Update how we detect if libc5 is in use.

-Erik
2024-12-27 01:32:08 +00:00 · 2001-04-09 23:52:18 +00:00 · 2001-04-09 23:52:18 +00:00 · b6b519b416
commit b6b519b416
parent d3f97f1971
15 changed files with 44 additions and 53 deletions
--- a/chmod_chown_chgrp.c
+++ b/chmod_chown_chgrp.c
@ -49,6 +49,7 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
 	switch (whichApp) {
 	case CHGRP_APP:
 	case CHOWN_APP:
+	/* Don't use lchown for libc5 or glibc older then 2.1.x */
 #if (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 1)
 		if (lchown
 			(fileName, (whichApp == CHOWN_APP) ? uid : statbuf->st_uid,
--- a/dutmp.c
+++ b/dutmp.c
@ -41,11 +41,9 @@ extern int dutmp_main(int argc, char **argv)
 		}
 	}

-/* Kludge around the fact that the binary format for utmp has changed, and the
- * fact the stupid libc doesn't have a reliable #define to announce that libc5
- * is being used.  sigh.
- */
-#if ! defined __GLIBC__ || defined __UCLIBC__
+/* Kludge around the fact that the binary format for utmp has changed. */
+#if __GNU_LIBRARY__ < 5
+	/* Linux libc5 */
 	while (read(file, (void*)&ut, sizeof(struct utmp))) {
 		printf("%d|%d|%s|%s|%s|%s|%s|%lx\n",
 				ut.ut_type, ut.ut_pid, ut.ut_line,
@ -54,6 +52,7 @@ extern int dutmp_main(int argc, char **argv)
 				(long)ut.ut_addr);
 	}
 #else
+	/* Glibc, uClibc, etc */
 	while (read(file, (void*)&ut, sizeof(struct utmp))) {
 		printf("%d|%d|%s|%s|%s|%s|%d|%d|%ld|%ld|%ld|%x\n",
 		ut.ut_type, ut.ut_pid, ut.ut_line,
--- a/include/libbb.h
+++ b/include/libbb.h
@ -34,9 +34,8 @@
 #endif

 #include <features.h>
-/* Stupid libc doesn't have a reliable way for use to know 
- * that libc5 is being used.   Assume this is good enough */ 
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
+
+#if __GNU_LIBRARY__ < 5
 /* libc5 doesn't define socklen_t */
 typedef unsigned int socklen_t;
 /* libc5 doesn't implement BSD 4.4 daemon() */
--- a/init.c
+++ b/init.c
@ -85,13 +85,13 @@ static const int RB_ENABLE_CAD = 0x89abcdef;
 static const int RB_DISABLE_CAD = 0;
 #define RB_POWER_OFF    0x4321fedc
 static const int RB_AUTOBOOT = 0x01234567;
-#if defined(__GLIBC__) || defined (__UCLIBC__)
+
+#if __GNU_LIBRARY__ > 5
  #include <sys/reboot.h>
  #define init_reboot(magic) reboot(magic)
 #else
  #define init_reboot(magic) reboot(0xfee1dead, 672274793, magic)
 #endif
-#endif

 #ifndef _PATH_STDPATH
 #define _PATH_STDPATH	"/usr/bin:/bin:/usr/sbin:/sbin"
@ -112,11 +112,11 @@ static const int RB_AUTOBOOT = 0x01234567;

 #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))

-#if defined(__GLIBC__)
+#if __GNU_LIBRARY__ > 5
 	#include <sys/kdaemon.h>
 #else
 	extern int bdflush (int func, long int data);
-#endif							/* __GLIBC__ */
+#endif


 #define VT_PRIMARY   "/dev/tty1"     /* Primary virtual console */
--- a/init/init.c
+++ b/init/init.c
@ -85,13 +85,13 @@ static const int RB_ENABLE_CAD = 0x89abcdef;
 static const int RB_DISABLE_CAD = 0;
 #define RB_POWER_OFF    0x4321fedc
 static const int RB_AUTOBOOT = 0x01234567;
-#if defined(__GLIBC__) || defined (__UCLIBC__)
+
+#if __GNU_LIBRARY__ > 5
  #include <sys/reboot.h>
  #define init_reboot(magic) reboot(magic)
 #else
  #define init_reboot(magic) reboot(0xfee1dead, 672274793, magic)
 #endif
-#endif

 #ifndef _PATH_STDPATH
 #define _PATH_STDPATH	"/usr/bin:/bin:/usr/sbin:/sbin"
@ -112,11 +112,11 @@ static const int RB_AUTOBOOT = 0x01234567;

 #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))

-#if defined(__GLIBC__)
+#if __GNU_LIBRARY__ > 5
 	#include <sys/kdaemon.h>
 #else
 	extern int bdflush (int func, long int data);
-#endif							/* __GLIBC__ */
+#endif


 #define VT_PRIMARY   "/dev/tty1"     /* Primary virtual console */
--- a/interface.c
+++ b/interface.c
@ -3,7 +3,7 @@
 *              that either displays or sets the characteristics of
 *              one or more of the system's networking interfaces.
 *
- * Version:     $Id: interface.c,v 1.5 2001/03/15 15:37:48 mjn3 Exp $
+ * Version:     $Id: interface.c,v 1.6 2001/04/09 23:52:18 andersen Exp $
 *
 * Author:      Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org>
 *              and others.  Copyright 1993 MicroWalt Corporation
@ -115,7 +115,7 @@ struct in6_ifreq {
 #endif				/* HAVE_AFINET6 */

