diff options
Diffstat (limited to 'src/s/aix4-2.h')
| -rw-r--r-- | src/s/aix4-2.h | 104 |
1 files changed, 12 insertions, 92 deletions
diff --git a/src/s/aix4-2.h b/src/s/aix4-2.h index e02922393d5..7ddf219931f 100644 --- a/src/s/aix4-2.h +++ b/src/s/aix4-2.h @@ -17,135 +17,56 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ -/* - * Define symbols to identify the version of Unix this is. - * Define all the symbols that apply correctly. - */ - +/* Define symbols to identify the version of Unix this is. + Define all the symbols that apply correctly. */ #define USG /* System III, System V, etc */ #define USG5 -/* This symbol should be defined on AIX Version 3 ??????? */ +/* This symbol should be defined on AIX Version 3 ??????? */ #ifndef _AIX #define _AIX #endif /* SYSTEM_TYPE should indicate the kind of system you are using. It sets the Lisp variable system-type. */ - #define SYSTEM_TYPE "aix" /* In AIX, you allocate a pty by opening /dev/ptc to get the master side. To get the name of the slave side, you just ttyname() the master side. */ - #define PTY_ITERATION for (c = 0; !c ; c++) #define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptc"); #define PTY_TTY_NAME_SPRINTF strcpy (pty_name, ttyname (fd)); -/* - * Define HAVE_TERMIO if the system provides sysV-style ioctls - * for terminal control. - */ - -#define HAVE_TERMIOS - -/* - * Define HAVE_PTYS if the system supports pty devices. - */ - +/* Define HAVE_PTYS if the system supports pty devices. */ #define HAVE_PTYS /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */ - #define HAVE_SOCKETS - -/* - * Define SYSV_SYSTEM_DIR to use the V.3 getdents/readir - * library functions. Almost, but not quite the same as - * the 4.2 functions - */ - -#define SYSV_SYSTEM_DIR - -/* Define this symbol if your system has the functions bcopy, etc. */ - -#define BSTRING - /* The file containing the kernel's symbol table is called /unix. */ - #define KERNEL_FILE "/unix" -/* The symbol in the kernel where the load average is found - is named avenrun. */ - +/* The kernel symbol where the load average is found is named avenrun. */ #define LDAV_SYMBOL "avenrun" -/* Special itemss needed to make Emacs run on this system. */ - -#ifndef __GNUC__ -#define LINKER cc -#endif - -/* Prevent -lg from being used for debugging. Not needed. */ - -#define LIBS_DEBUG - -/* No need to specify -lc when linking. */ - -#define LIB_STANDARD - -/* Use terminfo instead of termcap. */ - -#define TERMINFO - -/* The following definition seems to be needed in AIX version 3.1.6.8. - It may not have been needed in certain earlier versions. */ -#define HAVE_TCATTR - -/* Include unistd.h, even though we don't define POSIX. */ -#define NEED_UNISTD_H +/* Special items needed to make Emacs run on this system. */ /* AIX doesn't define this. */ #define unix 1 -#ifndef __GNUC__ -/* Some programs in src produce warnings saying certain subprograms - are to comples and need a MAXMEM value greater than 2000 for - additional optimization. --nils@exp-math.uni-essen.de */ -#define C_SWITCH_SYSTEM -ma -qmaxmem=4000 -#endif - /* string.h defines rindex as a macro, at least with native cc, so we lose declaring char * rindex without this. It is just a guess which versions of AIX need this definition. */ #undef HAVE_STRING_H -/* For AIX, it turns out compiling emacs under AIX 3.2.4 REQUIRES "cc -g" - because "cc -O" crashes. Under AIX 3.2.5, "cc -O" is required because - "cc -g" crashes. Go figure. --floppy@merlin.mit.edu */ -/* The above isn't generally true. If it occurs with some compiler - release, seek a fixed version, be it XLC or GCC. The XLC version - isn't tied to the OS version on AIX any more than elsewhere. XLC - (the IBM compiler) can use -g with -O. (-O3 is also a possibility - for the optimization level.) -- fx, after David Edelsohn. */ -#define C_DEBUG_SWITCH -g -O - /* Perry Smith <pedz@ddivt1.austin.ibm.com> says these are correct. */ #define SIGNALS_VIA_CHARACTERS -#define MAIL_USE_LOCKF #define CLASH_DETECTION /* Perry Smith <pedz@ddivt1.austin.ibm.com> says these are correct. */ -#define POSIX_SIGNALS #undef sigmask -/* olson@mcs.anl.gov says -li18n is needed by -lXm. */ -#define LIB_MOTIF -lXm -li18n - #ifndef HAVE_LIBXMU -#define LIBXMU - /* Unfortunately without libXmu we cannot support EditRes. */ #define NO_EDITRES #endif @@ -153,19 +74,18 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ /* On AIX Emacs uses the gmalloc.c malloc implementation. But given the way this system works, libc functions that return malloced memory use the libc malloc implementation. Calling xfree or - xrealloc on the results of such functions results in a crash. + xrealloc on the results of such functions results in a crash. - One solution for this could be to define SYSTEM_MALLOC here, but - that does not currently work on this system. + One solution for this could be to define SYSTEM_MALLOC in configure, + but that does not currently work on this system. It is possible to completely override the malloc implementation on AIX, but that involves putting the malloc functions in a shared library and setting the MALLOCTYPE environment variable to point to - tha shared library. - + that shared library. + Emacs currently calls xrealloc on the results of get_current_dir name, - to avoid a crash just use the Emacs implementation for that function. -*/ + to avoid a crash just use the Emacs implementation for that function. */ #define BROKEN_GET_CURRENT_DIR_NAME 1 /* arch-tag: 38fe75ea-6aef-42bd-8449-bc34d921a562 |