Merge remote-tracking branch 'upstream/master' into pks/conditional-includes

.travis.yml

@@ -27,7 +27,7 @@ addons:
  apt:
   sources:
    - sourceline: 'deb http://libgit2deps.edwardthomson.com trusty libgit2deps'
-     key_url: 'https://pgp.mit.edu/pks/lookup?op=get&search=0x5656187599131CD5'
+     key_url: 'https://www.edwardthomson.com/keys/ethomson@libgit2.org'
   packages:
    cmake
    curl

CHANGELOG.md

@@ -6,6 +6,10 @@ v0.26 + 1
 * Improved `p_unlink` in `posix_w32.c` to try and make a file writable
   before sleeping in the retry loop to prevent unnecessary calls to sleep.
 
+* Writing to a configuration file now preserves the case of the key given by the
+  caller for the case-insensitive portions of the key (existing sections are
+  used even if they don't match).
+
 ### API additions
 
 * `git_remote_create_detached()` creates a remote that is not associated

CMakeLists.txt

@@ -14,12 +14,12 @@
 PROJECT(libgit2 C)
 CMAKE_MINIMUM_REQUIRED(VERSION 2.8.11)
 CMAKE_POLICY(SET CMP0015 NEW)
-IF (CMAKE_VERSION VERSION_GREATER 3.0)
+IF (NOT CMAKE_VERSION VERSION_LESS 3.1)
 	CMAKE_POLICY(SET CMP0051 NEW)
 ENDIF()
 
 # Add find modules to the path
-SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
+SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${libgit2_SOURCE_DIR}/cmake/Modules/")
 
 INCLUDE(CheckLibraryExists)
 INCLUDE(CheckFunctionExists)
@@ -125,7 +125,7 @@ FUNCTION(IDE_SPLIT_SOURCES target)
 		GET_TARGET_PROPERTY(sources ${target} SOURCES)
 		FOREACH(source ${sources})
 			IF(source MATCHES ".*/")
-				STRING(REPLACE ${CMAKE_SOURCE_DIR}/ "" rel ${source})
+				STRING(REPLACE ${libgit2_SOURCE_DIR}/ "" rel ${source})
 				IF(rel)
 					STRING(REGEX REPLACE "/([^/]*)$" "" rel ${rel})
 					IF(rel)
@@ -138,14 +138,14 @@ FUNCTION(IDE_SPLIT_SOURCES target)
 	ENDIF()
 ENDFUNCTION()
 
-FILE(STRINGS "${CMAKE_SOURCE_DIR}/include/git2/version.h" GIT2_HEADER REGEX "^#define LIBGIT2_VERSION \"[^\"]*\"$")
+FILE(STRINGS "${libgit2_SOURCE_DIR}/include/git2/version.h" GIT2_HEADER REGEX "^#define LIBGIT2_VERSION \"[^\"]*\"$")
 
 STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"([0-9]+).*$" "\\1" LIBGIT2_VERSION_MAJOR "${GIT2_HEADER}")
 STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"[0-9]+\\.([0-9]+).*$" "\\1" LIBGIT2_VERSION_MINOR  "${GIT2_HEADER}")
 STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"[0-9]+\\.[0-9]+\\.([0-9]+).*$" "\\1" LIBGIT2_VERSION_REV "${GIT2_HEADER}")
 SET(LIBGIT2_VERSION_STRING "${LIBGIT2_VERSION_MAJOR}.${LIBGIT2_VERSION_MINOR}.${LIBGIT2_VERSION_REV}")
 
-FILE(STRINGS "${CMAKE_SOURCE_DIR}/include/git2/version.h" GIT2_HEADER_SOVERSION REGEX "^#define LIBGIT2_SOVERSION [0-9]+$")
+FILE(STRINGS "${libgit2_SOURCE_DIR}/include/git2/version.h" GIT2_HEADER_SOVERSION REGEX "^#define LIBGIT2_SOVERSION [0-9]+$")
 STRING(REGEX REPLACE "^.*LIBGIT2_SOVERSION ([0-9]+)$" "\\1" LIBGIT2_SOVERSION "${GIT2_HEADER_SOVERSION}")
 
