428
+ − 1 /* Synched up with: FSF 19.31. */
+ − 2
+ − 3 /* For building XEmacs under SunOS 4.1.* with static libraries. */
+ − 4
+ − 5 #ifndef _S_SUNOS4_H_
+ − 6 #define _S_SUNOS4_H_
+ − 7
+ − 8 #include "bsd4-2.h"
+ − 9
+ − 10 #ifndef SUNOS4
+ − 11 #define SUNOS4
+ − 12 #endif
+ − 13
+ − 14 #if 0 /* This may have been needed for an earlier version of Sun OS 4.
+ − 15 It seems to cause warnings in 4.0.3 and 4.1. */
+ − 16 #define O_NDELAY FNDELAY /* Non-blocking I/O (4.2 style) */
+ − 17 #endif
+ − 18
+ − 19 #ifdef NOT_C_CODE
+ − 20 /* The new sunOS unexec eliminates the need for a custom crt0.o, so we
+ − 21 can just let the compiler invoke the linker and don't have to guess
+ − 22 what options it might have passed it. */
+ − 23 # define ORDINARY_LINK
+ − 24 # define START_FILES
+ − 25 # define LD_CMD $(CC)
+ − 26 # ifndef LD_SWITCH_SYSTEM
+ − 27 # define LD_SWITCH_SYSTEM "-Bstatic"
+ − 28 # endif
+ − 29 # define UNEXEC "unexsunos4.o"
+ − 30 #endif /* NOT_C_CODE */
+ − 31
+ − 32 #define RUN_TIME_REMAP
+ − 33
+ − 34 /* these don't matter, but we have to define something to keep
+ − 35 sysdep.c from introducing bogus symbols */
+ − 36 #define TEXT_START 0
+ − 37 #define DATA_START 0
+ − 38
+ − 39 /* #### XEmacs: #define of SYSTEM_MALLOC removed. Is this OK? FSF says:
+ − 40
+ − 41 In SunOS 4.1, a static function called by tzsetwall reportedly
+ − 42 clears the byte just past an eight byte region it mallocs, corrupting
+ − 43 GNU malloc's memory pool. But Sun's malloc doesn't seem to mind. */
+ − 44
+ − 45 /* XEmacs: additions for proper prototyping. */
+ − 46 #ifndef NOT_C_CODE
+ − 47 #ifdef __STDC__
+ − 48 /* Sun's headers are categorically losing.
+ − 49 Mly uses broken-sun.h to get the protos for this, but lcc provides all
+ − 50 of the prototypes for the ANSI routines. So I'm just going to put the
+ − 51 protos of the non-ANSI routines that we use here (I guess that would
+ − 52 be things that are Posix but not ANSI?) You're in a maze of twisty
+ − 53 little standards, all alike...
+ − 54 */
+ − 55 /* Since lcc is not going to be heavily used anymore if it ever was, I'm
+ − 56 putting broken-sun.h back in. */
+ − 57 /* Since Gcc 2.8 appears to have fixed the problem, I'm conditionalizing */
+ − 58 /* this ugly hack. */
+ − 59
+ − 60 #if defined (__GNUC__)
+ − 61 #if defined (__GNUC_MINOR__)
+ − 62 #if ((__GNUC__ == 2) && (__GNUC_MINOR__ > 7)) || ((__GNUC__ > 2))
+ − 63 /* Don't include for gcc 2.8.0*/
+ − 64 #else
+ − 65 #include "../broken-sun.h"
+ − 66 #endif
+ − 67
+ − 68 #else /* __GNUC_MINOR__ is undefined */
+ − 69 #include "../broken-sun.h"
+ − 70 #endif
+ − 71
+ − 72 #else
+ − 73 /* Not GNU C */
+ − 74 #endif
+ − 75
+ − 76 extern char *strdup ();
+ − 77 extern char *ttyname (int);
+ − 78 extern void tzsetwall (void);
+ − 79 extern int getpagesize (void);
+ − 80
+ − 81 #include <memory.h>
+ − 82 #ifdef __SUNPRO_C
+ − 83 /* Suppress zillions of warnings from outdated SunOS4 prototypes */
+ − 84 /* Bother! Sun can't even get the arg types right. */
+ − 85 #include <string.h>
+ − 86 #define memset(a,b,c) memset((char*) (a), b, c)
+ − 87 #define memcpy(a,b,c) memcpy((char*) (a), (char*) (b), c)
+ − 88 #define memcmp(a,b,c) memcmp((char*) (a), (char*) (b), c)
+ − 89 #define memchr(a,b,c) memchr((char*) (a), b, c)
+ − 90 void * __builtin_alloca(int);
+ − 91 #ifdef HAVE_X_WINDOWS
+ − 92 #include <X11/Xlib.h>
+ − 93 #define XFree(p) XFree((char*)(p))
+ − 94 #endif /* X Windows */
+ − 95 #endif /* __SUNPRO_C */
+ − 96
+ − 97 #endif /* __STDC__ */
+ − 98
+ − 99 # ifdef __GNUC__
+ − 100 /* XEmacs addition: */
+ − 101 /* gcc has the bug that it claims to conform to the ANSI C standard
+ − 102 (which is what setting __STDC__ to 1 means) but does not necessarily
+ − 103 provide all of the library routines which the standard requires of a
+ − 104 conforming compiler -- such as memmove. The other Sun ANSI compilers
+ − 105 (Sun's acc and Lucid's lcc) do not have this bug. */
+ − 106 # define memmove(to, from, size) bcopy ((char *) (from), (char *) (to), (size))
+ − 107 /* We must define mkdir with this arg prototype
+ − 108 to match GCC's fixed stat.h. */
+ − 109 # define MKDIR_PROTOTYPE \
+ − 110 int mkdir (const char *dpath, unsigned short dmode)
+ − 111 # endif /* __GNUC__ */
+ − 112
551
+ − 113 /* ANSI C requires that realloc accept a null pointer argument,
+ − 114 but ancient implementations such as SunOS 4 don't allow this.
+ − 115 We redefine realloc here so that the source code can be written to
+ − 116 use the ANSI C API. */
+ − 117 #include <sys/types.h>
+ − 118 #ifdef __GNUC__
+ − 119 inline /* Suppress warning: realloc_accepting_nullptr defined but not used */
+ − 120 #endif
+ − 121 static void*
+ − 122 realloc_accepting_nullptr (void *ptr, size_t size)
+ − 123 {
+ − 124 extern char *realloc ();
+ − 125 extern char *malloc ();
+ − 126 return ptr ? (void *) realloc (ptr, size) : (void *) malloc (size);
+ − 127 }
+ − 128 #define realloc(ptr, size) realloc_accepting_nullptr (ptr, size)
+ − 129
428
+ − 130 #endif /* C_CODE */
+ − 131
+ − 132 #endif /* _S_SUNOS4_H_ */
