diff options
author | Chris Young <chris@unsatisfactorysoftware.co.uk> | 2012-06-07 20:29:22 +0100 |
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committer | Chris Young <chris@unsatisfactorysoftware.co.uk> | 2012-06-07 20:29:22 +0100 |
commit | c3f35902f3f951de5ce5193409f336ee45c682b6 (patch) | |
tree | e7329cc1496e676a65fb108bb9e830437e5ced7f /src/unix/map.c | |
parent | cada414a8044307b28f7a4c75986e5473bb4bc1c (diff) | |
parent | cddb8efe564738873a4cf9ac63b7976d74035ae9 (diff) | |
download | libgit2-c3f35902f3f951de5ce5193409f336ee45c682b6.tar.gz |
Merge remote-tracking branch 'source/development' into update-test
Merging main libgit2!
Conflicts:
CMakeLists.txt
src/unix/map.c
Diffstat (limited to 'src/unix/map.c')
-rw-r--r-- | src/unix/map.c | 44 |
1 files changed, 19 insertions, 25 deletions
diff --git a/src/unix/map.c b/src/unix/map.c index 1613152a0..65f4ac91c 100644 --- a/src/unix/map.c +++ b/src/unix/map.c @@ -1,3 +1,12 @@ +/* + * Copyright (C) 2009-2012 the libgit2 contributors + * + * This file is part of libgit2, distributed under the GNU GPL v2 with + * a Linking Exception. For full terms see the included COPYING file. + */ +#include <git2/common.h> + +#ifndef GIT_WIN32 #include "map.h" #ifndef __amigaos4__ @@ -5,19 +14,13 @@ #endif #include <errno.h> - -int git__mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offset) +int p_mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offset) { #ifndef __amigaos4__ int mprot = 0; int mflag = 0; - assert((out != NULL) && (len > 0)); - - if ((out == NULL) || (len == 0)) { - errno = EINVAL; - return git__throw(GIT_ERROR, "Failed to mmap. No map or zero length"); - } + GIT_MMAP_VALIDATE(out, len, prot, flags); out->data = NULL; out->len = 0; @@ -26,40 +29,31 @@ int git__mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t o mprot = PROT_WRITE; else if (prot & GIT_PROT_READ) mprot = PROT_READ; - else { - errno = EINVAL; - return git__throw(GIT_ERROR, "Failed to mmap. Invalid protection parameters"); - } if ((flags & GIT_MAP_TYPE) == GIT_MAP_SHARED) mflag = MAP_SHARED; else if ((flags & GIT_MAP_TYPE) == GIT_MAP_PRIVATE) mflag = MAP_PRIVATE; - if (flags & GIT_MAP_FIXED) { - errno = EINVAL; - return git__throw(GIT_ERROR, "Failed to mmap. FIXED not set"); + out->data = mmap(NULL, len, mprot, mflag, fd, offset); + if (!out->data || out->data == MAP_FAILED) { + giterr_set(GITERR_OS, "Failed to mmap. Could not write data"); + return -1; } - out->data = mmap(NULL, len, mprot, mflag, fd, offset); - if (!out->data || out->data == MAP_FAILED) - return git__throw(GIT_EOSERR, "Failed to mmap. Could not write data"); out->len = len; #endif - return GIT_SUCCESS; + return 0; } -int git__munmap(git_map *map) +int p_munmap(git_map *map) { #ifndef __amigaos4__ assert(map != NULL); - - if (!map) - return git__throw(GIT_ERROR, "Failed to munmap. Map does not exist"); - munmap(map->data, map->len); #endif - return GIT_SUCCESS; + return 0; } +#endif |