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pacman
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query_fileowner: remove trailing '/' from targets 

Trailing '/' in paths causes lstat to dereference symlinks to
directories which causes it to break even though the symlink is a valid
target.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
This commit is contained in:
Andrew Gregory 2012-07-26 01:04:20 -04:00 committed by Dan McGee
parent 140c76d328
commit 03f2e2360a
1 changed files with 8 additions and 1 deletions
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9
src/pacman/query.c
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@ -58,7 +58,7 @@ static int search_path(char **filename, struct stat *bufptr)
/* strip the trailing slash if one exists */
while(path[plen - 1] == '/') {
path[--plen] = '\0';
path[--plen] = '\0';
}
fullname = malloc(plen + flen + 2);
@ -133,10 +133,17 @@ static int query_fileowner(alpm_list_t *targets)
const char *bname;
struct stat buf;
alpm_list_t *i;
size_t len;
int found = 0;
filename = strdup(t->data);
/* trailing '/' causes lstat to dereference directory symlinks */
len = strlen(filename) - 1;
while(len > 0 && filename[len] == '/') {
filename[len--] = '\0';
}
if(lstat(filename, &buf) == -1) {
/* if it is not a path but a program name, then check in PATH */
if(strchr(filename, '/') == NULL) {