printf_round, list_sort

This commit is contained in:
Kolan Sh 2011-08-11 14:45:20 +04:00
parent 07cec491fe
commit 0ba66324e3
4 changed files with 259 additions and 0 deletions

102
c/printf_round/Makefile Normal file
View File

@ -0,0 +1,102 @@
# This file is generated with smake.sh.
# You can use this make file with instruction make to
# use one of build mode: debug, profile, develop, release.
# No need to call make clean if You make with other mode,
# because the Makefile containes rules for automatically clean.
# Some usage examples:
# make # default mode is debug
# CFLAGS="-O2 -march=core2 -mtune=core2 --msse4.1 mfpmath=sse -fomit-frame-pointer -pipe" LDFLAGS="-Wl,-O1 -Wl,-ass-needed" make mode=develop
# CFLAGS="-O2 -march=amdfam10 -mtune=amdfam10 -msse4a --mfpmath=sse -fomit-frame-pointer -pipe" LDFLAGS="-Wl,-O1 -Wl,--as-needed" make mode=profile
# CFLAGS="-O2 -march=k6-2 -mtune=k6-2 -m3dnow --mfpmath=387 -fomit-frame-pointer -pipe" LDFLAGS="-Wl,-O1 -Wl,--as-needed" make mode=release
# Report bugs to <mecareful@gmail.com>
#_________________________________
# ENVIRONMENT |
#________________________________|
CC=cc
CXX=c++
LIBRARIES=
TARGET0=printf_round
TARGET= $(TARGET0)
INCLUDE1=$(HOME)/projects/include
INCLUDE2=/usr/local/include
INCLUDE=-I$(INCLUDE1) -I$(INCLUDE2)
#________________________________________
# BUILD SCRIPT (don't change) |
#_______________________________________|
ifeq ($(mode),)
mode = debug
endif
ifeq ($(mode),debug)
CFLAGS := -O0 -g -std=gnu99 -pedantic -Wextra -Wconversion $(CFLAGS)
LDFLAGS := $(LDFLAGS)
endif
ifeq ($(mode),profile)
CFLAGS := -O0 -g -p -ftest-coverage -Wcoverage-mismatch $(CFLAGS)
LDFLAGS := -g -p $(LDFLAGS)
endif
ifeq ($(mode),develop)
CFLAGS := -O2 -g $(CFLAGS)
LDFLAGS := -O1 $(LDFLAGS)
endif
ifeq ($(mode),release)
CFLAGS := -O2 $(CFLAGS)
LDFLAGS := -O1 $(LDFLAGS)
endif
CFLAGS += -Wall
LDFLAGS += -Wall $(LIBRARIES)
all: change_make_options $(TARGET)
ifneq ($(mode),debug)
ifneq ($(mode),profile)
ifneq ($(mode),develop)
ifneq ($(mode),release)
@echo "Invalid build mode."
@echo "Please use 'make mode=release', 'make mode=develop', 'make mode=profile' or 'make mode=debug'"
@exit 1
endif
endif
endif
endif
@echo ".........................."
@echo "Building on "$(mode)" mode "
@echo "CFLAGS=$(CFLAGS)"
@echo "LDFLAGS=$(LDFLAGS)"
@echo ".........................."
OLD_BUILD_MODE=$(shell grep ^MODE make_options.out 2>/dev/null | sed 's~^MODE=~~')
OLD_BUILD_CFLAGS=$(shell grep ^CFLAGS make_options.out 2>/dev/null | sed 's~^CFLAGS=~~')
OLD_BUILD_LDFLAGS=$(shell grep ^LDFLAGS make_options.out 2>/dev/null | sed 's~^LDFLAGS=~~')
change_make_options:
ifneq ($(mode)|$(CFLAGS)|$(LDFLAGS), $(OLD_BUILD_MODE)|$(OLD_BUILD_CFLAGS)|$(OLD_BUILD_LDFLAGS))
@echo CLEANING...
@make clean &>/dev/null
@echo "MODE=$(mode)" > make_options.out
@echo "CFLAGS=$(CFLAGS)" >> make_options.out
@echo "LDFLAGS=$(LDFLAGS)" >> make_options.out
endif
%.o :
$(CC) -c $(CFLAGS) $(INCLUDE) -o $@ $<
clean:
$(RM) *.o *.out callgrind.out.* *.gcno $(TARGET)
.PHONY: all change_make_options clean
#_________________________________
# R U L E S |
#________________________________|
target_objs0 = \
printf_round.o
$(TARGET0): $(target_objs0)
$(CC) $(LDFLAGS) -o $@ $(target_objs0)
printf_round.o: \
printf_round.c

View File

@ -0,0 +1,9 @@
#include <stdio.h>
int main(void)
{
long double tmp = 4.1 * 0.25 - 1;
tmp = 0.025;
printf("%.20lf\n", tmp);
}

