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author | Richard M. Stallman <rms@gnu.org> | 1996-04-10 03:48:14 +0000 |
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committer | Richard M. Stallman <rms@gnu.org> | 1996-04-10 03:48:14 +0000 |
commit | 0f09212a31c14f8333f2993639a59cd8cc561d5b (patch) | |
tree | 296c779a0d394a74be61c0baba9cece5c6a3dce6 | |
parent | 045826c39e41b41d4e28b7236b30528071a4831a (diff) | |
download | emacs-0f09212a31c14f8333f2993639a59cd8cc561d5b.tar.gz |
(DATA_START, TEXT_START, TEXT_END, _NAIVE_DOS_REGS)
(POSIX_SIGNALS): Define if DJGPP v2.
(LIBS_SYSTEM, chdir, NO_MODE_T, TEXT_START, NO_MATHERR)
(LOCALTIME_CACHE, tzset): Don't define if DJGPP v2.
-rw-r--r-- | src/s/msdos.h | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/src/s/msdos.h b/src/s/msdos.h index 1af7aa2cf15..cb454a3b52f 100644 --- a/src/s/msdos.h +++ b/src/s/msdos.h @@ -44,8 +44,6 @@ Boston, MA 02111-1307, USA. */ #ifdef __GO32__ #ifndef __DJGPP__ #define __DJGPP__ 1 /* V2 defines __DJGPP__ == 2 */ -#else -You lose; /* Emacs for DOS must be compiled with DJGPP V1 */ #endif #else You lose; /* Emacs for DOS must be compiled with DJGPP */ @@ -157,19 +155,37 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */ #define _setjmp setjmp #define _longjmp longjmp +#if __DJGPP__ < 2 + #define NO_MODE_T -/* New chdir () routine. */ +/* New chdir () routine. + DJGPP v2.0 and later doesn't need it because its chdir() does + set the drive itself. */ #ifdef chdir #undef chdir #endif #define chdir sys_chdir -#define LIBS_SYSTEM -lpc +#define LIBS_SYSTEM -lpc /* isn't required in DJGPP v2.0, either */ + +#endif /* __DJGPP__ < 2 */ + +#if __DJGPP__ > 1 + +#define DATA_START (&etext + 1) +#define TEXT_START &start +#define TEXT_END &etext + +#define _NAIVE_DOS_REGS + +#else /* not __DJGPP__ > 1 */ /* This somehow needs to be defined even though we use COFF. */ #define TEXT_START -1 +#endif /* not __DJGPP__ > 1 */ + #define ORDINARY_LINK /* command.com does not understand `...` so we define this. */ @@ -180,6 +196,7 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */ #define NULL_DEVICE "nul" #define EXEC_SUFFIXES ".exe:.com:.bat:" +#if __DJGPP__ < 2 #define O_RDONLY 0x0001 #define O_WRONLY 0x0002 #define O_RDWR 0x0004 @@ -189,10 +206,11 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */ #define O_APPEND 0x0800 #define O_TEXT 0x4000 #define O_BINARY 0x8000 +#define NO_MATHERR +#endif #define HAVE_INVERSE_HYPERBOLIC #define FLOAT_CHECK_DOMAIN -#define NO_MATHERR /* When $TERM is "internal" then this is substituted: */ #define INTERNAL_TERMINAL "pc|bios|IBM PC with colour display:\ @@ -210,8 +228,10 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */ #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP (_c_)) /* Call init_gettimeofday when TZ changes. */ +#if __DJGPP__ < 2 #define LOCALTIME_CACHE #define tzset init_gettimeofday +#endif /* bcopy under djgpp is quite safe */ #define GAP_USE_BCOPY @@ -221,6 +241,11 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */ /* Mode line description of a buffer's type. */ #define MODE_LINE_BINARY_TEXT(buf) (NILP(buf->buffer_file_type) ? "T" : "B") +/* Do we have POSIX signals? */ +#if __DJGPP__ > 1 +#define POSIX_SIGNALS +#endif + /* We have (the code to control) a mouse. */ #define HAVE_MOUSE |