Merge remote branch 'ramsay/dev'

* ramsay/dev:
  Add a pack index 'virtual function' to fetch an index entry
  Add a pack index 'virtual function' to search by file offset
  Change the interface of the pack index search function
  Add an 64-bit offset table index bounds check for v2 pack index
  Add a minimum size check when opening an v2 pack index file
  win32: Add separate MinGW and MSVC compatability header files
  Makefile: Add support for custom build options in config.mak file
  Fix some coding style issues

.gitignore

 /apidocs
 /trash-*.exe
 /libgit2.pc
+/config.mak
 *.o
 *.a
 *.exe

Makefile

@@ -52,6 +52,8 @@ ifneq (,$(findstring MINGW,$(uname_S)))
 	SPARSE_FLAGS=-Wno-one-bit-signed-bitfield
 endif
 
+-include config.mak
+
 SRC_C = $(wildcard src/*.c)
 OS_SRC = $(wildcard src/$(OS)/*.c)
 SRC_C += $(OS_SRC)

src/commit.h

@@ -9,7 +9,7 @@ struct git_commit {
 	git_oid id;
 	time_t commit_time;
 	unsigned parsed:1,
-	         flags:26;
+		 flags:26;
 };
 
 #endif

src/common.h

@@ -32,43 +32,13 @@
 # include <io.h>
 # include <direct.h>
 # include <windows.h>
+# include "msvc-compat.h"
+# include "mingw-compat.h"
 
 # define snprintf _snprintf
 
-# if defined(__DMC__)
-#  if defined(_M_AMD64)
-#   define SSIZE_T long long
-#  else
-#   define SSIZE_T int
-#  endif
-# endif
-
 typedef SSIZE_T ssize_t;
 
-# if defined(_MSC_VER)
-/* access() mode parameter #defines   */
-#  define F_OK 0  /* existence  check */
-#  define W_OK 2  /* write mode check */
-#  define R_OK 4  /* read  mode check */
-# endif
-
-#if defined(__MINGW32__)
-
-# define off_t off64_t
-# define lseek _lseeki64
-# define stat _stati64
-# define fstat _fstati64
-
-#elif defined(_MSC_VER)
-
-typedef __int64 off64_t;
-# define off_t off64_t
-# define lseek _lseeki64
-# define stat _stat64
-# define fstat _fstat64
-
-#endif
-
 #else
 
 # include <unistd.h>
@@ -84,13 +54,4 @@ typedef __int64 off64_t;
 
 #define GIT_PATH_MAX 4096
 
-#ifndef GIT_HAVE_INTTYPES_H
-/* add some missing <stdint.h> typedef's */
-typedef long int32_t;
-typedef unsigned long uint32_t;
-
-typedef long long int64_t;
-typedef unsigned long long uint64_t;
-#endif
-
 #endif /* INCLUDE_common_h__ */

src/fileops.h

@@ -34,7 +34,7 @@ extern int git__fsync(int fd);
 # ifndef GIT__WIN32_NO_HIDE_FILEOPS
 #  define unlink(p) git__unlink(p)
 #  define mkstemp(t) git__mkstemp(t)
-#  define mkdir(p,m) git__mkdir(p,m)
+#  define mkdir(p,m) git__mkdir(p, m)
 #  define fsync(fd) git__fsync(fd)
 # endif
 #endif  /* GIT_WIN32 */

src/git/commit.h

@@ -25,14 +25,14 @@ typedef struct git_commit git_commit;
  *         pool's git_odb, or if the commit is present but is
  *         too malformed to be parsed successfully.
  */
-GIT_EXTERN(git_commit*) git_commit_parse(git_revpool *pool, const git_oid *id);
+GIT_EXTERN(git_commit *) git_commit_parse(git_revpool *pool, const git_oid *id);
 
 /**
  * Get the id of a commit.
  * @param commit a previously parsed commit.
  * @return object identity for the commit.
  */
-GIT_EXTERN(const git_oid*) git_commit_id(git_commit *commit);
+GIT_EXTERN(const git_oid *) git_commit_id(git_commit *commit);
 
