Fossil

Check-in [37b69e7d]
Login
☰Home Timeline Docs ForumDownload

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Experimental support for using 'mman.h' when compiling for POSIX.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | withMman
Files: files | file ages | folders
SHA3-256: 37b69e7d0cdc8fe4cc11dd0208b8deb9c606cf9d1e34e850bc399a1d002e862c
User & Date: mistachkin 2018-03-17 20:31:26
Context
2018-03-17
20:51
Minor updates to the build system, et al, for 'mman.h' support. check-in: 14221882 user: mistachkin tags: withMman
20:31
Experimental support for using 'mman.h' when compiling for POSIX. check-in: 37b69e7d user: mistachkin tags: withMman
16:29
Update the build-in SQLite to the latest 3.23.0 alpha check-in: ea67a544 user: drh tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to Makefile.in. 

41
42
43
44
45
46
47

48
49
50
51
52
53
54

CFLAGS = @CFLAGS@
LIB =	@LDFLAGS@ @EXTRA_LDFLAGS@ @LIBS@
BCCFLAGS =	@CPPFLAGS@ @CFLAGS@
TCCFLAGS =	@EXTRA_CFLAGS@ @CPPFLAGS@ @CFLAGS@ -DHAVE_AUTOCONFIG_H -D_HAVE_SQLITE_CONFIG_H
INSTALLDIR = $(DESTDIR)@prefix@/bin
USE_SYSTEM_SQLITE = @USE_SYSTEM_SQLITE@
USE_LINENOISE = @USE_LINENOISE@

USE_SEE = @USE_SEE@
FOSSIL_ENABLE_MINIZ = @FOSSIL_ENABLE_MINIZ@

include $(SRCDIR)/main.mk

distclean: clean
	rm -f autoconfig.h config.log Makefile








>








41
42
43
44
45
46
47
48
49
50
51
52
53
54
55

CFLAGS = @CFLAGS@
LIB =	@LDFLAGS@ @EXTRA_LDFLAGS@ @LIBS@
BCCFLAGS =	@CPPFLAGS@ @CFLAGS@
TCCFLAGS =	@EXTRA_CFLAGS@ @CPPFLAGS@ @CFLAGS@ -DHAVE_AUTOCONFIG_H -D_HAVE_SQLITE_CONFIG_H
INSTALLDIR = $(DESTDIR)@prefix@/bin
USE_SYSTEM_SQLITE = @USE_SYSTEM_SQLITE@
USE_LINENOISE = @USE_LINENOISE@
USE_MMAN_H = @USE_MMAN_H@
USE_SEE = @USE_SEE@
FOSSIL_ENABLE_MINIZ = @FOSSIL_ENABLE_MINIZ@

include $(SRCDIR)/main.mk

distclean: clean
	rm -f autoconfig.h config.log Makefile

Changes to auto.def. 

13
14
15
16
17
18
19

20
21
22
23
24
25
26
..
38
39
40
41
42
43
44

45
46
47
48
49
50
51
...
139
140
141
142
143
144
145






146
147
148
149
150
151
152

    with-legacy-mv-rm=0  => {Enable legacy behavior for mv/rm (skip checkout files)}
    with-th1-docs=0      => {Enable TH1 for embedded documentation pages}
    with-th1-hooks=0     => {Enable TH1 hooks for commands and web pages}
    with-tcl:path        => {Enable Tcl integration, with Tcl in the specified path}
    with-tcl-stubs=0     => {Enable Tcl integration via stubs library mechanism}
    with-tcl-private-stubs=0
                         => {Enable Tcl integration via private stubs mechanism}

    with-see=0           => {Enable the SQLite Encryption Extension (SEE)}
    internal-sqlite=1    => {Don't use the internal SQLite, use the system one}
    static=0             => {Link a static executable}
    fusefs=1             => {Disable the Fuse Filesystem}
    fossil-debug=0       => {Build with fossil debugging enabled}
    no-opt=0             => {Build without optimization}
    json=0               => {Build with fossil JSON API enabled}
................................................................................
cc-check-progs tclsh

define EXTRA_CFLAGS "-Wall"
define EXTRA_LDFLAGS ""
define USE_SYSTEM_SQLITE 0
define USE_LINENOISE 0
define FOSSIL_ENABLE_MINIZ 0

define USE_SEE 0

# This procedure is a customized version of "cc-check-function-in-lib",
# that does not modify the LIBS variable.  Its use prevents prematurely
# pulling in libraries that will be added later anyhow (e.g. "-ldl").
proc check-function-in-lib {function libs {otherlibs {}}} {
    if {[string length $otherlibs]} {
................................................................................
    msg-result "Debugging support enabled"
}

if {[opt-bool no-opt]} {
    define CFLAGS {-g -O0 -Wall}
    msg-result "Builting without compiler optimization"
}







if {[opt-bool with-see]} {
    define-append EXTRA_CFLAGS -DUSE_SEE
    define USE_SEE 1
    msg-result "Enabling encryption support"
}









>







 







>







 







