build system: add "release" target

find: support -size N (needed for above)

Makefile.custom

@@ -42,6 +42,22 @@ check test: busybox
 	bindir=$(objtree) srcdir=$(srctree)/testsuite SED="$(SED)" \
 	$(SHELL) $(srctree)/testsuite/runtest $(if $(KBUILD_VERBOSE:1=),-v)
 
+.PHONY: release
+release: distclean
+	cd ..; \
+	rm -r -f busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION); \
+	cp -a busybox busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) && \
+	find busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)/ -type d \
+		-name .svn \
+		-print \
+		-exec rm -r -f {} \; && \
+	find busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)/ -type f \
+		-name .\#* \
+		-print \
+		-exec rm -f {} \; && \
+	tar -czf busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION).tar.gz \
+		busybox-$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)/;
+
 .PHONY: checkhelp
 checkhelp:
 	$(Q)$(srctree)/scripts/checkhelp.awk \

findutils/find.c

@@ -69,6 +69,7 @@ USE_FEATURE_FIND_NEWER( ACTS(newer, time_t newer_mtime;))
 USE_FEATURE_FIND_INUM(  ACTS(inum,  ino_t inode_num;))
 USE_FEATURE_FIND_EXEC(  ACTS(exec,  char **exec_argv; int *subst_count; int exec_argc;))
 USE_DESKTOP(            ACTS(paren, action ***subexpr;))
+USE_DESKTOP(            ACTS(size,  off_t size;))
 USE_DESKTOP(            ACTS(prune))
 
 static action ***actions;
@@ -225,6 +226,7 @@ ACTF(paren)
 {
 	return exec_actions(ap->subexpr, fileName, statbuf);
 }
+
 /*
  * -prune: if -depth is not given, return true and do not descend
  * current dir; if -depth is given, return false with no effect.
@@ -235,6 +237,11 @@ ACTF(prune)
 {
 	return SKIP;
 }
+
+ACTF(size)
+{
+	return statbuf->st_size == ap->size;
+}
 #endif
 
 
@@ -487,6 +494,13 @@ action*** parse_params(char **argv)
 		else if (strcmp(arg, "-prune") == 0) {
 			(void) ALLOC_ACTION(prune);
 		}
+		else if (strcmp(arg, "-size") == 0) {
+			action_size *ap;
+			if (!*++argv)
+				bb_error_msg_and_die(bb_msg_requires_arg, arg);
+			ap = ALLOC_ACTION(size);
+			ap->size = XATOOFF(arg1);
+		}
 #endif
 		else
 			bb_show_usage();

include/libbb.h

@@ -85,7 +85,7 @@
 /* CONFIG_LFS is on */
 # if ULONG_MAX > 0xffffffff
 /* "long" is long enough on this system */
-#  define XSTRTOOFF xstrtoul
+#  define XATOOFF(a) xatoul_range(a, 0, LONG_MAX)
 /* usage: sz = BB_STRTOOFF(s, NULL, 10); if (errno || sz < 0) die(); */
 #  define BB_STRTOOFF bb_strtoul
 #  define STRTOOFF strtoul
@@ -93,22 +93,23 @@
 #  define OFF_FMT "l"
 # else
 /* "long" is too short, need "long long" */
-#  define XSTRTOOFF xstrtoull
+#  define XATOOFF(a) xatoull_range(a, 0, LLONG_MAX)
 #  define BB_STRTOOFF bb_strtoull
 #  define STRTOOFF strtoull
 #  define OFF_FMT "ll"
 # endif
 #else
-# if 0 /* #if UINT_MAX == 0xffffffff */
+/* CONFIG_LFS is off */
-/* Doesn't work. off_t is a long. gcc will throw warnings on printf("%d", off_t)
+# if UINT_MAX == 0xffffffff
- * even if long==int on this arch. Crap... */
+/* While sizeof(off_t) == sizeof(int), off_t is typedef'ed to long anyway.
-#  define XSTRTOOFF xstrtou
+ * gcc will throw warnings on printf("%d", off_t). Crap... */
-#  define BB_STRTOOFF bb_strtoi
+#  define XATOOFF(a) xatoi_u(a)
+#  define BB_STRTOOFF bb_strtou
 #  define STRTOOFF strtol
-#  define OFF_FMT ""
+#  define OFF_FMT "l"
 # else
-#  define XSTRTOOFF xstrtoul
+#  define XATOOFF(a) xatoul_range(a, 0, LONG_MAX)
-#  define BB_STRTOOFF bb_strtol
+#  define BB_STRTOOFF bb_strtoul
 #  define STRTOOFF strtol
 #  define OFF_FMT "l"
 # endif

include/usage.h

@@ -866,24 +866,33 @@ USE_FEATURE_DATE_ISOFMT( \
        "\nEXPRESSION may consist of:\n" \
        "	-follow		Dereference symbolic links\n" \
        "	-name PATTERN	File name (leading directories removed) matches PATTERN\n" \
-       "	-print		Print (default and assumed)\n" \
+       "	-print		Print (default and assumed)" \
 	USE_FEATURE_FIND_PRINT0( \
-       "	-print0		Delimit output with null characters rather than\n			newlines" \
+       "\n	-print0		Delimit output with null characters rather than" \
+       "\n			newlines" \
 	) USE_FEATURE_FIND_TYPE( \
        "\n	-type X		Filetype matches X (where X is one of: f,d,l,b,c,...)" \
 	) USE_FEATURE_FIND_PERM( \
-       "\n	-perm PERMS	Permissions match any of (+NNN); all of (-NNN);\n			or exactly (NNN)" \
+       "\n	-perm PERMS	Permissions match any of (+NNN); all of (-NNN);" \
+       "\n			or exactly (NNN)" \
 	) USE_FEATURE_FIND_MTIME( \
-       "\n	-mtime DAYS	Modified time is greater than (+N); less than (-N);\n			or exactly (N) days" \
+       "\n	-mtime DAYS	Modified time is greater than (+N); less than (-N);" \
+       "\n			or exactly (N) days" \
 	) USE_FEATURE_FIND_MMIN( \
-       "\n	-mmin MINS	Modified time is greater than (+N); less than (-N);\n			or exactly (N) minutes" \
+       "\n	-mmin MINS	Modified time is greater than (+N); less than (-N);" \
+       "\n			or exactly (N) minutes" \
 	) USE_FEATURE_FIND_NEWER( \
        "\n	-newer FILE	Modified time is more recent than FILE's" \
 	) USE_FEATURE_FIND_INUM( \
        "\n	-inum N		File has inode number N" \
 	) USE_FEATURE_FIND_EXEC( \
        "\n	-exec CMD	Execute CMD with all instances of {} replaced by the" \
-       "\n			files matching EXPRESSION")
+       "\n			files matching EXPRESSION" \
+	) USE_DESKTOP( \
+       "\n	-size N		File size is N" \
+       "\n	-prune		Stop traversing current subtree" \
+       "\n	(expr)		Group" \
+	)
 
 #define find_example_usage \
        "$ find / -name passwd\n" \