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eval: use gperf to generate the hash of builtin functions

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make api functions highlighted as builtins in vim.vim
This commit is contained in:
Björn Linse
2016-06-19 16:41:08 +02:00
parent 87e054bb24
commit 7e2348f2b1
12 changed files with 470 additions and 622 deletions
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4
.ci/build.bat
View File

@ -17,7 +17,7 @@ set PATH=C:\Program Files (x86)\CMake\bin\cpack.exe;%PATH%
:: Build third-party dependencies
C:\msys64\usr\bin\bash -lc "pacman --verbose --noconfirm -Su" || goto :error
C:\msys64\usr\bin\bash -lc "pacman --verbose --noconfirm --needed -S mingw-w64-%ARCH%-cmake mingw-w64-%ARCH%-perl mingw-w64-%ARCH%-python2 mingw-w64-%ARCH%-diffutils" || goto :error
C:\msys64\usr\bin\bash -lc "pacman --verbose --noconfirm --needed -S mingw-w64-%ARCH%-cmake mingw-w64-%ARCH%-perl mingw-w64-%ARCH%-python2 mingw-w64-%ARCH%-diffutils gperf" || goto :error
mkdir .deps
cd .deps
@ -28,7 +28,7 @@ cd ..
:: Build Neovim
mkdir build
cd build
cmake -G "MinGW Makefiles" -DCMAKE_BUILD_TYPE=Release -DBUSTED_OUTPUT_TYPE=gtest .. || goto :error
cmake -G "MinGW Makefiles" -DCMAKE_BUILD_TYPE=Release -DBUSTED_OUTPUT_TYPE=gtest -DGPERF_PRG="C:\msys64\usr\bin\gperf.exe" .. || goto :error
mingw32-make VERBOSE=1 || goto :error
bin\nvim --version || goto :error

2
CMakeLists.txt
View File

@ -407,6 +407,8 @@ endif()
find_program(LUACHECK_PRG luacheck)
find_program(GPERF_PRG gperf)
include(InstallHelpers)
file(GLOB MANPAGES

4
runtime/CMakeLists.txt
View File

@ -3,6 +3,7 @@ set(GENERATED_RUNTIME_DIR ${PROJECT_BINARY_DIR}/runtime)
set(GENERATED_SYN_VIM ${GENERATED_RUNTIME_DIR}/syntax/vim/generated.vim)
set(GENERATED_HELP_TAGS ${GENERATED_RUNTIME_DIR}/doc/tags)
set(GENERATED_PACKAGE_DIR ${GENERATED_RUNTIME_DIR}/pack/dist/opt)
set(FUNCS_DATA ${PROJECT_BINARY_DIR}/funcs_data.mpack)
file(MAKE_DIRECTORY ${GENERATED_RUNTIME_DIR})
file(MAKE_DIRECTORY ${GENERATED_RUNTIME_DIR}/syntax)
@ -10,13 +11,14 @@ file(MAKE_DIRECTORY ${GENERATED_RUNTIME_DIR}/syntax/vim)
add_custom_command(OUTPUT ${GENERATED_SYN_VIM}
COMMAND ${LUA_PRG} ${SYN_VIM_GENERATOR}
${PROJECT_SOURCE_DIR}/src/nvim ${GENERATED_SYN_VIM}
${PROJECT_SOURCE_DIR}/src/nvim ${GENERATED_SYN_VIM} ${FUNCS_DATA}
DEPENDS
${SYN_VIM_GENERATOR}
${PROJECT_SOURCE_DIR}/src/nvim/ex_cmds.lua
${PROJECT_SOURCE_DIR}/src/nvim/auevents.lua
${PROJECT_SOURCE_DIR}/src/nvim/options.lua
${PROJECT_SOURCE_DIR}/src/nvim/eval.c
${FUNCS_DATA}
)
if(POLICY CMP0054)

