diff options
author | Lennart Poettering <lennart@poettering.net> | 2016-06-16 13:56:23 +0200 |
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committer | GitHub <noreply@github.com> | 2016-06-16 13:56:23 +0200 |
commit | 616aab60855dc2d84a5ad8b52aa4ecab182d7f18 (patch) | |
tree | d0158d6562235838f29a963f272b95fb6c77bfde /src/basic/parse-util.c | |
parent | 732cd53eebdcefa1484c43a99455904b3692f9a4 (diff) | |
parent | 0e2e03c67a8b9df2ae7c785741b2b5ac7a2a4f2b (diff) |
Merge pull request #3481 from poettering/relative-memcg
various changes, most importantly regarding memory metrics
Diffstat (limited to 'src/basic/parse-util.c')
-rw-r--r-- | src/basic/parse-util.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/basic/parse-util.c b/src/basic/parse-util.c index 6c11b605a9..503a895731 100644 --- a/src/basic/parse-util.c +++ b/src/basic/parse-util.c @@ -532,3 +532,22 @@ int parse_fractional_part_u(const char **p, size_t digits, unsigned *res) { return 0; } + +int parse_percent(const char *p) { + const char *pc, *n; + unsigned v; + int r; + + pc = endswith(p, "%"); + if (!pc) + return -EINVAL; + + n = strndupa(p, pc - p); + r = safe_atou(n, &v); + if (r < 0) + return r; + if (v > 100) + return -ERANGE; + + return (int) v; +} |