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author | Jes Sorensen <Jes.Sorensen@redhat.com> | 2010-12-09 14:17:24 +0100 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2010-12-17 16:10:59 +0100 |
commit | d8427002dc1be0a9337cde3ef505ee6e57718675 (patch) | |
tree | 507ed786e970dc5ec0b0e7c26260b65bded8e6ad | |
parent | df2dbb4a508ebea7bcacff3f07caecbae969d528 (diff) | |
download | hqemu-d8427002dc1be0a9337cde3ef505ee6e57718675.zip hqemu-d8427002dc1be0a9337cde3ef505ee6e57718675.tar.gz |
Introduce strtosz_suffix()
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 <Jes.Sorensen@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r-- | cutils.c | 17 | ||||
-rw-r--r-- | qemu-common.h | 7 |
2 files changed, 21 insertions, 3 deletions
@@ -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, STRTOSZ_DEFSUFFIX_MB); +} diff --git a/qemu-common.h b/qemu-common.h index de82c2e..1ed32e5 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 default_suffix); /* path.c */ void init_paths(const char *prefix); |