Make git_oid_fromstrn support hex strings of odd length

Signed-off-by: J. David Ibáñez <jdavid.ibp@gmail.com>

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

The documentation is a bit misleading. The subsection name is always
case-sensitive, but with a [section.subsection] header, the subsection
is transformed to lowercase when the configuration is parsed.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

A missing if caused the function to return after the first want line
without capabilities.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

There was an off-by-one error that was uncovered when we used the
right length from git_buf.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

Fix networking on Windows

Otherwise MSVC doesn't know what we're talking about when we say
int32_t or int64_t.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

Winsock wants us to use closesocket() instead of close(), so introduce
the gitno_close function, which does the right thing.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

memset the structure on initialisation and don't try to dereference
the vector with the heads if we didn't find a repository.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

Windows wants us to initialise the networking DLL before we're allowed
to send data through a socket. Call WSASetup and WSACleanup if
GIT_WIN32 is defined.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

This is clearer and sidesteps the issue of what the return value of
snprintf is on the particular OS we're running on.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

config: Proper type declarations for 64 bit ints

Signed-off-by: J. David Ibáñez <jdavid.ibp@gmail.com>

Signed-off-by: J. David Ibáñez <jdavid.ibp@gmail.com>

This fixes issue #433.

Signed-off-by: J. David Ibáñez <jdavid.ibp@gmail.com>

If ExpandEnvironmentStringsW is successful, it returns the amount of
characters written, including the NUL terminator.

Thanks to Emeric for reading the MSDN documentation correctly.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

refs.c: fix reference_rename

6c8b458d removed an "unused" variable needed for git_hashtable_insert2(),
causing a segfault in reference_rename(). Instead, use
git_hashtable_insert().

Signed-off-by: schu <schu-github@schulog.org>

Take the opportunity to finish the comment about this function.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

Remove clutter from the CMakeLists file by disabling the warnings
programatically.

Really fix MSVC