change uid_t, gid_t, and id_t to unsigned types

[musl] / src / passwd / getpwent_a.c

diff --git a/src/passwd/getpwent_a.c b/src/passwd/getpwent_a.c
index 1bd7f4f..34842a0 100644 (file)
--- a/src/passwd/getpwent_a.c
+++ b/src/passwd/getpwent_a.c
@@ -1,6 +1,13 @@
 #include "pwf.h"
 #include <pthread.h>
 
+static unsigned atou(char **s)
+{
+       unsigned x;
+       for (x=0; **s-'0'<10U; ++*s) x=10*x+(**s-'0');
+       return x;
+}
+
 struct passwd *__getpwent_a(FILE *f, struct passwd *pw, char **line, size_t *size)
 {
        ssize_t l;
@@ -23,11 +30,11 @@ struct passwd *__getpwent_a(FILE *f, struct passwd *pw, char **line, size_t *siz
                *s++ = 0; pw->pw_passwd = s;
                if (!(s = strchr(s, ':'))) continue;
 
-               *s++ = 0; pw->pw_uid = atoi(s);
-               if (!(s = strchr(s, ':'))) continue;
+               *s++ = 0; pw->pw_uid = atou(&s);
+               if (*s != ':') continue;
 
-               *s++ = 0; pw->pw_gid = atoi(s);
-               if (!(s = strchr(s, ':'))) continue;
+               *s++ = 0; pw->pw_gid = atou(&s);
+               if (*s != ':') continue;
 
                *s++ = 0; pw->pw_gecos = s;
                if (!(s = strchr(s, ':'))) continue;