diff options
Diffstat (limited to 'PROBLEMS')
| -rw-r--r-- | PROBLEMS | 73 |
1 files changed, 15 insertions, 58 deletions
@@ -63,12 +63,6 @@ This means that the file `etc/DOC-...' doesn't properly correspond with the Emacs executable. Redumping Emacs and then installing the corresponding pair of files should fix the problem. -* M-x shell immediately responds "Process shell exited abnormally with code 1". - -This is often due to inability to run the program `env'. -This should be in the `etc' subdirectory of the directory -where Emacs is installed, and it should be marked executable. - * Trouble using ptys on AIX. People often instll the pty devices on AIX incorrectly. @@ -168,14 +162,6 @@ it only if it is undefined. Or you could set TERMCAP only when you set TERM--which should not happen in a non-login shell. -* Error compiling sysdep.c, "sioctl.h: no such file or directory". - -Among USG systems with TIOCGWINSZ, some require sysdep.c to include -the file sioctl.h; on others, sioctl.h does not exist. We don't know -how to distinguish these two kind of systems, so currently we try to -include sioctl.h on all of them. If this #include gets an error, just -delete it. - * X Windows doesn't work if DISPLAY uses a hostname. People have reported kernel bugs in certain systems that cause Emacs @@ -256,10 +242,6 @@ I have also seen character \177 changed into \377. I do not know what transfer means caused this problem. Various network file transfer programs are suspected of clobbering the high bit. -The only verified ways to transfer GNU Emacs are `tar', kermit (in -binary mode on Unix), and rcp or internet ftp between two Unix systems, -or chaosnet cftp using raw mode. - If you have a copy of Emacs that has been damaged in its nonprinting characters, you can fix them: @@ -313,6 +295,9 @@ Then the old .elc files will be loaded, and your changes will not be seen. To fix this, do M-x byte-recompile-directory and specify the directory that contains the Lisp files. +Emacs should print a warning when loading a .elc file which is older +than the corresponding .el file. + * The dumped Emacs (xemacs) crashes when run, trying to write pure data. Two causes have been seen for such problems. @@ -451,25 +436,14 @@ concentrator with a properly designed one. In the mean time, some drastic measures can make Emacs semi-work. One drastic measure to ignore C-s and C-q, while sending enough -padding that the terminal will not really lose any output. -Ignoring C-s and C-q can be done by using keyboard-translate-table -to map them into an undefined character such as C-^ or C-\. Sending -lots of padding is done by changing the termcap entry. Here is how -to make such a keyboard-translate-table: - - (let ((the-table (make-string 128 0))) - ;; Default is to translate each character into itself. - (let ((i 0)) - (while (< i 128) - (aset the-table i i) - (setq i (1+ i)))) - ;; Swap C-s with C-\ - (aset the-table ?\C-\\ ?\C-s) - (aset the-table ?\C-s ?\C-\\) - ;; Swap C-q with C-^ - (aset the-table ?\C-^ ?\C-q) - (aset the-table ?\C-q ?\C-^) - (setq keyboard-translate-table the-table)) +padding that the terminal will not really lose any output. To make +such an adjustment, you need only invoke the function +enable-flow-control-on with a list of terminal types in your own +.emacs file. As arguments, give it the names of one or more terminal +types you use which require flow control adjustments. +Here's an example: + +(enable-flow-control-on "vt200" "vt300" "vt101" "vt131") An even more drastic measure is to make Emacs use flow control. To do this, evaluate the Lisp expression (set-input-mode nil t). @@ -691,23 +665,6 @@ causes it. else { -* ld complains because `alloca' is not defined on your system. - -Alloca is a library function in 4.2bsd, which is used very heavily by -GNU Emacs. Use of malloc instead is very difficult, as you would have -to arrange for the storage to be freed, and do so even in the case of -a longjmp happening inside a subroutine. Many subroutines in Emacs -can do longjmp. - -If your system does not support alloca, try defining the symbol -C_ALLOCA in the m-...h file for that machine. This will enable the use -in Emacs of a portable simulation for alloca. But you will find that -Emacs's performance and memory use improve if you write a true -alloca in assembler language. - -alloca (N) should return the address of an N-byte block of memory -added dynamically to the current stack frame. - * Vax C compiler bugs affecting Emacs. You may get one of these problems compiling Emacs: @@ -778,10 +735,10 @@ of machine defines NO_UNION_TYPE. That is the recommended setting now. * C compilers lose on returning unions -I hear that some C compilers cannot handle returning -a union type. Most of the functions in GNU Emacs return -type Lisp_Object, which is currently defined as a union. +I hear that some C compilers cannot handle returning a union type. +Most of the functions in GNU Emacs return type Lisp_Object, which is +defined as a union on some rare architectures. This problem will not happen if the m-...h file for your type -of machine defines NO_UNION_TYPE. That is the recommended setting now. +of machine defines NO_UNION_TYPE. |