remove old-style function definition
reduce WARNS=6 output
This commit is contained in:
charnier
parent
99980d8453
commit
5aae6da9c9
@ -37,10 +37,11 @@ static const char copyright[] =
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#if 0
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static char sccsid[] = "@(#)kgmon.c 8.1 (Berkeley) 6/6/93";
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#endif
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/file.h>
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#include <sys/time.h>
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@ -77,7 +78,7 @@ int debug = 0;
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int getprof(struct kvmvars *);
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int getprofhz(struct kvmvars *);
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void kern_readonly(int);
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int openfiles(char *, char *, struct kvmvars *);
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int openfiles(const char *, char *, struct kvmvars *);
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void setprof(struct kvmvars *kvp, int state);
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void dumpstate(struct kvmvars *kvp);
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void reset(struct kvmvars *kvp);
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@ -88,13 +89,14 @@ main(int argc, char **argv)
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{
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int ch, mode, disp, accessmode;
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struct kvmvars kvmvars;
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char *system, *kmemf;
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const char *systemname;
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char *kmemf;
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if (seteuid(getuid()) != 0) {
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err(1, "seteuid failed\n");
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}
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kmemf = NULL;
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system = NULL;
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systemname = NULL;
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while ((ch = getopt(argc, argv, "M:N:Bbhpr")) != -1) {
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switch((char)ch) {
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@ -104,7 +106,7 @@ main(int argc, char **argv)
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break;
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case 'N':
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system = optarg;
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systemname = optarg;
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break;
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case 'B':
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@ -137,16 +139,16 @@ main(int argc, char **argv)
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#define BACKWARD_COMPATIBILITY
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#ifdef BACKWARD_COMPATIBILITY
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if (*argv) {
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system = *argv;
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systemname = *argv;
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if (*++argv) {
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kmemf = *argv;
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++kflag;
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}
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}
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#endif
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if (system == NULL)
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system = (char *)getbootfile();
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accessmode = openfiles(system, kmemf, &kvmvars);
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if (systemname == NULL)
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systemname = getbootfile();
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accessmode = openfiles(systemname, kmemf, &kvmvars);
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mode = getprof(&kvmvars);
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if (hflag)
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disp = GMON_PROF_OFF;
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@ -173,7 +175,7 @@ main(int argc, char **argv)
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}
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static void
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usage()
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usage(void)
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{
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fprintf(stderr, "usage: kgmon [-Bbhrp] [-M core] [-N system]\n");
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exit(1);
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@ -183,10 +185,7 @@ usage()
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* Check that profiling is enabled and open any necessary files.
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*/
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int
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openfiles(system, kmemf, kvp)
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char *system;
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char *kmemf;
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struct kvmvars *kvp;
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openfiles(const char *systemname, char *kmemf, struct kvmvars *kvp)
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{
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size_t size;
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int mib[3], state, openmode;
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@ -212,11 +211,11 @@ openfiles(system, kmemf, kvp)
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}
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openmode = (Bflag || bflag || hflag || pflag || rflag)
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? O_RDWR : O_RDONLY;
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kvp->kd = kvm_openfiles(system, kmemf, NULL, openmode, errbuf);
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kvp->kd = kvm_openfiles(systemname, kmemf, NULL, openmode, errbuf);
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if (kvp->kd == NULL) {
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if (openmode == O_RDWR) {
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openmode = O_RDONLY;
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kvp->kd = kvm_openfiles(system, kmemf, NULL, O_RDONLY,
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kvp->kd = kvm_openfiles(systemname, kmemf, NULL, O_RDONLY,
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errbuf);
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}
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if (kvp->kd == NULL)
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@ -224,7 +223,7 @@ openfiles(system, kmemf, kvp)
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kern_readonly(GMON_PROF_ON);
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}
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if (kvm_nlist(kvp->kd, nl) < 0)
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errx(3, "%s: no namelist", system);
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errx(3, "%s: no namelist", systemname);
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if (!nl[N_GMONPARAM].n_value)
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errx(20, "profiling not defined in kernel");
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return (openmode);
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@ -234,8 +233,7 @@ openfiles(system, kmemf, kvp)
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* Suppress options that require a writable kernel.
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*/
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void
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kern_readonly(mode)
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int mode;
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kern_readonly(int mode)
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{
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(void)fprintf(stderr, "kgmon: kernel read-only: ");
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@ -256,8 +254,7 @@ kern_readonly(mode)
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* Get the state of kernel profiling.
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*/
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int
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getprof(kvp)
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struct kvmvars *kvp;
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getprof(struct kvmvars *kvp)
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{
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size_t size;
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int mib[3];
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@ -311,9 +308,7 @@ getprof(kvp)
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* Enable or disable kernel profiling according to the state variable.
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*/
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void
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setprof(kvp, state)
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struct kvmvars *kvp;
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int state;
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setprof(struct kvmvars *kvp, int state)
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{
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struct gmonparam *p = (struct gmonparam *)nl[N_GMONPARAM].n_value;
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size_t sz;
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@ -335,7 +330,7 @@ setprof(kvp, state)
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}
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(void)seteuid(getuid());
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} else if (kvm_write(kvp->kd, (u_long)&p->state, (void *)&state, sz)
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== sz)
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== (ssize_t)sz)
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return;
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bad:
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warnx("warning: cannot turn profiling %s",
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@ -346,8 +341,7 @@ setprof(kvp, state)
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* Build the gmon.out file.
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*/
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void
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dumpstate(kvp)
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struct kvmvars *kvp;
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dumpstate(struct kvmvars *kvp)
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{
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register FILE *fp;
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struct rawarc rawarc;
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@ -463,8 +457,7 @@ dumpstate(kvp)
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* Get the profiling rate.
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*/
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int
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getprofhz(kvp)
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struct kvmvars *kvp;
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getprofhz(struct kvmvars *kvp)
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{
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size_t size;
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int mib[2], profrate;
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@ -490,8 +483,7 @@ getprofhz(kvp)
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* Reset the kernel profiling date structures.
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*/
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void
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reset(kvp)
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struct kvmvars *kvp;
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reset(struct kvmvars *kvp)
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{
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char *zbuf;
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u_long biggest;
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@ -509,13 +501,13 @@ reset(kvp)
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bzero(zbuf, biggest);
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if (kflag) {
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if (kvm_write(kvp->kd, (u_long)kvp->gpm.kcount, zbuf,
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kvp->gpm.kcountsize) != kvp->gpm.kcountsize)
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kvp->gpm.kcountsize) != (ssize_t)kvp->gpm.kcountsize)
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errx(13, "tickbuf zero: %s", kvm_geterr(kvp->kd));
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if (kvm_write(kvp->kd, (u_long)kvp->gpm.froms, zbuf,
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kvp->gpm.fromssize) != kvp->gpm.fromssize)
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kvp->gpm.fromssize) != (ssize_t)kvp->gpm.fromssize)
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errx(14, "froms zero: %s", kvm_geterr(kvp->kd));
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if (kvm_write(kvp->kd, (u_long)kvp->gpm.tos, zbuf,
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kvp->gpm.tossize) != kvp->gpm.tossize)
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kvp->gpm.tossize) != (ssize_t)kvp->gpm.tossize)
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errx(15, "tos zero: %s", kvm_geterr(kvp->kd));
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return;
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}
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