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Rename gitfakemmap to git_mmap.

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This minor cleanup was suggested by Johannes Schindelin.

The mmap is still fake in the sense that we don't support PROT_WRITE
or MAP_SHARED with external modification at all, but that hasn't
stopped us from using mmap() thoughout the Git code.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Shawn O. Pearce 2006-12-24 00:45:37 -05:00 committed by Junio C Hamano
parent 8dbc0fcef4
commit d6779124b9
2 changed files with 7 additions and 7 deletions
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6
compat/mmap.c
View File

@ -1,12 +1,12 @@
#include "../git-compat-util.h"
void *gitfakemmap(void *start, size_t length, int prot , int flags, int fd, off_t offset)
void *git_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset)
{
int n = 0;
off_t current_offset = lseek(fd, 0, SEEK_CUR);
if (start != NULL || !(flags & MAP_PRIVATE))
die("Invalid usage of gitfakemmap.");
die("Invalid usage of mmap when built with NO_MMAP");
if (lseek(fd, offset, SEEK_SET) < 0) {
errno = EINVAL;
@ -44,7 +44,7 @@ void *gitfakemmap(void *start, size_t length, int prot , int flags, int fd, off_
return start;
}
int gitfakemunmap(void *start, size_t length)
int git_munmap(void *start, size_t length)
{
free(start);
return 0;

8
git-compat-util.h
View File

@ -87,10 +87,10 @@ extern void set_warn_routine(void (*routine)(const char *warn, va_list params));
#define MAP_FAILED ((void*)-1)
#endif
#define mmap gitfakemmap
#define munmap gitfakemunmap
extern void *gitfakemmap(void *start, size_t length, int prot , int flags, int fd, off_t offset);
extern int gitfakemunmap(void *start, size_t length);
#define mmap git_mmap
#define munmap git_munmap
extern void *git_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset);
extern int git_munmap(void *start, size_t length);
#else /* NO_MMAP */