diff options
Diffstat (limited to 'system/libffi')
| -rw-r--r-- | system/libffi/APKBUILD | 9 | ||||
| -rw-r--r-- | system/libffi/fix-testsuite-opts.patch | 11 | ||||
| -rw-r--r-- | system/libffi/pax-dlmmap.patch | 120 |
3 files changed, 15 insertions, 125 deletions
diff --git a/system/libffi/APKBUILD b/system/libffi/APKBUILD index 1913e0dbc..07a5be5eb 100644 --- a/system/libffi/APKBUILD +++ b/system/libffi/APKBUILD @@ -1,7 +1,7 @@ # Maintainer: A. Wilcox <awilfox@adelielinux.org> pkgname=libffi pkgver=3.2.1 -pkgrel=5 +pkgrel=6 pkgdesc="A portable, high level programming interface to various calling conventions." url="https://sourceware.org/libffi" arch="all" @@ -13,8 +13,8 @@ subpackages="$pkgname-dev $pkgname-doc" source="https://sourceware.org/pub/$pkgname/$pkgname-$pkgver.tar.gz disable-ppc-ldvariant.patch fix-testsuite-longdouble.patch + fix-testsuite-opts.patch gnu-linux-define.patch - pax-dlmmap.patch powerpc-fixes.patch " @@ -22,8 +22,7 @@ build () { ./configure \ --build=$CBUILD \ --host=$CHOST \ - --prefix=/usr \ - --enable-pax_emutramp + --prefix=/usr make } @@ -48,6 +47,6 @@ package() { sha512sums="980ca30a8d76f963fca722432b1fe5af77d7a4e4d2eac5144fbc5374d4c596609a293440573f4294207e1bdd9fda80ad1e1cafb2ffb543df5a275bc3bd546483 libffi-3.2.1.tar.gz cfd3b11a0e168fd74da0a6219c95610df3466b0769966351b2a5076c93a75996daf9aed41644bebb80e28793bbe18d62272385afd7813c472104cc6c93dcba41 disable-ppc-ldvariant.patch de92cb20ded7bfefc3e469ba2ac2d9d869d67dc172ec7e2d1222f8530944eb6d5016ae913baf01ac2e26bee1624c682ae9dd08d0e45d5532d59298dbe7e417eb fix-testsuite-longdouble.patch +9b4b1d1b54cc7c96c44ba727556d9bfd2ab261a594061223df2fbd47ae7a067a7b9a3db92dc2e1b45d8c502bf4a192f8988c7638737c7aacfeac31ed1536891a fix-testsuite-opts.patch 264af568ae5388d50f647f891a406945c73cc358692266f65ad341787c0bf5f6bf31203b86c39fa1b338101c1a6d2f4fec60f95a90d379951ff5153f8f9e178f gnu-linux-define.patch -72486b389db16055ae4d7d33ba0cb05840537e28fe7a86aa89e2cb922592125d99c18c26c5df7ffde6282742e79f2b9126353e58b58f091f0486589e14dd6474 pax-dlmmap.patch bb3eb51a196aac2849fa0d0214e46f1428d55c8ed4375e5f8cf7fc9076927db935f97ac4d6e61a101897ac6ddc137a0a61e210b8d91888e938c6af122700e935 powerpc-fixes.patch" diff --git a/system/libffi/fix-testsuite-opts.patch b/system/libffi/fix-testsuite-opts.patch new file mode 100644 index 000000000..b3d08b4af --- /dev/null +++ b/system/libffi/fix-testsuite-opts.patch @@ -0,0 +1,11 @@ +--- libffi-3.2.1/testsuite/lib/libffi.old 2014-11-08 06:47:24.000000000 -0600 ++++ libffi-3.2.1/testsuite/lib/libffi.exp 2019-07-22 13:29:32.086840387 -0500 +@@ -281,7 +281,7 @@ + global using_gcc + if { [string match $using_gcc "yes"] } { + set common "-W -Wall -Wno-psabi" +- set optimizations { "-O0" "-O2" "-O3" "-Os" "-O2 -fomit-frame-pointer" } ++ set optimizations { "-O0" "-O2 -fno-inline-small-functions" "-O3 -fno-inline-small-functions" "-Os" "-O2 -fno-inline-small-functions -fomit-frame-pointer" } + } else { + # Assume we are using the vendor compiler. + set common "" diff --git a/system/libffi/pax-dlmmap.patch b/system/libffi/pax-dlmmap.patch deleted file mode 100644 index ec4150410..000000000 --- a/system/libffi/pax-dlmmap.patch +++ /dev/null @@ -1,120 +0,0 @@ -From 48d2e46528fb6e621d95a7fa194069fd136b712d Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Stefan=20B=C3=BChler?