load("//bazel:defs.bzl", "compatible_with_rp2")

package(default_visibility = ["//visibility:public"])

# This exists to break dependency cycles between
# this library and the stdio implementations.
# Application code should always use :pico_stdio instead.
cc_library(
    name = "pico_stdio_headers",
    hdrs = [
        "include/pico/stdio.h",
        "include/pico/stdio/driver.h",
    ],
    defines = ["LIB_PICO_STDIO=1"],
    includes = ["include"],
    target_compatible_with = compatible_with_rp2(),
    visibility = [
        "//src/rp2_common/pico_clib_interface:__pkg__",
        "//src/rp2_common/pico_stdio_rtt:__pkg__",
        "//src/rp2_common/pico_stdio_semihosting:__pkg__",
        "//src/rp2_common/pico_stdio_uart:__pkg__",
        "//src/rp2_common/pico_stdio_usb:__pkg__",
        "//src/rp2_common/tinyusb:__pkg__",
    ],
    # Ensure these defines are always present.
    deps = [
        "//src/rp2_common/pico_stdio_semihosting:LIB_PICO_STDIO_SEMIHOSTING",
        "//src/rp2_common/pico_stdio_uart:LIB_PICO_STDIO_UART",
        "//src/rp2_common/pico_stdio_usb:LIB_PICO_STDIO_USB",
    ],
)

cc_library(
    name = "pico_stdio",
    srcs = ["stdio.c"],
    linkopts = [
        "-Wl,--wrap=printf",
        "-Wl,--wrap=vprintf",
        "-Wl,--wrap=puts",
        "-Wl,--wrap=putchar",
        "-Wl,--wrap=getchar",
    ],
    target_compatible_with = compatible_with_rp2(),
    deps = [
        ":pico_stdio_headers",
        "//src/common/pico_sync",
        "//src/common/pico_time",
        "//src/rp2_common:pico_platform",
        "//src/rp2_common/pico_printf",
        "//src/rp2_common/pico_stdio_semihosting",
        "//src/rp2_common/pico_stdio_semihosting:LIB_PICO_STDIO_SEMIHOSTING",
        "//src/rp2_common/pico_stdio_uart",
        "//src/rp2_common/pico_stdio_uart:LIB_PICO_STDIO_UART",
        "//src/rp2_common/pico_stdio_usb",
        "//src/rp2_common/pico_stdio_usb:LIB_PICO_STDIO_USB",
    ],
    alwayslink = True,  # Ensures the wrapped symbols are linked in.
)