Get rid of three test utilities that I no longer need.

Kernel/sync.sh

@@ -26,7 +26,6 @@ cp -v ../Userland/tst mnt/bin/tst
 cp -v ../Userland/mm mnt/bin/mm
 cp -v ../Userland/kill mnt/bin/kill
 cp -v ../Userland/tty mnt/bin/tty
-cp -v ../Userland/strsignal mnt/bin/strsignal
 cp -v ../Userland/mkdir mnt/bin/mkdir
 cp -v ../Userland/touch mnt/bin/touch
 cp -v ../Userland/sync mnt/bin/sync

Userland/.gitignore

@@ -16,9 +16,6 @@ tst
 mm
 kill
 tty
-ft
-ft2
-strsignal
 fgrep
 mkdir
 touch

Userland/Makefile

@@ -14,9 +14,6 @@ OBJS = \
        tst.o \
        mm.o \
        kill.o \
-       ft.o \
-       ft2.o \
-       strsignal.o \
        fgrep.o \
        tty.o \
        mkdir.o \
@@ -38,9 +35,6 @@ APPS = \
        tst \
        mm \
        kill \
-       ft \
-       ft2 \
-       strsignal \
        fgrep \
        tty \
        mkdir \
@@ -107,12 +101,6 @@ clear: clear.o
 tst: tst.o
 	$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
 
-ft: ft.o
-	$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
-
-ft2: ft2.o
-	$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
-
 mm: mm.o
 	$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
 
@@ -122,9 +110,6 @@ kill: kill.o
 tty: tty.o
 	$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
 
-strsignal: strsignal.o
-	$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
-
 mkdir: mkdir.o
 	$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
 

Userland/ft.cpp

@@ -1,16 +0,0 @@
-#include <stdio.h>
-#include <unistd.h>
-
-int main(int argc, char** argv)
-{
-    (void) argc;
-    (void) argv;
-    printf("Testing fork()...\n");
-    pid_t pid = fork();
-    if (!pid) {
-        printf("child, pid=%d\n", getpid());
-    } else {
-        printf("parent, child pid=%d\n", pid);
-    }
-    return 0;
-}

Userland/ft2.cpp

@@ -1,18 +0,0 @@
-#include <stdio.h>
-#include <unistd.h>
-
-int main(int argc, char** argv)
-{
-    (void) argc;
-    (void) argv;
-    printf("Testing fork()...\n");
-    pid_t pid = fork();
-    if (!pid) {
-        printf("child, pid=%d\n", getpid());
-        for (;;);
-    } else {
-        printf("parent, child pid=%d\n", pid);
-        for (;;);
-    }
-    return 0;
-}

Userland/strsignal.cpp

@@ -1,11 +0,0 @@
-#include <signal.h>
-#include <stdio.h>
-#include <string.h>
-
-int main(int, char**)
-{
-    for (int i = 1; i < 32; ++i) {
-        printf("%d: '%s'\n", i, strsignal(i));
-    }
-    return 0;
-}