empathicqubit/lsnes
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Build: Fast global need-rebuild detection

Browse source
This commit is contained in:
Ilari Liusvaara 2013-12-19 02:32:20 +02:00
parent f89395dbc1
commit 8383dbe580
26 changed files with 197 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
.gitignore vendored
View file

@ -3,6 +3,7 @@
*.lib
*.obj
*.exe
*.dep
*.ldflags
*.files
docs

4
Makefile
View file

@ -63,13 +63,15 @@ bsnes/out/libsnes.$(ARCHIVE_SUFFIX): forcelook
$(REALRANLIB) bsnes/out/libsnes.$(ARCHIVE_SUFFIX)
src/__all_files__: src/core/version.cpp forcelook
src/__all_files__: src/core/version.cpp buildaux/mkdeps.exe forcelook
$(MAKE) -C src precheck
$(MAKE) -C src
cp src/lsnes$(DOT_EXECUTABLE_SUFFIX) .
buildaux/version.exe: buildaux/version.cpp VERSION
$(HOSTCC) $(HOSTCCFLAGS) -o $@ $<
buildaux/mkdeps.exe: buildaux/mkdeps.cpp VERSION
$(HOSTCC) $(HOSTCCFLAGS) -o $@ $< -lboost_filesystem -lboost_system
src/core/version.cpp: buildaux/version.exe forcelook
buildaux/version.exe >$@

106
buildaux/mkdeps.cpp Normal file
View file

@ -0,0 +1,106 @@
#include <boost/filesystem.hpp>
#include <sys/time.h>
#include <fstream>
#include <cctype>
#include <set>
#include <map>
#include <iostream>
#include <string>
namespace boost_fs = boost::filesystem;
std::string search_include(const std::list<std::string>& searchpath, const std::string& filename,
const std::string& ref_by)
{
size_t p = ref_by.find_last_of("/");
if(p < ref_by.length()) {
std::string i = ref_by;
i = i.substr(0, p);
std::string real_fn = i + "/" + filename;
boost_fs::path p(real_fn);
if(boost_fs::exists(p) && boost_fs::is_regular_file(p))
return real_fn;
}
for(auto& i : searchpath) {
std::string real_fn = i + "/" + filename;
boost_fs::path p(real_fn);
if(boost_fs::exists(p) && boost_fs::is_regular_file(p))
return real_fn;
}
std::cerr << "WARNING: Include file '" << filename << "' not found." << std::endl;
return "";
}
time_t get_timestamp(const std::string& path)
{
boost_fs::path p(path);
if(!boost_fs::exists(p)) return 0;
return boost_fs::last_write_time(p);
}
time_t recursive_scan(const std::list<std::string>& searchpath, const std::string& filename,
std::map<std::string, time_t>& scanned)
{
if(filename == "")
return 0;
if(scanned.count(filename))
return 0;
std::ifstream fp(filename);
if(!fp) {
std::cerr << "WARNING: File '" << filename << "' can't be opened." << std::endl;
return 0;
}
time_t newest = get_timestamp(filename);
scanned[filename] = newest;
std::string tmp;
while(std::getline(fp, tmp)) {
if(tmp.length() > 0 && tmp[0] == '#') {
//Possibly include.
std::string included;
if(strncmp(tmp.c_str(), "#include", 8))
continue;
size_t ptr = 8;
while(ptr < tmp.length() && isspace((unsigned char)tmp[ptr]))
ptr++;
if(ptr == tmp.length())
continue;
if(tmp[ptr] != '\"')
continue;
size_t iptr = ++ptr;
while(ptr < tmp.length() && tmp[ptr] != '\"')
ptr++;
if(ptr == tmp.length())
continue;
included = tmp.substr(iptr, ptr - iptr);
newest = std::max(newest, recursive_scan(searchpath, search_include(searchpath, included,
filename), scanned));
}
}
return newest;
}
int main(int argc, char** argv)
{
std::list<std::string> searchpath;
std::list<std::string> files;
bool step = false;
for(int i = 1; i < argc; i++) {
if(!step && !strcmp(argv[i], "--"))
step = true;
else if(!step)
searchpath.push_back(argv[i]);
else
files.push_back(argv[i]);
}
searchpath.push_back(".");
for(auto& i : files) {
std::map<std::string, time_t> x;
time_t t = recursive_scan(searchpath, i, x);
if(get_timestamp(i + ".dep") < t) {
std::ofstream y(i + ".dep");
for(auto& j : x)
y << j.second << " " << j.first << std::endl;
}
}
return 0;
}

