commit f3a7fb548c8600a6e290d306b933725ebc546cd0
Author: Emery Hemingway <ehmry@posteo.net>
Date:   Wed May 6 04:38:35 2020 +0530

    libc: add siginterrupt dummy

diff --git a/repos/libports/src/lib/libc/signal.cc b/repos/libports/src/lib/libc/signal.cc
index dc9af2d443..784257c48e 100644
--- a/repos/libports/src/lib/libc/signal.cc
+++ b/repos/libports/src/lib/libc/signal.cc
@@ -131,6 +131,9 @@ extern "C" int sigaction(int signum, const struct sigaction *act, struct sigacti
 }
 
 
+extern "C" int siginterrupt(int sig, int flag) { return 0; };
+
+
 extern "C" int       _sigaction(int, const struct sigaction *, struct sigaction *) __attribute__((weak, alias("sigaction")));
 extern "C" int  __sys_sigaction(int, const struct sigaction *, struct sigaction *) __attribute__((weak, alias("sigaction")));
 extern "C" int __libc_sigaction(int, const struct sigaction *, struct sigaction *) __attribute__((weak, alias("sigaction")));

commit 65244c99c250767922b9afca9663ddcb7a7753f8
Author: Emery Hemingway <ehmry@posteo.net>
Date:   Wed May 6 04:59:56 2020 +0530

    libc: add upstream mbsinit

diff --git a/repos/libports/lib/mk/libc-locale.mk b/repos/libports/lib/mk/libc-locale.mk
index 8e75e59589..2bb98b1456 100644
--- a/repos/libports/lib/mk/libc-locale.mk
+++ b/repos/libports/lib/mk/libc-locale.mk
@@ -6,7 +6,7 @@ CC_OPT += -D_Thread_local=""
 FILTER_OUT = \
 	c16rtomb.c c32rtomb_iconv.c mbrtoc16_iconv.c mbrtoc32_iconv.c \
 	setlocale.c xlocale.c setrunelocale.c \
-	ascii.c big5.c euc.co gb18030.c gb2312.c gbk.c mbsinit.c mskanji.c utf8.c \
+	ascii.c big5.c euc.co gb18030.c gb2312.c gbk.c mskanji.c utf8.c \
 
 SRC_C = $(filter-out $(FILTER_OUT),$(notdir $(wildcard $(LIBC_LOCALE_DIR)/*.c)))
 
commit 81fc78f8e0ac66a7275e149f7f7fdc5f4f1f2979
Author: Emery Hemingway <ehmry@posteo.net>
Date:   Wed May 27 16:35:16 2020 +0530

    libc: add mlock and munlock dummies

diff --git a/repos/libports/src/lib/libc/dummies.cc b/repos/libports/src/lib/libc/dummies.cc
index 37c2c83f89..bc2f15a90a 100644
--- a/repos/libports/src/lib/libc/dummies.cc
+++ b/repos/libports/src/lib/libc/dummies.cc
@@ -221,5 +221,15 @@ int __attribute__((weak)) madvise(void *addr, size_t length, int advice)
 
 const struct res_sym __p_type_syms[] = { };
 
+#define DUMMY_EPERM(ret_type, ret_val, name, args) __attribute__((weak)) \
+ret_type name args \
+{ \
+	errno = EPERM; \
+	return ret_val; \
+}
+
+DUMMY_EPERM(int, -1,   mlock, (const void *, size_t));
+DUMMY_EPERM(int, -1, munlock, (const void *, size_t));
+
 } /* extern "C" */
 
commit f45e11626aca92be04bc9c8ed74f010ff62862dd
Author: Emery Hemingway <ehmry@posteo.net>
Date:   Fri May 29 09:26:50 2020 +0530

    libc: return 0 from getpgrp and getppid dummies

diff --git a/repos/libports/src/lib/libc/dummies.cc b/repos/libports/src/lib/libc/dummies.cc
index 150640ddf3..e511897600 100644
--- a/repos/libports/src/lib/libc/dummies.cc
+++ b/repos/libports/src/lib/libc/dummies.cc
@@ -109,8 +109,8 @@ DUMMY(char *,  0, _getlogin, (void))
 DUMMY(int   , -1, getnameinfo, (const sockaddr *, socklen_t, char *, size_t, char *, size_t, int))
 DUMMY(struct servent *, 0, getservbyname, (const char *, const char *))
 DUMMY(int   , -1, getsid, (pid_t))
-DUMMY_SILENT(pid_t , -1, getppid, (void))
-DUMMY(pid_t , -1, getpgrp, (void))
+DUMMY_SILENT(pid_t , 0, getpgrp, (void))
+DUMMY_SILENT(pid_t , 0, getppid, (void))
 DUMMY(int   , -1, getpriority, (int, int))
 DUMMY(int   , -1, getrusage, (int, rusage *))
 DUMMY_SILENT(uid_t ,  0, getuid, (void))
commit d64e4b926c1dec39569efee89567f0575770bbd6
Author: Emery Hemingway <ehmry@posteo.net>
Date:   Sun Nov 1 23:18:05 2020 +0100

    libc: do not strip file paths in dlopen
    
    Request files by verbatim path rather than shorten them to just a
    filename. This is to ensure that libraries with the "/nix/store/..."
    prefix are resolved correctly.

diff --git a/repos/libports/src/lib/libc/dynamic_linker.cc b/repos/libports/src/lib/libc/dynamic_linker.cc
index ba47856bed..b7aff1b869 100644
--- a/repos/libports/src/lib/libc/dynamic_linker.cc
+++ b/repos/libports/src/lib/libc/dynamic_linker.cc
@@ -78,9 +78,7 @@ void *dlopen(const char *name, int mode)
 		static Libc::Allocator global_alloc;
 
 		return new (global_alloc)
-			Shared_object(*genode_env, global_alloc,
-			              name ? Genode::Path<128>(name).last_element() : nullptr, /* extract file name */
-			              bind, keep);
+			Shared_object(*genode_env, global_alloc, name, bind, keep);
 	} catch (...) {
 		snprintf(err_str, MAX_ERR, "Unable to open file %s\n", name);
 	}