 /** @} */
 GIT_END_DECL

src/git/common.h

@@ -16,8 +16,8 @@
 /** Declare a public function exported for application use. */
 #ifdef __GNUC__
 # define GIT_EXTERN(type) extern \
-                          __attribute__((visibility("default"))) \
-                          type
+			  __attribute__((visibility("default"))) \
+			  type
 #else
 # define GIT_EXTERN(type) extern type
 #endif
@@ -25,9 +25,9 @@
 /** Declare a public TLS symbol exported for application use. */
 #ifdef __GNUC__
 # define GIT_EXTERN_TLS(type) extern \
-                              __attribute__((visibility("default"))) \
-                              GIT_TLS \
-                              type
+			      __attribute__((visibility("default"))) \
+			      GIT_TLS \
+			      type
 #else
 # define GIT_EXTERN_TLS(type) extern GIT_TLS type
 #endif

src/git/oid.h

@@ -20,8 +20,7 @@ GIT_BEGIN_DECL
 #define GIT_OID_HEXSZ (GIT_OID_RAWSZ * 2)
 
 /** Unique identity of any object (commit, tree, blob, tag). */
-typedef struct
-{
+typedef struct {
 	/** raw binary formatted id */
 	unsigned char id[GIT_OID_RAWSZ];
 } git_oid;

src/git/revwalk.h

@@ -25,7 +25,7 @@ GIT_BEGIN_DECL
  * @param db the database objects are read from.
  * @return the new traversal handle; NULL if memory is exhausted.
  */
-GIT_EXTERN(git_revpool*) gitrp_alloc(git_odb *db);
+GIT_EXTERN(git_revpool *) gitrp_alloc(git_odb *db);
 
 /**
  * Reset the traversal machinary for reuse.
@@ -52,7 +52,7 @@ GIT_EXTERN(void) gitrp_hide(git_revpool *pool, git_commit *commit);
  * @param pool the pool to pop the commit from.
  * @return next commit; NULL if there is no more output.
  */
-GIT_EXTERN(git_commit*) gitrp_next(git_revpool *pool);
+GIT_EXTERN(git_commit *) gitrp_next(git_revpool *pool);
 
 /**
  * Free a revwalk previously allocated.

src/mingw-compat.h

+#ifndef INCLUDE_mingw_compat__
+#define INCLUDE_mingw_compat__
+
+#if defined(__MINGW32__)
+
+/* use a 64-bit file offset type */
+# define off_t off64_t
+# define lseek _lseeki64
+# define stat _stati64
+# define fstat _fstati64
+
+#endif
+
+#endif /* INCLUDE_mingw_compat__ */

src/msvc-compat.h

+#ifndef INCLUDE_msvc_compat__
+#define INCLUDE_msvc_compat__
+
+#if defined(_MSC_VER)
+
+/* access() mode parameter #defines   */
+# define F_OK 0  /* existence  check */
+# define W_OK 2  /* write mode check */
+# define R_OK 4  /* read  mode check */
+
+/* use a 64-bit file offset type */
+typedef __int64 off64_t;
+# define off_t off64_t
+# define lseek _lseeki64
+# define stat _stat64
+# define fstat _fstat64
+
+/* stat: file mode type testing macros */
+# define S_ISDIR(m)   (((m) & _S_IFMT) == _S_IFDIR)
+# define S_ISREG(m)   (((m) & _S_IFMT) == _S_IFREG)
+# define S_ISFIFO(m)  (((m) & _S_IFMT) == _S_IFIFO)
+
+/* add some missing <stdint.h> typedef's */
+typedef signed char int8_t;
+typedef unsigned char uint8_t;
+
+typedef short int16_t;
+typedef unsigned short uint16_t;
+
+typedef long int32_t;
+typedef unsigned long uint32_t;
+
+typedef long long int64_t;
+typedef unsigned long long uint64_t;
+
+typedef long long intmax_t;
+typedef unsigned long long uintmax_t;
+
+#endif
+
+#endif /* INCLUDE_msvc_compat__ */

src/util.h

@@ -58,6 +58,6 @@ GIT_INLINE(int) git__is_sizet(off_t p)
 				alloc = alloc_nr(alloc); \
 			x = xrealloc((x), alloc * sizeof(*(x))); \
 		} \
-	} while(0)
+	} while (0)
 
 #endif /* INCLUDE_util_h__ */

tests/Makefile

@@ -41,6 +41,8 @@ ifneq (,$(findstring MINGW,$(uname_S)))
 	EXTRA_LIBS += -lwsock32 -lpthread
 endif
 
