diff options
Diffstat (limited to 'debian/patches/60-screen-4.2.1-debian4.1.0-compatibility.patch')
| -rw-r--r-- | debian/patches/60-screen-4.2.1-debian4.1.0-compatibility.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/debian/patches/60-screen-4.2.1-debian4.1.0-compatibility.patch b/debian/patches/60-screen-4.2.1-debian4.1.0-compatibility.patch new file mode 100644 index 0000000..6391e0c --- /dev/null +++ b/debian/patches/60-screen-4.2.1-debian4.1.0-compatibility.patch @@ -0,0 +1,57 @@ +Description: Patch to make 4.2.1 compatible with Debian's 4.1.0 and + 4.2.0 packages 4.2.1 includes the Debian patches to extend the login + name and $TERM length, but uses even larger values. This causes + screen clients to no more be able to talk to older screen + servers. See #644788 for a discussion of the same issue with earlier + release combinations (4.1.0 vs 4.0.3). + . + For now this patch sets the mentioned values back to those which + werew in use in Debian before (and seemed to be large enough for use + in Debian). +Author: Axel Beckert <abe@debian.org> +Forwarded: no + +--- a/os.h ++++ b/os.h +@@ -524,6 +524,6 @@ + /* Changing those you won't be able to attach to your old sessions + * when changing those values in official tree don't forget to bump + * MSG_VERSION */ +-#define MAXTERMLEN 32 +-#define MAXLOGINLEN 256 ++#define MAXTERMLEN 40 ++#define MAXLOGINLEN 50 + +--- a/screen.h ++++ b/screen.h +@@ -186,7 +186,7 @@ + * 4: screen version 4.2.1 (bumped once again due to changed terminal and login length) + * 5: screen version 4.4.0 (fix screenterm size) + */ +-#define MSG_VERSION 5 ++#define MSG_VERSION 2 + + #define MSG_REVISION (('m'<<24) | ('s'<<16) | ('g'<<8) | MSG_VERSION) + struct msg +@@ -205,7 +205,7 @@ + int nargs; + char line[MAXPATHLEN]; + char dir[MAXPATHLEN]; +- char screenterm[MAXTERMLEN + 1]; /* is screen really "screen" ? */ ++ char screenterm[20]; /* is screen really "screen" ? */ + } + create; + struct +--- a/socket.c ++++ b/socket.c +@@ -723,8 +723,8 @@ + return; + } + if (nwin->term != nwin_undef.term) +- strncpy(m.m.create.screenterm, nwin->term, MAXTERMLEN); +- m.m.create.screenterm[MAXTERMLEN] = '\0'; ++ strncpy(m.m.create.screenterm, nwin->term, 20-1); ++ m.m.create.screenterm[20-1] = '\0'; + m.protocol_revision = MSG_REVISION; + debug1("SendCreateMsg writing '%s'\n", m.m.create.line); + if (write(s, (char *) &m, sizeof m) != sizeof m) |