common make_html_label: fix unchecked allocation failures

diff --git a/lib/common/htmltable.c b/lib/common/htmltable.c
index 98b0b22fb3a3991ee3ce8a1cdf0c23a443462ed0..e5d4ab2424d331d7e20d4199de6385a72f4f7dff 100644 (file)
--- a/lib/common/htmltable.c
+++ b/lib/common/htmltable.c
@@ -2015,7 +2015,7 @@ int make_html_label(void *obj, textlabel_t * lp)
        char buf[SMALLBUF];
        agxbinit(&xb, SMALLBUF, buf);
        lp->html = false;
-       lp->text = strdup(nameOf(obj, &xb));
+       lp->text = gv_strdup(nameOf(obj, &xb));
        switch (lp->charset) {
        case CHAR_LATIN1:
            s = latin1ToUTF8(lp->text);
@@ -2033,7 +2033,7 @@ int make_html_label(void *obj, textlabel_t * lp)
 
     if (lbl->kind == HTML_TBL) {
        if (!lbl->u.tbl->data.pencolor && getPenColor(obj))
-           lbl->u.tbl->data.pencolor = strdup(getPenColor(obj));
+           lbl->u.tbl->data.pencolor = gv_strdup(getPenColor(obj));
        rv |= size_html_tbl(g, lbl->u.tbl, NULL, &env);
        wd2 = lbl->u.tbl->data.box.UR.x / 2;
        ht2 = lbl->u.tbl->data.box.UR.y / 2;
@@ -2058,7 +2058,7 @@ int make_html_label(void *obj, textlabel_t * lp)
      */
     if (lbl->kind == HTML_TBL) {
        free(lp->text);
-       lp->text = strdup("<TABLE>");
+       lp->text = gv_strdup("<TABLE>");
     }
 
     return rv;