 # Platform specific compilation flags
@@ -225,6 +225,10 @@ IF (MSVC)
 	SET(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}")
 	SET(CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL "${CMAKE_EXE_LINKER_FLAGS_MINSIZEREL}")
 ELSE ()
+	IF (NOT BUILD_SHARED_LIBS)
+		SET(CMAKE_FIND_LIBRARY_SUFFIXES ".a")
+	ENDIF()
+
 	IF (ENABLE_REPRODUCIBLE_BUILDS)
 		SET(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Dqc <TARGET> <LINK_FLAGS> <OBJECTS>")
 		SET(CMAKE_C_ARCHIVE_APPEND "<CMAKE_AR> Dq  <TARGET> <LINK_FLAGS> <OBJECTS>")

PROJECTS.md

@@ -36,10 +36,6 @@ These are good small projects to get started with libgit2.
       trick to this one will be doing it in a manner that is clean and
       simple, but still handles the various cases correctly (e.g. `-B/70%`
       is apparently a legal setting).
-    * Implement the `--log-size` option for `examples/log.c`. I think all
-      the data is available, you would just need to add the code into the
-      `print_commit()` routine (along with a way of passing the option
-      into that function).
     * As an extension to the matching idea for `examples/log.c`, add the
       `-i` option to use `strcasestr()` for matches.
     * For `examples/log.c`, implement the `--first-parent` option now that

deps/winhttp/CMakeLists.txt

@@ -3,7 +3,7 @@ IF (NOT DLLTOOL)
 	MESSAGE(FATAL_ERROR "Could not find dlltool command")
 ENDIF ()
 
-SET(LIBWINHTTP_PATH "${CMAKE_BINARY_DIR}/deps/winhttp")
+SET(LIBWINHTTP_PATH "${libgit2_BINARY_DIR}/deps/winhttp")
 SET(LIBWINHTTP_PATH ${LIBWINHTTP_PATH} PARENT_SCOPE)
 FILE(MAKE_DIRECTORY ${LIBWINHTTP_PATH})
 

examples/.gitignore

-general
-showindex
-diff
-rev-list
-blame
-cat-file
-init
-log
-rev-parse
-remote
-status
-tag
-for-each-ref
-describe
-*.dSYM

examples/Makefile

-.PHONY: all
-
-CC = gcc
-CFLAGS = -g -I../include -I../src -Wall -Wextra -Wmissing-prototypes -Wno-missing-field-initializers
-LFLAGS = -L../build -lgit2 -lz
-APPS = general showindex diff rev-list cat-file status log rev-parse init blame tag remote
-APPS += for-each-ref
-APPS += describe
-
-all: $(APPS)
-
-% : %.c
-	$(CC) -o $@ common.c $(CFLAGS) $< $(LFLAGS)
-
-clean:
-	$(RM) $(APPS)
-	$(RM) -r *.dSYM

examples/log.c

@@ -50,6 +50,7 @@ static int add_revision(struct log_state *s, const char *revstr);
 /** log_options holds other command line options that affect log output */
 struct log_options {
 	int show_diff;
+	int show_log_size;
 	int skip, limit;
 	int min_parents, max_parents;
 	git_time_t before;
@@ -63,7 +64,7 @@ struct log_options {
 static int parse_options(
 	struct log_state *s, struct log_options *opt, int argc, char **argv);
 static void print_time(const git_time *intime, const char *prefix);
-static void print_commit(git_commit *commit);
+static void print_commit(git_commit *commit, struct log_options *opts);
 static int match_with_parent(git_commit *commit, int i, git_diff_options *);
 
 /** utility functions for filtering */
@@ -148,7 +149,7 @@ int main(int argc, char *argv[])
 			break;
 		}
 
-		print_commit(commit);
+		print_commit(commit, &opt);
 
 		if (opt.show_diff) {
 			git_tree *a = NULL, *b = NULL;
@@ -337,7 +338,7 @@ static void print_time(const git_time *intime, const char *prefix)
 }
 
 /** Helper to print a commit object. */
-static void print_commit(git_commit *commit)
+static void print_commit(git_commit *commit, struct log_options *opts)
 {
 	char buf[GIT_OID_HEXSZ + 1];
 	int i, count;
@@ -347,6 +348,10 @@ static void print_commit(git_commit *commit)
 	git_oid_tostr(buf, sizeof(buf), git_commit_id(commit));
 	printf("commit %s\n", buf);
 
