summaryrefslogtreecommitdiffstats
path: root/runtime/modules.c
diff options
context:
space:
mode:
Diffstat (limited to 'runtime/modules.c')
-rw-r--r--runtime/modules.c117
1 files changed, 82 insertions, 35 deletions
diff --git a/runtime/modules.c b/runtime/modules.c
index ceb4768c..d548a949 100644
--- a/runtime/modules.c
+++ b/runtime/modules.c
@@ -49,6 +49,10 @@
#include <unistd.h>
#include <sys/file.h>
+#ifdef OS_SOLARIS
+# define PATH_MAX MAXPATHLEN
+#endif
+
#include "cfsysline.h"
#include "modules.h"
#include "errmsg.h"
@@ -347,6 +351,7 @@ static rsRetVal
doModInit(rsRetVal (*modInit)(int, int*, rsRetVal(**)(), rsRetVal(*)(), modInfo_t*), uchar *name, void *pModHdlr)
{
DEFiRet;
+ rsRetVal localRet;
modInfo_t *pNew = NULL;
rsRetVal (*modGetType)(eModType_t *pType);
@@ -391,6 +396,10 @@ doModInit(rsRetVal (*modInit)(int, int*, rsRetVal(**)(), rsRetVal(*)(), modInfo_
CHKiRet((*pNew->modQueryEtryPt)((uchar*)"parseSelectorAct", &pNew->mod.om.parseSelectorAct));
CHKiRet((*pNew->modQueryEtryPt)((uchar*)"isCompatibleWithFeature", &pNew->isCompatibleWithFeature));
CHKiRet((*pNew->modQueryEtryPt)((uchar*)"tryResume", &pNew->tryResume));
+ /* try load optional interfaces */
+ localRet = (*pNew->modQueryEtryPt)((uchar*)"doHUP", &pNew->doHUP);
+ if(localRet != RS_RET_OK && localRet != RS_RET_MODULE_ENTRY_POINT_NOT_FOUND)
+ ABORT_FINALIZE(localRet);
break;
case eMOD_LIB:
break;
@@ -570,6 +579,8 @@ Load(uchar *pModName)
int bHasExtension;
void *pModHdlr, *pModInit;
modInfo_t *pModInfo;
+ uchar *pModDirCurr, *pModDirNext;
+ int iLoadCnt;
assert(pModName != NULL);
dbgprintf("Requested to load module '%s'\n", pModName);
@@ -591,48 +602,84 @@ Load(uchar *pModName)
pModInfo = GetNxt(pModInfo);
}
- /* now build our load module name */
- if(*pModName == '/') {
- *szPath = '\0'; /* we do not need to append the path - its already in the module name */
- iPathLen = 0;
- } else {
- *szPath = '\0';
- strncat((char *) szPath, (pModDir == NULL) ? _PATH_MODDIR : (char*) pModDir, sizeof(szPath) - 1);
- iPathLen = strlen((char*) szPath);
- if((szPath[iPathLen - 1] != '/')) {
- if((iPathLen <= sizeof(szPath) - 2)) {
- szPath[iPathLen++] = '/';
- szPath[iPathLen] = '\0';
- } else {
- errmsg.LogError(0, RS_RET_MODULE_LOAD_ERR_PATHLEN, "could not load module '%s', path too long\n", pModName);
+ pModDirCurr = (uchar *)((pModDir == NULL) ? _PATH_MODDIR : (char *)pModDir);
+ pModDirNext = NULL;
+ pModHdlr = NULL;
+ iLoadCnt = 0;
+ do {
+ /* now build our load module name */
+ if(*pModName == '/') {
+ *szPath = '\0'; /* we do not need to append the path - its already in the module name */
+ iPathLen = 0;
+ } else {
+ *szPath = '\0';
+
+ iPathLen = strlen((char *)pModDirCurr);
+ pModDirNext = (uchar *)strchr((char *)pModDirCurr, ':');
+ if(pModDirNext)
+ iPathLen = (size_t)(pModDirNext - pModDirCurr);
+
+ if(iPathLen == 0) {
+ if(pModDirNext) {
+ pModDirCurr = pModDirNext + 1;
+ continue;
+ }
+ break;
+ } else if(iPathLen > sizeof(szPath) - 1) {
+ errmsg.LogError(0, NO_ERRCODE, "could not load module '%s', module path too long\n", pModName);
