From: Jérôme Benoit Date: Tue, 30 May 2017 14:18:00 +0000 (+0200) Subject: IML TD first commit X-Git-Url: https://git.piment-noir.org/?p=TD_IML.git;a=commitdiff_plain;h=9a6251d3c0f454f46a1444e4bab375ab2210b986 IML TD first commit Signed-off-by: Jérôme Benoit --- 9a6251d3c0f454f46a1444e4bab375ab2210b986 diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..03fd390 --- /dev/null +++ b/.gitignore @@ -0,0 +1,22 @@ +td* +*.static +*.dynamic +# for cygwin +*.exe + +*.o + +*.so +*.a +# for cygwin +*.dll +*.dll.a + +# editor trash +*.swp +*~ + +.build + +thumbs.db +*.DS_Store diff --git a/TD1/Makefile b/TD1/Makefile new file mode 100644 index 0000000..69a544d --- /dev/null +++ b/TD1/Makefile @@ -0,0 +1,79 @@ +# Sample Makefile to build simple project. +# +# This Makefile expect all source files (.c) to be at the same level, in the +# current working directory. +# +# It will automatically generate dependencies, compile all files, and produce a +# binary using the provided name. +# +# Set BINARY_NAME to the name of the binary file to build. +# Set BUILD_TYPE to either debug or release +# +# Automatic dependencies code from: +# http://make.mad-scientist.net/papers/advanced-auto-dependency-generation/#tldr +BINARY_NAME=td1 +BUILD_TYPE=debug + +# ==================================== +# DO NOT CHANGE STUFF BEYOND THIS LINE +# ==================================== + +all: $(BINARY_NAME) + +CC=gcc +LD=gcc + +WARN_FLAGS = -Wall -Wextra +STD_FLAG = -std=c11 + +ifeq ($(BUILD_TYPE),debug) +BUILDDIR := .build/debug +DEBUG_FLAG = -g +STRIP_FLAG = +OPTI_FLAG = -O0 +else +BUILDDIR := .build/release +DEBUG_FLAG = +STRIP_FLAG = -s +OPTI_FLAG = -O3 +endif + +CFLAGS := $(CFLAGS) $(WARN_FLAGS) $(STD_FLAG) $(OPTI_FLAG) $(DEBUG_FLAG) +LDFLAGS := $(LDFLAGS) $(STRIP_FLAG) + +OBJDIR := $(BUILDDIR)/objs +$(shell mkdir -p $(OBJDIR)) + +SRCS=$(wildcard *.c) +OBJS=$(patsubst %.c,$(OBJDIR)/%.o,$(SRCS)) + +DEPDIR := $(BUILDDIR)/deps +$(shell mkdir -p $(DEPDIR)) +DEPFLAGS = -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Td +POSTCOMPILE = mv -f $(DEPDIR)/$*.Td $(DEPDIR)/$*.d + +$(BINARY_NAME): $(OBJS) + @echo "[LD ] $@" + @$(LD) $(CFLAGS) $(LDFLAGS) $^ $(LDLIBS) -o $@ + +$(OBJDIR)/%.o: %.c $(DEPDIR)/%.d + @echo "[C ] $*" + @$(CC) $(DEPFLAGS) $(CFLAGS) -c $< -o $@ + @$(POSTCOMPILE) + +$(DEPDIR)/%.d: ; + +.PRECIOUS: $(DEPDIR)/%.d + +include $(wildcard $(patsubst %,$(DEPDIR)/%.d,$(basename $(SRCS)))) + +clean: + @echo "[CLN]" + -@rm -r $(BUILDDIR) + -@rm $(BINARY_NAME) + +disassemble: $(BINARY_NAME) + objdump -d $< | less + +symbols: $(BINARY_NAME) + objdump -t $< | sort | less diff --git a/TD1/exo.c b/TD1/exo.c new file mode 100644 index 0000000..237c2d6 --- /dev/null +++ b/TD1/exo.c @@ -0,0 +1,38 @@ +#include +#include + +#include +#include +#include + +void show_proc_pids() { + pid_t