+-include ../config.mak
+
 GIT_LIB = ../libgit2.a
 
 HDRS = $(wildcard ../src/*.h)

tests/t0020-dirent.c

@@ -123,9 +123,9 @@ BEGIN_TEST(dot)
 	must_pass(setup(&dot));
 
 	must_pass(gitfo_dirent(path_buffer,
-	                       sizeof(path_buffer),
-	                       one_entry,
-	                       &dot));
+			       sizeof(path_buffer),
+			       one_entry,
+			       &dot));
 
 	must_pass(check_counts(&dot));
 
@@ -148,9 +148,9 @@ BEGIN_TEST(sub)
 	must_pass(setup(&sub));
 
 	must_pass(gitfo_dirent(path_buffer,
-	                       sizeof(path_buffer),
-	                       one_entry,
-	                       &sub));
+			       sizeof(path_buffer),
+			       one_entry,
+			       &sub));
 
 	must_pass(check_counts(&sub));
 
@@ -167,9 +167,9 @@ BEGIN_TEST(sub_slash)
 	must_pass(setup(&sub_slash));
 
 	must_pass(gitfo_dirent(path_buffer,
-	                       sizeof(path_buffer),
-	                       one_entry,
-	                       &sub_slash));
+			       sizeof(path_buffer),
+			       one_entry,
+			       &sub_slash));
 
 	must_pass(check_counts(&sub_slash));
 
@@ -196,17 +196,17 @@ BEGIN_TEST(empty)
 	must_pass(setup(&empty));
 
 	must_pass(gitfo_dirent(path_buffer,
-	                       sizeof(path_buffer),
-	                       one_entry,
-	                       &empty));
+			       sizeof(path_buffer),
+			       one_entry,
+			       &empty));
 
 	must_pass(check_counts(&empty));
 
 	/* make sure callback not called */
 	must_pass(gitfo_dirent(path_buffer,
-	                       sizeof(path_buffer),
-	                       dont_call_me,
-	                       &empty));
+			       sizeof(path_buffer),
+			       dont_call_me,
+			       &empty));
 
 	must_pass(knockdown(&empty));
 END_TEST
@@ -229,9 +229,9 @@ BEGIN_TEST(odd)
 	must_pass(setup(&odd));
 
 	must_pass(gitfo_dirent(path_buffer,
-	                       sizeof(path_buffer),
-	                       one_entry,
-	                       &odd));
+			       sizeof(path_buffer),
+			       one_entry,
+			       &odd));
 
 	must_pass(check_counts(&odd));
 

tests/t0101-oid.c

@@ -50,7 +50,7 @@ BEGIN_TEST(invalid_string_all_chars)
 				test_die("line %d: must accept '%s'", __LINE__, in);
 			if (memcmp(out.id, exp, sizeof(out.id)))
 				test_die("line %d: bad parse of '%s', %x != %x",
-				         __LINE__, in, exp[19], out.id[19]);
+					 __LINE__, in, exp[19], out.id[19]);
 		} else if (!git_oid_mkstr(&out, in))
 			test_die("line %d: must not accept '%s'", __LINE__, in);
 	}

tests/t0102-objtype.c

@@ -3,19 +3,19 @@
 #include <git/odb.h>
 
 BEGIN_TEST(type_to_string)
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_BAD),""));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ__EXT1),""));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_COMMIT),"commit"));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_TREE),"tree"));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_BLOB),"blob"));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_TAG),"tag"));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ__EXT2),""));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_OFS_DELTA),"OFS_DELTA"));
-	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_REF_DELTA),"REF_DELTA"));
-
-	must_be_true(!strcmp(git_obj_type_to_string(-2),""));
-	must_be_true(!strcmp(git_obj_type_to_string(8),""));
-	must_be_true(!strcmp(git_obj_type_to_string(1234),""));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_BAD), ""));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ__EXT1), ""));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_COMMIT), "commit"));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_TREE), "tree"));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_BLOB), "blob"));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_TAG), "tag"));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ__EXT2), ""));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_OFS_DELTA), "OFS_DELTA"));
+	must_be_true(!strcmp(git_obj_type_to_string(GIT_OBJ_REF_DELTA), "REF_DELTA"));
+
+	must_be_true(!strcmp(git_obj_type_to_string(-2), ""));
+	must_be_true(!strcmp(git_obj_type_to_string(8), ""));
+	must_be_true(!strcmp(git_obj_type_to_string(1234), ""));
 END_TEST
 
 BEGIN_TEST(string_to_type)

tests/t0201-existsloose.c

@@ -37,8 +37,8 @@ BEGIN_TEST(exists_loose_one)
     must_be_true(git_odb_exists(db, &id));
 
