mail-mta/exim-4.95: version bump, change of srs default

Package-Manager: Portage-3.0.20, Repoman-3.0.3
Signed-off-by: Fabian Groffen <grobian@gentoo.org>

3 files changed, 236 insertions, 15 deletions

diff --git a/mail-mta/exim/Manifest b/mail-mta/exim/Manifest
index 3a31f9eb19f9..b87cdd7fa6a5 100644
--- a/mail-mta/exim/Manifest
+++ b/mail-mta/exim/Manifest
@@ -1,3 +1,5 @@
 DIST exim-4.94.2.tar.xz 1838076 BLAKE2B 684e115a7af3efdab15451f8e11f9b53455c9166d8c078216d7a95223d77569cec8a882ed99b9180acbd8a9e747a0bca03d56993d011de15dc35143a989ab046 SHA512 5334c236221ed4e03dbc33e6a79d939b06037fa2f4b71971607a360b67af5c85a89681ee13a5eeaf0184382c55a160cf2e89ed7afb2949f025a54f1e88f9e3fc
+DIST exim-4.95.tar.xz 1865172 BLAKE2B 0dc8dbc394c1bf4c6075e6ae1c1609b3f41841b2bb4c210d7353e4ad28ab38f905b6c245539bfa772512e2a9baf2dcc855e31d6ccb14ab49077f8da4fe6f1d0b SHA512 93d09c20d99f27da5edbe3e6dc7d25aa4548faa2b67ca26f2cc0b4aeaf58398dd468e0263714fcf0df97531f05d16fcd3f1f0e9d0656ead7858a66b248a44a65
 DIST exim-pdf-4.94.2.tar.xz 2092248 BLAKE2B 973ab4f117fdb58afa017bc41b4496fac1277e707a9926d67317c455b0bd617021c17cba6c8d793d8962aacef12c0790d5add7174017512b7b1ea070f8e8533d SHA512 3a661f69d81a992798d4b7e5b7def7cfffa297a7b3c02a6631be426cefff5a6e8783fa322a1bd105d01f7b06968d01e77963e6ab7be3157f63eb62eb6ff172b0
+DIST exim-pdf-4.95.tar.xz 2117384 BLAKE2B ac310ec7741110a067f2df135b6397a8219e48a1e8989c66118f6c62820467e6f7b1c391799ff9b7ddef7896e1340208c4bed21f126014fa94c24d338f681f94 SHA512 47f30f3c82fe2cb5b0836594b325da1d255c53d2514af90e720d4bf6c74cff43d4a6b1ab5fb7b148253e5330da74e8ebb80e29b3a08fbe1faed2f004476c9d6a
 DIST system_filter.exim.gz 3075 BLAKE2B d05e872b5cef377d29126cda03fc0a74c8777b2119b76ff43da6e8de808035eb9bfcb034a85d81824f135d484e864bfc0629fc1af2c228a7277d5ee7cf9cde79 SHA512 cb358d3ce2499a0bb5920d962a06f2af8486e55ec90c8c928bd8e3aefb279aa57f5f960d5adfcef68bd94110b405eaa144e9629cfe6014a529c79c544600bbf3
diff --git a/mail-mta/exim/exim-4.94.2-r5.ebuild b/mail-mta/exim/exim-4.95.ebuild
index d664f4b1c8d1..43c4cb4797fe 100644
--- a/mail-mta/exim/exim-4.94.2-r5.ebuild
+++ b/mail-mta/exim/exim-4.95.ebuild
@@ -8,7 +8,7 @@ inherit db-use toolchain-funcs multilib pam systemd
 IUSE="arc berkdb +dane dcc +dkim dlfunc dmarc +dnsdb doc dovecot-sasl
 dsn elibc_glibc exiscan-acl gdbm gnutls idn ipv6 ldap lmtp maildir mbx
 mysql nis pam perl pkcs11 postgres +prdr proxy radius redis sasl selinux
-socks5 spf sqlite srs +srs-alt srs-native +ssl syslog tdb tcpd +tpda X"
+socks5 spf sqlite srs srs-alt +srs-native +ssl syslog tdb tcpd +tpda X"
 REQUIRED_USE="
 	arc? ( dkim spf )
 	dane? ( ssl !gnutls )
@@ -124,7 +124,7 @@ src_prepare() {
 	eapply     "${FILESDIR}"/exim-4.93-as-needed-ldflags.patch # 352265, 391279
 	eapply -p0 "${FILESDIR}"/exim-4.76-crosscompile.patch # 266591
 	eapply     "${FILESDIR}"/exim-4.69-r1.27021.patch
-	eapply     "${FILESDIR}"/exim-4.94-localscan_dlopen.patch
+	eapply     "${FILESDIR}"/exim-4.95-localscan_dlopen.patch
 