ABORT_FINALIZE(RS_RET_MODULE_LOAD_ERR_PATHLEN);
}
+
+ strncat((char *) szPath, (char *)pModDirCurr, iPathLen);
+ iPathLen = strlen((char*) szPath);
+
+ if(pModDirNext)
+ pModDirCurr = pModDirNext + 1;
+
+ if((szPath[iPathLen - 1] != '/')) {
+ if((iPathLen <= sizeof(szPath) - 2)) {
+ szPath[iPathLen++] = '/';
+ szPath[iPathLen] = '\0';
+ } else {
+ errmsg.LogError(0, RS_RET_MODULE_LOAD_ERR_PATHLEN, "could not load module '%s', path too long\n", pModName);
+ ABORT_FINALIZE(RS_RET_MODULE_LOAD_ERR_PATHLEN);
+ }
+ }
}
- }
- /* ... add actual name ... */
- strncat((char *) szPath, (char *) pModName, sizeof(szPath) - iPathLen - 1);
+ /* ... add actual name ... */
+ strncat((char *) szPath, (char *) pModName, sizeof(szPath) - iPathLen - 1);
+
+ /* now see if we have an extension and, if not, append ".so" */
+ if(!bHasExtension) {
+ /* we do not have an extension and so need to add ".so"
+ * TODO: I guess this is highly importable, so we should change the
+ * algo over time... -- rgerhards, 2008-03-05
+ */
+ /* ... so now add the extension */
+ strncat((char *) szPath, ".so", sizeof(szPath) - strlen((char*) szPath) - 1);
+ iPathLen += 3;
+ }
- /* now see if we have an extension and, if not, append ".so" */
- if(!bHasExtension) {
- /* we do not have an extension and so need to add ".so"
- * TODO: I guess this is highly importable, so we should change the
- * algo over time... -- rgerhards, 2008-03-05
- */
- /* ... so now add the extension */
- strncat((char *) szPath, ".so", sizeof(szPath) - strlen((char*) szPath) - 1);
- iPathLen += 3;
- }
+ if(iPathLen + strlen((char*) pModName) >= sizeof(szPath)) {
+ errmsg.LogError(0, RS_RET_MODULE_LOAD_ERR_PATHLEN, "could not load module '%s', path too long\n", pModName);
+ ABORT_FINALIZE(RS_RET_MODULE_LOAD_ERR_PATHLEN);
+ }
- if(iPathLen + strlen((char*) pModName) >= sizeof(szPath)) {
- errmsg.LogError(0, RS_RET_MODULE_LOAD_ERR_PATHLEN, "could not load module '%s', path too long\n", pModName);
- ABORT_FINALIZE(RS_RET_MODULE_LOAD_ERR_PATHLEN);
- }
+ /* complete load path constructed, so ... GO! */
+ dbgprintf("loading module '%s'\n", szPath);
+ pModHdlr = dlopen((char *) szPath, RTLD_NOW);
+ iLoadCnt++;
+
+ } while(pModHdlr == NULL && *pModName != '/' && pModDirNext);
- /* complete load path constructed, so ... GO! */
- dbgprintf("loading module '%s'\n", szPath);
- if(!(pModHdlr = dlopen((char *) szPath, RTLD_NOW))) {
- errmsg.LogError(0, RS_RET_MODULE_LOAD_ERR_DLOPEN, "could not load module '%s', dlopen: %s\n", szPath, dlerror());
+ if(!pModHdlr) {
+ if(iLoadCnt) {
+ errmsg.LogError(0, RS_RET_MODULE_LOAD_ERR_DLOPEN, "could not load module '%s', dlopen: %s\n", szPath, dlerror());
+ } else {
+ errmsg.LogError(0, NO_ERRCODE, "could not load module '%s', ModDir was '%s'\n", szPath,
+ ((pModDir == NULL) ? _PATH_MODDIR : (char *)pModDir));
+ }
ABORT_FINALIZE(RS_RET_MODULE_LOAD_ERR_DLOPEN);
}
if(!(pModInit = dlsym(pModHdlr, "modInit"))) {
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-18 23:22:15 +0000