 	/* Test for a non-existant object */
-    must_pass(git_oid_mkstr(&id2,"8b137891791fe96927ad78e64b0aad7bded08baa"));
-	must_be_true(0 == git_odb_exists(db, &id2));
+    must_pass(git_oid_mkstr(&id2, "8b137891791fe96927ad78e64b0aad7bded08baa"));
+    must_be_true(0 == git_odb_exists(db, &id2));
 
     git_odb_close(db);
     must_pass(remove_object_files(odb_dir, &one));

tests/t0301-write.c

@@ -351,55 +351,54 @@ static git_obj some_obj = {
 
 static int make_odb_dir(void)
 {
-    if (gitfo_mkdir(odb_dir, 0755) < 0) {
-        if (errno == EEXIST) {
-            fprintf(stderr, "odb directory \"%s\" already exists!\n", odb_dir);
-            return -1;
-        }
-        fprintf(stderr, "can't make odb directory \"%s\"\n", odb_dir);
-        return -1;
-    }
-
-    return 0;
+	if (gitfo_mkdir(odb_dir, 0755) < 0) {
+		int err = errno;
+		fprintf(stderr, "can't make directory \"%s\"", odb_dir);
+		if (err == EEXIST)
+			fprintf(stderr, " (already exists)");
+		fprintf(stderr, "\n");
+		return -1;
+	}
+	return 0;
 }
 
 static int remove_object_files(object_data *d)
 {
-    if (gitfo_unlink(d->file) < 0) {
-        fprintf(stderr, "can't delete object file \"%s\"\n", d->file);
-        return -1;
-    }
-    if ((gitfo_rmdir(d->dir) < 0) && (errno != ENOTEMPTY)) {
-        fprintf(stderr, "can't remove object directory \"%s\"\n", d->dir);
-        return -1;
-    }
-
-    if (gitfo_rmdir(odb_dir) < 0) {
-        fprintf(stderr, "can't remove odb directory \"%s\"\n", odb_dir);
-        return -1;
-    }
-
-    return 0;
+	if (gitfo_unlink(d->file) < 0) {
+		fprintf(stderr, "can't delete object file \"%s\"\n", d->file);
+		return -1;
+	}
+	if ((gitfo_rmdir(d->dir) < 0) && (errno != ENOTEMPTY)) {
+		fprintf(stderr, "can't remove directory \"%s\"\n", d->dir);
+		return -1;
+	}
+
+	if (gitfo_rmdir(odb_dir) < 0) {
+		fprintf(stderr, "can't remove directory \"%s\"\n", odb_dir);
+		return -1;
+	}
+
+	return 0;
 }
 
 static int check_object_files(object_data *d)
 {
-    if (gitfo_exists(d->dir) < 0)
-	    return -1;
-    if (gitfo_exists(d->file) < 0)
-	    return -1;
-    return 0;
+	if (gitfo_exists(d->dir) < 0)
+		return -1;
+	if (gitfo_exists(d->file) < 0)
+		return -1;
+	return 0;
 }
 
 static int cmp_objects(git_obj *o1, git_obj *o2)
 {
-    if (o1->type != o2->type)
-        return -1;
-    if (o1->len != o2->len)
-        return -1;
-    if ((o1->len > 0) && (memcmp(o1->data, o2->data, o1->len) != 0))
-        return -1;
-    return 0;
+	if (o1->type != o2->type)
+		return -1;
+	if (o1->len != o2->len)
+		return -1;
+	if ((o1->len > 0) && (memcmp(o1->data, o2->data, o1->len) != 0))
+		return -1;
+	return 0;
 }
 
 BEGIN_TEST(write_commit)

tests/test_helpers.c

@@ -29,66 +29,66 @@
 
 int write_object_data(char *file, void *data, size_t len)
 {
-    git_file fd;
-    int ret;
+	git_file fd;
+	int ret;
 
-    if ((fd = gitfo_creat(file, S_IREAD | S_IWRITE)) < 0)
-        return -1;
-    ret = gitfo_write(fd, data, len);
-    gitfo_close(fd);
+	if ((fd = gitfo_creat(file, S_IREAD | S_IWRITE)) < 0)
+		return -1;
+	ret = gitfo_write(fd, data, len);
+	gitfo_close(fd);
 