29
scripts/geneval.lua
View File

@ -3,6 +3,7 @@ mpack = require('mpack')
local nvimsrcdir = arg[1]
local autodir = arg[2]
local metadata_file = arg[3]
local funcs_file = arg[4]
if nvimsrcdir == '--help' then
print([[
@ -19,20 +20,34 @@ package.path = nvimsrcdir .. '/?.lua;' .. package.path
local funcsfname = autodir .. '/funcs.generated.h'
local funcspipe = io.open(funcsfname .. '.hsh', 'w')
local gperfpipe = io.open(funcsfname .. '.gperf', 'wb')
local funcs = require('eval').funcs
local metadata = mpack.unpack(io.open(arg[3], 'rb'):read("*all"))
for i,fun in ipairs(metadata) do
funcs['api_'..fun.name] = {
args=#fun.parameters,
func='api_wrapper',
data='handle_'..fun.name,
data='&handle_'..fun.name,
}
end
local funcsdata = io.open(funcs_file, 'w')
funcsdata:write(mpack.pack(funcs))
funcsdata:close()
gperfpipe:write([[
%language=ANSI-C
%global-table
%define initializer-suffix ,0,0,NULL,NULL
%define word-array-name functions
%define hash-function-name hash_internal_func_gperf
%define lookup-function-name find_internal_func_gperf
%omit-struct-type
%struct-type
VimLFuncDef;
%%
]])
for name, def in pairs(funcs) do
args = def.args or 0
@ -43,7 +58,7 @@ for name, def in pairs(funcs) do
end
func = def.func or ('f_' .. name)
data = def.data or "NULL"
local val = ('{ %s, %s, &%s, %s }'):format(args[1], args[2], func, data)
funcspipe:write(name .. '\n' .. val .. '\n')
gperfpipe:write(('%s, %s, %s, &%s, (FunPtr)%s\n')
:format(name, args[1], args[2], func, data))
end
funcspipe:close()
gperfpipe:close()

9
scripts/genvimvim.lua
View File

@ -1,3 +1,5 @@
mpack = require('mpack')
if arg[1] == '--help' then
print('Usage: lua genvimvim.lua src/nvim runtime/syntax/vim/generated.vim')
os.exit(0)
@ -5,6 +7,7 @@ end
local nvimsrcdir = arg[1]
local syntax_file = arg[2]
local funcs_file = arg[3]
package.path = nvimsrcdir .. '/?.lua;' .. package.path
@ -23,7 +26,6 @@ end
local options = require('options')
local auevents = require('auevents')
local ex_cmds = require('ex_cmds')
local eval = require('eval')
local cmd_kw = function(prev_cmd, cmd)
if not prev_cmd then
@ -112,9 +114,9 @@ end
w('\n\nsyn case match')
local vimfun_start = 'syn keyword vimFuncName contained '
w('\n\n' .. vimfun_start)
eval_fd = io.open(nvimsrcdir .. '/eval.c', 'r')
funcs = mpack.unpack(io.open(funcs_file):read("*all"))
local started = 0
for name, def in pairs(eval.funcs) do
for name, def in pairs(funcs) do
if name then
if lld.line_length > 850 then
w('\n' .. vimfun_start)
@ -122,7 +124,6 @@ for name, def in pairs(eval.funcs) do
w(' ' .. name)
end
end
eval_fd:close()
w('\n')
syn_fd:close()

