a C standard library for fx Casio calculators
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fxlibc/CMakeLists.txt

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cmake_minimum_required(VERSION 3.15)
project(FxLibc VERSION 1.4.4 LANGUAGES C ASM)
set(CMAKE_INSTALL_MESSAGE LAZY)
# Options
# * -DFXLIBC_TARGET=<vhex-sh, vhex-x86, casiowin-fx, casiowin-cg, gint>
set(TARGET_FOLDERS ${FXLIBC_TARGET})
# Install paths
set(LIBDIR "lib")
set(INCDIR "include")
if(FXLIBC_TARGET STREQUAL vhex-sh)
list(APPEND TARGET_FOLDERS vhex sh-generic)
set(FXLIBC_ARCH sh)
add_definitions(-D__SUPPORT_VHEX_KERNEL)
set(CMAKE_INSTALL_PREFIX "${FXSDK_COMPILER_INSTALL}" CACHE PATH "..." FORCE)
endif()
if(FXLIBC_TARGET STREQUAL gint)
list(APPEND TARGET_FOLDERS sh-generic)
set(FXLIBC_ARCH sh)
add_definitions(-D__SUPPORT_GINT)
# Default to fxSDK install path
if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
set(FXLIBC_PREFIX_IS_FXSDK 1 CACHE PATH "..." FORCE)
endif()
if(FXLIBC_PREFIX_IS_FXSDK)
# Use the fxSDK paths; these variables are uncached so we are always up-to-
# date, even if the compiler is upgraded without removing the fxlibc build
# folder (which happens with GiteaPC)
execute_process(
COMMAND fxsdk path include
OUTPUT_VARIABLE INCDIR
OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process(
COMMAND fxsdk path lib
OUTPUT_VARIABLE LIBDIR
OUTPUT_STRIP_TRAILING_WHITESPACE)
endif()
endif()
if(sh-generic IN_LIST TARGET_FOLDERS)
add_definitions(-D__SUPPORT_ARCH_SH)
endif()
# TODO: Preprocessor definitions for configuration
# configure_file()
# libc.{a,so} libfxlibc.{a,so}
add_compile_options(-Wall -Wextra -std=c11 -ffreestanding -Os)
if(FXLIBC_PIC)
add_compile_options(-fpic)
endif()
if(FXLIBC_ARCH STREQUAL sh)
add_compile_options(
"$<$<COMPILE_LANGUAGE:C>:-m3;-mb>"
"$<$<COMPILE_LANGUAGE:ASM>:-m4-nofpu;-mb;-Wa,--dsp>")
endif()
# Building
set(SOURCES
# 3rdparty
3rdparty/grisu2b_59_56/grisu2b_59_56.c
3rdparty/tinymt32/rand.c
3rdparty/tinymt32/tinymt32.c
# assert
src/assert/assert.c
# ctype
src/ctype/isalnum.c
src/ctype/isalpha.c
src/ctype/isblank.c
src/ctype/iscntrl.c
src/ctype/isdigit.c
src/ctype/isgraph.c
src/ctype/islower.c
src/ctype/isprint.c
src/ctype/ispunct.c
src/ctype/isspace.c
src/ctype/isupper.c
src/ctype/isxdigit.c
src/ctype/tolower.c
src/ctype/toupper.c
# errno
src/errno/errno.c
# inttypes
src/inttypes/imaxabs.c
src/inttypes/imaxdiv.c
src/inttypes/strtoimax.c
src/inttypes/strtoumax.c
# locale
src/locale/setlocale.c
src/locale/localeconv.c
# signal
src/signal/signal.c
src/signal/raise.c
# stdio
src/stdio/asprintf.c
src/stdio/clearerr.c
src/stdio/dprintf.c
src/stdio/fclose.c
src/stdio/fdopen.c
src/stdio/ferror.c
src/stdio/feof.c
src/stdio/fflush.c
src/stdio/fgetc.c
src/stdio/fgetpos.c
src/stdio/fgets.c
src/stdio/fileutil.c
src/stdio/fopen.c
src/stdio/fprintf.c
src/stdio/fputc.c
src/stdio/fputs.c
src/stdio/fread.c
src/stdio/freopen.c
src/stdio/fseek.c
src/stdio/fsetpos.c
src/stdio/ftell.c
src/stdio/fwrite.c
src/stdio/getc.c
src/stdio/getchar.c
src/stdio/gets.c
src/stdio/getline.c
src/stdio/getdelim.c
src/stdio/perror.c
src/stdio/printf.c
src/stdio/printf/format_fixed.c
src/stdio/printf/format_fp.c
src/stdio/printf/format_usual.c
src/stdio/printf/print.c
src/stdio/printf/util.c