-    return ret;
+	return ret;
 }
 
 int write_object_files(const char *odb_dir, object_data *d)
 {
-    if (gitfo_mkdir(odb_dir, 0755) < 0) {
-        if (errno == EEXIST) {
-            fprintf(stderr, "odb directory \"%s\" already exists!\n", odb_dir);
-            return -1;
-        }
-        fprintf(stderr, "can't make odb directory \"%s\"\n", odb_dir);
-        return -1;
-    }
+	if (gitfo_mkdir(odb_dir, 0755) < 0) {
+		int err = errno;
+		fprintf(stderr, "can't make directory \"%s\"", odb_dir);
+		if (err == EEXIST)
+			fprintf(stderr, " (already exists)");
+		fprintf(stderr, "\n");
+		return -1;
+	}
 
-    if ((gitfo_mkdir(d->dir, 0755) < 0) && (errno != EEXIST)) {
-        fprintf(stderr, "can't make object directory \"%s\"\n", d->dir);
-        return -1;
-    }
-    if (write_object_data(d->file, d->bytes, d->blen) < 0) {
-        fprintf(stderr, "can't write object file \"%s\"\n", d->file);
-        return -1;
-    }
+	if ((gitfo_mkdir(d->dir, 0755) < 0) && (errno != EEXIST)) {
+		fprintf(stderr, "can't make object directory \"%s\"\n", d->dir);
+		return -1;
+	}
+	if (write_object_data(d->file, d->bytes, d->blen) < 0) {
+		fprintf(stderr, "can't write object file \"%s\"\n", d->file);
+		return -1;
+	}
 
-    return 0;
+	return 0;
 }
 
 int remove_object_files(const char *odb_dir, object_data *d)
 {
-    if (gitfo_unlink(d->file) < 0) {
-        fprintf(stderr, "can't delete object file \"%s\"\n", d->file);
-        return -1;
-    }
-    if ((gitfo_rmdir(d->dir) < 0) && (errno != ENOTEMPTY)) {
-        fprintf(stderr, "can't remove object directory \"%s\"\n", d->dir);
-        return -1;
-    }
+	if (gitfo_unlink(d->file) < 0) {
+		fprintf(stderr, "can't delete object file \"%s\"\n", d->file);
+		return -1;
+	}
+	if ((gitfo_rmdir(d->dir) < 0) && (errno != ENOTEMPTY)) {
+		fprintf(stderr, "can't remove object directory \"%s\"\n", d->dir);
+		return -1;
+	}
 
-    if (gitfo_rmdir(odb_dir) < 0) {
-        fprintf(stderr, "can't remove odb directory \"%s\"\n", odb_dir);
-        return -1;
-    }
+	if (gitfo_rmdir(odb_dir) < 0) {
+		fprintf(stderr, "can't remove directory \"%s\"\n", odb_dir);
+		return -1;
+	}
 
-    return 0;
+	return 0;
 }
 
 int cmp_objects(git_obj *o, object_data *d)
 {
-    if (o->type != git_obj_string_to_type(d->type))
-        return -1;
-    if (o->len != d->dlen)
-        return -1;
-    if ((o->len > 0) && (memcmp(o->data, d->data, o->len) != 0))
-        return -1;
-    return 0;
+	if (o->type != git_obj_string_to_type(d->type))
+		return -1;
+	if (o->len != d->dlen)
+		return -1;
+	if ((o->len > 0) && (memcmp(o->data, d->data, o->len) != 0))
+		return -1;
+	return 0;
 }

tests/test_lib.c

@@ -26,8 +26,7 @@
 #define GIT__NO_HIDE_MALLOC
 #include "test_lib.h"
 
-struct test_info
-{
+struct test_info {
 	struct test_info *next;
 	const char *test_name;
 	const char *file_name;
@@ -40,9 +39,9 @@ static struct test_info *current_test;
 static void show_test_result(const char *status)
 {
 	fprintf(stderr, "* %-6s %5d: %s\n",
-	        status,
-			current_test->line_no,
-			current_test->test_name);
+		status,
+		current_test->line_no,
+		current_test->test_name);
 }
 
 void test_die(const char *fmt, ...)

tests/test_lib.h

@@ -45,7 +45,7 @@
  * @param name C symbol to assign to this test's function.
  */
 #define BEGIN_TEST(name) \
-	void testfunc__##name (void) \
+	void testfunc__##name(void) \
 	{ \
 		test_begin(#name, __FILE__, __LINE__); \
 	{