diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-09-13 20:39:58 -0400 |
---|---|---|
committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-09-13 20:39:58 -0400 |
commit | b3ec0a0674f4e499bcb6d2469acdf9d2d574c3d6 (patch) | |
tree | 374687545d464bb1e57991cf73b654a7fa0b83ba /src/basic/parse-util.c | |
parent | f6e7ffdf3fe8e3ed5e659f747946461350ade5a8 (diff) | |
parent | ae8150ecbd54765622aadf288100440d71a10ccd (diff) |
Merge tag 'systemd/v231-1.parabola1' into systemd/parabola
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; +} |