106
src/genhash.c
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@ -1,106 +0,0 @@
// Program used to generate static hashes
//
// Uses hashes from khash.h macros library.
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#define USE_LIBC_ALLOCATOR
#include "nvim/lib/khash.h"
KHASH_MAP_INIT_STR(hash, char *)
#define CHECK_FAIL(cond, ...) \
do { \
if (cond) { \
fprintf(stderr, __VA_ARGS__); \
putc('\n', stderr); \
return 1; \
} \
} while (0)
int main(int argc, char **argv)
{
if (argc == 2 && strcmp(argv[1], "--help") == 0) {
puts("Usage:");
puts(" genhash SOURCE TARGET TYPE NAME VALTYPE NULLVAL");
puts("Transforms keys and values in a form \"key\\nval\\n\" into a hash");
puts("literal.");
puts("");
puts("SOURCE is the file name to read keys and values from.");
puts("TARGET is the file name to write to.");
puts("TYPE is the name of the hash type (khash_t argument).");
puts("NAME is the name of the generated hash.");
puts("VALTYPE is the name of the value type.");
puts("NULLVAL is the value used when no value is available.");
return 0;
}
CHECK_FAIL(argc != 7, "Expecting six arguments, got %i.", argc);
const char *const source = argv[1];
const char *const target = argv[2];
const char *const type = argv[3];
const char *const name = argv[4];
const char *const valtype = argv[5];
const char *const nullval = argv[6];
FILE *fin = fopen(source, "r");
CHECK_FAIL(!fin, "Failed to open source: %s.", strerror(errno));
char keybuf[80];
char valbuf[4096];
khash_t(hash) hash = KHASH_EMPTY_TABLE(hash);
while (fgets(keybuf, sizeof(keybuf), fin) != NULL) {
CHECK_FAIL(ferror(fin), "Failed to read key %i from source: %s",
(int) kh_size(&hash), strerror(ferror(fin)));
keybuf[strlen(keybuf) - 1] = 0;
CHECK_FAIL(!fgets(valbuf, sizeof(valbuf), fin),
"Failed to read value for key %i (%s): %s",
(int) kh_size(&hash), keybuf, (ferror(fin)
? strerror(ferror(fin))
: "EOF found"));
valbuf[strlen(valbuf) - 1] = 0;
char *const key_copy = strdup(keybuf);
CHECK_FAIL(!key_copy, "Failed to allocate memory for a key");
int put_ret;
const khiter_t k = kh_put(hash, &hash, key_copy, &put_ret);
CHECK_FAIL(put_ret != 1, "Expecting unused non-empty bucket for key %s",
key_copy);
kh_value(&hash, k) = strdup(valbuf);
CHECK_FAIL(!kh_value(&hash, k), "Failed to allocate memory for a value");
}
CHECK_FAIL(fclose(fin), "Failed to close source: %s", strerror(errno));
FILE *f = fopen(target, "w");
CHECK_FAIL(!f, strerror(errno));
fprintf(f, "static const khash_t(%s) %s = {", type, name);
fprintf(f, " .n_buckets = %i,\n", (int) hash.n_buckets);
fprintf(f, " .size = %i,\n", (int) hash.size);
fprintf(f, " .n_occupied = %i,\n", (int) hash.n_occupied);
fprintf(f, " .upper_bound = %i,\n", (int) hash.upper_bound);
fprintf(f, " .flags = (khint32_t[]) {\n");
for (khint_t i = 0; i < kh_end(&hash); i++) {
fprintf(f, " %i,\n", (int) hash.flags[i]);
}
fprintf(f, " },\n");
fprintf(f, " .keys = (const char*[]) {\n");
for (khint_t i = 0; i < kh_end(&hash); i++) {
if (kh_exist(&hash, i)) {
fprintf(f, " \"%s\",\n", hash.keys[i]);
} else {
fprintf(f, " NULL,\n");
}
}
fprintf(f, " },\n");
fprintf(f, " .vals = (%s[]) {\n", valtype);
for (khint_t i = 0; i < kh_end(&hash); i++) {
fprintf(f, " %s,\n", (kh_exist(&hash, i) ? hash.vals[i] : nullval));
}
fprintf(f, " },\n");
fprintf(f, "};\n");
fclose(f);
return 0;
}