 #if HAVE_AFIPX
-#if (__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1)
+#if (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 1)
 #include <netipx/ipx.h>
 #else
 #include "ipx.h"
--- a/libbb/daemon.c
+++ b/libbb/daemon.c
@ -32,9 +32,7 @@
 #include <unistd.h>


-/* Stupid libc doesn't have a reliable way for use to know 
- * that libc5 is being used.   Assume this is good enough */ 
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
+#if __GNU_LIBRARY__ < 5

 int daemon( int nochdir, int noclose )
 {
--- a/libbb/libbb.h
+++ b/libbb/libbb.h
@ -34,9 +34,8 @@
 #endif

 #include <features.h>
-/* Stupid libc doesn't have a reliable way for use to know 
- * that libc5 is being used.   Assume this is good enough */ 
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
+
+#if __GNU_LIBRARY__ < 5
 /* libc5 doesn't define socklen_t */
 typedef unsigned int socklen_t;
 /* libc5 doesn't implement BSD 4.4 daemon() */
--- a/logread.c
+++ b/logread.c
@ -35,9 +35,7 @@
 #include <setjmp.h>
 #include "busybox.h"

-/* Stupid libc doesn't have a reliable way for use to know 
- * that libc5 is being used.   Assume this is good enough */ 
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
+#if __GNU_LIBRARY__ < 5
 #error Sorry.  Looks like you are using libc5.  
 #error libc5 shm support isnt good enough.
 #error Please disable BB_FEATURE_IPC_SYSLOG 
--- a/miscutils/dutmp.c
+++ b/miscutils/dutmp.c
@ -41,11 +41,9 @@ extern int dutmp_main(int argc, char **argv)
 		}
 	}

-/* Kludge around the fact that the binary format for utmp has changed, and the
- * fact the stupid libc doesn't have a reliable #define to announce that libc5
- * is being used.  sigh.
- */
-#if ! defined __GLIBC__ || defined __UCLIBC__
+/* Kludge around the fact that the binary format for utmp has changed. */
+#if __GNU_LIBRARY__ < 5
+	/* Linux libc5 */
 	while (read(file, (void*)&ut, sizeof(struct utmp))) {
 		printf("%d|%d|%s|%s|%s|%s|%s|%lx\n",
 				ut.ut_type, ut.ut_pid, ut.ut_line,
@ -54,6 +52,7 @@ extern int dutmp_main(int argc, char **argv)
 				(long)ut.ut_addr);
 	}
 #else
+	/* Glibc, uClibc, etc */
 	while (read(file, (void*)&ut, sizeof(struct utmp))) {
 		printf("%d|%d|%s|%s|%s|%s|%d|%d|%ld|%ld|%ld|%x\n",
 		ut.ut_type, ut.ut_pid, ut.ut_line,
--- a/miscutils/update.c
+++ b/miscutils/update.c
@ -33,11 +33,11 @@
 #include <unistd.h> /* for getopt() */
 #include <stdlib.h>

-#if defined(__GLIBC__)
+#if __GNU_LIBRARY__ > 5
 	#include <sys/kdaemon.h>
 #else
 	extern int bdflush (int func, long int data);
-#endif							/* __GLIBC__ */
+#endif

 #include "busybox.h"

--- a/networking/ping.c
+++ b/networking/ping.c
@ -1,6 +1,6 @@
 /* vi: set sw=4 ts=4: */
 /*
- * $Id: ping.c,v 1.39 2001/03/14 01:23:07 andersen Exp $
+ * $Id: ping.c,v 1.40 2001/04/09 23:52:18 andersen Exp $
 * Mini ping implementation for busybox
 *
 * Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@ -54,7 +54,7 @@

 /* It turns out that libc5 doesn't have proper icmp support
 * built into it header files, so we have to supplement it */
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
+#if __GNU_LIBRARY__ < 5
 static const int ICMP_MINLEN = 8;				/* abs minimum */

 struct icmp_ra_addr
--- a/ping.c
+++ b/ping.c
@ -1,6 +1,6 @@
 /* vi: set sw=4 ts=4: */
 /*
- * $Id: ping.c,v 1.39 2001/03/14 01:23:07 andersen Exp $
+ * $Id: ping.c,v 1.40 2001/04/09 23:52:18 andersen Exp $
 * Mini ping implementation for busybox
 *
 * Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@ -54,7 +54,7 @@

 /* It turns out that libc5 doesn't have proper icmp support
 * built into it header files, so we have to supplement it */
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
+#if __GNU_LIBRARY__ < 5
 static const int ICMP_MINLEN = 8;				/* abs minimum */

 struct icmp_ra_addr
--- a/sysklogd/logread.c
+++ b/sysklogd/logread.c
@ -35,9 +35,7 @@
 #include <setjmp.h>
 #include "busybox.h"

-/* Stupid libc doesn't have a reliable way for use to know 
- * that libc5 is being used.   Assume this is good enough */ 
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
+#if __GNU_LIBRARY__ < 5
 #error Sorry.  Looks like you are using libc5.  
 #error libc5 shm support isnt good enough.
 #error Please disable BB_FEATURE_IPC_SYSLOG 
--- a/update.c
+++ b/update.c
@ -33,11 +33,11 @@
 #include <unistd.h> /* for getopt() */
 #include <stdlib.h>

-#if defined(__GLIBC__)
+#if __GNU_LIBRARY__ > 5
 	#include <sys/kdaemon.h>
 #else
 	extern int bdflush (int func, long int data);
-#endif							/* __GLIBC__ */
+#endif

 #include "busybox.h"