When pushing over the git protocol, pack-objects gives
progress reports about the pack being sent. If "push" is
given the --quiet flag, it now passes "-q" to pack-objects,
suppressing this output.
Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Some transports produce output even without "--verbose"
turned on. This provides a way to tell them to be more
quiet (whereas simply redirecting might lose error
messages).
Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* sb/parse-options:
prune-packed: migrate to parse-options
verify-pack: migrate to parse-options
verify-tag: migrate to parse-options
write-tree: migrate to parse-options
git-merge-base/git-show-branch --merge-base: Documentation and test
Currently, the documentation suggests that 'git merge-base -a' and 'git
show-branch --merge-base' are equivalent (in fact it claims that the
former cannot handle more than two revs).
Alas, the handling of more than two revs is very different. Document
this by tests and correct the documentation to reflect this.
Signed-off-by: Michael J Gruber <git@drmicha.warpmail.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Importing the popen2 module in Python-2.6 results in the
"DeprecationWarning: The popen2 module is deprecated. Use the
subprocess module." message. The module itself isn't used in fact, so
just removing it solves the problem.
Signed-off-by: Miklos Vajna <vmiklos@frugalware.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
run-command.c: squelch a "use before assignment" warning
i686-apple-darwin9-gcc-4.0.1 (GCC) 4.0.1 (Apple Inc. build 5490) compiler
(and probably others) mistakenly thinks variable failed_errno is used
before assigned. Work it around by giving it a fake initialization.
Signed-off-by: David Soria Parra <dsp@php.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
gitweb: fix 'Use of uninitialized value' error in href()
Equality between file_parent and file_name was being checked without a
preliminary check for existence of the parameters.
Fix by wrapping the equality check in appropriate if (defined ...),
rearranging the lines to prevent excessive length.
Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> Acked-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com> Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> Signed-off-by: Carlos R. Mafra <crmafra2@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Documentation: git-send-email: correct statement about standard ports
The current documentation states that servers typically listen on port
465 and calls this "ssmtp". While it's true that many mail servers use
port 465 for SSL smtp, this is non-standard, and hails from the days
before smtp and submission TLS support, that arrived in RFC2487 and
RFC3207. Port 465 is actually assigned by IANA for unrelated purposes,
and is mostly still used by mail servers today only to support Outlook
Express.
In any case, this patch helps the documentation better reflect both
standards and reality, while still helpfully mentioning ports numbers
that a user may wish to specify.
Signed-off-by: Wesley J. Landaker <wjl@icecavern.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Configuration values are expected to be quoted when they have leading or
trailing whitespace, but inner whitespace should be kept verbatim even if
the value is not quoted. This is already documented in git-config(1), but
the code caused inner whitespace to be collapsed to a single space,
breaking, for example, clones from a path that has two consecutive spaces
in it, as future fetches would only see a single space.
Reported-by: John te Bokkel <tanj.tanj@gmail.com> Signed-off-by: Björn Steinbrink <B.Steinbrink@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
When using git fast-export and git fast-import to rewrite the history
of a repository with large binary files, almost all of the time is
spent dealing with blobs. This is extremely inefficient if all we want
to do is rewrite the commits and tree structure. --no-data skips the
output of blobs and writes SHA-1s instead of marks, which provides a
massive speedup.
Signed-off-by: Geoffrey Irving <irving@naml.us> Signed-off-by: Junio C Hamano <gitster@pobox.com>
It is usually better to have positive options, to avoid confusing double
negations. However, sometimes it is desirable to show the negative option
in the help.
Introduce the flag PARSE_OPT_NEGHELP to do that.
Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
merge-recursive: don't segfault while handling rename clashes
When a branch moves A to B while the other branch created B (or moved C to
B), the code tried to rename one of them to B~something to preserve both
versions, and failed to register temporary resolution for the original
path B at stage#0 during virtual ancestor computation. This left the
index in unmerged state and caused a segfault.
A better solution is to merge these two versions of B's in place and use
the (potentially conflicting) result as the intermediate merge result in
the virtual ancestor.
lstat_cache: guard against full match of length of 'name' parameter
longest_path_match() in symlinks.c does exactly what it's name says,
but in some cases that match can be too long, since the
has_*_leading_path() functions assumes that the match will newer be as
long as the name string given to the function.
fix this by adding an extra if test which checks if the match length
is equal to the 'len' parameter.
Demonstrate bugs when a directory is replaced with a symlink
This test creates two directories, a/b and a/b-2, then replaces a/b with
a symlink to a/b-2, then merges that change into the 'baseline' commit,
which contains an unrelated change.
There are two bugs:
1. 'git checkout' incorrectly deletes work tree file a/b-2/d.