+	if (opts->show_log_size) {
+		printf("log size %d\n", (int)strlen(git_commit_message(commit)));
+	}
+
 	if ((count = (int)git_commit_parentcount(commit)) > 1) {
 		printf("Merge:");
 		for (i = 0; i < count; ++i) {
@@ -470,6 +475,8 @@ static int parse_options(
 			/** Found valid --min_parents. */;
 		else if (!strcmp(a, "-p") || !strcmp(a, "-u") || !strcmp(a, "--patch"))
 			opt->show_diff = 1;
+		else if (!strcmp(a, "--log-size"))
+			opt->show_log_size = 1;
 		else
 			usage("Unsupported argument", a);
 	}

src/CMakeLists.txt

@@ -2,7 +2,10 @@ IF(DEBUG_POOL)
 	SET(GIT_DEBUG_POOL 1)
 ENDIF()
 
-SET(LIBGIT2_OBJECTS "")
+# Add the features.h file as a dummy. This is required for Xcode
+# to successfully build the libgit2 library when using only
+# object libraries.
+SET(LIBGIT2_OBJECTS "${CMAKE_CURRENT_BINARY_DIR}/git2/sys/features.h")
 
 # This variable will contain the libraries we need to put into
 # libgit2.pc's Requires.private. That is, what we're linking to or
@@ -15,8 +18,8 @@ SET(LIBGIT2_PC_LIBS "")
 
 SET(LIBGIT2_INCLUDES
 	"${CMAKE_CURRENT_BINARY_DIR}"
-	"${CMAKE_SOURCE_DIR}/src"
-	"${CMAKE_SOURCE_DIR}/include")
+	"${libgit2_SOURCE_DIR}/src"
+	"${libgit2_SOURCE_DIR}/include")
 SET(LIBGIT2_LIBS "")
 SET(LIBGIT2_LIBDIRS "")
 
@@ -126,9 +129,9 @@ IF (WIN32 AND WINHTTP)
 	# Since MinGW does not come with headers or an import library for winhttp,
 	# we have to include a private header and generate our own import library
 	IF (MINGW)
-		ADD_SUBDIRECTORY("${CMAKE_SOURCE_DIR}/deps/winhttp" "${CMAKE_BINARY_DIR}/deps/winhttp")
+		ADD_SUBDIRECTORY("${libgit2_SOURCE_DIR}/deps/winhttp" "${libgit2_BINARY_DIR}/deps/winhttp")
 		LIST(APPEND LIBGIT2_LIBS winhttp)
-		LIST(APPEND LIBGIT2_INCLUDES "${CMAKE_SOURCE_DIR}/deps/winhttp")
+		LIST(APPEND LIBGIT2_INCLUDES "${libgit2_SOURCE_DIR}/deps/winhttp")
 		LIST(APPEND LIBGIT2_LIBDIRS ${LIBWINHTTP_PATH})
 	ELSE()
 		LIST(APPEND LIBGIT2_LIBS "winhttp")
@@ -181,8 +184,8 @@ ENDIF()
 
 # Include POSIX regex when it is required
 IF(WIN32 OR AMIGA OR CMAKE_SYSTEM_NAME MATCHES "(Solaris|SunOS)")
-	ADD_SUBDIRECTORY("${CMAKE_SOURCE_DIR}/deps/regex" "${CMAKE_BINARY_DIR}/deps/regex")
-	LIST(APPEND LIBGIT2_INCLUDES "${CMAKE_SOURCE_DIR}/deps/regex")
+	ADD_SUBDIRECTORY("${libgit2_SOURCE_DIR}/deps/regex" "${libgit2_BINARY_DIR}/deps/regex")
+	LIST(APPEND LIBGIT2_INCLUDES "${libgit2_SOURCE_DIR}/deps/regex")
 	LIST(APPEND LIBGIT2_OBJECTS $<TARGET_OBJECTS:regex>)
 ENDIF()
 