2
src/Makefile
View file

@ -78,6 +78,7 @@ lsnes$(DOT_EXECUTABLE_SUFFIX): __all_common__.files __all_platform__.files
precheck:
$(MAKE) -C core precheck
$(MAKE) -C emulation precheck
$(MAKE) -C fonts precheck
$(MAKE) -C interface precheck
$(MAKE) -C library precheck
$(MAKE) -C lua precheck
@ -87,6 +88,7 @@ precheck:
clean:
rm -f *.$(OBJECT_SUFFIX) *.ldflags
find . -name "*.dep" -exec rm -f {} \;
$(MAKE) -C core clean
$(MAKE) -C emulation clean
$(MAKE) -C fonts clean

3
src/core/Makefile
View file

@ -6,10 +6,11 @@ __all__.files: $(OBJECTS)
lua ../genfilelist.lua $^ >$@
touch __all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../include
precheck:
../../buildaux/mkdeps.exe ../../include -- *.cpp
@true
clean:

3
src/emulation/bsnes-legacy/Makefile
View file

@ -38,7 +38,7 @@ __all__.files: $(OBJECTS) ../../../$(BSNES_LIBRARY)
ports.inc: ports.json ../make-ports.exe
../make-ports.exe <$< >$@
%.$(OBJECT_SUFFIX): %.cpp ports.inc
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep ports.inc
$(REALCC) -c -o $@ $< -I../../../include -I../../../bsnes $(CFLAGS) $(BSNES_CFLAGS)
else
@ -53,6 +53,7 @@ forcelook:
@true
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
clean:

3
src/emulation/gambatte/Makefile
View file

@ -18,7 +18,7 @@ __all__.files: $(OBJECTS) ../../../$(GAMBATTE_LIBRARY)
ports.inc: ports.json ../make-ports.exe
../make-ports.exe <$< >$@
%.$(OBJECT_SUFFIX): %.cpp ports.inc
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep ports.inc
$(REALCC) -c -o $@ $< -I../../../include -I../../../gambatte $(CFLAGS) $(GAMBATTE_CFLAGS)
else
@ -34,6 +34,7 @@ forcelook:
@true
precheck:
../../../buildaux/mkdeps.exe ../../../include ../../../gambatte -- *.cpp
@true
clean:

3
src/emulation/sky/Makefile
View file

@ -6,13 +6,14 @@ __all__.files: $(OBJECTS)
lua ../../genfilelist.lua $^ >$@
echo >__all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../../include -I. $(CFLAGS)
forcelook:
@true
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
clean:

3
src/emulation/test/Makefile
View file

@ -9,13 +9,14 @@ __all__.files: $(OBJECTS)
ports.inc: ports.json ../make-ports.exe
../make-ports.exe <$< >$@
%.$(OBJECT_SUFFIX): %.cpp ports.inc
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep ports.inc
$(REALCC) -c -o $@ $< -I../../../include -I../../../gambatte $(CFLAGS)
forcelook:
@true
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
clean:

9
src/fonts/Makefile
View file

@ -8,16 +8,21 @@ __all__.files: $(OBJECTS)
.PRECIOUS: font.$(OBJECT_SUFFIX) font.cpp
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../include
font.cpp : $(FONT_SRC)
font.cpp font.cpp.dep: $(FONT_SRC)
echo "extern const char* font_hex_data;" >font.cpp
echo "const char* font_hex_data = " >>font.cpp
sed -E -f fonttransform.sed <$^ >>font.cpp
echo ";" >>font.cpp
touch font.cpp.dep
precheck:
../../buildaux/mkdeps.exe ../../include -- *.cpp
@true
forcelook:
@true
clean:

6
src/interface/Makefile
View file

@ -6,10 +6,14 @@ __all__.files: $(OBJECTS)
lua ../genfilelist.lua $^ >$@
touch __all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../include
precheck:
../../buildaux/mkdeps.exe ../../include -- *.cpp
@true
forcelook:
@true
clean:

6
src/library/Makefile
View file

@ -6,10 +6,14 @@ __all__.files: $(OBJECTS)
lua ../genfilelist.lua $^ >$@
touch __all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../include/library
precheck:
../../buildaux/mkdeps.exe ../../include/library -- *.cpp
@true
forcelook:
@true
clean:

4
src/library/skein.cpp
View file

@ -204,8 +204,8 @@ void skein_hash::read(uint8_t* output)
#ifdef TEST_SKEIN_CODE
#define SKEIN_DEBUG
#include "skein.h"
#include "skein_debug.h"
#include <skein.h>
#include <skein_debug.h>

6
src/lua/Makefile
View file

@ -6,10 +6,14 @@ __all__.files: $(OBJECTS)
lua ../genfilelist.lua $^ >$@
echo >__all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../include $(CFLAGS)
precheck:
../../buildaux/mkdeps.exe ../../include -- *.cpp
@true
forcelook:
@true
clean:

