added qemu_strdup()

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1021 c046a42c-6fe2-441c-8c8c-71466251a162

2 files changed, 11 insertions, 0 deletions

diff --git a/osdep.c b/osdep.c
index 83f5a77..76bfa26 100644
--- a/osdep.c
+++ b/osdep.c
@@ -294,6 +294,16 @@ void *qemu_mallocz(size_t size)
     return ptr;
 }
 
+char *qemu_strdup(const char *str)
+{
+    char *ptr;
+    ptr = qemu_malloc(strlen(str) + 1);
+    if (!ptr)
+        return NULL;
+    strcpy(ptr, str);
+    return ptr;
+}
+
 /****************************************************************/
 /* printf support */
 
diff --git a/osdep.h b/osdep.h
index 1c14de4..dfe80bc 100644
--- a/osdep.h
+++ b/osdep.h
@@ -10,6 +10,7 @@ void qemu_printf(const char *fmt, ...);
 void *qemu_malloc(size_t size);
 void *qemu_mallocz(size_t size);
 void qemu_free(void *ptr);
+char *qemu_strdup(const char *str);
 
 void *get_mmap_addr(unsigned long size);