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From: Jason Wang <jasowang@redhat.com>
To: mtosatti@redhat.com, avi@redhat.com, kvm@vger.kernel.org
Cc: glommer@redhat.com
Subject: [PATCH kvm-unit-test 4/6] Introduce atol()
Date: Fri, 27 Aug 2010 13:49:37 +0800
Message-ID: <20100827054937.7409.91773.stgit@FreeLancer> (raw)
In-Reply-To: <20100827054733.7409.63882.stgit@FreeLancer>

Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 lib/string.c |   31 +++++++++++++++++++++++++++++++
 1 files changed, 31 insertions(+), 0 deletions(-)

diff --git a/lib/string.c b/lib/string.c
index acac3c0..1f19f5c 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -30,3 +30,34 @@ void *memset(void *s, int c, size_t n)
 
     return s;
 }
+
+long atol(const char *ptr)
+{
+    long acc = 0;
+    const char *s = ptr;
+    int neg, c;
+
+    while (*s == ' ' || *s == '\t')
+        s++;
+    if (*s == '-'){
+        neg = 1;
+        s++;
+    } else {
+        neg = 0;
+        if (*s == '+')
+            s++;
+    }
+
+    while (*s) {
+        if (*s < '0' || *s > '9')
+            break;
+        c = *s - '0';
+        acc = acc * 10 + c;
+        s++;
+    }
+
+    if (neg)
+        acc = -acc;
+
+    return acc;
+}


  parent reply index

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-27  5:49 [PATCH kvm-unit-test 0/6] Kvmclock test Jason Wang
2010-08-27  5:49 ` [PATCH kvm-unit-test 1/6] Introduce memory barriers Jason Wang
2010-08-27  5:49 ` [PATCH kvm-unit-test 2/6] Introduce atomic operations Jason Wang
2010-08-27 11:39   ` Glauber Costa
2010-08-29  9:39     ` Avi Kivity
2010-08-27  5:49 ` [PATCH kvm-unit-test 3/6] Export tsc related helpers Jason Wang
2010-08-27  5:49 ` Jason Wang [this message]
2010-08-27  5:49 ` [PATCH kvm-unit-test 5/6] Add a simple kvmclock driver Jason Wang
2010-08-27 11:31   ` Glauber Costa
2010-08-27  5:49 ` [PATCH kvm-unit-test 6/6] Add a test for kvm-clock Jason Wang
2010-08-27 11:27   ` Glauber Costa
2010-08-30  3:07     ` Jason Wang
2010-08-27 11:34   ` Glauber Costa
2010-08-30  3:27     ` Jason Wang
2010-08-28  1:58   ` Zachary Amsden

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