@@ -194,8 +197,8 @@ IF (USE_EXT_HTTP_PARSER AND HTTP_PARSER_FOUND AND HTTP_PARSER_VERSION_MAJOR EQUA
 	LIST(APPEND LIBGIT2_PC_LIBS "-lhttp_parser")
 ELSE()
 	MESSAGE(STATUS "http-parser version 2 was not found or disabled; using bundled 3rd-party sources.")
-	ADD_SUBDIRECTORY("${CMAKE_SOURCE_DIR}/deps/http-parser" "${CMAKE_BINARY_DIR}/deps/http-parser")
-	LIST(APPEND LIBGIT2_INCLUDES "${CMAKE_SOURCE_DIR}/deps/http-parser")
+	ADD_SUBDIRECTORY("${libgit2_SOURCE_DIR}/deps/http-parser" "${libgit2_BINARY_DIR}/deps/http-parser")
+	LIST(APPEND LIBGIT2_INCLUDES "${libgit2_SOURCE_DIR}/deps/http-parser")
 	LIST(APPEND LIBGIT2_OBJECTS "$<TARGET_OBJECTS:http-parser>")
 ENDIF()
 
@@ -212,8 +215,8 @@ IF (ZLIB_FOUND)
 	ENDIF()
 ELSE()
 	MESSAGE(STATUS "zlib was not found; using bundled 3rd-party sources." )
-	ADD_SUBDIRECTORY("${CMAKE_SOURCE_DIR}/deps/zlib" "${CMAKE_BINARY_DIR}/deps/zlib")
-	LIST(APPEND LIBGIT2_INCLUDES "${CMAKE_SOURCE_DIR}/deps/zlib")
+	ADD_SUBDIRECTORY("${libgit2_SOURCE_DIR}/deps/zlib" "${libgit2_BINARY_DIR}/deps/zlib")
+	LIST(APPEND LIBGIT2_INCLUDES "${libgit2_SOURCE_DIR}/deps/zlib")
 	LIST(APPEND LIBGIT2_OBJECTS $<TARGET_OBJECTS:zlib>)
 ENDIF()
 
@@ -296,9 +299,9 @@ ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=64)
 
 # Collect sourcefiles
 FILE(GLOB SRC_H
-	"${CMAKE_SOURCE_DIR}/include/git2.h"
-	"${CMAKE_SOURCE_DIR}/include/git2/*.h"
-	"${CMAKE_SOURCE_DIR}/include/git2/sys/*.h")
+	"${libgit2_SOURCE_DIR}/include/git2.h"
+	"${libgit2_SOURCE_DIR}/include/git2/*.h"
+	"${libgit2_SOURCE_DIR}/include/git2/sys/*.h")
 
 # On Windows use specific platform sources
 IF (WIN32 AND NOT CYGWIN)
@@ -343,7 +346,7 @@ IF (${CMAKE_VERSION} VERSION_LESS 2.8.12)
 ELSE()
 	TARGET_INCLUDE_DIRECTORIES(git2internal
 	    PRIVATE ${LIBGIT2_INCLUDES}
-	    PUBLIC ${CMAKE_SOURCE_DIR}/include)
+	    PUBLIC ${libgit2_SOURCE_DIR}/include)
 ENDIF()
 
 SET(LIBGIT2_OBJECTS ${LIBGIT2_OBJECTS} PARENT_SCOPE)
@@ -356,9 +359,9 @@ LINK_DIRECTORIES(${LIBGIT2_LIBDIRS})
 ADD_LIBRARY(git2 ${WIN_RC} ${LIBGIT2_OBJECTS})
 TARGET_LINK_LIBRARIES(git2 ${LIBGIT2_LIBS})
 
-SET_TARGET_PROPERTIES(git2 PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
-SET_TARGET_PROPERTIES(git2 PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
-SET_TARGET_PROPERTIES(git2 PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+SET_TARGET_PROPERTIES(git2 PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${libgit2_BINARY_DIR})
+SET_TARGET_PROPERTIES(git2 PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${libgit2_BINARY_DIR})
+SET_TARGET_PROPERTIES(git2 PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${libgit2_BINARY_DIR})
 
 # Workaround for Cmake bug #0011240 (see http://public.kitware.com/Bug/view.php?id=11240)
 # Win64+MSVC+static libs = linker error
@@ -379,7 +382,7 @@ IF (SONAME)
 	ENDIF()
 ENDIF()
 STRING(REPLACE ";" " " LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS}")
-CONFIGURE_FILE(${CMAKE_SOURCE_DIR}/libgit2.pc.in ${CMAKE_BINARY_DIR}/libgit2.pc @ONLY)
+CONFIGURE_FILE(${libgit2_SOURCE_DIR}/libgit2.pc.in ${libgit2_BINARY_DIR}/libgit2.pc @ONLY)
 