current_pid = getpid(); + pid_t parent_pid = getppid(); + + printf("[%d] Mon PID: %d\n", current_pid, current_pid); + printf("[%d] PID du parent: %d\n", current_pid, parent_pid); +} + +int main() { + int status = 0; + printf("Courant:\n"); + show_proc_pids(); + + pid_t rtf = fork(); + + if (rtf == -1) { + printf("Erreur de clonage\n"); + exit(EXIT_FAILURE); + } else if (rtf == 0) { + printf("Fils:\n"); + show_proc_pids(); + exit(EXIT_FAILURE); + } else { + printf("Parent:\n"); + show_proc_pids(); + pid_t rtw = wait(&status); + system("ps aux"); + } + + return EXIT_SUCCESS; +} diff --git a/exo_skel/Makefile b/exo_skel/Makefile new file mode 100644 index 0000000..8adb5d0 --- /dev/null +++ b/exo_skel/Makefile @@ -0,0 +1,79 @@ +# Sample Makefile to build simple project. +# +# This Makefile expect all source files (.c) to be at the same level, in the +# current working directory. +# +# It will automatically generate dependencies, compile all files, and produce a +# binary using the provided name. +# +# Set BINARY_NAME to the name of the binary file to build. +# Set BUILD_TYPE to either debug or release +# +# Automatic dependencies code from: +# http://make.mad-scientist.net/papers/advanced-auto-dependency-generation/#tldr +BINARY_NAME=exo_skel +BUILD_TYPE=debug + +# ==================================== +# DO NOT CHANGE STUFF BEYOND THIS LINE +# ==================================== + +all: $(BINARY_NAME) + +CC=gcc +LD=gcc + +WARN_FLAGS = -Wall -Wextra +STD_FLAG = -std=c11 + +ifeq ($(BUILD_TYPE),debug) +BUILDDIR := .build/debug +DEBUG_FLAG = -g +STRIP_FLAG = +OPTI_FLAG = -O0 +else +BUILDDIR := .build/release +DEBUG_FLAG = +STRIP_FLAG = -s +OPTI_FLAG = -O3 +endif + +CFLAGS := $(CFLAGS) $(WARN_FLAGS) $(STD_FLAG) $(OPTI_FLAG) $(DEBUG_FLAG) +LDFLAGS := $(LDFLAGS) $(STRIP_FLAG) + +OBJDIR := $(BUILDDIR)/objs +$(shell mkdir -p $(OBJDIR)) + +SRCS=$(wildcard *.c) +OBJS=$(patsubst %.c,$(OBJDIR)/%.o,$(SRCS)) + +DEPDIR := $(BUILDDIR)/deps +$(shell mkdir -p $(DEPDIR)) +DEPFLAGS = -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Td +POSTCOMPILE = mv -f $(DEPDIR)/$*.Td $(DEPDIR)/$*.d + +$(BINARY_NAME): $(OBJS) + @echo "[LD ] $@" + @$(LD) $(CFLAGS) $(LDFLAGS) $^ $(LDLIBS) -o $@ + +$(OBJDIR)/%.o: %.c $(DEPDIR)/%.d + @echo "[C ] $*" + @$(CC) $(DEPFLAGS) $(CFLAGS) -c $< -o $@ + @$(POSTCOMPILE) + +$(DEPDIR)/%.d: ; + +.PRECIOUS: $(DEPDIR)/%.d + +include $(wildcard $(patsubst %,$(DEPDIR)/%.d,$(basename $(SRCS)))) + +clean: + @echo "[CLN]" + -@rm -r $(BUILDDIR) + -@rm $(BINARY_NAME) + +disassemble: $(BINARY_NAME) + objdump -d $< | less + +symbols: $(BINARY_NAME) + objdump -t $< | sort | less diff --git a/exo_skel/exo_skel.c b/exo_skel/exo_skel.c new file mode 100644 index 0000000..32d1af6 --- /dev/null +++ b/exo_skel/exo_skel.c @@ -0,0 +1,6 @@ +#include + +int main() { + + return 0; +}