Revert revision 19345 plus libc_hidden_proto for __uc_malloc.

libc/misc/utmp/utent.c

@@ -14,7 +14,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include <malloc.h>
 #include <fcntl.h>
 #include <paths.h>
 #include <errno.h>
@@ -30,7 +29,6 @@ libc_hidden_proto(open)
 libc_hidden_proto(fcntl)
 libc_hidden_proto(close)
 libc_hidden_proto(lseek)
-libc_hidden_proto(__uc_malloc)
 
 #include <bits/uClibc_mutex.h>
 __UCLIBC_MUTEX_STATIC(utmplock, PTHREAD_MUTEX_INITIALIZER);
@@ -38,10 +36,9 @@ __UCLIBC_MUTEX_STATIC(utmplock, PTHREAD_MUTEX_INITIALIZER);
 
 
 /* Some global crap */
-static const char default_file_name[] = _PATH_UTMP;
-
 static int static_fd = -1;
-static struct utmp *static_utmp;
+static struct utmp static_utmp;
+static const char default_file_name[] = _PATH_UTMP;
 static const char *static_ut_name = (const char *) default_file_name;
 
 /* This function must be called with the LOCK held */
@@ -92,11 +89,9 @@ static struct utmp *__getutent(int utmp_fd)
 	return NULL;
     }
 
-    free(static_utmp);
-    static_utmp = __uc_malloc(sizeof(*static_utmp));
-    if (read(utmp_fd, (char *) static_utmp, sizeof(*static_utmp)) == sizeof(*static_utmp))
+    if (read(utmp_fd, (char *) &static_utmp, sizeof(struct utmp)) == sizeof(struct utmp))
     {
-	ret = static_utmp;
+	ret = &static_utmp;
     }
 
     return ret;

libc/unistd/getpass.c

@@ -20,7 +20,7 @@
 #include <string.h>
 #include <termios.h>
 #include <unistd.h>
-#include <malloc.h>
+#include <string.h>
 
 #if defined __USE_BSD || (defined __USE_XOPEN && !defined __USE_XOPEN2K)
 
@@ -37,7 +37,6 @@ libc_hidden_proto(fputs)
 libc_hidden_proto(fputc)
 libc_hidden_proto(putc)
 libc_hidden_proto(__fputc_unlocked)
-libc_hidden_proto(__uc_malloc)
 
 /* It is desirable to use this bit on systems that have it.
    The only bit of terminal state we want to twiddle is echoing, which is
@@ -51,16 +50,12 @@ libc_hidden_proto(__uc_malloc)
 
 char * getpass (const char *prompt)
 {
-  static char *buf;
-
   FILE *in, *out;
   struct termios s, t;
   int tty_changed;
+  static char buf[PWD_BUFFER_SIZE];
   int nread;
 
-  free(buf);
-  buf = __uc_malloc(PWD_BUFFER_SIZE);
-
   /* Try to write to and read from the terminal if we can.
      If we can't open the terminal, use stderr and stdin.  */