2. 'git merge' incorrectly deletes work tree file a/b-2/d.
The test goes on to create another branch in which a/b-2 is replaced
with a symlink to a/b (i.e., the reverse of what was done the first
time), and merge it into the 'baseline' commit.
There is a different bug:
3. The merge should be clean, but git reports a conflict.
Signed-off-by: James Pickens <james.e.pickens@intel.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
clean: require double -f options to nuke nested git repository and work tree
When you have an embedded git work tree in your work tree (be it
an orphaned submodule, or an independent checkout of an unrelated
project), "git clean -d -f" blindly descended into it and removed
everything. This is rarely what the user wants.
* hv/cvsps-tests:
t/t9600: remove exit after test_done
cvsimport: extend testcase about patchset order to contain branches
cvsimport: add test illustrating a bug in cvsps
Add a test of "git cvsimport"'s handling of tags and branches
Add some tests of git-cvsimport's handling of vendor branches
Test contents of entire cvsimported "master" tree contents
Use CVS's -f option if available (ignore user's ~/.cvsrc file)
Start a library for cvsimport-related tests
Add a reminder test case for a merge with F/D transition
The problem is that if a file was replaced with a directory containing
another file with the same content and mode, an attempt to merge it
with a branch descended from a commit before this F->D transition will
cause merge-recursive to break. It breaks even if there were no
conflicting changes on that other branch.
Originally reported by Anders Melchiorsen.
Signed-off-by: Alex Riesen <raa.lkml@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
The next major release will be 1.6.5, hopefully with a shorter cycle
than the 1.6.4 cycle. After that in 1.7.0 we can make potentially
backward incompatible changes if necessary.
request-pull: allow ls-remote to notice remote.$nickname.uploadpack
The location to pull from should be converted from the configured nickname
to URL in the message, but ls-remote should be fed the nickname so that
the command uses remote.$nickname.* variables, most notably "uploadpack".
Signed-off-by: Tom Grennan <tgrennan@redback.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-rerere.txt: Clarify ambiguity of the config variable
Use the less ambiguous
"set variable foo in order to enable bar"
rather than
"set variable foo to enable bar" which may trick users into
assuming that "enable" is a good value for "foo".
Signed-off-by: Michael J Gruber <git@drmicha.warpmail.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
"git svn gc" will not compress unhandled.log files if
Compress::Zlib is missing. However, leftover index files should
always be removed, so add a test for this behavior as well.
Signed-off-by: Eric Wong <normalperson@yhbt.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* en/fast-export:
fast-export: Document the fact that git-rev-list arguments are accepted
Add new fast-export testcases
fast-export: Add a --tag-of-filtered-object option for newly dangling tags
fast-export: Do parent rewriting to avoid dropping relevant commits
fast-export: Make sure we show actual ref names instead of "(null)"
fast-export: Omit tags that tag trees
fast-export: Set revs.topo_order before calling setup_revisions
* git://git.bogomips.org/git-svn:
git svn: make minimize URL more reliable over http(s)
git svn: avoid escaping '/' when renaming/copying files
t9142: stop httpd after the test
git svn: the branch command no longer needs the full path
git svn: revert default behavior for --minimize-url
git svn: add gc command
git svn: make minimize URL more reliable over http(s)
In addition to path-based restrictions, Subversion servers over
http(s) may have access controls implemented via the LimitExcept
directive in Apache. In some cases, LimitExcept may be
(arguably) misconfigured to not allow REPORT requests while
allowing OPTIONS and PROPFIND.
This caused problems with our existing minimize_url logic that
only issued OPTIONS and PROPFIND requests when connecting and
using SVN::Ra::get_latest_revnum. We now call SVN::Ra::get_log
if get_latest_revnum succeeds, resulting in a REPORT request
being sent. This will increase our chances of tripping access
controls before we start attempting to fetch history.
Disable asciidoc 8.4.1+ semantics for `{plus}` and friends
asciidoc 8.4.1 changed the semantics of inline backtick quoting so
that they disable parsing of inline constructs, i.e.,
Input: `{plus}`
Pre 8.4.1: +
Post 8.4.1: {plus}
Fix this by defining the asciidoc attribute 'no-inline-literal'
(which, per the 8.4.1 changelog, is the toggle to return to the old
behaviour) when under ASCIIDOC8.