 IF (MSVC_IDE)
    # Precompiled headers
@@ -393,6 +396,6 @@ INSTALL(TARGETS git2
 	LIBRARY DESTINATION ${LIB_INSTALL_DIR}
 	ARCHIVE DESTINATION ${LIB_INSTALL_DIR}
 )
-INSTALL(FILES ${CMAKE_BINARY_DIR}/libgit2.pc DESTINATION ${LIB_INSTALL_DIR}/pkgconfig )
-INSTALL(DIRECTORY ${CMAKE_SOURCE_DIR}/include/git2 DESTINATION ${INCLUDE_INSTALL_DIR} )
-INSTALL(FILES ${CMAKE_SOURCE_DIR}/include/git2.h DESTINATION ${INCLUDE_INSTALL_DIR} )
+INSTALL(FILES ${libgit2_BINARY_DIR}/libgit2.pc DESTINATION ${LIB_INSTALL_DIR}/pkgconfig )
+INSTALL(DIRECTORY ${libgit2_SOURCE_DIR}/include/git2 DESTINATION ${INCLUDE_INSTALL_DIR} )
+INSTALL(FILES ${libgit2_SOURCE_DIR}/include/git2.h DESTINATION ${INCLUDE_INSTALL_DIR} )

src/config_file.c

@@ -121,7 +121,7 @@ typedef struct {
 } diskfile_readonly_backend;
 
 static int config_read(git_strmap *values, const git_repository *repo, struct config_file *file, git_config_level_t level, int depth);
-static int config_write(diskfile_backend *cfg, const char *key, const regex_t *preg, const char *value);
+static int config_write(diskfile_backend *cfg, const char *orig_key, const char *key, const regex_t *preg, const char *value);
 static char *escape_value(const char *ptr);
 
 int git_config_file__snapshot(git_config_backend **out, diskfile_backend *in);
@@ -515,7 +515,7 @@ static int config_set(git_config_backend *cfg, const char *name, const char *val
 		GITERR_CHECK_ALLOC(esc_value);
 	}
 
-	if ((ret = config_write(b, key, NULL, esc_value)) < 0)
+	if ((ret = config_write(b, name, key, NULL, esc_value)) < 0)
 		goto out;
 
 	ret = config_refresh(cfg);
@@ -593,7 +593,7 @@ static int config_set_multivar(
 	}
 
 	/* If we do have it, set call config_write() and reload */
-	if ((result = config_write(b, key, &preg, value)) < 0)
+	if ((result = config_write(b, name, key, &preg, value)) < 0)
 		goto out;
 
 	result = config_refresh(cfg);
@@ -643,7 +643,7 @@ static int config_delete(git_config_backend *cfg, const char *name)
 		return -1;
 	}
 
-	if ((result = config_write(b, var->entry->name, NULL, NULL)) < 0)
+	if ((result = config_write(b, name, var->entry->name, NULL, NULL)) < 0)
 		return result;
 
 	return config_refresh(cfg);
@@ -684,7 +684,7 @@ static int config_delete_multivar(git_config_backend *cfg, const char *name, con
 		goto out;
 	}
 
-	if ((result = config_write(b, key, &preg, NULL)) < 0)
+	if ((result = config_write(b, name, key, &preg, NULL)) < 0)
 		goto out;
 
 	result = config_refresh(cfg);
@@ -1866,7 +1866,9 @@ struct write_data {
 	git_buf buffered_comment;
 	unsigned int in_section : 1,
 		preg_replaced : 1;
+	const char *orig_section;
 	const char *section;
+	const char *orig_name;
 	const char *name;
 	const regex_t *preg;
 	const char *value;
@@ -1894,7 +1896,7 @@ static int write_value(struct write_data *write_data)
 
 	q = quotes_for_value(write_data->value);
 	result = git_buf_printf(write_data->buf,
-		"\t%s = %s%s%s\n", write_data->name, q, write_data->value, q);
+		"\t%s = %s%s%s\n", write_data->orig_name, q, write_data->value, q);
 
