[57441] trunk/base/src/macports1.0/realpath.c

[jmr at macports.org]

Revision: 57441
          http://trac.macports.org/changeset/57441
Author:   jmr at macports.org
Date:     2009-09-10 23:58:14 -0700 (Thu, 10 Sep 2009)
Log Message:
-----------
realpath only allocates memory for you on 10.6

Modified Paths:
--------------
    trunk/base/src/macports1.0/realpath.c

Modified: trunk/base/src/macports1.0/realpath.c
===================================================================
--- trunk/base/src/macports1.0/realpath.c	2009-09-11 06:54:31 UTC (rev 57440)
+++ trunk/base/src/macports1.0/realpath.c	2009-09-11 06:58:14 UTC (rev 57441)
@@ -37,6 +37,7 @@
 #include <tcl.h>
 
 #include <errno.h>
+#include <limits.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -54,7 +55,8 @@
     const char error_message[] = "realpath failed: ";
     Tcl_Obj *tcl_result;
     char *path;
-    char *rpath;
+    char *rpath = malloc(PATH_MAX+1);
+    char *res;
 
     if (objc != 2) {
         Tcl_WrongNumArgs(interp, 1, objv, "path");
@@ -62,8 +64,9 @@
     }
 
     path = Tcl_GetString(objv[1]);
-    rpath = realpath(path, NULL);
-    if (!rpath) {
+    res = realpath(path, rpath);
+    if (!res) {
+        free(rpath);
         tcl_result = Tcl_NewStringObj(error_message, sizeof(error_message) - 1);
         Tcl_AppendObjToObj(tcl_result, Tcl_NewStringObj(strerror(errno), -1));
         Tcl_SetObjResult(interp, tcl_result);
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