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Fix -Wsign-compare warnings in realpath.c

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This is needed in order to build realpath.c as part of rtld.
This commit is contained in:
Alex Richardson 2019-06-26 15:43:20 +00:00
parent c2c5d1e787
commit df5e392483
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=349416
1 changed files with 3 additions and 3 deletions
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6
lib/libc/stdlib/realpath.c
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@ -91,7 +91,7 @@ realpath1(const char *path, char *resolved)
*/
p = strchr(left, '/');
next_token_len = p != NULL ? p - left : left_len;
next_token_len = p != NULL ? (size_t)(p - left) : left_len;
memcpy(next_token, left, next_token_len);
next_token[next_token_len] = '\0';
@ -146,7 +146,7 @@ realpath1(const char *path, char *resolved)
return (NULL);
}
slen = readlink(resolved, symlink, sizeof(symlink));
if (slen <= 0 || slen >= sizeof(symlink)) {
if (slen <= 0 || slen >= (ssize_t)sizeof(symlink)) {
if (slen < 0)
; /* keep errno from readlink(2) call */
else if (slen == 0)
@ -173,7 +173,7 @@ realpath1(const char *path, char *resolved)
*/
if (p != NULL) {
if (symlink[slen - 1] != '/') {
if (slen + 1 >= sizeof(symlink)) {
if (slen + 1 >= (ssize_t)sizeof(symlink)) {
errno = ENAMETOOLONG;
return (NULL);
}