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# T2 SDE: package/.../musl/ldso-glob.patch
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Wildcard expansion (glob) patch for musl.

  - René Rebe <rene@exactcode.de>

--- musl-1.1.23/ldso/dynlink.c.vanilla	2019-10-01 15:54:50.216000000 +0200
+++ musl-1.1.23/ldso/dynlink.c	2019-10-01 17:00:28.384000000 +0200
@@ -18,6 +18,7 @@
 #include <pthread.h>
 #include <ctype.h>
 #include <dlfcn.h>
+#include <glob.h>
 #include <semaphore.h>
 #include <sys/membarrier.h>
 #include "pthread_impl.h"
@@ -777,19 +778,31 @@
 		s += strspn(s, ":\n");
 		l = strcspn(s, ":\n");
 		if (l-1 >= INT_MAX) return -1;
-		if (snprintf(buf, buf_size, "%.*s/%s", (int)l, s, name) < buf_size) {
-			if ((fd = open(buf, O_RDONLY|O_CLOEXEC))>=0) return fd;
-			switch (errno) {
-			case ENOENT:
-			case ENOTDIR:
-			case EACCES:
-			case ENAMETOOLONG:
-				break;
-			default:
-				/* Any negative value but -1 will inhibit
-				 * futher path search. */
-				return -2;
+		// via glob for wildcards
+		if (snprintf(buf, buf_size, "%.*s", (int)l, s, name) < buf_size) {
+			glob_t result;
+			int ret = glob(buf, GLOB_ONLYDIR, NULL, &result);
+			for (int i = 0; ret == 0 && i < result.gl_pathc; ++i) {
+				if (snprintf(buf, buf_size, "%s/%s", result.gl_pathv[i], name) < buf_size) {
+					if ((fd = open(buf, O_RDONLY|O_CLOEXEC))>=0) {
+						globfree(&result);
+						return fd;
+					}
+					switch (errno) {
+					case ENOENT:
+					case ENOTDIR:
+					case EACCES:
+					case ENAMETOOLONG:
+					break;
+					default:
+						/* Any negative value but -1 will inhibit
+						 * futher path search. */
+						globfree(&result);
+						return -2;
+					}
+				}
 			}
+			globfree(&result);
 		}
 		s += l;
 	}