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-rw-r--r--lib/lib.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/lib.c b/lib/lib.c
index 0f2b0120..9664bec5 100644
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -362,14 +362,12 @@ off_t fdlength(int fd)
// Read contents of file as a single nul-terminated string.
// malloc new one if buf=len=0
-char *readfile(char *name, char *ibuf, off_t len)
+char *readfileat(int dirfd, char *name, char *ibuf, off_t len)
{
int fd;
char *buf;
- fd = open(name, O_RDONLY);
- if (fd == -1) return 0;
-
+ if (-1 == (fd = openat(dirfd, name, O_RDONLY))) return 0;
if (len<1) {
len = fdlength(fd);
// proc files don't report a length, so try 1 page minimum.
@@ -388,6 +386,11 @@ char *readfile(char *name, char *ibuf, off_t len)
return buf;
}
+char *readfile(char *name, char *ibuf, off_t len)
+{
+ return readfileat(AT_FDCWD, name, ibuf, len);
+}
+
// Sleep for this many thousandths of a second
void msleep(long miliseconds)
{