 	# for this reason we have a := dep on opendmarc, they changed their
 	# API in a minor release
@@ -488,17 +488,16 @@ src_configure() {
 		# what USE=srs used to be.  Eventually we want to rid ourselves
 		# of this external implementation.
 		if use srs-alt; then
-			# historical default, from 4.95 this becomes
-			# EXPERIMENTAL_SRS_ALT
+			# historical default, until 4.95
 			cat >> Makefile <<- EOC
-				EXPERIMENTAL_SRS=yes
+				EXPERIMENTAL_SRS_ALT=yes
 				EXTRALIBS_EXIM += -lsrs_alt
 			EOC
 		fi
 		if use srs-native; then
-			# this one becomes SUPPORT_SRS in 4.95
+			# this one is the default/supported variant since 4.95
 			cat >> Makefile <<- EOC
-				EXPERIMENTAL_SRS_NATIVE=yes
+				SUPPORT_SRS=yes
 			EOC
 		fi
 	fi
@@ -646,14 +645,13 @@ pkg_postinst() {
 		einfo "documentation at the bottom of this prerelease message:"
 		einfo "  http://article.gmane.org/gmane.mail.exim.devel/3579"
 	fi
-	if use srs ; then
-		einfo "SRS support is experimental in this release of Exim"
-		if use srs-alt; then
-			elog "You are using libsrs_alt to implement SRS support."
-			elog "In future release of Exim, the native SRS implementation"
-			elog "(USE=srs-native) will become the default.  Please prepare"
-			elog "your package.use or switch to USE=srs-native now."
-		fi
+	if use srs-alt; then
+		einfo "SRS support using libsrs_alt is experimental in this"
+		einfo "release of Exim"
+		elog "You are using libsrs_alt to implement SRS support."
+		elog "The native SRS implementation (USE=srs-native) is the"
+		elog "default implementation, which means libsrs_alt may go"
+		elog "away in a future release."
 	fi
 	use dsn && einfo "extra information in fail DSN message is experimental"
 	einfo
diff --git a/mail-mta/exim/files/exim-4.95-localscan_dlopen.patch b/mail-mta/exim/files/exim-4.95-localscan_dlopen.patch
new file mode 100644
index 000000000000..320cc9936da9
--- /dev/null
+++ b/mail-mta/exim/files/exim-4.95-localscan_dlopen.patch
@@ -0,0 +1,221 @@
+Only in exim-4.95: dlopen.patch
+diff -aur exim-4.95.orig/src/config.h.defaults exim-4.95/src/config.h.defaults
+--- exim-4.95.orig/src/config.h.defaults	2021-09-28 10:24:46.000000000 +0200
++++ exim-4.95/src/config.h.defaults	2021-09-29 08:20:03.677883649 +0200
+@@ -35,6 +35,8 @@
+ 
+ #define AUTH_VARS                     4
+ 
++#define DLOPEN_LOCAL_SCAN
++
+ #define BIN_DIRECTORY
+ 
+ #define CONFIGURE_FILE
+Only in exim-4.95/src: config.h.defaults.orig
+diff -aur exim-4.95.orig/src/EDITME exim-4.95/src/EDITME
+--- exim-4.95.orig/src/EDITME	2021-09-28 10:24:46.000000000 +0200
++++ exim-4.95/src/EDITME	2021-09-29 08:20:03.678883649 +0200
+@@ -883,6 +883,24 @@
+ 
+ 
+ #------------------------------------------------------------------------------
++# On systems which support dynamic loading of shared libraries, Exim can
++# load a local_scan function specified in its config file instead of having
++# to be recompiled with the desired local_scan function. For a full
++# description of the API to this function, see the Exim specification.
