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authorRich Felker <dalias@aerifal.cx>2022-04-28 02:18:42 -0400
committerRich Felker <dalias@aerifal.cx>2022-05-01 23:25:21 -0400
commit2b754a542492f5878608a1130e00021ae02a0e34 (patch)
tree95ce31fdbe0f1c6e9305a82ee4d7effe86a224a8 /src
parentc9ba0769a749e4e08fd8a8815b8ced96fba4927b (diff)
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drop direct use of stat syscalls in internal __map_file
this function is used to implement some baseline ISO C interfaces, so it cannot call any of the stat functions by their public names. use the namespace-safe __fstatat instead.
Diffstat (limited to 'src')
-rw-r--r--src/time/__map_file.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/time/__map_file.c b/src/time/__map_file.c
index d3cefa82..8ef36138 100644
--- a/src/time/__map_file.c
+++ b/src/time/__map_file.c
@@ -1,16 +1,16 @@
+#define _BSD_SOURCE
#include <sys/mman.h>
#include <fcntl.h>
#include <sys/stat.h>
#include "syscall.h"
-#include "kstat.h"
const char unsigned *__map_file(const char *pathname, size_t *size)
{
- struct kstat st;
+ struct stat st;
const unsigned char *map = MAP_FAILED;
int fd = sys_open(pathname, O_RDONLY|O_CLOEXEC|O_NONBLOCK);
if (fd < 0) return 0;
- if (!syscall(SYS_fstat, fd, &st)) {
+ if (!__fstatat(fd, "", &st, AT_EMPTY_PATH)) {
map = __mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
*size = st.st_size;
}