= <buehler@cert.uni-stuttgart.de> -Date: Wed, 7 Sep 2016 15:49:48 +0200 -Subject: [PATCH 1/2] dlmmap_locked always needs locking as it always modifies - execsize - ---- - src/closures.c | 13 ++++--------- - 1 file changed, 4 insertions(+), 9 deletions(-) - -diff --git a/src/closures.c b/src/closures.c -index 2e0ffb45..04d6e27f 100644 ---- a/src/closures.c -+++ b/src/closures.c -@@ -769,16 +769,11 @@ dlmmap (void *start, size_t length, int prot, - MREMAP_DUP and prot at this point. */ - } - -- if (execsize == 0 || execfd == -1) -- { -- pthread_mutex_lock (&open_temp_exec_file_mutex); -- ptr = dlmmap_locked (start, length, prot, flags, offset); -- pthread_mutex_unlock (&open_temp_exec_file_mutex); -+ pthread_mutex_lock (&open_temp_exec_file_mutex); -+ ptr = dlmmap_locked (start, length, prot, flags, offset); -+ pthread_mutex_unlock (&open_temp_exec_file_mutex); - -- return ptr; -- } -- -- return dlmmap_locked (start, length, prot, flags, offset); -+ return ptr; - } - - /* Release memory at the given address, as well as the corresponding - -From 7aad5f895e2dfdb79d2ef67e1b231d21063e6511 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Stefan=20B=C3=BChler?= <buehler@cert.uni-stuttgart.de> -Date: Wed, 7 Sep 2016 15:50:54 +0200 -Subject: [PATCH 2/2] ignore PaX EMUTRAMP flag; instead check for MPROTECT - -- code using ffi_closure_alloc doesn't necessarily generate gcc compatible trampolines; only those are allowed by PaX -- if MPROTECT is enabled use the same workaround as is used for SELinux (double mmap()) ---- - src/closures.c | 29 +++++++++++++---------------- - 1 file changed, 13 insertions(+), 16 deletions(-) - -diff --git a/src/closures.c b/src/closures.c -index 04d6e27f..babecc1a 100644 ---- a/src/closures.c -+++ b/src/closures.c -@@ -401,14 +401,15 @@ selinux_enabled_check (void) - - #endif /* !FFI_MMAP_EXEC_SELINUX */ - --/* On PaX enable kernels that have MPROTECT enable we can't use PROT_EXEC. */ -+/* On PaX enable kernels that have MPROTECT enabled we can't use PROT_EXEC. */ - #ifdef FFI_MMAP_EXEC_EMUTRAMP_PAX - #include <stdlib.h> - --static int emutramp_enabled = -1; -+/* -1: not read yet; 0: no PaX or MPROTECT disabled; 1: MPROTECT enabled. */ -+static int mprotect_enabled = -1; - - static int --emutramp_enabled_check (void) -+mprotect_enabled_check (void) - { - char *buf = NULL; - size_t len = 0; -@@ -422,9 +423,7 @@ emutramp_enabled_check (void) - while (getline (&buf, &len, f) != -1) - if (!strncmp (buf, "PaX:", 4)) - { -- char emutramp; -- if (sscanf (buf, "%*s %*c%c", &emutramp) == 1) -- ret = (emutramp == 'E'); -+ ret = (NULL != strchr (buf + 4, 'M')); - break; - } - free (buf); -@@ -432,8 +431,9 @@ emutramp_enabled_check (void) - return ret; - } - --#define is_emutramp_enabled() (emutramp_enabled >= 0 ? emutramp_enabled \ -- : (emutramp_enabled = emutramp_enabled_check ())) -+#define is_mprotect_enabled() (mprotect_enabled >= 0 ? mprotect_enabled \ -+ : (mprotect_enabled = mprotect_enabled_check ())) -+ - #endif /* FFI_MMAP_EXEC_EMUTRAMP_PAX */ - - #elif defined (__CYGWIN__) || defined(__INTERIX) -@@ -446,7 +446,7 @@ emutramp_enabled_check (void) - #endif /* !defined(X86_WIN32) && !defined(X86_WIN64) */ - - #ifndef FFI_MMAP_EXEC_EMUTRAMP_PAX --#define is_emutramp_enabled() 0 -+#define is_mprotect_enabled() 0 - #endif /* FFI_MMAP_EXEC_EMUTRAMP_PAX */ - - /* Declare all functions defined in dlmalloc.c as static. */ -@@ -750,13 +750,10 @@ dlmmap (void *start, size_t length, int prot, - && flags == (MAP_PRIVATE | MAP_ANONYMOUS) - && fd == -1 && offset == 0); - -- if (execfd == -1 && is_emutramp_enabled ()) -- { -- ptr = mmap (start, length, prot & ~PROT_EXEC, flags, fd, offset); -- return ptr; -- } -- -- if (execfd == -1 && !is_selinux_enabled ()) -+ /* -1 != execfd hints that we already decided to use dlmmap_locked -+ last time. If PaX MPROTECT or SELinux is active fallback to -+ dlmmap_locked. */ -+ if (execfd == -1 && !is_mprotect_enabled () && !is_selinux_enabled ()) - { - ptr = mmap (start, length, prot | PROT_EXEC, flags, fd, offset); - |