 	/* If we are updating a single name/value, we're done.  Setting `value`
 	 * to `NULL` will prevent us from trying to write it again later (in
@@ -2025,7 +2027,7 @@ static int write_on_eof(
 	if ((!write_data->preg || !write_data->preg_replaced) && write_data->value) {
 		/* write the section header unless we're already in it */
 		if (!current_section || strcmp(current_section, write_data->section))
-			result = write_section(write_data->buf, write_data->section);
+			result = write_section(write_data->buf, write_data->orig_section);
 
 		if (!result)
 			result = write_value(write_data);
@@ -2037,10 +2039,10 @@ static int write_on_eof(
 /*
  * This is pretty much the parsing, except we write out anything we don't have
  */
-static int config_write(diskfile_backend *cfg, const char *key, const regex_t *preg, const char* value)
+static int config_write(diskfile_backend *cfg, const char *orig_key, const char *key, const regex_t *preg, const char* value)
 {
 	int result;
-	char *section, *name, *ldot;
+	char *orig_section, *section, *orig_name, *name, *ldot;
 	git_filebuf file = GIT_FILEBUF_INIT;
 	git_buf buf = GIT_BUF_INIT;
 	struct reader reader;
@@ -2080,18 +2082,27 @@ static int config_write(diskfile_backend *cfg, const char *key, const regex_t *p
 	ldot = strrchr(key, '.');
 	name = ldot + 1;
 	section = git__strndup(key, ldot - key);
+	GITERR_CHECK_ALLOC(section);
+
+	ldot = strrchr(orig_key, '.');
+	orig_name = ldot + 1;
+	orig_section = git__strndup(orig_key, ldot - orig_key);
+	GITERR_CHECK_ALLOC(orig_section);
 
 	write_data.buf = &buf;
 	git_buf_init(&write_data.buffered_comment, 0);
+	write_data.orig_section = orig_section;
 	write_data.section = section;
 	write_data.in_section = 0;
 	write_data.preg_replaced = 0;
+	write_data.orig_name = orig_name;
 	write_data.name = name;
 	write_data.preg = preg;
 	write_data.value = value;
 
 	result = config_parse(&reader, write_on_section, write_on_variable, write_on_comment, write_on_eof, &write_data);
 	git__free(section);
+	git__free(orig_section);
 	git_buf_free(&write_data.buffered_comment);
 
 	if (result < 0) {

src/transports/smart_protocol.c

@@ -273,7 +273,7 @@ static int fetch_setup_walk(git_revwalk **out, git_repository *repo)
 	git_revwalk *walk = NULL;
 	git_strarray refs;
 	unsigned int i;
-	git_reference *ref;
+	git_reference *ref = NULL;
 	int error;
 
 	if ((error = git_reference_list(&refs, repo)) < 0)
@@ -285,6 +285,9 @@ static int fetch_setup_walk(git_revwalk **out, git_repository *repo)
 	git_revwalk_sorting(walk, GIT_SORT_TIME);
 
 	for (i = 0; i < refs.count; ++i) {
+		git_reference_free(ref);
+		ref = NULL;
+
 		/* No tags */
 		if (!git__prefixcmp(refs.strings[i], GIT_REFS_TAGS_DIR))
 			continue;
@@ -297,16 +300,13 @@ static int fetch_setup_walk(git_revwalk **out, git_repository *repo)
 
 		if ((error = git_revwalk_push(walk, git_reference_target(ref))) < 0)
 			goto on_error;
-
-		git_reference_free(ref);
 	}
 
-	git_strarray_free(&refs);
 	*out = walk;
-	return 0;
 
 on_error:
-	git_revwalk_free(walk);
+	if (error)
+		git_revwalk_free(walk);
 	git_reference_free(ref);
 	git_strarray_free(&refs);
 	return error;

src/transports/ssh.c

@@ -419,8 +419,10 @@ static int _git_ssh_authenticate_session(
 		}
 	} while (LIBSSH2_ERROR_EAGAIN == rc || LIBSSH2_ERROR_TIMEOUT == rc);
 
-        if (rc == LIBSSH2_ERROR_PASSWORD_EXPIRED || rc == LIBSSH2_ERROR_AUTHENTICATION_FAILED)
-                return GIT_EAUTH;
+	if (rc == LIBSSH2_ERROR_PASSWORD_EXPIRED ||
+		rc == LIBSSH2_ERROR_AUTHENTICATION_FAILED ||
+		rc == LIBSSH2_ERROR_PUBLICKEY_UNVERIFIED)
+			return GIT_EAUTH;
 
 	if (rc != LIBSSH2_ERROR_NONE) {
 		if (!giterr_last())

src/xdiff/xdiff.h

@@ -43,6 +43,8 @@ extern "C" {
 
 #define XDF_IGNORE_BLANK_LINES (1 << 7)
 
