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authorEric Andersen2000-06-26 10:45:52 +0000
committerEric Andersen2000-06-26 10:45:52 +0000
commit10dc9d4d17e6880bfdfd253716ce72ec1243227f (patch)
treef3c2aa6ab3dadf1b4bf710c7957e72faddebd75f /internal.h
parent8a24a6783af7a0d54b1f2ebcda5b07757bd19c99 (diff)
downloadbusybox-10dc9d4d17e6880bfdfd253716ce72ec1243227f.zip
busybox-10dc9d4d17e6880bfdfd253716ce72ec1243227f.tar.gz
Updates to handle Linux 2.4.0 kernels (kludged around the "none" entries in
/proc/mounts, added a hack to make sysinfo work with both old and new kernels). -Erik
Diffstat (limited to 'internal.h')
-rw-r--r--internal.h21
1 files changed, 20 insertions, 1 deletions
diff --git a/internal.h b/internal.h
index 127460f..c39dfde 100644
--- a/internal.h
+++ b/internal.h
@@ -30,6 +30,7 @@
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
+#include <errno.h>
#include <sys/stat.h>
#include <sys/param.h>
#include <mntent.h>
@@ -296,9 +297,27 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags,
#define RB_POWER_OFF 0x4321fedc
#endif
+/* Include our own copy of struct sysinfo to avoid binary compatability
+ * problems with Linux 2.4, which changed things. Grumble, grumble. */
+struct sysinfo {
+ long uptime; /* Seconds since boot */
+ unsigned long loads[3]; /* 1, 5, and 15 minute load averages */
+ unsigned long totalram; /* Total usable main memory size */
+ unsigned long freeram; /* Available memory size */
+ unsigned long sharedram; /* Amount of shared memory */
+ unsigned long bufferram; /* Memory used by buffers */
+ unsigned long totalswap; /* Total swap space size */
+ unsigned long freeswap; /* swap space still available */
+ unsigned short procs; /* Number of current processes */
+ unsigned long totalhigh; /* Total high memory size */
+ unsigned long freehigh; /* Available high memory size */
+ unsigned int mem_unit; /* Memory unit size in bytes */
+ char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */
+};
+extern int sysinfo (struct sysinfo* info);
-#ifndef setbit
/* Bit map related macros -- libc5 doens't provide these... sigh. */
+#ifndef setbit
#define NBBY CHAR_BIT
#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY))
#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))