>
>
>
>
>
>








13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
..
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
...
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160

    with-legacy-mv-rm=0  => {Enable legacy behavior for mv/rm (skip checkout files)}
    with-th1-docs=0      => {Enable TH1 for embedded documentation pages}
    with-th1-hooks=0     => {Enable TH1 hooks for commands and web pages}
    with-tcl:path        => {Enable Tcl integration, with Tcl in the specified path}
    with-tcl-stubs=0     => {Enable Tcl integration via stubs library mechanism}
    with-tcl-private-stubs=0
                         => {Enable Tcl integration via private stubs mechanism}
    with-mman=0          => {Enable use of POSIX memory APIs from mman.h}
    with-see=0           => {Enable the SQLite Encryption Extension (SEE)}
    internal-sqlite=1    => {Don't use the internal SQLite, use the system one}
    static=0             => {Link a static executable}
    fusefs=1             => {Disable the Fuse Filesystem}
    fossil-debug=0       => {Build with fossil debugging enabled}
    no-opt=0             => {Build without optimization}
    json=0               => {Build with fossil JSON API enabled}
................................................................................
cc-check-progs tclsh

define EXTRA_CFLAGS "-Wall"
define EXTRA_LDFLAGS ""
define USE_SYSTEM_SQLITE 0
define USE_LINENOISE 0
define FOSSIL_ENABLE_MINIZ 0
define USE_MMAN_H 0
define USE_SEE 0

# This procedure is a customized version of "cc-check-function-in-lib",
# that does not modify the LIBS variable.  Its use prevents prematurely
# pulling in libraries that will be added later anyhow (e.g. "-ldl").
proc check-function-in-lib {function libs {otherlibs {}}} {
    if {[string length $otherlibs]} {
................................................................................
    msg-result "Debugging support enabled"
}

if {[opt-bool no-opt]} {
    define CFLAGS {-g -O0 -Wall}
    msg-result "Builting without compiler optimization"
}

if {[opt-bool with-mman]} {
    define-append EXTRA_CFLAGS -DUSE_MMAN_H
    define USE_MMAN_H 1
    msg-result "Enabling \"mman.h\" support"
}

if {[opt-bool with-see]} {
    define-append EXTRA_CFLAGS -DUSE_SEE
    define USE_SEE 1
    msg-result "Enabling encryption support"
}

Changes to src/util.c. 

15
16
17
18
19
20
21



22
23
24
25
26
27
28
..
89
90
91
92
93
94
95








96
97
98
99
100
101
102
...
107
108
109
110
111
112
113







114
115
116
117
118
119
120

**
*******************************************************************************
**
** This file contains code for miscellaneous utility routines.
*/
#include "config.h"
#include "util.h"




/*
** For the fossil_timer_xxx() family of functions...
*/
#ifdef _WIN32
# include <windows.h>
#else
................................................................................
  p = VirtualAlloc(NULL, pageSize, MEM_COMMIT|MEM_RESERVE, PAGE_READWRITE);
  if( p==NULL ){
    fossil_fatal("VirtualAlloc failed: %lu\n", GetLastError());
  }
  if( !VirtualLock(p, pageSize) ){
    fossil_fatal("VirtualLock failed: %lu\n", GetLastError());
  }








#else
  p = fossil_malloc(pageSize);
#endif
  fossil_secure_zero(p, pageSize);
  if( pN ) *pN = pageSize;
  return p;
}
................................................................................
#if defined(_WIN32)
  if( !VirtualUnlock(p, n) ){
    fossil_fatal("VirtualUnlock failed: %lu\n", GetLastError());
  }
  if( !VirtualFree(p, 0, MEM_RELEASE) ){
    fossil_fatal("VirtualFree failed: %lu\n", GetLastError());
  }







#else
  fossil_free(p);
#endif
}

/*
** This function implements a cross-platform "system()" interface.








>
>
>







 







>
>
>
>
>
>
>
>







 







>
>
>
>
>
>
>








15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
..
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
...
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138

**
*******************************************************************************
**
** This file contains code for miscellaneous utility routines.
*/
#include "config.h"
#include "util.h"
#if defined(USE_MMAN_H)
# include <sys/mman.h>
#endif

/*
** For the fossil_timer_xxx() family of functions...
*/
#ifdef _WIN32
# include <windows.h>
#else
................................................................................
  p = VirtualAlloc(NULL, pageSize, MEM_COMMIT|MEM_RESERVE, PAGE_READWRITE);
  if( p==NULL ){
    fossil_fatal("VirtualAlloc failed: %lu\n", GetLastError());
  }
  if( !VirtualLock(p, pageSize) ){
    fossil_fatal("VirtualLock failed: %lu\n", GetLastError());
  }
#elif defined(USE_MMAN_H)
  p = mmap(0, pageSize, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
  if( p==MAP_FAILED ){
    fossil_fatal("mmap failed: %d\n", errno);
  }
  if( mlock(p, pageSize) ){
    fossil_fatal("mlock failed: %d\n", errno);
  }
#else
  p = fossil_malloc(pageSize);
#endif
  fossil_secure_zero(p, pageSize);
  if( pN ) *pN = pageSize;
  return p;
}
................................................................................
#if defined(_WIN32)
  if( !VirtualUnlock(p, n) ){
    fossil_fatal("VirtualUnlock failed: %lu\n", GetLastError());
  }
  if( !VirtualFree(p, 0, MEM_RELEASE) ){
    fossil_fatal("VirtualFree failed: %lu\n", GetLastError());
  }
#elif defined(USE_MMAN_H)
  if( munlock(p, n) ){
    fossil_fatal("munlock failed: %d\n", errno);
  }
  if( munmap(p, n) ){
    fossil_fatal("munmap failed: %d\n", errno);
  }
#else
  fossil_free(p);
#endif
}

/*
** This function implements a cross-platform "system()" interface.

This page was generated in about 0.006s by Fossil 2.11 [cad57db96e] 2019-12-02 13:45:47