+#define XDF_INDENT_HEURISTIC (1 << 8)
+
 #define XDL_EMIT_FUNCNAMES (1 << 0)
 #define XDL_EMIT_COMMON (1 << 1)
 #define XDL_EMIT_FUNCCONTEXT (1 << 2)

tests/CMakeLists.txt

@@ -10,7 +10,7 @@ SET(CLAR_PATH "${CMAKE_CURRENT_SOURCE_DIR}")
 ADD_DEFINITIONS(-DCLAR_FIXTURE_PATH=\"${CLAR_FIXTURES}\")
 ADD_DEFINITIONS(-DCLAR_TMPDIR=\"libgit2_tests\")
 
-INCLUDE_DIRECTORIES(${CLAR_PATH} ${CMAKE_BINARY_DIR}/src)
+INCLUDE_DIRECTORIES(${CLAR_PATH} ${libgit2_BINARY_DIR}/src)
 FILE(GLOB_RECURSE SRC_TEST ${CLAR_PATH}/*/*.c ${CLAR_PATH}/*/*.h)
 SET(SRC_CLAR "main.c" "clar_libgit2.c" "clar_libgit2_trace.c" "clar_libgit2_timer.c" "clar.c")
 
@@ -35,7 +35,7 @@ INCLUDE_DIRECTORIES(${LIBGIT2_INCLUDES})
 
 ADD_EXECUTABLE(libgit2_clar ${SRC_CLAR} ${SRC_TEST} ${LIBGIT2_OBJECTS})
 
-SET_TARGET_PROPERTIES(libgit2_clar PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+SET_TARGET_PROPERTIES(libgit2_clar PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${libgit2_BINARY_DIR})
 
 IF (${CMAKE_VERSION} VERSION_LESS 2.8.12)
 	# Already handled by a global INCLUDE_DIRECTORY()
@@ -53,13 +53,13 @@ IF (MSVC_IDE)
 ENDIF ()
 
 IF (WINHTTP OR OPENSSL_FOUND OR SECURITY_FOUND)
-	ADD_TEST(libgit2_clar "${CMAKE_BINARY_DIR}/libgit2_clar" -ionline -xclone::local::git_style_unc_paths -xclone::local::standard_unc_paths_are_written_git_style)
+	ADD_TEST(libgit2_clar "${libgit2_BINARY_DIR}/libgit2_clar" -ionline -xclone::local::git_style_unc_paths -xclone::local::standard_unc_paths_are_written_git_style)
 ELSE ()
-	ADD_TEST(libgit2_clar "${CMAKE_BINARY_DIR}/libgit2_clar" -v -xclone::local::git_style_unc_paths -xclone::local::standard_unc_paths_are_written_git_style)
+	ADD_TEST(libgit2_clar "${libgit2_BINARY_DIR}/libgit2_clar" -v -xclone::local::git_style_unc_paths -xclone::local::standard_unc_paths_are_written_git_style)
 ENDIF ()
 
 # Add a test target which runs the cred callback tests, to be
 # called after setting the url and user
-ADD_TEST(libgit2_clar-cred_callback "${CMAKE_BINARY_DIR}/libgit2_clar" -v -sonline::clone::cred_callback)
-ADD_TEST(libgit2_clar-proxy_credentials_in_url "${CMAKE_BINARY_DIR}/libgit2_clar" -v -sonline::clone::proxy_credentials_in_url)
-ADD_TEST(libgit2_clar-proxy_credentials_request "${CMAKE_BINARY_DIR}/libgit2_clar" -v	-sonline::clone::proxy_credentials_request)
+ADD_TEST(libgit2_clar-cred_callback "${libgit2_BINARY_DIR}/libgit2_clar" -v -sonline::clone::cred_callback)
+ADD_TEST(libgit2_clar-proxy_credentials_in_url "${libgit2_BINARY_DIR}/libgit2_clar" -v -sonline::clone::proxy_credentials_in_url)
+ADD_TEST(libgit2_clar-proxy_credentials_request "${libgit2_BINARY_DIR}/libgit2_clar" -v	-sonline::clone::proxy_credentials_request)

tests/checkout/tree.c

@@ -10,6 +10,16 @@ static git_repository *g_repo;
 static git_checkout_options g_opts;
 static git_object *g_object;
 
+static void assert_status_entrycount(git_repository *repo, size_t count)
+{
+	git_status_list *status;
+
+	cl_git_pass(git_status_list_new(&status, repo, NULL));
+	cl_assert_equal_i(count, git_status_list_entrycount(status));
+
+	git_status_list_free(status);
+}
+
 void test_checkout_tree__initialize(void)
 {
 	g_repo = cl_git_sandbox_init("testrepo");
@@ -1480,7 +1490,6 @@ void test_checkout_tree__baseline_is_empty_when_no_index(void)
 	git_checkout_options opts = GIT_CHECKOUT_OPTIONS_INIT;
 	git_reference *head;
 	git_object *obj;
-	git_status_list *status;
 	size_t conflicts = 0;
 
 	assert_on_branch(g_repo, "master");
@@ -1506,9 +1515,7 @@ void test_checkout_tree__baseline_is_empty_when_no_index(void)
 	opts.checkout_strategy |= GIT_CHECKOUT_FORCE;
 	cl_git_pass(git_checkout_tree(g_repo, obj, &opts));
 
-	cl_git_pass(git_status_list_new(&status, g_repo, NULL));
-	cl_assert_equal_i(0, git_status_list_entrycount(status));
-	git_status_list_free(status);
+	assert_status_entrycount(g_repo, 0);
 
 	git_object_free(obj);
 	git_reference_free(head);
@@ -1519,7 +1526,6 @@ void test_checkout_tree__mode_change_is_force_updated(void)
 	git_index *index;
 	git_reference *head;
 	git_object *obj;
-	git_status_list *status;
 
 	if (!cl_is_chmod_supported())
 		clar__skip();
@@ -1530,29 +1536,22 @@ void test_checkout_tree__mode_change_is_force_updated(void)
 	cl_git_pass(git_reference_peel(&obj, head, GIT_OBJ_COMMIT));
 
 	cl_git_pass(git_reset(g_repo, obj, GIT_RESET_HARD, NULL));
-
-	cl_git_pass(git_status_list_new(&status, g_repo, NULL));
-	cl_assert_equal_i(0, git_status_list_entrycount(status));
-	git_status_list_free(status);
+	assert_status_entrycount(g_repo, 0);
 
 	/* update the mode on-disk */
 	cl_must_pass(p_chmod("testrepo/README", 0755));
 
+	assert_status_entrycount(g_repo, 1);
 	cl_git_pass(git_checkout_tree(g_repo, obj, &g_opts));
-
-	cl_git_pass(git_status_list_new(&status, g_repo, NULL));
-	cl_assert_equal_i(0, git_status_list_entrycount(status));
-	git_status_list_free(status);
+	assert_status_entrycount(g_repo, 0);
 
 	/* update the mode on-disk and in the index */
 	cl_must_pass(p_chmod("testrepo/README", 0755));
 	cl_must_pass(git_index_add_bypath(index, "README"));
 
+	assert_status_entrycount(g_repo, 1);
 	cl_git_pass(git_checkout_tree(g_repo, obj, &g_opts));
-
-	cl_git_pass(git_status_list_new(&status, g_repo, NULL));
-	cl_assert_equal_i(0, git_status_list_entrycount(status));
-	git_status_list_free(status);
+	assert_status_entrycount(g_repo, 0);
 
 	git_object_free(obj);
 	git_reference_free(head);

tests/config/write.c

@@ -722,3 +722,26 @@ void test_config_write__repeated(void)
 
 	git_config_free(cfg);
 }
+
+void test_config_write__preserve_case(void)
+{
+	const char *filename = "config-preserve-case";
+	git_config *cfg;
+	git_buf result = GIT_BUF_INIT;
+	const char *expected = "[sOMe]\n" \
+		"\tThInG = foo\n" \
+		"\tOtheR = thing\n";
+
+	cl_git_pass(git_config_open_ondisk(&cfg, filename));
+	cl_git_pass(git_config_set_string(cfg, "sOMe.ThInG", "foo"));
+	cl_git_pass(git_config_set_string(cfg, "SomE.OtheR", "thing"));
+	git_config_free(cfg);
+
+	cl_git_pass(git_config_open_ondisk(&cfg, filename));
+
+	cl_git_pass(git_futils_readbuffer(&result, filename));
+	cl_assert_equal_s(expected, result.ptr);
+	git_buf_free(&result);
+
+	git_config_free(cfg);
+}