Differential D20511 Diff 59114 head/usr.bin/uname/uname.c

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head/usr.bin/uname/uname.c

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#define NFLAG 0x02		#define NFLAG 0x02
#define PFLAG 0x04		#define PFLAG 0x04
#define RFLAG 0x08		#define RFLAG 0x08
#define SFLAG 0x10		#define SFLAG 0x10
#define VFLAG 0x20		#define VFLAG 0x20
#define IFLAG 0x40		#define IFLAG 0x40
#define UFLAG 0x80		#define UFLAG 0x80
#define KFLAG 0x100		#define KFLAG 0x100
		#define BFLAG 0x200

typedef void (*get_t)(void);		typedef void (*get_t)(void);
static get_t get_ident, get_platform, get_hostname, get_arch,		static get_t get_buildid, get_ident, get_platform, get_hostname, get_arch,
get_release, get_sysname, get_kernvers, get_uservers, get_version;		get_release, get_sysname, get_kernvers, get_uservers, get_version;

static void native_ident(void);		static void native_ident(void);
static void native_platform(void);		static void native_platform(void);
static void native_hostname(void);		static void native_hostname(void);
static void native_arch(void);		static void native_arch(void);
static void native_release(void);		static void native_release(void);
static void native_sysname(void);		static void native_sysname(void);
static void native_version(void);		static void native_version(void);
static void native_kernvers(void);		static void native_kernvers(void);
static void native_uservers(void);		static void native_uservers(void);
		static void native_buildid(void);
static void print_uname(u_int);		static void print_uname(u_int);
static void setup_get(void);		static void setup_get(void);
static void usage(void);		static void usage(void);

static char ident, platform, hostname, arch, release, sysname, version, kernvers, *uservers;		static char buildid, ident, platform, hostname, arch, release, *sysname,
		version, kernvers, *uservers;
static int space;		static int space;

int		int
main(int argc, char *argv[])		main(int argc, char *argv[])
{		{
u_int flags;		u_int flags;
int ch;		int ch;

setup_get();		setup_get();
flags = 0;		flags = 0;

while ((ch = getopt(argc, argv, "aiKmnoprsUv")) != -1)		while ((ch = getopt(argc, argv, "abiKmnoprsUv")) != -1)
switch(ch) {		switch(ch) {
case 'a':		case 'a':
flags \|= (MFLAG \| NFLAG \| RFLAG \| SFLAG \| VFLAG);		flags \|= (MFLAG \| NFLAG \| RFLAG \| SFLAG \| VFLAG);
break;		break;
		case 'b':
		flags \|= BFLAG;
		break;
case 'i':		case 'i':
flags \|= IFLAG;		flags \|= IFLAG;
break;		break;
case 'K':		case 'K':
flags \|= KFLAG;		flags \|= KFLAG;
break;		break;
case 'm':		case 'm':
flags \|= MFLAG;		flags \|= MFLAG;
▲ Show 20 Lines • Show All 51 Lines • ▼ Show 20 Lines	setup_get(void)
CHECK_ENV("n", hostname);		CHECK_ENV("n", hostname);
CHECK_ENV("r", release);		CHECK_ENV("r", release);
CHECK_ENV("v", version);		CHECK_ENV("v", version);
CHECK_ENV("m", platform);		CHECK_ENV("m", platform);
CHECK_ENV("p", arch);		CHECK_ENV("p", arch);
CHECK_ENV("i", ident);		CHECK_ENV("i", ident);
CHECK_ENV("K", kernvers);		CHECK_ENV("K", kernvers);
CHECK_ENV("U", uservers);		CHECK_ENV("U", uservers);
		CHECK_ENV("b", buildid);
}		}

#define PRINT_FLAG(flags,flag,var) \		#define PRINT_FLAG(flags,flag,var) \
if ((flags & flag) == flag) { \		if ((flags & flag) == flag) { \
if (space) \		if (space) \
printf(" "); \		printf(" "); \
else \		else \
space++; \		space++; \
Show All 9 Lines	print_uname(u_int flags)
PRINT_FLAG(flags, NFLAG, hostname);		PRINT_FLAG(flags, NFLAG, hostname);
PRINT_FLAG(flags, RFLAG, release);		PRINT_FLAG(flags, RFLAG, release);
PRINT_FLAG(flags, VFLAG, version);		PRINT_FLAG(flags, VFLAG, version);
PRINT_FLAG(flags, MFLAG, platform);		PRINT_FLAG(flags, MFLAG, platform);
PRINT_FLAG(flags, PFLAG, arch);		PRINT_FLAG(flags, PFLAG, arch);
PRINT_FLAG(flags, IFLAG, ident);		PRINT_FLAG(flags, IFLAG, ident);
PRINT_FLAG(flags, KFLAG, kernvers);		PRINT_FLAG(flags, KFLAG, kernvers);
PRINT_FLAG(flags, UFLAG, uservers);		PRINT_FLAG(flags, UFLAG, uservers);
		PRINT_FLAG(flags, BFLAG, buildid);
printf("\n");		printf("\n");
}		}

#define NATIVE_SYSCTL2_GET(var,mib0,mib1) \		#define NATIVE_SYSCTL2_GET(var,mib0,mib1) \
static void \		static void \
native_##var(void) \		native_##var(void) \
{ \		{ \
int mib[] = { (mib0), (mib1) }; \		int mib[] = { (mib0), (mib1) }; \
▲ Show 20 Lines • Show All 51 Lines • ▼ Show 20 Lines
} NATIVE_SET;		} NATIVE_SET;

NATIVE_SYSCTL2_GET(arch, CTL_HW, HW_MACHINE_ARCH) {		NATIVE_SYSCTL2_GET(arch, CTL_HW, HW_MACHINE_ARCH) {
} NATIVE_SET;		} NATIVE_SET;

NATIVE_SYSCTLNAME_GET(ident, "kern.ident") {		NATIVE_SYSCTLNAME_GET(ident, "kern.ident") {
} NATIVE_SET;		} NATIVE_SET;

		NATIVE_SYSCTLNAME_GET(buildid, "kern.build_id") {
		} NATIVE_SET;

static void		static void
native_uservers(void)		native_uservers(void)
{		{
static char buf[128];		static char buf[128];

snprintf(buf, sizeof(buf), "%d", __FreeBSD_version);		snprintf(buf, sizeof(buf), "%d", __FreeBSD_version);
uservers = buf;		uservers = buf;
}		}

static void		static void
native_kernvers(void)		native_kernvers(void)
{		{
static char buf[128];		static char buf[128];

snprintf(buf, sizeof(buf), "%d", getosreldate());		snprintf(buf, sizeof(buf), "%d", getosreldate());
kernvers = buf;		kernvers = buf;
}		}

static void		static void
usage(void)		usage(void)
{		{
fprintf(stderr, "usage: uname [-aiKmnoprsUv]\n");		fprintf(stderr, "usage: uname [-abiKmnoprsUv]\n");
exit(1);		exit(1);
}		}