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refactor libproc.so fu to be used elsewhere

This commit is contained in:
Doug MacEachern 2004-07-30 01:46:34 +00:00
parent 91e2bce6dc
commit f3705ac25d
1 changed files with 42 additions and 31 deletions
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73
src/os/solaris/solaris_sigar.c
View File

@ -399,6 +399,46 @@ int sigar_loadavg_get(sigar_t *sigar,
return SIGAR_OK;
}
#define LIBPROC "/usr/lib/libproc.so"
#define CHECK_PSYM(s) \
if (!sigar->s) { \
sigar_log_printf(sigar, SIGAR_LOG_WARN, \
"[%s] Symbol not found: %s", \
SIGAR_FUNC, #s); \
dlclose(sigar->plib); \
sigar->plib = NULL; \
return SIGAR_ENOTIMPL; \
}
static int sigar_init_libproc(sigar_t *sigar)
{
if (sigar->plib) {
return SIGAR_OK;
}
/* libproc.so ships with 5.8+ */
/* interface is undocumented, see libproc.h in the sun jdk sources */
sigar->plib = dlopen(LIBPROC, RTLD_LAZY);
if (!sigar->plib) {
sigar_log_printf(sigar, SIGAR_LOG_WARN,
"[%s] dlopen(%s) = %s",
SIGAR_FUNC, LIBPROC, dlerror());
return SIGAR_ENOTIMPL;
}
sigar->pgrab = (proc_grab_func_t)dlsym(sigar->plib, "Pgrab");
sigar->pfree = (proc_free_func_t)dlsym(sigar->plib, "Pfree");
sigar->pobjname = (proc_objname_func_t)dlsym(sigar->plib, "Pobjname");
CHECK_PSYM(pgrab);
CHECK_PSYM(pfree);
CHECK_PSYM(pobjname);
return SIGAR_OK;
}
int sigar_proc_list_get(sigar_t *sigar,
sigar_proc_list_t *proclist)
{
@ -716,18 +756,6 @@ static int sigar_read_xmaps(sigar_t *sigar,
return SIGAR_OK;
}
#define LIBPROC "/usr/lib/libproc.so"
#define CHECK_PSYM(s) \
if (!sigar->s) { \
sigar_log_printf(sigar, SIGAR_LOG_WARN, \
"[%s] Symbol not found: %s", \
SIGAR_FUNC, #s); \
dlclose(sigar->plib); \
sigar->plib = NULL; \
return SIGAR_ENOTIMPL; \
}
static int sigar_pgrab_modules(sigar_t *sigar, sigar_pid_t pid,
sigar_proc_modules_t *procmods)
{
@ -739,25 +767,8 @@ static int sigar_pgrab_modules(sigar_t *sigar, sigar_pid_t pid,
struct stat statbuf;
char buffer[BUFSIZ];
if (!sigar->plib) {
/* libproc.so ships with 5.8+ */
/* interface is undocumented, see libproc.h in the sun jdk sources */
sigar->plib = dlopen(LIBPROC, RTLD_LAZY);
if (!sigar->plib) {
sigar_log_printf(sigar, SIGAR_LOG_WARN,
"[%s] dlopen(%s) = %s",
SIGAR_FUNC, LIBPROC, dlerror());
return SIGAR_ENOTIMPL;
}
sigar->pgrab = (proc_grab_func_t)dlsym(sigar->plib, "Pgrab");
sigar->pfree = (proc_free_func_t)dlsym(sigar->plib, "Pfree");
sigar->pobjname = (proc_objname_func_t)dlsym(sigar->plib, "Pobjname");
CHECK_PSYM(pgrab);
CHECK_PSYM(pfree);
CHECK_PSYM(pobjname);
if ((pstatus = sigar_init_libproc(sigar)) != SIGAR_OK) {
return pstatus;
}
if (!(phandle = sigar->pgrab(pid, 0x01, &pstatus))) {