Signed-off-by: Thomas Rast <trast@student.ethz.ch> Signed-off-by: Junio C Hamano <gitster@pobox.com>
git svn: avoid escaping '/' when renaming/copying files
Timothy Schaeffer reported the following:
> Git-svn has been giving me the following error for some time
> when calling "git svn dcommit":
>
> RA layer request failed: PROPFIND request failed on
> '/svn/stf/branches/dev/sw%2Fdpemu%2Finclude%2FNetCnxn.h': PROPFIND of
> '/svn/stf/branches/dev/sw%2Fdpemu%2Finclude%2FNetCnxn.h': 302 Found
> (https://oursvnrepo.net) at /usr/local/libexec/git-core/git-svn line 508
>
> This only occurred when git detected a rename or copy.
>
> Following the lead into git-svn.perl,
> and noticing that some of the '/'s in the path were hex-encoded
> and some were not,
> I changed the regex used to find chars
> to hex-encode in the relative part of the path
> to exclude '/'.
> It works, so far.
> I have included a patch.
While this has previous not been a problem in my experience,
newer versions of SVN may be stricter and this does not
introduce regressions in t9115.
git svn: the branch command no longer needs the full path
This was introduced in 0b2af457a49e3b00d47d556d5301934d27909db8
("Fix branch detection when repository root is inaccessible")
but reintroduced in the previous commit.
git svn: revert default behavior for --minimize-url
This reverts the --minimize-url behavior change that
appeared recently in commit 0b2af457a49e3b00d47d556d5301934d27909db8
("Fix branch detection when repository root is inaccessible").
However, we now allow the option to be turned off by allowing
"--no-minimize-url" so people with limited-access setups can
still take advantage of the fix in 0b2af457a49e3b00d47d556d5301934d27909db8.
Also document the behavior and default settings of minimize-url
in the manpage for the first time.
This introduces a temporary UI regression to allow t9141 to pass
that will be reverted (fixed) in the next commit.
The second and third tests of this script expected that Russian strings
are converted between ISO-8859-5 and Shift_JIS in the "blame --porcelain"
format output correctly.
Sure, many platforms may convert between such a combination, but that is
only because one of the base character set of Shift_JIS, JIS X 0208,
defines codepoints for Russian characters (among others); I do not think
anybody uses Shift_JIS when seriously writing Russian, and it is perfectly
understandable if iconv() libraries on some platforms fail converting
between this combination, as it does not matter in reality.
This patch changes the test to verify Japanese strings are converted
correctly between EUC-JP and Shift_JIS in the same procedure. The point
of the test is not about verifying the platform's iconv() library, but to
see if "git blame" makes correct iconv() library calls when it should.
We could instead use ISO-8859-5 and KOI8-R as the combination, because
they are both meant to represent Russian, in order to make this test
meaningful on more platforms, but we already use Shift_JIS vs EUC-JP
combinations to test other programs in our test suite, so this combination
is safer from the point of view of the portability. Besides, I do not
read nor write Russian; sorry ;-)
This change allows tests to pass on my (friend's) Solaris 5.11 box.
gitweb: Use light/dark for class names also in 'blame' view
Instead of using "light2" and "dark2" for class names in 'blame' view
(in place of "light" and "dark" classes in other places) to avoid
changing style on hover in 'blame' view while doing it for other views
(like 'shortlog'), use more advanced CSS, relying on the fact that
more specific selector wins.
While at it add a few comments to gitweb CSS file, and consolidate
some repeated info.
Signed-off-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
gitweb: Add author initials in 'blame' view, a la "git gui blame"
For example for "Junio C Hamano" initials would be "JH". Of course
initials are added (below shortened SHA-1 of blamed commit) only if
group of lines that blame the same commit has 2 or more lines in it.
Initials are extracted using i18n /\b([[:upper:]])\B/g regexp.
Additionally initials help to distinguish boundary commits, as they
use bold weight font too (in addition to shortened SHA-1 of commit).
Signed-off-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
gitweb: Mark commits with no "previous" in 'blame' view
Use "no-previous" class to mark blamed commits which do not have
"previous" header. Those are commits in which blamed file was created
(added); this includes boundary commits. This means that 'linenr'
link leads to blamed commit, not (one of) parent of blamed commit.
Therefore currently line number for such commit uses bold weight font
to denote this situation; the effect is subtle.
Use "multiple-previous" class in the opposite situation, where blamed
commit has multiple "previous" headers (is an evil merge). Currently
this class is not used for styling. In this situation 'linenr' link
leads to first of "previous" commits (first parent).
Signed-off-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
gitweb: Use "previous" header of git-blame -p in 'blame' view
Luben Tuikov changed 'lineno' link (line number link) from pointing to
'blame' view at given line at blamed commit, to the one at parent of
blamed commit in 244a70e (Blame "linenr" link jumps to previous state at
"orig_lineno", 2007-01-04).
This made it possible to do data mining using 'blame' view, by going
through history of a line using mentioned line number link.
Original implementation called "git rev-parse <commit>^" to find SHA-1
of a parent of a given commit once per each blamed line. In 39c19ce (gitweb: cache $parent_commit info in git_blame(),
2008-12-11)
this was improved so rev-parse was called once per each unique commit
in git-blame output. Alternate solution would be to relax validation
for 'hb' parameter by allowing extended SHA-1 syntax of the form
<rev>^ (perhaps redirecting to gitweb URL with <rev>^ resolved, in
practice moving call to rev-parse to 'the other side of link').
This solution had a bug that it didn't work for boundary commits.
Boundary commits don't have parents, so "git rev-parse <commit>^"
returned literal "<commit>^" (which didn't exists). Gitweb didn't
detect this situation and passed this result literally as 'hb'
parameter in 'linenr' link. Following such link currently gives
400 - Invalid hash base parameter
error; 'hb' parameter is restricted via validate_refname to correct
refnames and doesn't allow for extended SHA-1 syntax. This bug could
have been fixed alternatively by checking if commit is boundary commit,
or check if rev-parse result is unchanged (still ends in '^' prefix).
The solution employing rev-parse to find parent of commit had inherent
problem if blamed commit renamed file; then name of file would be
different in its parent. Solving this outside git-blame would be
difficult and costly (at least cost of additional fork for extra git
command).
Currently gitweb uses information in "previous" header, which was
introduced by Junio C Hamano in 96e1170 (blame: show "previous" information in
--porcelain/--incremental format, 2008-06-04)
This (currently undocumented) header has the following format:
"previous <sha1 of parent commit> <filename at parent>"
Using "previous" header solves both problem of performance and the
problem that blamed commit could have renaming blamed file.
Because "previous" header can be repeated for the same commit when
blamed commit is merge (has more than one parent), and we are
interested usually in _first_ parent, currently we store only first
value if blame header repeats. Using first parent (first "previous"
line) was what gitweb did before; without this change gitweb would use
last parent instead.
If there is no previous commit 'linenr' link points to blamed commit
and blamed filename, making it work correctly for boundary commits.
Acked-by: Luben Tuikov <ltuikov@yahoo.com> Signed-off-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Use "boundary" class to mark boundary commits, which currently results
in using bold weight font for SHA-1 of a commit (to be more exact for
all text in the first cell in row, that contains SHA-1 of a commit).
Detecting boundary commits is done by watching for "boundary" header
in "git blame -p" output. Because this header doesn't carry
additional data the regular expression for blame header fields
had to be slightly adjusted.
With current gitweb API only root (parentless) commits can be boundary
commits.
Signed-off-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Style for td.error was introduced in 1f1ab5f (gitweb: style done with
stylesheet, 2006-06-20) to replace inline style for errors in old
multi-column "git annotate" based 'blame' view. This view was then
since removed (replaced by "git-blame" based 'blame' view, with fewer
colums), making this style unused.
Make this style more generic by replacing td.error with .error to make
it apply to any element. It will be used in 'blame_incremental' view
to show error messages.
Signed-off-by: Jakub Narebski <jnareb@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* av/maint-config-reader:
After renaming a section, print any trailing variable definitions
Make section_name_match start on '[', and return the length on success
Show the presence of untracked files in the bash prompt.
Added the envvar GIT_PS1_SHOWUNTRACKEDFILES to 'git-completion.bash'.
When set to a nonempty value, then the char '%' will be shown next
to the branch name in the bash prompt.
Signed-off-by: Daniel Trstenjak <daniel.trstenjak@science-computing.de> Acked-by: Shawn O. Pearce <spearce@spearce.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* maint:
SunOS grep does not understand -C<n> nor -e
Fix export_marks() error handling.
git branch: clean up detached branch handling
git branch: avoid unnecessary object lookups
git branch: fix performance problem
do_one_ref(): null_sha1 check is not about broken ref
The first "grep -C1" test in t7002 does not pass on my SunOS-5.11-i86pc,
and that is not because our way to spawn external grep is broken, but
because the native grep does not understand -C<n>.
It turns out that Peff was also using this option himself because our
Makefile doesn't do that automatically. Brandon Casey uses SUNWspro
compiler without having to set this, and it turns out that the compiler
does not define preprocessor macro __unix__ which made him always use the
built-in grep, never an external one.
Let's be more explicit and say that we do not use external grep on Suns.
When you have grafts that pretend that a given commit has different
parents than the ones recorded in the commit object, it is dangerous
to let 'git repack' remove those hidden parents, as you can easily
remove the graft and end up with a broken repository.