6
src/platform/evdev/Makefile
View file

@ -10,10 +10,14 @@ __all__.files: $(OBJECTS)
lua ../../genfilelist.lua $^ >$@
touch __all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../../include $(CFLAGS)
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
forcelook:
@true
clean:

6
src/platform/libao/Makefile
View file

@ -12,10 +12,14 @@ __all__.files: $(OBJECTS)
lua ../../genfilelist.lua $^ >$@
echo $(PA_LDFLAGS) >__all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../../include $(CFLAGS) $(PA_CFLAGS)
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
forcelook:
@true
clean:

8
src/platform/macosx/Makefile
View file

@ -10,13 +10,17 @@ __all__.files: $(OBJECTS)
lua ../../genfilelist.lua $^ >$@
touch __all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../../include $(CFLAGS)
%.$(OBJECT_SUFFIX): %.c
%.$(OBJECT_SUFFIX): %.c %c.dep
$(REALCC) -DSDL_JOYSTICK_IOKIT -x c --std=gnu99 -c -o $@ $< $(CSTDFLAGS)
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp *.c
@true
forcelook:
@true
clean:

6
src/platform/portaudio/Makefile
View file

@ -13,10 +13,14 @@ __all__.files: $(OBJECTS)
lua ../../genfilelist.lua $^ >$@
echo $(PA_LDFLAGS) >__all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../../include $(CFLAGS) $(PA_CFLAGS)
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
forcelook:
@true
clean:

6
src/platform/win32mm/Makefile
View file

@ -10,10 +10,14 @@ __all__.files: $(OBJECTS)
lua ../../genfilelist.lua $^ >$@
touch __all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../../include $(CFLAGS)
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
forcelook:
@true
clean:

6
src/platform/wxwidgets/Makefile
View file

@ -20,10 +20,14 @@ __all__.files: $(OBJECTS)
lua ../../genfilelist.lua $^ >$@
echo $(WXW_LDFLAGS) >__all__.ldflags
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../../include $(CFLAGS) $(WXW_CFLAGS)
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
@true
forcelook:
@true
clean:

7
src/util/Makefile
View file

@ -5,11 +5,14 @@ OBJECTS=$(patsubst %.cpp,%.$(OBJECT_SUFFIX),$(wildcard *.cpp))
__all_files__: $(OBJECTS)
@true
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) -c -o $@ $< -I../../include $(CFLAGS)
touch $(patsubst %.$(OBJECT_SUFFIX),%.ldflags,$^)
precheck:
../../buildaux/mkdeps.exe ../../include -- *.cpp
@true
forcelook:
@true
clean:

3
src/video/Makefile
View file

@ -14,13 +14,14 @@ __all__.files: avi/__all__.files $(OBJECTS)
avi/__all__.files: forcelook
$(MAKE) -C avi
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../include $(AVI_CFLAGS)
forcelook:
@true
precheck:
../../buildaux/mkdeps.exe ../../include -- *.cpp
$(MAKE) -C avi precheck
clean:

3
src/video/avi/Makefile
View file

@ -8,13 +8,14 @@ __all__.files: codec/__all__.files $(OBJECTS)
codec/__all__.files: forcelook
$(MAKE) -C codec
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../../include
forcelook:
@true
precheck:
../../../buildaux/mkdeps.exe ../../../include -- *.cpp
$(MAKE) -C codec precheck
clean:

2
src/video/avi/codec/Makefile
View file

@ -11,7 +11,7 @@ audio/__all__.files: forcelook
video/__all__.files: forcelook
$(MAKE) -C video
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../include
forcelook:

6
src/video/avi/codec/audio/Makefile
View file

@ -5,10 +5,14 @@ OBJECTS=$(patsubst %.cpp,%.$(OBJECT_SUFFIX),$(wildcard *.cpp))
__all__.files: $(OBJECTS)
lua ../../../../genfilelist.lua $^ >$@
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../../../../include
precheck:
../../../../../buildaux/mkdeps.exe ../../../../../include -- *.cpp
@true
forcelook:
@true
clean:

6
src/video/avi/codec/video/Makefile
View file

@ -5,10 +5,14 @@ OBJECTS=$(patsubst %.cpp,%.$(OBJECT_SUFFIX),$(wildcard *.cpp))
__all__.files: $(OBJECTS)
lua ../../../../genfilelist.lua $^ >$@
%.$(OBJECT_SUFFIX): %.cpp
%.$(OBJECT_SUFFIX): %.cpp %.cpp.dep
$(REALCC) $(CFLAGS) -c -o $@ $< -I../../../../../include
precheck:
../../../../../buildaux/mkdeps.exe ../../../../../include -- *.cpp
@true
forcelook:
@true
clean: