From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=40807 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PQfNt-0004eQ-Cj for qemu-devel@nongnu.org; Thu, 09 Dec 2010 07:14:21 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PQfNU-0006KV-2A for qemu-devel@nongnu.org; Thu, 09 Dec 2010 07:14:03 -0500 Received: from mx1.redhat.com ([209.132.183.28]:17439) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PQfNT-0006K8-R2 for qemu-devel@nongnu.org; Thu, 09 Dec 2010 07:13:40 -0500 From: Jes.Sorensen@redhat.com Date: Thu, 9 Dec 2010 13:13:33 +0100 Message-Id: <1291896814-3554-2-git-send-email-Jes.Sorensen@redhat.com> In-Reply-To: <1291896814-3554-1-git-send-email-Jes.Sorensen@redhat.com> References: <1291896814-3554-1-git-send-email-Jes.Sorensen@redhat.com> Subject: [Qemu-devel] [PATCH 1/2] Introduce strtosz_suffix() List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: kwolf@redhat.com Cc: qemu-devel@nongnu.org, armbru@redhat.com, stefanha@linux.vnet.ibm.com From: Jes Sorensen This introduces strtosz_suffix() which allows the caller to specify a default suffix in case the non default of MB is wanted. strtosz() is kept as a wrapper for strtosz_suffix() which keeps it's current default of MB. Signed-off-by: Jes Sorensen --- cutils.c | 17 ++++++++++++++--- qemu-common.h | 7 +++++++ 2 files changed, 21 insertions(+), 3 deletions(-) diff --git a/cutils.c b/cutils.c index 28089aa..1d24d9a 100644 --- a/cutils.c +++ b/cutils.c @@ -291,10 +291,10 @@ int fcntl_setfl(int fd, int flag) * value must be terminated by whitespace, ',' or '\0'. Return -1 on * error. */ -ssize_t strtosz(const char *nptr, char **end) +ssize_t strtosz_suffix(const char *nptr, char **end, const char default_suffix) { ssize_t retval = -1; - char *endptr, c; + char *endptr, c, d; int mul_required = 0; double val, mul, integral, fraction; @@ -313,10 +313,16 @@ ssize_t strtosz(const char *nptr, char **end) * part of a multi token argument. */ c = *endptr; + d = c; if (isspace(c) || c == '\0' || c == ',') { c = 0; + if (default_suffix) { + d = default_suffix; + } else { + d = c; + } } - switch (c) { + switch (d) { case 'B': case 'b': mul = 1; @@ -371,3 +377,8 @@ fail: return retval; } + +ssize_t strtosz(const char *nptr, char **end) +{ + return strtosz_suffix(nptr, end, 0); +} diff --git a/qemu-common.h b/qemu-common.h index de82c2e..dc44cd6 100644 --- a/qemu-common.h +++ b/qemu-common.h @@ -149,7 +149,14 @@ time_t mktimegm(struct tm *tm); int qemu_fls(int i); int qemu_fdatasync(int fd); int fcntl_setfl(int fd, int flag); + +#define STRTOSZ_DEFSUFFIX_TB 'T' +#define STRTOSZ_DEFSUFFIX_GB 'G' +#define STRTOSZ_DEFSUFFIX_MB 'M' +#define STRTOSZ_DEFSUFFIX_KB 'K' +#define STRTOSZ_DEFSUFFIX_B 'B' ssize_t strtosz(const char *nptr, char **end); +ssize_t strtosz_suffix(const char *nptr, char **end, const char); /* path.c */ void init_paths(const char *prefix); -- 1.7.3.2