1 files changed, 25 insertions, 4 deletions

diff --git a/miscutils/make.c b/miscutils/make.c
index 07d824752..d5e7a9516 100644
--- a/miscutils/make.c
+++ b/miscutils/make.c
@@ -402,18 +402,39 @@ findname(const char *name)
 }
 
 static int
-is_valid_target(const char *name)
+check_name(const char *name)
 {
         const char *s;
+
+        if (!posix)
+                return TRUE;
+
         for (s = name; *s; ++s) {
-                if (posix &&
-                                ((pragma & P_TARGET_NAME) || !POSIX_2017 ?
-                                        !(isfname(*s) || *s == '/') : !ispname(*s)))
+                if ((pragma & P_TARGET_NAME) || !POSIX_2017 ?
+                                !(isfname(*s) || *s == '/') : !ispname(*s))
                         return FALSE;
         }
         return TRUE;
 }
 
+static char *splitlib(const char *name, char **member);
+
+static int
+is_valid_target(const char *name)
+{
+        char *archive, *member = NULL;
+        int ret;
+
+        /* Names of the form 'lib(member)' are referred to as 'expressions'
+         * in POSIX and are subjected to special treatment.  The 'lib'
+         * and 'member' elements must each be a valid target name. */
+        archive = splitlib(name, &member);
+        ret = check_name(archive) && (member == NULL || check_name(member));
+        free(archive);
+
+        return ret;
+}
+
 #if ENABLE_FEATURE_MAKE_POSIX
 static int
 potentially_valid_target(const char *name)