This commit was generated by cvs2svn to track changes on a CVS vendor

[deliverable/binutils-gdb.git] / libiberty / getcwd.c

diff --git a/libiberty/getcwd.c b/libiberty/getcwd.c
index 06d55c04f58699752e91909fef0e69ed2ede726f..47b1c1eec31e1c680bbb5deb42efb07e84f6a3f6 100644 (file)
--- a/libiberty/getcwd.c
+++ b/libiberty/getcwd.c
@@ -14,6 +14,9 @@ DESCRIPTION
        current directory's path doesn't fit in LEN characters, the result
        is NULL and errno is set.
 
        current directory's path doesn't fit in LEN characters, the result
        is NULL and errno is set.
 

+       If pathname is a null pointer, getcwd() will obtain size bytes of
+       space using malloc.
+

 BUGS
        Emulated via the getwd() call, which is reasonable for most
        systems that do not have getcwd().
 BUGS
        Emulated via the getwd() call, which is reasonable for most
        systems that do not have getcwd().


@@ -48,6 +51,13 @@ getcwd (buf, len)
       errno = ERANGE;
       return 0;
     }
       errno = ERANGE;
       return 0;
     }

+    if (!buf) {
+       buf = (char*)malloc(len);
+       if (!buf) {
+           errno = ENOMEM;
+          return 0;
+       }
+    }

     strcpy (buf, ourbuf);
   }
   return buf;
     strcpy (buf, ourbuf);
   }
   return buf;