27
src/nvim/CMakeLists.txt
View File

@ -15,12 +15,13 @@ set(DISPATCH_GENERATOR ${PROJECT_SOURCE_DIR}/scripts/gendispatch.lua)
file(GLOB API_HEADERS api/*.h)
file(GLOB MSGPACK_RPC_HEADERS msgpack_rpc/*.h)
set(API_METADATA ${PROJECT_BINARY_DIR}/api_metadata.mpack)
set(FUNCS_DATA ${PROJECT_BINARY_DIR}/funcs_data.mpack)
set(HEADER_GENERATOR ${PROJECT_SOURCE_DIR}/scripts/gendeclarations.lua)
set(GENERATED_INCLUDES_DIR ${PROJECT_BINARY_DIR}/include)
set(GENERATED_API_DISPATCH ${GENERATED_DIR}/api/private/dispatch.c)
set(GENERATED_EX_CMDS_ENUM ${GENERATED_INCLUDES_DIR}/ex_cmds_enum.generated.h)
set(GENERATED_EX_CMDS_DEFS ${GENERATED_DIR}/ex_cmds_defs.generated.h)
set(GENERATED_FUNCS_HASH_INPUT ${GENERATED_DIR}/funcs.generated.h.hsh)
set(GENERATED_FUNCS_HASH_INPUT ${GENERATED_DIR}/funcs.generated.h.gperf)
set(GENERATED_FUNCS ${GENERATED_DIR}/funcs.generated.h)
set(GENERATED_EVENTS_ENUM ${GENERATED_INCLUDES_DIR}/auevents_enum.generated.h)
set(GENERATED_EVENTS_NAMES_MAP ${GENERATED_DIR}/auevents_name_map.generated.h)
@ -39,9 +40,9 @@ set(UNICODEDATA_FILE ${UNICODE_DIR}/UnicodeData.txt)
set(CASEFOLDING_FILE ${UNICODE_DIR}/CaseFolding.txt)
set(EASTASIANWIDTH_FILE ${UNICODE_DIR}/EastAsianWidth.txt)
set(GENERATED_UNICODE_TABLES ${GENERATED_DIR}/unicode_tables.generated.h)
set(GENHASH_SOURCE ${PROJECT_SOURCE_DIR}/src/genhash.c)
include_directories(${GENERATED_DIR})
include_directories(${CACHED_GENERATED_DIR})
include_directories(${GENERATED_INCLUDES_DIR})
file(MAKE_DIRECTORY ${GENERATED_DIR})
@ -118,6 +119,10 @@ endforeach()
if(NOT MSVC)
set_source_files_properties(
${CONV_SOURCES} PROPERTIES COMPILE_FLAGS "${COMPILE_FLAGS} -Wno-conversion")
# gperf generates ANSI-C with incorrect linkage, ignore it.
set_source_files_properties(
eval.c PROPERTIES COMPILE_FLAGS "${COMPILE_FLAGS} -Wno-static-in-inline -Wno-conversion")
endif()
if(DEFINED MIN_LOG_LEVEL)
@ -210,7 +215,6 @@ list(APPEND NEOVIM_GENERATED_SOURCES
"${GENERATED_EVENTS_NAMES_MAP}"
"${GENERATED_OPTIONS}"
"${GENERATED_UNICODE_TABLES}"
"${GENERATED_FUNCS}"
)
add_custom_command(OUTPUT ${GENERATED_EX_CMDS_ENUM} ${GENERATED_EX_CMDS_DEFS}
@ -219,13 +223,18 @@ add_custom_command(OUTPUT ${GENERATED_EX_CMDS_ENUM} ${GENERATED_EX_CMDS_DEFS}
DEPENDS ${EX_CMDS_GENERATOR} ${EX_CMDS_DEFS_FILE}
)
add_custom_command(OUTPUT ${GENERATED_FUNCS}
if(NOT GPERF_PRG)
message(FATAL_ERROR "gperf was not found.")
endif()
add_custom_command(OUTPUT ${GENERATED_FUNCS} ${FUNCS_DATA}
COMMAND ${LUA_PRG} ${FUNCS_GENERATOR}
${PROJECT_SOURCE_DIR}/src/nvim ${GENERATED_DIR} ${API_METADATA}
COMMAND $<TARGET_FILE:genhash>
${GENERATED_FUNCS_HASH_INPUT} ${GENERATED_FUNCS} functions functions VimLFuncDef "NOFUNC"
DEPENDS ${FUNCS_GENERATOR} ${EVAL_DEFS_FILE} ${API_METADATA} genhash
${PROJECT_SOURCE_DIR}/src/nvim ${GENERATED_DIR} ${API_METADATA} ${FUNCS_DATA}
COMMAND ${GPERF_PRG}
${GENERATED_FUNCS_HASH_INPUT} --output-file=${GENERATED_FUNCS}
DEPENDS ${FUNCS_GENERATOR} ${EVAL_DEFS_FILE} ${API_METADATA}
)
list(APPEND NEOVIM_GENERATED_SOURCES
"${GENERATED_FUNCS}")
add_custom_command(OUTPUT ${GENERATED_EVENTS_ENUM} ${GENERATED_EVENTS_NAMES_MAP}
COMMAND ${LUA_PRG} ${EVENTS_GENERATOR}
@ -293,8 +302,6 @@ if(WIN32)
DESTINATION ${CMAKE_INSTALL_BINDIR})
endif()
add_executable(genhash ${GENHASH_SOURCE} ${NEOVIM_HEADERS})
if(CLANG_ASAN_UBSAN)
message(STATUS "Enabling Clang address sanitizer and undefined behavior sanitizer for nvim.")
check_c_compiler_flag(-fno-sanitize-recover=all SANITIZE_RECOVER_ALL)

