Alexandre Julliard : winedump: Avoid using mmap().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 82c44208b42583e0d1b3a34742da3d2d4c35b175
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=82c44208b42583e0d1b3a3474...

Author: Alexandre Julliard 
Date:   Wed Apr  3 15:49:04 2019 +0200

winedump: Avoid using mmap().

Signed-off-by: Alexandre Julliard

---

tools/winedump/dump.c | 19 +++----------------
 1 file changed, 3 insertions(+), 16 deletions(-)

diff --git a/tools/winedump/dump.c b/tools/winedump/dump.c
index f608075..85bc681 100644
--- a/tools/winedump/dump.c
+++ b/tools/winedump/dump.c
@@ -34,9 +34,6 @@
 #ifdef HAVE_SYS_STAT_H
 # include <sys/stat.h>
 #endif
-#ifdef HAVE_SYS_MMAN_H
-#include <sys/mman.h>
-#endif
 #include <fcntl.h>

#include "windef.h"
@@ -260,13 +257,8 @@ BOOL dump_analysis(const char *name, file_dumper fn, enum FileSig wanted_sig)
     if (fstat(fd, &s) < 0) fatal("Can't get size");
     dump_total_len = s.st_size;

-#ifdef HAVE_MMAP
-    if ((dump_base = mmap(NULL, dump_total_len, PROT_READ, MAP_PRIVATE, fd, 0)) == (void *)-1)
-#endif
-    {
-        if (!(dump_base = malloc( dump_total_len ))) fatal( "Out of memory" );
-        if ((unsigned long)read( fd, dump_base, dump_total_len ) != dump_total_len) fatal( "Cannot read file" );
-    }
+    if (!(dump_base = malloc( dump_total_len ))) fatal( "Out of memory" );
+    if ((unsigned long)read( fd, dump_base, dump_total_len ) != dump_total_len) fatal( "Cannot read file" );

printf("Contents of %s: %ld bytes\n\n", name, dump_total_len);

@@ -286,12 +278,7 @@ BOOL dump_analysis(const char *name, file_dumper fn, enum FileSig wanted_sig)
     }

if (ret) printf("Done dumping %s\n", name);
-#ifdef HAVE_MMAP
-    if (munmap(dump_base, dump_total_len) == -1)
-#endif
-    {
-        free( dump_base );
-    }
+    free( dump_base );
     close(fd);

return ret;