++
++#DLOPEN_LOCAL_SCAN=yes
++
++# If you set DLOPEN_LOCAL_SCAN, then you need to include -rdynamic in the
++# linker flags.  Without it, the loaded .so won't be able to access any
++# functions from exim.
++
++LFLAGS = -rdynamic
++ifeq ($(OSTYPE),Linux)
++LFLAGS += -ldl
++endif
++
++
++#------------------------------------------------------------------------------
+ # The default distribution of Exim contains only the plain text form of the
+ # documentation. Other forms are available separately. If you want to install
+ # the documentation in "info" format, first fetch the Texinfo documentation
+Only in exim-4.95/src: EDITME.orig
+diff -aur exim-4.95.orig/src/globals.c exim-4.95/src/globals.c
+--- exim-4.95.orig/src/globals.c	2021-09-28 10:24:46.000000000 +0200
++++ exim-4.95/src/globals.c	2021-09-29 08:20:03.679883649 +0200
+@@ -42,6 +42,10 @@
+ 
+ uschar *no_aliases             = NULL;
+ 
++#ifdef DLOPEN_LOCAL_SCAN
++uschar *local_scan_path        = NULL;
++#endif
++
+ 
+ /* For comments on these variables, see globals.h. I'm too idle to
+ duplicate them here... */
+Only in exim-4.95/src: globals.c.orig
+diff -aur exim-4.95.orig/src/globals.h exim-4.95/src/globals.h
+--- exim-4.95.orig/src/globals.h	2021-09-28 10:24:46.000000000 +0200
++++ exim-4.95/src/globals.h	2021-09-29 08:20:03.680883648 +0200
+@@ -170,6 +170,9 @@
+ extern int (*receive_ferror)(void);
+ extern BOOL (*receive_smtp_buffered)(void);
+ 
++#ifdef DLOPEN_LOCAL_SCAN
++extern uschar *local_scan_path;        /* Path to local_scan() library */
++#endif
+ 
+ /* For clearing, saving, restoring address expansion variables. We have to have
+ the size of this vector set explicitly, because it is referenced from more than
+Only in exim-4.95/src: globals.h.orig
+diff -aur exim-4.95.orig/src/local_scan.c exim-4.95/src/local_scan.c
+--- exim-4.95.orig/src/local_scan.c	2021-09-28 10:24:46.000000000 +0200
++++ exim-4.95/src/local_scan.c	2021-09-29 08:23:33.756785663 +0200
+@@ -54,10 +54,130 @@
+                    is used in the rejection message.
+ */
+ 
++#ifdef DLOPEN_LOCAL_SCAN
++# include <stdlib.h>
++# include <dlfcn.h>
++static int (*local_scan_fn)(int fd, uschar **return_text) = NULL;
++static int load_local_scan_library(void);
++extern uschar *local_scan_path;        /* Path to local_scan() library */
++#endif
++
+ int
+ local_scan(int fd, uschar **return_text)
+ {
+-return LOCAL_SCAN_ACCEPT;
++#ifdef DLOPEN_LOCAL_SCAN
++/* local_scan_path is defined AND not the empty string */
++if (local_scan_path && *local_scan_path)
++  {
++  if (!local_scan_fn)
++    {
++    if (!load_local_scan_library())
++      {
++        char *base_msg , *error_msg , *final_msg ;
++        int final_length = -1 ;
++
++        base_msg=US"Local configuration error - local_scan() library failure\n";
++        error_msg = dlerror() ;
++
++        final_length = strlen(base_msg) + strlen(error_msg) + 1 ;
++        final_msg = (char*)malloc( final_length*sizeof(char) ) ;
++        *final_msg = '\0' ;
++
++        strcat( final_msg , base_msg ) ;
++        strcat( final_msg , error_msg ) ;
++
++        *return_text = final_msg ;
++      return LOCAL_SCAN_TEMPREJECT;
++      }
++    }
++    return local_scan_fn(fd, return_text);
++  }
++else
++#endif
++  return LOCAL_SCAN_ACCEPT;
++}
++
++#ifdef DLOPEN_LOCAL_SCAN
++
++static int load_local_scan_library(void)
++{
