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| author | Josh Stone <jistone@redhat.com> | 2010-02-15 21:27:37 -0800 |
|---|---|---|
| committer | Josh Stone <jistone@redhat.com> | 2010-02-16 15:55:01 -0800 |
| commit | d9f58253e30ea80e57d8f54e41e9cd114cc13973 (patch) | |
| tree | 557c38cd069499be0defe734595af161a166bd98 /runtime/string.c | |
| parent | 4fa8e6497405fd4f121a3eee0c6d772aaeeef6d8 (diff) | |
| download | systemtap-steved-d9f58253e30ea80e57d8f54e41e9cd114cc13973.tar.gz systemtap-steved-d9f58253e30ea80e57d8f54e41e9cd114cc13973.tar.xz systemtap-steved-d9f58253e30ea80e57d8f54e41e9cd114cc13973.zip | |
Use clamping to more easily normalize input values
The kernel has min/max/clamp macros to make range comparisons easier.
Clamp is a newer invention, but we can define it for older kernels in
terms of min and max.
Diffstat (limited to 'runtime/string.c')
| -rw-r--r-- | runtime/string.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/runtime/string.c b/runtime/string.c index 1d4cb255..afef191a 100644 --- a/runtime/string.c +++ b/runtime/string.c @@ -68,10 +68,10 @@ static void _stp_text_str(char *outstr, char *in, int len, int quoted, int user) { char c, *out = outstr; - if (len == 0 || len > MAXSTRINGLEN-1) + if (len <= 0 || len > MAXSTRINGLEN-1) len = MAXSTRINGLEN-1; if (quoted) { - len -= 2; + len = max(len, 5) - 2; *out++ = '"'; } |