Merge branch 'mk/qnx'

Port to QNX.

* mk/qnx:
  Port to QNX
  Make lock local to fetch_pack

Makefile

@@ -80,6 +80,8 @@ all::
 #
 # Define NO_MEMMEM if you don't have memmem.
 #
+# Define NO_GETPAGESIZE if you don't have getpagesize.
+#
 # Define NO_STRLCPY if you don't have strlcpy.
 #
 # Define NO_STRTOUMAX if you don't have both strtoimax and strtoumax in the
@@ -1455,6 +1457,22 @@ else
 	NO_CURL = YesPlease
 endif
 endif
+ifeq ($(uname_S),QNX)
+	COMPAT_CFLAGS += -DSA_RESTART=0
+	HAVE_STRINGS_H = YesPlease
+	NEEDS_SOCKET = YesPlease
+	NO_FNMATCH_CASEFOLD = YesPlease
+	NO_GETPAGESIZE = YesPlease
+	NO_ICONV = YesPlease
+	NO_MEMMEM = YesPlease
+	NO_MKDTEMP = YesPlease
+	NO_MKSTEMPS = YesPlease
+	NO_NSEC = YesPlease
+	NO_PTHREADS = YesPlease
+	NO_R_TO_GCC_LINKER = YesPlease
+	NO_STRCASESTR = YesPlease
+	NO_STRLCPY = YesPlease
+endif
 
 -include config.mak.autogen
 -include config.mak
@@ -1872,6 +1890,9 @@ ifdef NO_MEMMEM
 	COMPAT_CFLAGS += -DNO_MEMMEM
 	COMPAT_OBJS += compat/memmem.o
 endif
+ifdef NO_GETPAGESIZE
+	COMPAT_CFLAGS += -DNO_GETPAGESIZE
+endif
 ifdef INTERNAL_QSORT
 	COMPAT_CFLAGS += -DINTERNAL_QSORT
 	COMPAT_OBJS += compat/qsort.o

fetch-pack.c

@@ -874,8 +874,6 @@ static int fetch_pack_config(const char *var, const char *value, void *cb)
 	return git_default_config(var, value, cb);
 }
 
-static struct lock_file lock;
-
 static void fetch_pack_setup(void)
 {
 	static int did_setup;
@@ -917,6 +915,7 @@ struct ref *fetch_pack(struct fetch_pack_args *args,
 	ref_cpy = do_fetch_pack(args, fd, ref, sought, pack_lockfile);
 
 	if (args->depth > 0) {
+		static struct lock_file lock;
 		struct cache_time mtime;
 		struct strbuf sb = STRBUF_INIT;
 		char *shallow = git_path("shallow");

git-compat-util.h

@@ -75,7 +75,7 @@
 # endif
 #elif !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__USLC__) && \
       !defined(_M_UNIX) && !defined(__sgi) && !defined(__DragonFly__) && \
-      !defined(__TANDEM)
+      !defined(__TANDEM) && !defined(__QNX__)
 #define _XOPEN_SOURCE 600 /* glibc2 and AIX 5.3L need 500, OpenBSD needs 600 for S_ISLNK() */
 #define _XOPEN_SOURCE_EXTENDED 1 /* AIX 5.3L needs this */
 #endif
@@ -413,6 +413,10 @@ void *gitmemmem(const void *haystack, size_t haystacklen,
                 const void *needle, size_t needlelen);
 #endif
 
+#ifdef NO_GETPAGESIZE
+#define getpagesize() sysconf(_SC_PAGESIZE)
+#endif
+
 #ifdef FREAD_READS_DIRECTORIES
 #ifdef fopen
 #undef fopen