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make the mmap patch a bit nicer

This commit is contained in:
berkeviktor@aol.com 2010-08-14 05:43:34 +02:00
parent 0968466c22
commit 3d4e90367d
1 changed files with 16 additions and 14 deletions
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30
xchat-wdk.patch
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@ -384,7 +384,7 @@ diff -ruN --strip-trailing-cr xchat-wdk.orig/src/common/ssl.c xchat-wdk/src/comm
#ifndef HAVE_SNPRINTF
diff -ruN --strip-trailing-cr xchat-wdk.orig/src/common/text.c xchat-wdk/src/common/text.c
--- xchat-wdk.orig/src/common/text.c 2010-05-30 04:28:04 +0200
+++ xchat-wdk/src/common/text.c 2010-08-14 04:31:42 +0200
+++ xchat-wdk/src/common/text.c 2010-08-14 05:41:41 +0200
@@ -19,13 +19,11 @@
#include <stdlib.h>
#include <stdio.h>
@ -408,14 +408,11 @@ diff -ruN --strip-trailing-cr xchat-wdk.orig/src/common/text.c xchat-wdk/src/com
if (sess->text_scrollback == SET_DEFAULT)
{
@@ -296,9 +296,32 @@
@@ -296,9 +296,33 @@
if (fstat (fh, &statbuf) < 0)
return;
- map = mmap (NULL, statbuf.st_size, PROT_READ, MAP_PRIVATE, fh, 0);
- if (map == MAP_FAILED)
+ /* from http://osdir.com/ml/guile-devel-gnu/2009-04/msg00008.html */
+
+#ifdef WIN32
+ hFile = (HANDLE)_get_osfhandle(fh);
+ if (hFile == INVALID_HANDLE_VALUE)
+ {
@ -426,10 +423,10 @@ diff -ruN --strip-trailing-cr xchat-wdk.orig/src/common/text.c xchat-wdk/src/com
+ hMapFile = CreateFileMapping(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
+ if (hMapFile == INVALID_HANDLE_VALUE)
+ {
return;
+ return;
+ }
+
+ /* Select which portions of the file we need (entire file) */
+ /* Select which portions of the file we need */
+ map = (char *)MapViewOfFile(hMapFile, FILE_MAP_READ, 0, 0, 0);
+
+ if (map == NULL)
@ -437,20 +434,25 @@ diff -ruN --strip-trailing-cr xchat-wdk.orig/src/common/text.c xchat-wdk/src/com
+ CloseHandle(hMapFile);
+ return;
+ }
+ /*map = mmap (NULL, statbuf.st_size, PROT_READ, MAP_PRIVATE, fh, 0);
+ if (map == MAP_FAILED)
+ return;*/
+#else
map = mmap (NULL, statbuf.st_size, PROT_READ, MAP_PRIVATE, fh, 0);
if (map == MAP_FAILED)
return;
+#endif
end_map = map + statbuf.st_size;
@@ -349,7 +372,9 @@
@@ -349,7 +373,13 @@
/*EMIT_SIGNAL (XP_TE_GENMSG, sess, "*", buf, NULL, NULL, NULL, 0);*/
}
- munmap (map, statbuf.st_size);
+ /* munmap (map, statbuf.st_size); */
+#ifdef WIN32
+ CloseHandle(hMapFile);
+ CloseHandle(hFile);
+#else
munmap (map, statbuf.st_size);
+#endif
+
close (fh);
}