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authorLars Hjemli <hjemli@gmail.com>2011-05-22 10:45:32 (UTC)
committer Lars Hjemli <hjemli@gmail.com>2011-05-23 20:58:35 (UTC)
commitdc1a8eadd4c063fe6782fa99f9db41c46b85d048 (patch) (unidiff)
treeb946f7378d4a4e846c2b247ee7ed12b3f0784e7e
parent084ca50972b4be120eba8d22ce585766ae315c36 (diff)
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shared.c: do not modify const memory
Noticed-by: zhongjj <zhongjj@lemote.com> Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--shared.c14
1 files changed, 3 insertions, 11 deletions
diff --git a/shared.c b/shared.c
index 7ec2e19..3926b4a 100644
--- a/shared.c
+++ b/shared.c
@@ -102,3 +102,2 @@ char *trim_end(const char *str, char c)
102 int len; 102 int len;
103 char *s, *t;
104 103
@@ -106,15 +105,8 @@ char *trim_end(const char *str, char c)
106 return NULL; 105 return NULL;
107 t = (char *)str; 106 len = strlen(str);
108 len = strlen(t); 107 while(len > 0 && str[len - 1] == c)
109 while(len > 0 && t[len - 1] == c)
110 len--; 108 len--;
111
112 if (len == 0) 109 if (len == 0)
113 return NULL; 110 return NULL;
114 111 return xstrndup(str, len);
115 c = t[len];
116 t[len] = '\0';
117 s = xstrdup(t);
118 t[len] = c;
119 return s;
120} 112}