++/* No point in keeping local_scan_lib since we'll never dlclose() anyway */
++void *local_scan_lib = NULL;
++int (*local_scan_version_fn)(void);
++int vers_maj;
++int vers_min;
++
++local_scan_lib = dlopen(local_scan_path, RTLD_NOW);
++if (!local_scan_lib)
++  {
++  log_write(0, LOG_MAIN|LOG_REJECT, "local_scan() library open failed - "
++    "message temporarily rejected");
++  return FALSE;
++  }
++
++local_scan_version_fn = dlsym(local_scan_lib, "local_scan_version_major");
++if (!local_scan_version_fn)
++  {
++  dlclose(local_scan_lib);
++  log_write(0, LOG_MAIN|LOG_REJECT, "local_scan() library doesn't contain "
++    "local_scan_version_major() function - message temporarily rejected");
++  return FALSE;
++  }
++
++/* The major number is increased when the ABI is changed in a non
++   backward compatible way. */
++vers_maj = local_scan_version_fn();
++
++local_scan_version_fn = dlsym(local_scan_lib, "local_scan_version_minor");
++if (!local_scan_version_fn)
++  {
++  dlclose(local_scan_lib);
++  log_write(0, LOG_MAIN|LOG_REJECT, "local_scan() library doesn't contain "
++    "local_scan_version_minor() function - message temporarily rejected");
++  return FALSE;
++  }
++
++/* The minor number is increased each time a new feature is added (in a
++   way that doesn't break backward compatibility) -- Marc */
++vers_min = local_scan_version_fn();
++
++
++if (vers_maj != LOCAL_SCAN_ABI_VERSION_MAJOR)
++  {
++  dlclose(local_scan_lib);
++  local_scan_lib = NULL;
++  log_write(0, LOG_MAIN|LOG_REJECT, "local_scan() has an incompatible major"
++    "version number, you need to recompile your module for this version"
++    "of exim (The module was compiled for version %d.%d and this exim provides"
++    "ABI version %d.%d)", vers_maj, vers_min, LOCAL_SCAN_ABI_VERSION_MAJOR,
++    LOCAL_SCAN_ABI_VERSION_MINOR);
++  return FALSE;
++  }
++else if (vers_min > LOCAL_SCAN_ABI_VERSION_MINOR)
++  {
++  dlclose(local_scan_lib);
++  local_scan_lib = NULL;
++  log_write(0, LOG_MAIN|LOG_REJECT, "local_scan() has an incompatible minor"
++    "version number, you need to recompile your module for this version"
++    "of exim (The module was compiled for version %d.%d and this exim provides"
++    "ABI version %d.%d)", vers_maj, vers_min, LOCAL_SCAN_ABI_VERSION_MAJOR,
++    LOCAL_SCAN_ABI_VERSION_MINOR);
++  return FALSE;
++  }
++
++local_scan_fn = dlsym(local_scan_lib, "local_scan");
++if (!local_scan_fn)
++  {
++  dlclose(local_scan_lib);
++  log_write(0, LOG_MAIN|LOG_REJECT, "local_scan() library doesn't contain "
++    "local_scan() function - message temporarily rejected");
++  return FALSE;
++  }
++
++return TRUE;
+ }
+ 
++#endif /* DLOPEN_LOCAL_SCAN */
++
++
+ /* End of local_scan.c */
+diff -aur exim-4.95.orig/src/readconf.c exim-4.95/src/readconf.c
+--- exim-4.95.orig/src/readconf.c	2021-09-28 10:24:46.000000000 +0200
++++ exim-4.95/src/readconf.c	2021-09-29 08:20:03.682883647 +0200
+@@ -215,6 +215,9 @@
+   { "local_from_prefix",        opt_stringptr,   {&local_from_prefix} },
+   { "local_from_suffix",        opt_stringptr,   {&local_from_suffix} },
+   { "local_interfaces",         opt_stringptr,   {&local_interfaces} },
++#ifdef DLOPEN_LOCAL_SCAN
++  { "local_scan_path",          opt_stringptr,   {&local_scan_path} },
++#endif
+ #ifdef HAVE_LOCAL_SCAN
+   { "local_scan_timeout",       opt_time,        {&local_scan_timeout} },
+ #endif
+Only in exim-4.95/src: readconf.c.orig