102
cpp/list_sort/Makefile Normal file
View File

@ -0,0 +1,102 @@
# This file is generated with smake.sh.
# You can use this make file with instruction make to
# use one of build mode: debug, profile, develop, release.
# No need to call make clean if You make with other mode,
# because the Makefile containes rules for automatically clean.
# Some usage examples:
# make # default mode is debug
# CFLAGS="-O2 -march=core2 -mtune=core2 --msse4.1 mfpmath=sse -fomit-frame-pointer -pipe" LDFLAGS="-Wl,-O1 -Wl,-ass-needed" make mode=develop
# CFLAGS="-O2 -march=amdfam10 -mtune=amdfam10 -msse4a --mfpmath=sse -fomit-frame-pointer -pipe" LDFLAGS="-Wl,-O1 -Wl,--as-needed" make mode=profile
# CFLAGS="-O2 -march=k6-2 -mtune=k6-2 -m3dnow --mfpmath=387 -fomit-frame-pointer -pipe" LDFLAGS="-Wl,-O1 -Wl,--as-needed" make mode=release
# Report bugs to <mecareful@gmail.com>
#_________________________________
# ENVIRONMENT |
#________________________________|
CC=cc
CXX=c++
LIBRARIES=-lstdc++
TARGET0=list_sort
TARGET= $(TARGET0)
INCLUDE1=$(HOME)/projects/include
INCLUDE2=/usr/local/include
INCLUDE=-I$(INCLUDE1) -I$(INCLUDE2)
#________________________________________
# BUILD SCRIPT (don't change) |
#_______________________________________|
ifeq ($(mode),)
mode = debug
endif
ifeq ($(mode),debug)
CFLAGS := -O0 -g -std=gnu99 -pedantic -Wextra -Wconversion $(CFLAGS)
LDFLAGS := $(LDFLAGS)
endif
ifeq ($(mode),profile)
CFLAGS := -O0 -g -p -ftest-coverage -Wcoverage-mismatch $(CFLAGS)
LDFLAGS := -g -p $(LDFLAGS)
endif
ifeq ($(mode),develop)
CFLAGS := -O2 -g $(CFLAGS)
LDFLAGS := -O1 $(LDFLAGS)
endif
ifeq ($(mode),release)
CFLAGS := -O2 $(CFLAGS)
LDFLAGS := -O1 $(LDFLAGS)
endif
CFLAGS += -Wall
LDFLAGS += -Wall $(LIBRARIES)
all: change_make_options $(TARGET)
ifneq ($(mode),debug)
ifneq ($(mode),profile)
ifneq ($(mode),develop)
ifneq ($(mode),release)
@echo "Invalid build mode."
@echo "Please use 'make mode=release', 'make mode=develop', 'make mode=profile' or 'make mode=debug'"
@exit 1
endif
endif
endif
endif
@echo ".........................."
@echo "Building on "$(mode)" mode "
@echo "CFLAGS=$(CFLAGS)"
@echo "LDFLAGS=$(LDFLAGS)"
@echo ".........................."
OLD_BUILD_MODE=$(shell grep ^MODE make_options.out 2>/dev/null | sed 's~^MODE=~~')
OLD_BUILD_CFLAGS=$(shell grep ^CFLAGS make_options.out 2>/dev/null | sed 's~^CFLAGS=~~')
OLD_BUILD_LDFLAGS=$(shell grep ^LDFLAGS make_options.out 2>/dev/null | sed 's~^LDFLAGS=~~')
change_make_options:
ifneq ($(mode)|$(CFLAGS)|$(LDFLAGS), $(OLD_BUILD_MODE)|$(OLD_BUILD_CFLAGS)|$(OLD_BUILD_LDFLAGS))
@echo CLEANING...
@make clean &>/dev/null
@echo "MODE=$(mode)" > make_options.out
@echo "CFLAGS=$(CFLAGS)" >> make_options.out
@echo "LDFLAGS=$(LDFLAGS)" >> make_options.out
endif
%.o :
$(CC) -c $(CFLAGS) $(INCLUDE) -o $@ $<
clean:
$(RM) *.o *.out callgrind.out.* *.gcno $(TARGET)
.PHONY: all change_make_options clean
#_________________________________
# R U L E S |
#________________________________|
target_objs0 = \
list_sort.o
$(TARGET0): $(target_objs0)
$(CC) $(LDFLAGS) -o $@ $(target_objs0)
list_sort.o: \
list_sort.cpp

View File

@ -0,0 +1,46 @@
#include <iostream>
#include <algorithm>
#include <cstdlib>
#include <list>
#include <string>
bool str_num_cmp(const std::string& s1, const std::string& s2)
{
return atoi(s1.c_str()) < atoi(s2.c_str()) ? true : false;
}
void show_list(const std::list<std::string> lst)
{
for (std::list<std::string>::const_iterator it = lst.begin();
it != lst.end();
it++)
std::cout << it->c_str() << " " << std::endl;
}
int main(void)
{
char *arr[] = {
"324", "2133", "938", "202", "199", "200"
};
std::list<std::string> lst;
for (size_t i = 0, max_i = sizeof(arr) / sizeof(char *); i < max_i; i++)
lst.push_back(arr[i]);
std::cout << "Not sorted:" << std::endl;
show_list(lst);
lst.sort();
std::cout << "Standart sorted:" << std::endl;
show_list(lst);
lst.sort(str_num_cmp);
std::cout << "str_num_cmp sorted:" << std::endl;
show_list(lst);
return EXIT_SUCCESS;
}