src/stdio/putc.c
src/stdio/putchar.c
src/stdio/puts.c
src/stdio/remove.c
src/stdio/rewind.c
src/stdio/setbuf.c
src/stdio/setvbuf.c
src/stdio/snprintf.c
src/stdio/sprintf.c
src/stdio/streams.c
src/stdio/ungetc.c
src/stdio/vasprintf.c
src/stdio/vdprintf.c
src/stdio/vfprintf.c
src/stdio/vprintf.c
src/stdio/vsnprintf.c
src/stdio/vsprintf.c
# stdlib
src/stdlib/abort.c
src/stdlib/abs.c
src/stdlib/atof.c
src/stdlib/atoi.c
src/stdlib/atol.c
src/stdlib/atoll.c
src/stdlib/calloc.c
src/stdlib/div.c
src/stdlib/exit.c
src/stdlib/labs.c
src/stdlib/ldiv.c
src/stdlib/llabs.c
src/stdlib/lldiv.c
src/stdlib/qsort.c
src/stdlib/reallocarray.c
src/stdlib/strto_fp.c
src/stdlib/strto_int.c
src/stdlib/strtod.c
src/stdlib/strtof.c
src/stdlib/strtol.c
src/stdlib/strtold.c
src/stdlib/strtoll.c
src/stdlib/strtoul.c
src/stdlib/strtoull.c
# string
src/string/memchr.c
src/string/memcmp.c
src/string/memcpy.c
src/string/memmove.c
src/string/memrchr.c
src/string/memset.c
src/string/strcasecmp.c
src/string/strcasestr.c
src/string/strcat.c
src/string/strchr.c
src/string/strchrnul.c
src/string/strcmp.c
src/string/strcoll.c
src/string/strcpy.c
src/string/strcspn.c
src/string/strdup.c
src/string/strerror.c
src/string/strlen.c
src/string/strncasecmp.c
src/string/strncat.c
src/string/strncmp.c
src/string/strncpy.c
src/string/strndup.c
src/string/strnlen.c
src/string/strpbrk.c
src/string/strrchr.c
src/string/strspn.c
src/string/strstr.c
src/string/strstr_base.c
src/string/strtok.c
src/string/strxfrm.c
# time
src/time/asctime.c
src/time/ctime.c
src/time/difftime.c
src/time/gmtime.c
src/time/localtime.c
src/time/mktime.c
src/time/strftime.c)
# Silence extended warnings on Grisu2b code
set_source_files_properties(3rdparty/grisu2b_59_56/grisu2b_59_56.c PROPERTIES
COMPILE_OPTIONS "-Wno-all;-Wno-extra")
if(vhex-sh IN_LIST TARGET_FOLDERS)
list(APPEND SOURCES
src/stdlib/target/vhex-sh/free.c
src/stdlib/target/vhex-sh/malloc.c
src/stdlib/target/vhex-sh/realloc.c
)
endif()
if(sh-generic IN_LIST TARGET_FOLDERS)
list(APPEND SOURCES
src/setjmp/target/sh-generic/setjmp.S
src/setjmp/target/sh-generic/longjmp.S
src/string/target/sh-generic/memchr.S
src/string/target/sh-generic/memcmp.S
src/string/target/sh-generic/memcpy.S
src/string/target/sh-generic/memmove.S
src/string/target/sh-generic/memset.S
src/string/target/sh-generic/strlen.S
src/target/sh-generic/cpucap.c)
endif()
if(gint IN_LIST TARGET_FOLDERS)
list(APPEND SOURCES
# stdlib
src/stdlib/target/gint/free.c
src/stdlib/target/gint/malloc.c
src/stdlib/target/gint/realloc.c
# time
src/time/target/gint/clock.c
src/time/target/gint/time.c)
endif()
# TODO: All targets
add_library(fxlibc ${SOURCES})
target_include_directories(fxlibc PRIVATE include/)
foreach(FOLDER IN LISTS TARGET_FOLDERS)
target_include_directories(fxlibc PRIVATE include/target/${FOLDER}/)
endforeach()
set_target_properties(fxlibc PROPERTIES
OUTPUT_NAME "c") # libc.a
# Install
install(TARGETS fxlibc DESTINATION ${LIBDIR})
install(DIRECTORY include/ DESTINATION ${INCDIR} PATTERN "target" EXCLUDE)
foreach(FOLDER IN LISTS TARGET_FOLDERS)
if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/include/target/${FOLDER}")
install(DIRECTORY include/target/${FOLDER}/ DESTINATION ${INCDIR})
endif()
endforeach()