772
src/nvim/eval.c
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File diff suppressed because it is too large Load Diff

34
src/nvim/eval.lua
View File

@ -15,7 +15,7 @@ end
return {
funcs={
abs={args=1},
acos={args=1}, -- WJMc
acos={args=1, func="float_op_wrapper", data="&acos"}, -- WJMc
add={args=2},
['and']={args=2},
api_info={},
@ -24,7 +24,7 @@ return {
argidx={},
arglistid={args={0, 2}},
argv={args={0, 1}},
asin={args=1}, -- WJMc
asin={args=1, func="float_op_wrapper", data="&asin"}, -- WJMc
assert_equal={args={2, 3}},
assert_exception={args={1, 2}},
assert_fails={args={1, 2}},
@ -33,7 +33,7 @@ return {
assert_notequal={args={2, 3}},
assert_notmatch={args={2, 3}},
assert_true={args={1, 2}},
atan={args=1, func="float_op_wrapper", data="atan"},
atan={args=1, func="float_op_wrapper", data="&atan"},
atan2={args=2},
browse={args=4},
browsedir={args=2},
@ -50,7 +50,7 @@ return {
byteidx={args=2},
byteidxcomp={args=2},
call={args={2, 3}},
ceil={args=1},
ceil={args=1, func="float_op_wrapper", data="&ceil"},
changenr={},
char2nr={args={1, 2}},
cindent={args=1},
@ -61,8 +61,8 @@ return {
complete_check={},
confirm={args={1, 4}},
copy={args=1},
cos={args=1},
cosh={args=1},
cos={args=1, func="float_op_wrapper", data="&cos"},
cosh={args=1, func="float_op_wrapper", data="&cosh"},
count={args={2, 4}},
cscope_connection={args={0, 3}},
cursor={args={1, 3}},
@ -81,7 +81,7 @@ return {
execute={args=1},
exepath={args=1},
exists={args=1},
exp={args=1},
exp={args=1, func="float_op_wrapper", data="&exp"},
expand={args={1, 3}},
extend={args={2, 3}},
feedkeys={args={1, 2}},
@ -92,7 +92,7 @@ return {
finddir={args={1, 3}},
findfile={args={1, 3}},
float2nr={args=1},
floor={args=1},
floor={args=1, func="float_op_wrapper", data="&floor"},
fmod={args=2},
fnameescape={args=1},
fnamemodify={args=2},
@ -184,8 +184,8 @@ return {
line2byte={args=1},
lispindent={args=1},
localtime={},
log={args=1},
log10={args=1},
log={args=1, func="float_op_wrapper", data="&log"},
log10={args=1, func="float_op_wrapper", data="&log10"},
map={args=2},
maparg={args={1, 4}},
mapcheck={args={1, 3}},
@ -223,7 +223,7 @@ return {
['repeat']={args=2},
resolve={args=1},
reverse={args=1},
round={args=1},
round={args=1, func="float_op_wrapper", data="&round"},
rpcnotify={args=varargs(2)},
rpcrequest={args=varargs(2)},
rpcstart={args={1, 2}},
@ -257,14 +257,14 @@ return {
shellescape={args={1, 2}},
shiftwidth={},
simplify={args=1},
sin={args=1},
sinh={args=1},
sin={args=1, func="float_op_wrapper", data="&sin"},
sinh={args=1, func="float_op_wrapper", data="&sinh"},
sort={args={1, 3}},
soundfold={args=1},
spellbadword={args={0, 1}},
spellsuggest={args={1, 3}},
split={args={1, 3}},
sqrt={args=1},
sqrt={args=1, func="float_op_wrapper", data="&sqrt"},
str2float={args=1},
str2nr={args={1, 2}},
strchars={args={1,2}},
@ -291,8 +291,8 @@ return {
tabpagewinnr={args={1, 2}},
tagfiles={},
taglist={args=1},
tan={args=1},
tanh={args=1},
tan={args=1, func="float_op_wrapper", data="&tan"},
tanh={args=1, func="float_op_wrapper", data="&tanh"},
tempname={},
termopen={args={1, 2}},
test={args=1},
@ -301,7 +301,7 @@ return {
tolower={args=1},
toupper={args=1},
tr={args=3},
trunc={args=1},
trunc={args=1, func="float_op_wrapper", data="&trunc"},
type={args=1},
undofile={args=1},
undotree={},

