Import of the watch repository from Pebble

third_party/nanopb/extra/nanopb-config-version.cmake.in

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+set(PACKAGE_VERSION "@nanopb_VERSION@")
+
+# Check whether the requested PACKAGE_FIND_VERSION is compatible
+if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}")
+    set(PACKAGE_VERSION_COMPATIBLE FALSE)
+else()
+    set(PACKAGE_VERSION_COMPATIBLE TRUE)
+    if ("${PACKAGE_VERSION}" VERSION_EQUAL "${PACKAGE_FIND_VERSION}")
+        set(PACKAGE_VERSION_EXACT TRUE)
+    endif()
+endif()

third_party/nanopb/extra/nanopb-config.cmake

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+include(${CMAKE_CURRENT_LIST_DIR}/nanopb-targets.cmake)

third_party/nanopb/extra/nanopb.mk

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+# This is an include file for Makefiles. It provides rules for building
+# .pb.c and .pb.h files out of .proto, as well the path to nanopb core.
+
+# Path to the nanopb root directory
+NANOPB_DIR := $(patsubst %/,%,$(dir $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))))
+
+# Files for the nanopb core
+NANOPB_CORE = $(NANOPB_DIR)/pb_encode.c $(NANOPB_DIR)/pb_decode.c $(NANOPB_DIR)/pb_common.c
+
+# Check if we are running on Windows
+ifdef windir
+WINDOWS = 1
+endif
+ifdef WINDIR
+WINDOWS = 1
+endif
+
+# Check whether to use binary version of nanopb_generator or the
+# system-supplied python interpreter.
+ifneq "$(wildcard $(NANOPB_DIR)/generator-bin)" ""
+	# Binary package
+	PROTOC = $(NANOPB_DIR)/generator-bin/protoc
+	PROTOC_OPTS =
+else
+	# Source only or git checkout
+	PROTOC_OPTS =
+	ifdef WINDOWS
+	    PROTOC = python $(NANOPB_DIR)/generator/protoc
+	else
+	    PROTOC = $(NANOPB_DIR)/generator/protoc
+	endif
+endif
+
+# Rule for building .pb.c and .pb.h
+%.pb.c %.pb.h: %.proto %.options
+	$(PROTOC) $(PROTOC_OPTS) --nanopb_out=. $<
+
+%.pb.c %.pb.h: %.proto
+	$(PROTOC) $(PROTOC_OPTS) --nanopb_out=. $<
+

third_party/nanopb/extra/pb_syshdr.h

@@ -0,0 +1,120 @@
+/* This is an example of a header file for platforms/compilers that do
+ * not come with stdint.h/stddef.h/stdbool.h/string.h. To use it, define
+ * PB_SYSTEM_HEADER as "pb_syshdr.h", including the quotes, and add the
+ * extra folder to your include path.
+ *
+ * It is very likely that you will need to customize this file to suit
+ * your platform. For any compiler that supports C99, this file should
+ * not be necessary.
+ */
+
+#ifndef _PB_SYSHDR_H_
+#define _PB_SYSHDR_H_
+
+/* stdint.h subset */
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#else
+/* You will need to modify these to match the word size of your platform. */
+typedef signed char int8_t;
+typedef unsigned char uint8_t;
+typedef signed short int16_t;
+typedef unsigned short uint16_t;
+typedef signed int int32_t;
+typedef unsigned int uint32_t;
+typedef signed long long int64_t;
+typedef unsigned long long uint64_t;
+
+/* These are ok for most platforms, unless uint8_t is actually not available,
+ * in which case you should give the smallest available type. */
+typedef int8_t int_least8_t;
+typedef uint8_t uint_least8_t;
+typedef uint8_t uint_fast8_t;
+typedef int16_t int_least16_t;
+typedef uint16_t uint_least16_t;
+#endif
+
+/* stddef.h subset */
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
+#else
+
+typedef uint32_t size_t;
+#define offsetof(st, m) ((size_t)(&((st *)0)->m))
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#endif
+
+/* stdbool.h subset */
+#ifdef HAVE_STDBOOL_H
+#include <stdbool.h>
+#else
+
+#ifndef __cplusplus
+typedef int bool;
+#define false 0
+#define true 1
+#endif
+
+#endif
+
+/* stdlib.h subset */
+#ifdef PB_ENABLE_MALLOC
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#else
+void *realloc(void *ptr, size_t size);
+void free(void *ptr);
+#endif
+#endif
+
+/* string.h subset */
+#ifdef HAVE_STRING_H
+#include <string.h>
+#else
+
+/* Implementations are from the Public Domain C Library (PDCLib). */
+static size_t strlen( const char * s )
+{
+    size_t rc = 0;
+    while ( s[rc] )
+    {
+        ++rc;
+    }
+    return rc;
+}
+
+static void * memcpy( void *s1, const void *s2, size_t n )
+{
+    char * dest = (char *) s1;
+    const char * src = (const char *) s2;
+    while ( n-- )
+    {
+        *dest++ = *src++;
+    }
+    return s1;
+}
+
+static void * memset( void * s, int c, size_t n )
+{
+    unsigned char * p = (unsigned char *) s;
+    while ( n-- )
+    {
+        *p++ = (unsigned char) c;
+    }
+    return s;
+}
+#endif
+
+
+/* limits.h subset */
+#ifdef HAVE_LIMITS_H
+#include <limits.h>
+#else
+#define CHAR_BIT 8
+#endif
+
+#endif

third_party/nanopb/extra/poetry/poetry_build.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+set -ex
+
+rm -rf build
+mkdir build
+mkdir -p dist
+
+(cd "$(git rev-parse --show-toplevel)"; git archive HEAD) > build/tmp.tar
+cd build
+ln -s ../dist .
+
+mkdir nanopb
+tar xf tmp.tar README.md generator
+mv generator nanopb/
+touch nanopb/__init__.py nanopb/generator/__init__.py
+make -C nanopb/generator/proto
+cp ../pyproject.toml .
+sed -i -e 's/\(version =.*\)-dev.*/\1-dev'$(git rev-list HEAD --count)'"/' pyproject.toml
+poetry build

third_party/nanopb/extra/poetry/pyproject.toml

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+[tool.poetry]
+name = "nanopb"
+version = "0.4.6"
+description = "Nanopb is a small code-size Protocol Buffers implementation in ansi C. It is especially suitable for use in microcontrollers, but fits any memory restricted system."
+authors = ["Petteri Aimonen <jpa@npb.mail.kapsi.fi>"]
+license = "Zlib"
+repository = "https://github.com/nanopb/nanopb/"
+readme = "README.md"
+homepage = "https://jpa.kapsi.fi/nanopb/"
+documentation = "https://jpa.kapsi.fi/nanopb/docs/index.html"
+keywords = ["protobuf", "protoc"]
+classifiers = ["Topic :: Software Development :: Build Tools"]
+include = ["nanopb/**/*", "nanopb/__init__.py"]
+
+[tool.poetry.scripts]
+nanopb_generator = "nanopb.generator.nanopb_generator:main_cli"
+protoc-gen-nanopb = "nanopb.generator.nanopb_generator:main_plugin"
+
+[tool.poetry.dependencies]
+python = ">=2.7"
+protobuf = ">=3.19"
+grpcio-tools = ">=1.46.0"
+
+[tool.poetry.dev-dependencies]
+
+[tool.poetry.extras]
+grpcio-tools = ["grpcio-tools"]
+
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"