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-rw-r--r--ChangeLog4
-rw-r--r--libio/fmemopen.c11
2 files changed, 10 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index 16da2c1fa6..c6d652d559 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2011-03-04 Ulrich Drepper <drepper@gmail.com>
+
+ * libio/fmemopen.c (fmemopen): Optimize a bit.
+
2011-03-03 Andreas Schwab <schwab@redhat.com>
* libio/fmemopen.c (fmemopen): Don't read past end of buffer.
diff --git a/libio/fmemopen.c b/libio/fmemopen.c
index 1a631d5122..75f9f7e5f6 100644
--- a/libio/fmemopen.c
+++ b/libio/fmemopen.c
@@ -226,6 +226,7 @@ fmemopen (void *buf, size_t len, const char *mode)
return NULL;
}
c->buffer[0] = '\0';
+ c->maxpos = 0;
}
else
{
@@ -236,14 +237,14 @@ fmemopen (void *buf, size_t len, const char *mode)
}
c->buffer = buf;
- }
- c->size = len;
+ if (mode[0] == 'w')
+ c->buffer[0] = '\0';
- if (mode[0] == 'w')
- c->buffer[0] = '\0';
+ c->maxpos = strnlen (c->buffer, len);
+ }
- c->maxpos = strnlen (c->buffer, len);
+ c->size = len;
if (mode[0] == 'a')
c->pos = c->maxpos;