From: Jason Wang <jasowang@redhat.com>
To: zamsden@redhat.com, glommer@redhat.com, mtosatti@redhat.com,
avi@redhat.com, kvm@vger.kernel.org
Subject: [PATCH kvm-unit-tests v2 6/8] Introduce atol()
Date: Tue, 31 Aug 2010 16:37:32 +0800 [thread overview]
Message-ID: <20100831083732.10672.98099.stgit@FreeLancer> (raw)
In-Reply-To: <20100831083216.10672.20413.stgit@FreeLancer>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
lib/libcflat.h | 1 +
lib/string.c | 31 +++++++++++++++++++++++++++++++
2 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/lib/libcflat.h b/lib/libcflat.h
index 9cb90cf..d4ee2e0 100644
--- a/lib/libcflat.h
+++ b/lib/libcflat.h
@@ -50,6 +50,7 @@ extern void puts(const char *s);
extern void *memset(void *s, int c, size_t n);
+extern long atol(const char *ptr);
#define ARRAY_SIZE(_a) (sizeof(_a)/sizeof((_a)[0]))
#endif
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;
+}
next prev parent reply other threads:[~2010-08-31 8:37 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-31 8:36 [PATCH kvm-unit-tests v2 0/8] Tests for kvmclock Jason Wang
2010-08-31 8:36 ` [PATCH kvm-unit-tests v2 1/8] Introduce some type definiations Jason Wang
2010-08-31 8:36 ` [PATCH kvm-unit-tests v2 2/8] Increase max_cpu to 64 Jason Wang
2010-08-31 8:37 ` [PATCH kvm-unit-tests v2 3/8] Introduce memory barriers Jason Wang
2010-08-31 8:37 ` [PATCH kvm-unit-tests v2 4/8] Introduce atomic operations Jason Wang
2010-08-31 8:37 ` [PATCH kvm-unit-tests v2 5/8] Export tsc related helpers Jason Wang
2010-08-31 8:37 ` Jason Wang [this message]
2010-08-31 8:37 ` [PATCH kvm-unit-tests v2 7/8] Add a simple kvmclock driver Jason Wang
2010-08-31 8:37 ` [PATCH kvm-unit-tests v2 8/8] Add tests for kvm-clock Jason Wang
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