64,"\x1b[%dA", rows-rpos2);
@@ -767,7 +767,7 @@ void linenoiseEditBackspace(struct linenoiseState *l) {
     }
 }
 
-/* Delete the previosu word, maintaining the cursor at the start of the
+/* Delete the previous word, maintaining the cursor at the start of the
  * current word. */
 void linenoiseEditDeletePrevWord(struct linenoiseState *l) {
     size_t old_pos = l->pos;