41
src/nvim/lib/khash.h
View File

@ -130,9 +130,7 @@ int main() {
#include <limits.h>
#include <stdint.h>
#ifndef USE_LIBC_ALLOCATOR
# include "nvim/memory.h"
#endif
#include "nvim/memory.h"
#include "nvim/func_attr.h"
@ -173,32 +171,17 @@ typedef khint_t khiter_t;
#define kroundup32(x) (--(x), (x)|=(x)>>1, (x)|=(x)>>2, (x)|=(x)>>4, (x)|=(x)>>8, (x)|=(x)>>16, ++(x))
#endif
#ifdef USE_LIBC_ALLOCATOR
# ifndef kcalloc
# define kcalloc(N,Z) calloc(N,Z)
# endif
# ifndef kmalloc
# define kmalloc(Z) malloc(Z)
# endif
# ifndef krealloc
# define krealloc(P,Z) realloc(P,Z)
# endif
# ifndef kfree
# define kfree(P) free(P)
# endif
#else
# ifndef kcalloc
# define kcalloc(N,Z) xcalloc(N,Z)
# endif
# ifndef kmalloc
# define kmalloc(Z) xmalloc(Z)
# endif
# ifndef krealloc
# define krealloc(P,Z) xrealloc(P,Z)
# endif
# ifndef kfree
# define kfree(P) xfree(P)
# endif
#ifndef kcalloc
#define kcalloc(N,Z) xcalloc(N,Z)
#endif
#ifndef kmalloc
#define kmalloc(Z) xmalloc(Z)
#endif
#ifndef krealloc
#define krealloc(P,Z) xrealloc(P,Z)
#endif
#ifndef kfree
#define kfree(P) xfree(P)
#endif
#define __ac_HASH_UPPER 0.77