So let's play it safe and keep those parent objects and everything
that is reachable by them, in addition to the grafted parents.
As this behavior can only be triggered by git pack-objects, and as that
command handles duplicate parents gracefully, we do not bother to cull
duplicated parents that may result by using both true and grafted
parents.
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Add a test showing that 'git repack' throws away grafted-away parents
Signed-off-by: Björn Steinbrink <B.Steinbrink@gmx.de> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Make the 'show detached branch info' a routine of its own. And in the
process, avoid the object lookup that is unnecessary if the current
branch isn't detached.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
'git branch' looks at _all_ the refs, and verifies them. Which means that
during cold-cache situations with a slow disk (and lots of tags, for
example) it can take several very annoying seconds (7.5s according to a
report by Carlos R. Mafra).
This avoids most of it by simply doing the filtering before looking up
the commits, by using the "raw" version of for_each_ref.
Reported-by: Carlos R. Mafra <crmafra2@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
git svn: fix shallow clone when upstream revision is too new
Thanks to Ka-Hing Cheung for the initial bug report and patch:
> git-svn uses $ra->get_latest_revnum to find out the latest
> revision, but that can be problematic, because get_latest_revnum
> returns the latest revnum in the entire repository, not
> restricted by whatever URL you used to construct $ra. So if you
> do git svn clone -r HEAD svn://blah/blah/trunk, it won't work if
> the latest checkin is in one of the branches (it will try to
> fetch a rev that doesn't exist in trunk, making the clone
> useless).
Relying on SVN::Core::INVALID_REVNUM (-1) as the "start"
argument to SVN::Ra::get_log() proved unreliable with http(s)
URLs so the result of SVN::Ra::get_latest_revnum() is used as
the "start" argument instead.
do_one_ref(): null_sha1 check is not about broken ref
f8948e2 (remote prune: warn dangling symrefs, 2009-02-08) introduced a
more dangerous variant of for_each_ref() family that skips the check for
dangling refs, but it also made another unrelated check optional by
mistake.
The check to see if a ref points at 0{40} is not about brokenness, but is
about a possible future plan to represent a deleted ref by writing 40 "0"
in a loose ref when there is a stale version of the same ref already in
.git/packed-refs, so that we can implement deletion of a ref without
having to rewrite the packed refs file excluding the ref being deleted.
This check has to live outside of the conditional.
configure.ac: properly unset NEEDS_SSL_WITH_CRYPTO when sha1 func is missing
The empty assignment NEEDS_SSL_WITH_CRYPTO= was mistakenly paired with the
assignment NEEDS_SSL_WITH_CRYPTO=YesPlease in the "action-if-found"
parameter of the AC_CHECK_LIB macro. The empty assignment was intended for
the "action-if-not-found" section, since in that case, the necessary sha1
hash function was not found and the internal sha1 implementation will be
used instead.
Signed-off-by: Brandon Casey <drafnel@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
---8<----
@@
expression *E;
@@
(
E ==
- 0
+ NULL
|
E !=
- 0
+ NULL
|
E =
- 0
+ NULL
)
@@
identifier f;
type T;
@@
T *f(...) {
<...
- return 0;
+ return NULL;
...>
}
--->8----
There are a lot more hits in compat/nedmallox and compat/regex but these
are borrowed code we rather do not want to maintain our own forks for,
and this patch refrains from touching them.
Signed-off-by: Pierre Habouzit <madcoder@debian.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
git stash: modernize use of "dashed" git-XXX calls
Replace remaining git-XXX calls with git XXX.
Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at> Acked-by: Nanako Shiraishi <nanako3@lavabit.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
configure.ac: rework/fix the NEEDS_RESOLV and NEEDS_LIBGEN tests
The "action" parameters for these two tests were supplied incorrectly for
the way the tests were implemented. The tests check whether a program
which calls hstrerror() or basename() successfully links when -lresolv or
-lgen are used, respectively. A successful linking would result in
NEEDS_RESOLV or NEEDS_LIBGEN being unset, and failure would result in
setting the respective variable.
Aside from that issue, the tests did not handle the case where neither
library was necessary for accessing the functions in question. So solve
both of these issues by re-working the two tests so that their form is like
the NEEDS_SOCKET test which attempts to link with just the c library, and
if it fails then assumes that the additional library is necessary and sets
the appropriate variable.
Also an entry in the config.mak.in file is necessary for the NEEDS_LIBGEN
variable to appear in the config.mak.autogen file with the value assigned
by the configure script. Without it, the generated shell script would
contain a snippet like this:
for ac_lib in ; do
...
which is incorrect.
Signed-off-by: Brandon Casey <drafnel@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>