expect: fix build with clang 16

* Use patches from upstream issue tracker that fix most compilation
  issues and the configure script; and
* Modify `exp_win.c` and `pty_termios.c` to build properly on Darwin.
This commit is contained in:
Randy Eckenrode 2023-10-08 18:06:27 -04:00
parent 6215da7844
commit 68d0dfd07b
No known key found for this signature in database
GPG key ID: 64C1CD4EC2A600D9
2 changed files with 44 additions and 2 deletions

View file

@ -6,18 +6,29 @@ tcl.mkTclDerivation rec {
src = fetchurl {
url = "mirror://sourceforge/expect/Expect/${version}/expect${version}.tar.gz";
sha256 = "0d1cp5hggjl93xwc8h1y6adbnrvpkk0ywkd00inz9ndxn21xm9s9";
hash = "sha256-Safag7C92fRtBKBN7sGcd2e7mjI+QMR4H4nK92C5LDQ=";
};
patches = [
(fetchpatch {
url = "https://raw.githubusercontent.com/buildroot/buildroot/c05e6aa361a4049eabd8b21eb64a34899ef83fc7/package/expect/0001-enable-cross-compilation.patch";
sha256 = "1jwx2l1slidvcpahxbyqs942l81jd62rzbxliyd9lwysk38c8b6b";
hash = "sha256-yyzE0Jjac5qaj7Svn4VpMiAqSNLYrw7VZbtFqgMVncs=";
})
(substituteAll {
src = ./fix-cross-compilation.patch;
tcl = "${buildPackages.tcl}/bin/tclsh";
})
# The following patches fix compilation with clang 15+
(fetchpatch {
url = "https://sourceforge.net/p/expect/patches/24/attachment/0001-Add-prototype-to-function-definitions.patch";
hash = "sha256-X2Vv6VVM3KjmBHo2ukVWe5YTVXRmqe//Kw2kr73OpZs=";
})
(fetchpatch {
url = "https://sourceforge.net/p/expect/patches/_discuss/thread/b813ca9895/6759/attachment/expect-configure-c99.patch";
hash = "sha256-PxQQ9roWgVXUoCMxkXEgu+it26ES/JuzHF6oML/nk54=";
})
# Include `sys/ioctl.h` and `util.h` on Darwin, which are required for `ioctl` and `openpty`.
./fix-darwin-clang16.patch
];
postPatch = ''

View file

@ -0,0 +1,31 @@
diff -ur a/exp_win.c b/exp_win.c
--- a/exp_win.c 2018-02-02 14:15:52.000000000 -0500
+++ b/exp_win.c 2023-10-10 07:47:33.082690432 -0400
@@ -39,7 +39,8 @@
/* Sigh. On AIX 2.3, termios.h exists but does not define TIOCGWINSZ */
/* Instead, it has to come from ioctl.h. However, As I said above, this */
/* can't be cavalierly included on all machines, even when it exists. */
-#if defined(HAVE_TERMIOS) && !defined(HAVE_TIOCGWINSZ_IN_TERMIOS_H)
+/* Darwin also has termios.h, but it requires ioctl.h for `ioctl`. */
+#if defined(HAVE_TERMIOS) && (defined(__APPLE__) || !defined(HAVE_TIOCGWINSZ_IN_TERMIOS_H))
# include <sys/ioctl.h>
#endif
diff -ur d/pty_termios.c c/pty_termios.c
--- d/pty_termios.c 2023-10-10 07:59:23.244452442 -0400
+++ c/pty_termios.c 2023-10-10 08:00:35.303231582 -0400
@@ -7,7 +7,13 @@
*/
-#include <pty.h> /* openpty */
+/* openpty */
+#ifdef __APPLE__
+#include <util.h>
+#else /* pty.h is Linux-specific */
+#include <pty.h>
+#endif
+
#include <stdio.h>
#include <signal.h>