X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Funexec.c;h=fae01622cd6989de9594db745c719d08f860712d;hb=280f8cbdb5aa187493e4c95c63e7cfabab9931cc;hp=06bb9306523df89d04d2c9c7723d87ac919bd05f;hpb=77dcef404dc78635f6ffa8f71a803d2bc7cc8921;p=chise%2Fxemacs-chise.git.1

diff --git a/src/unexec.c b/src/unexec.c
index 06bb930..fae0162 100644
--- a/src/unexec.c
+++ b/src/unexec.c
@@ -136,7 +136,7 @@ before writing it (above and beyond the number of bytes of actual
 program text).  HDR's standard fields are already correct, except that
 this adjustment to the `a_text' field has not yet been made;
 thus, the amount of offset can depend on the data in the file.
-  
+
 * A_TEXT_SEEK(HDR)
 
 If defined, this macro specifies the number of bytes to seek into the
@@ -186,19 +186,12 @@ pointer looks like an int) but not on all machines.
 #  undef _POSIX_SOURCE
 # endif
 
-# if defined(__lucid) && !defined(__STDC_EXTENDED__)
-#  define __STDC_EXTENDED__ 1
-# endif
-
 # include <stddef.h>
 # include <stdlib.h>
 # include <unistd.h>
 # include <string.h>
 # include <stddef.h>
-
-# ifdef __lucid
-#  include <sysent.h>
-# endif
+# include <errno.h>
 
 #endif
 
@@ -216,33 +209,7 @@ pointer looks like an int) but not on all machines.
 int need_coff_header = 1;
 #include <coff-encap/a.out.encap.h> /* The location might be a poor assumption */
 #else
-#ifdef MSDOS
-#if __DJGPP__ > 1
-#include <fcntl.h>  /* for O_RDONLY, O_RDWR */
-#endif
-#include <coff.h>
-#define filehdr external_filehdr
-#define scnhdr external_scnhdr
-#define syment external_syment
-#define auxent external_auxent
-#define n_numaux e_numaux
-#define n_type e_type
-struct aouthdr
-{
-  unsigned short	magic;	/* type of file				*/
-  unsigned short	vstamp;	/* version stamp			*/
-  unsigned long		tsize;	/* text size in bytes, padded to FW bdry*/
-  unsigned long		dsize;	/* initialized data "  "		*/
-  unsigned long		bsize;	/* uninitialized data "   "		*/
-  unsigned long		entry;	/* entry pt.				*/
-  unsigned long	 	text_start;/* base of text used for this file */
-  unsigned long	 	data_start;/* base of data used for this file */
-};
-
-
-#else /* not MSDOS */
 #include <a.out.h>
-#endif /* not MSDOS */
 #endif /* not COFF_ENCAPSULATE */
 
 /* Define getpagesize if the system does not.
@@ -373,14 +340,12 @@ static int pagemask;
 #include "lisp.h"
 
 static void
-report_error (file, fd)
-     CONST char *file;
-     int fd;
+report_error (const char *file, int fd)
 {
   if (fd)
     close (fd);
   report_file_error ("Cannot unexec",
-		     Fcons (build_ext_string (file, FORMAT_FILENAME), Qnil));
+		     Fcons (build_ext_string (file, Qfile_name), Qnil));
 }
 #endif /* emacs */
 
@@ -391,7 +356,7 @@ report_error (file, fd)
 static void
 report_error_1 (fd, msg, a1, a2)
      int fd;
-     CONST char *msg;
+     const char *msg;
      int a1, a2;
 {
   close (fd);
@@ -443,7 +408,7 @@ unexec (new_name, a_name, data_start, bss_start, entry_address)
     {
       close (new);
       /* unlink (new_name);	    	/ * Failed, unlink new a.out */
-      return -1;	
+      return -1;
     }
 
   close (new);
@@ -920,14 +885,6 @@ copy_text_and_data (int new, int a_out)
 
 #else /* COFF, but not USG_SHARED_LIBRARIES */
 
-#ifdef MSDOS
-#if __DJGPP__ >= 2
-  /* Dump the original table of exception handlers, not the one
-     where our exception hooks are registered.  */
-  __djgpp_exception_toggle ();
-#endif
-#endif
-
   lseek (new, (long) text_scnptr, 0);
   ptr = (char *) f_ohdr.text_start;
 #ifdef HEADER_INCL_IN_TEXT
@@ -942,13 +899,6 @@ copy_text_and_data (int new, int a_out)
   end = ptr + f_ohdr.dsize;
   write_segment (new, ptr, end);
 
-#ifdef MSDOS
-#if __DJGPP__ >= 2
-  /* Restore our exception hooks.  */
-  __djgpp_exception_toggle ();
-#endif
-#endif
-
 #endif /* USG_SHARED_LIBRARIES */
 
 #else /* if not COFF */
@@ -998,7 +948,7 @@ copy_text_and_data (int new, int a_out)
     char c;
     int mcount_address, mcount_offset, count;
     extern char *_execname;
-   
+
 
     /* The use of _execname is incompatible with RISCiX 1.1 */
     sprintf (command, "nm %s | fgrep mcount", _execname);
@@ -1018,7 +968,7 @@ copy_text_and_data (int new, int a_out)
     {
       sprintf (errbuf, "Failed to execute the command '%s'\n", command);
       PERROR (errbuf);
-    }  
+    }
 
     sscanf(address_text, "%x", &mcount_address);
     ptr = (char *) unexec_text_start;
@@ -1076,7 +1026,6 @@ write_segment (new, ptr, end)
 #if 0
   char buf[80];
 #endif
-  extern int errno;
   /* This is the normal amount to write at once.
      It is the size of block that NFS uses.  */
   int writesize = 1 << 13;
@@ -1231,11 +1180,7 @@ adjust_lnnoptrs (writedesc, readdesc, new_name)
   if (!lnnoptr || !f_hdr.f_symptr)
     return 0;
 
-#ifdef MSDOS
-  if ((new = writedesc) < 0)
-#else
   if ((new = open (new_name, O_RDWR)) < 0)
-#endif
     {
       PERROR (new_name);
       return -1;
@@ -1257,9 +1202,7 @@ adjust_lnnoptrs (writedesc, readdesc, new_name)
 	    }
 	}
     }
-#ifndef MSDOS
   close (new);
-#endif
   return 0;
 }