Stub out a bunch more functions to get closer to that sweet bash build.

LibC/Makefile

@@ -26,6 +26,8 @@ LIBC_OBJS = \
        stat.o \
        mntent.o \
        ctype.o \
+       fcntl.o \
+       termios.o \
        entry.o
 
 OBJS = $(AK_OBJS) $(LIBC_OBJS)

LibC/ctype.cpp

@@ -6,3 +6,8 @@ int ispunct(int c)
     const char* punctuation_characters = "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~";
     return !!strchr(punctuation_characters, c);
 }
+
+int isprint(int c)
+{
+    return isdigit(c) || isupper(c) || islower(c) || ispunct(c) || isspace(c);
+}

LibC/ctype.h

@@ -44,5 +44,6 @@ ALWAYS_INLINE int isdigit(int c)
 }
 
 int ispunct(int c);
+int isprint(int c);
 
 __END_DECLS

LibC/fcntl.cpp

@@ -0,0 +1,17 @@
+#include <errno.h>
+#include <fcntl.h>
+#include <stdarg.h>
+#include <Kernel/Syscall.h>
+
+extern "C" {
+
+int fcntl(int fd, int cmd, ...)
+{
+    va_list ap;
+    va_start(ap, cmd);
+    dword extra_arg = va_arg(ap, dword);
+    int rc = Syscall::invoke(Syscall::SC_fcntl, (dword)fd, (dword)cmd, extra_arg);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+}

LibC/fcntl.h

@@ -10,4 +10,6 @@ __BEGIN_DECLS
 #define F_GETFL 3
 #define F_SETFL 4
 
+int fcntl(int fd, int cmd, ...);
+
 __END_DECLS

LibC/termios.cpp

@@ -0,0 +1,20 @@
+#include <errno.h>
+#include <termios.h>
+#include <Kernel/Syscall.h>
+
+extern "C" {
+
+int tcgetattr(int fd, struct termios* t)
+{
+    int rc = Syscall::invoke(Syscall::SC_tcgetattr, (dword)fd, (dword)t);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+int tcsetattr(int fd, int optional_actions, const struct termios* t)
+{
+    int rc = Syscall::invoke(Syscall::SC_tcsetattr, (dword)fd, (dword)optional_actions, (dword)t);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+}
+

LibC/termios.h

@@ -5,7 +5,6 @@
 
 __BEGIN_DECLS
 
-
 #define NCCS 32
 
 typedef uint32_t tcflag_t;
@@ -19,6 +18,9 @@ struct termios {
     cc_t     c_cc[NCCS];
 };
 
+int tcgetattr(int fd, struct termios*);
+int tcsetattr(int fd, int optional_actions, const struct termios*);
+
 /* c_cc characters */
 #define VINTR 0
 #define VQUIT 1

LibC/time.cpp

@@ -21,4 +21,9 @@ int gettimeofday(struct timeval* tv, struct timezone*)
     __RETURN_WITH_ERRNO(rc, rc, -1);
 }
 
+char* ctime(const time_t*)
+{
+    return const_cast<char*>("ctime() not implemented");
+}
+
 }

LibC/time.h

@@ -12,6 +12,7 @@ struct timezone {
 
 int gettimeofday(struct timeval*, struct timezone* tz);
 time_t time(time_t*);
+char* ctime(const time_t*);
 
 __END_DECLS