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2008-06-23Windows: Implement gettimeofday().Libravatar Johannes Sixt1-1/+14
Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
2008-06-23Windows: Work around misbehaved rename().Libravatar Johannes Sixt1-0/+25
Windows's rename() is based on the MoveFile() API, which fails if the destination exists. Here we work around the problem by using MoveFileEx(). Furthermore, the posixly correct error is returned if the destination is a directory. The implementation is still slightly incomplete, however, because of the missing error code translation: We assume that the failure is due to permissions. Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
2008-06-23Windows: A minimal implemention of getpwuid().Libravatar Johannes Sixt1-0/+8
getpwuid() is implemented just enough that GIT does not issue errors. Since the information that it returns is not very useful, users are required to set up user.name and user.email configuration. All uses of getpwuid() are like getpwuid(getuid()), hence, the return value of getuid() is irrelevant and the uid parameter is not even looked at. Side note: getpwnam() is only used to resolve '~' and '~username' paths, which is an idiom not known on Windows, hence, we don't implement it. Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
2008-06-23Windows: Implement a wrapper of the open() function.Libravatar Johannes Sixt1-0/+20
The wrapper does two things: - Requests to open /dev/null are redirected to open the nul pseudo file. - A request to open a file that currently exists as a directory on Windows fails with EACCES; this is changed to EISDIR. Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
2008-06-23Windows: Treat Windows style path names.Libravatar Johannes Sixt1-0/+13
GIT's guts work with a forward slash as a path separators. We do not change that. Rather we make sure that only "normalized" paths enter the depths of the machinery. We have to translate backslashes to forward slashes in the prefix and in command line arguments. Fortunately, all of them are passed through functions in setup.c. A macro has_dos_drive_path() is defined that checks whether a path begins with a drive letter+colon combination. This predicate is always false on Unix. Another macro is_dir_sep() abstracts that a backslash is also a directory separator on Windows. Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
2008-06-22Add target architecture MinGW.Libravatar Johannes Sixt1-0/+57
With this change GIT can be compiled and linked using MinGW. Builtins that only read the repository such as the log family and grep already work. Simple stubs are provided for a number of functions that the Windows C runtime does not offer. They will be completed in later patches. However, a fix for the snprintf/vsnprintf replacement is applied here to avoid buffer overflows. Dmitry Kakurin pointed out that access(..., X_OK) would always fails on Vista and suggested the -D__USE_MINGW_ACCESS workaround. Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>