Changes in uspace/app/edit/sheet.c [c29f20b:3052ff4] in mainline

File:

• uspace/app/edit/sheet.c (modified) (6 diffs)

uspace/app/edit/sheet.c

@@ -54 +54 @@
 #include <adt/list.h>
 #include <align.h>
-#include <macros.h>
 
 #include "sheet.h"
 
 enum {
-        TAB_WIDTH       = 8,
-
-        /** Initial  of dat buffer in bytes */
-        INITIAL_SIZE    = 32
+        TAB_WIDTH = 8
 };
 
@@ -68 +64 @@
 int sheet_init(sheet_t *sh)
 {
-        sh->dbuf_size = INITIAL_SIZE;
+        sh->dbuf_size = 65536;
         sh->text_size = 0;
 
@@ -99 +95 @@
         link_t *link;
         tag_t *tag;
-        char *newp;
 
         sz = str_size(str);
-        if (sh->text_size + sz > sh->dbuf_size) {
-                /* Enlarge data buffer. */
-                newp = realloc(sh->data, sh->dbuf_size * 2);
-                if (newp == NULL)
-                        return ELIMIT;
-
-                sh->data = newp;
-                sh->dbuf_size = sh->dbuf_size * 2;
-        }
+        if (sh->text_size + sz > sh->dbuf_size)
+                return ELIMIT;
 
         ipp = sh->data + pos->b_off;
 
-        /* Copy data. */
         memmove(ipp + sz, ipp, sh->text_size - pos->b_off);
         memcpy(ipp, str, sz);
         sh->text_size += sz;
 
-        /* Adjust tags. */
+        /* Adjust tags */
 
         link = sh->tags_head.next;
@@ -152 +139 @@
         link_t *link;
         tag_t *tag;
-        char *newp;
-        size_t shrink_size;
 
         spp = sh->data + spos->b_off;
@@ -161 +146 @@
         sh->text_size -= sz;
 
-        /* Adjust tags. */
+        /* Adjust tags */
         link = sh->tags_head.next;
         while (link != &sh->tags_head) {
@@ -173 +158 @@
                 link = link->next;
         }
-
-        /* See if we should free up some memory. */
-        shrink_size = max(sh->dbuf_size / 4, INITIAL_SIZE);
-        if (sh->text_size <= shrink_size && sh->dbuf_size > INITIAL_SIZE) {
-                /* Shrink data buffer. */
-                newp = realloc(sh->data, shrink_size);
-                if (newp == NULL) {
-                        /* Failed to shrink buffer... no matter. */
-                        return EOK;
-                }
-
-                sh->data = newp;
-                sh->dbuf_size = shrink_size;
-        }
-
+        
         return EOK;
 }