13
third-party/CMakeLists.txt vendored
View File

@ -32,6 +32,12 @@ option(USE_BUNDLED_LUV "Use the bundled version of luv." ${USE_BUNDLED})
# build it unless explicitly requested
option(USE_BUNDLED_LUA "Use the bundled version of lua." OFF)
if(USE_BUNDLED AND (NOT WIN32))
option(USE_BUNDLED_GPERF "Use the bundled version of gperf." ON)
else()
option(USE_BUNDLED_GPERF "Use the bundled version of gperf." OFF)
endif()
option(USE_EXISTING_SRC_DIR "Skip download of deps sources in case of existing source directory." OFF)
if(UNIX)
@ -111,6 +117,9 @@ set(JEMALLOC_SHA256 5630650d5c1caab95d2f0898de4fe5ab8519dc680b04963b38bb425ef6a4
set(LUV_URL https://github.com/luvit/luv/archive/146f1ce4c08c3b67f604c9ee1e124b1cf5c15cf3.tar.gz)
set(LUV_SHA256 3d537f8eb9fa5adb146a083eae22af886aee324ec268e2aa0fa75f2f1c52ca7a)
set(GPERF_URL http://ftp.gnu.org/pub/gnu/gperf/gperf-3.0.4.tar.gz)
set(GPERF_SHA256 767112a204407e62dbc3106647cf839ed544f3cf5d0f0523aaa2508623aad63e)
if(USE_BUNDLED_UNIBILIUM)
include(BuildUnibilium)
endif()
@ -151,6 +160,10 @@ if(USE_BUNDLED_LUV)
include(BuildLuv)
endif()
if(USE_BUNDLED_GPERF)
include(BuildGperf)
endif()
add_custom_target(clean-shared-libraries
COMMAND ${CMAKE_COMMAND}
-DREMOVE_FILE_GLOB=${DEPS_INSTALL_DIR}/lib/${CMAKE_SHARED_LIBRARY_PREFIX}*${CMAKE_SHARED_LIBRARY_SUFFIX}*

51
third-party/cmake/BuildGperf.cmake vendored Normal file
View File

@ -0,0 +1,51 @@
# Gperf recipe. Gperf is only required when building Neovim, when
# cross compiling we still want to build for the HOST system, whenever
# writing a recipe that is meant for cross-compile, use the HOSTDEPS_* variables
# instead of DEPS_* - check the main CMakeLists.txt for a list.
# BuildGperf(CONFIGURE_COMMAND ... BUILD_COMMAND ... INSTALL_COMMAND ...)
# Reusable function to build Gperf, wraps ExternalProject_Add.
# Failing to pass a command argument will result in no command being run
function(BuildGperf)
cmake_parse_arguments(_gperf
""
""
"CONFIGURE_COMMAND;BUILD_COMMAND;INSTALL_COMMAND"
${ARGN})
if(NOT _gperf_CONFIGURE_COMMAND AND NOT _gperf_BUILD_COMMAND
AND NOT _gperf_INSTALL_COMMAND)
message(FATAL_ERROR "Must pass at least one of CONFIGURE_COMMAND, BUILD_COMMAND, INSTALL_COMMAND")
endif()
ExternalProject_Add(gperf
PREFIX ${DEPS_BUILD_DIR}
URL ${GPERF_URL}
DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/gperf
DOWNLOAD_COMMAND ${CMAKE_COMMAND}
-DPREFIX=${DEPS_BUILD_DIR}
-DDOWNLOAD_DIR=${DEPS_DOWNLOAD_DIR}/gperf
-DURL=${GPERF_URL}
-DEXPECTED_SHA256=${GPERF_SHA256}
-DTARGET=gperf
-DUSE_EXISTING_SRC_DIR=${USE_EXISTING_SRC_DIR}
-P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/DownloadAndExtractFile.cmake
BUILD_IN_SOURCE 1
CONFIGURE_COMMAND "${_gperf_CONFIGURE_COMMAND}"
BUILD_COMMAND "${_gperf_BUILD_COMMAND}"
INSTALL_COMMAND "${_gperf_INSTALL_COMMAND}")
endfunction()
set(GPERF_BUILDARGS CC=${HOSTDEPS_C_COMPILER} LD=${HOSTDEPS_C_COMPILER})
if(UNIX OR (MINGW AND CMAKE_CROSSCOMPILING))
BuildGperf(
CONFIGURE_COMMAND ${DEPS_BUILD_DIR}/src/gperf/configure
--prefix=${HOSTDEPS_INSTALL_DIR}
INSTALL_COMMAND ${MAKE_PRG} install)
else()
message(FATAL_ERROR "Trying to build gperf in an unsupported system ${CMAKE_SYSTEM_NAME}/${CMAKE_C_COMPILER_ID}")
endif()