Index: source/common/icuplug.c |
diff --git a/source/common/icuplug.c b/source/common/icuplug.c |
deleted file mode 100644 |
index 0c38be1c51e461ce399145faefd975441882d69d..0000000000000000000000000000000000000000 |
--- a/source/common/icuplug.c |
+++ /dev/null |
@@ -1,843 +0,0 @@ |
-/* |
-****************************************************************************** |
-* |
-* Copyright (C) 2009-2012, International Business Machines |
-* Corporation and others. All Rights Reserved. |
-* |
-****************************************************************************** |
-* |
-* FILE NAME : icuplug.c |
-* |
-* Date Name Description |
-* 10/29/2009 sl New. |
-****************************************************************************** |
-*/ |
- |
-#include "unicode/icuplug.h" |
-#include "icuplugimp.h" |
-#include "cstring.h" |
-#include "cmemory.h" |
-#include "putilimp.h" |
-#include "ucln.h" |
-#include <stdio.h> |
-#ifdef __MVS__ /* defined by z/OS compiler */ |
-#define _POSIX_SOURCE |
-#include <cics.h> /* 12 Nov 2011 JAM iscics() function */ |
-#endif |
- |
-#ifndef UPLUG_TRACE |
-#define UPLUG_TRACE 0 |
-#endif |
- |
-#if UPLUG_TRACE |
-#include <stdio.h> |
-#define DBG(x) fprintf(stderr, "%s:%d: ",__FILE__,__LINE__); fprintf x |
-#endif |
- |
-/** |
- * Internal structure of an ICU plugin. |
- */ |
- |
-struct UPlugData { |
- UPlugEntrypoint *entrypoint; /**< plugin entrypoint */ |
- uint32_t structSize; /**< initialized to the size of this structure */ |
- uint32_t token; /**< must be U_PLUG_TOKEN */ |
- void *lib; /**< plugin library, or NULL */ |
- char libName[UPLUG_NAME_MAX]; /**< library name */ |
- char sym[UPLUG_NAME_MAX]; /**< plugin symbol, or NULL */ |
- char config[UPLUG_NAME_MAX]; /**< configuration data */ |
- void *context; /**< user context data */ |
- char name[UPLUG_NAME_MAX]; /**< name of plugin */ |
- UPlugLevel level; /**< level of plugin */ |
- UBool awaitingLoad; /**< TRUE if the plugin is awaiting a load call */ |
- UBool dontUnload; /**< TRUE if plugin must stay resident (leak plugin and lib) */ |
- UErrorCode pluginStatus; /**< status code of plugin */ |
-}; |
- |
- |
- |
-#define UPLUG_LIBRARY_INITIAL_COUNT 8 |
-#define UPLUG_PLUGIN_INITIAL_COUNT 12 |
- |
-/** |
- * Remove an item |
- * @param list the full list |
- * @param listSize the number of entries in the list |
- * @param memberSize the size of one member |
- * @param itemToRemove the item number of the member |
- * @return the new listsize |
- */ |
-static int32_t uplug_removeEntryAt(void *list, int32_t listSize, int32_t memberSize, int32_t itemToRemove) { |
- uint8_t *bytePtr = (uint8_t *)list; |
- |
- /* get rid of some bad cases first */ |
- if(listSize<1) { |
- return listSize; |
- } |
- |
- /* is there anything to move? */ |
- if(listSize > itemToRemove+1) { |
- memmove(bytePtr+(itemToRemove*memberSize), bytePtr+((itemToRemove+1)*memberSize), memberSize); |
- } |
- |
- return listSize-1; |
-} |
- |
- |
- |
- |
-#if U_ENABLE_DYLOAD |
-/** |
- * Library management. Internal. |
- * @internal |
- */ |
-struct UPlugLibrary; |
- |
-/** |
- * Library management. Internal. |
- * @internal |
- */ |
-typedef struct UPlugLibrary { |
- void *lib; /**< library ptr */ |
- char name[UPLUG_NAME_MAX]; /**< library name */ |
- uint32_t ref; /**< reference count */ |
-} UPlugLibrary; |
- |
-static UPlugLibrary staticLibraryList[UPLUG_LIBRARY_INITIAL_COUNT]; |
-static UPlugLibrary * libraryList = staticLibraryList; |
-static int32_t libraryCount = 0; |
-static int32_t libraryMax = UPLUG_LIBRARY_INITIAL_COUNT; |
- |
-/** |
- * Search for a library. Doesn't lock |
- * @param libName libname to search for |
- * @return the library's struct |
- */ |
-static int32_t searchForLibraryName(const char *libName) { |
- int32_t i; |
- |
- for(i=0;i<libraryCount;i++) { |
- if(!uprv_strcmp(libName, libraryList[i].name)) { |
- return i; |
- } |
- } |
- return -1; |
-} |
- |
-static int32_t searchForLibrary(void *lib) { |
- int32_t i; |
- |
- for(i=0;i<libraryCount;i++) { |
- if(lib==libraryList[i].lib) { |
- return i; |
- } |
- } |
- return -1; |
-} |
- |
-U_INTERNAL char * U_EXPORT2 |
-uplug_findLibrary(void *lib, UErrorCode *status) { |
- int32_t libEnt; |
- char *ret = NULL; |
- if(U_FAILURE(*status)) { |
- return NULL; |
- } |
- libEnt = searchForLibrary(lib); |
- if(libEnt!=-1) { |
- ret = libraryList[libEnt].name; |
- } else { |
- *status = U_MISSING_RESOURCE_ERROR; |
- } |
- return ret; |
-} |
- |
-U_INTERNAL void * U_EXPORT2 |
-uplug_openLibrary(const char *libName, UErrorCode *status) { |
- int32_t libEntry = -1; |
- void *lib = NULL; |
- |
- if(U_FAILURE(*status)) return NULL; |
- |
- libEntry = searchForLibraryName(libName); |
- if(libEntry == -1) { |
- libEntry = libraryCount++; |
- if(libraryCount >= libraryMax) { |
- /* Ran out of library slots. Statically allocated because we can't depend on allocating memory.. */ |
- *status = U_MEMORY_ALLOCATION_ERROR; |
-#if UPLUG_TRACE |
- DBG((stderr, "uplug_openLibrary() - out of library slots (max %d)\n", libraryMax)); |
-#endif |
- return NULL; |
- } |
- /* Some operating systems don't want |
- DL operations from multiple threads. */ |
- libraryList[libEntry].lib = uprv_dl_open(libName, status); |
-#if UPLUG_TRACE |
- DBG((stderr, "uplug_openLibrary(%s,%s) libEntry %d, lib %p\n", libName, u_errorName(*status), libEntry, lib)); |
-#endif |
- |
- if(libraryList[libEntry].lib == NULL || U_FAILURE(*status)) { |
- /* cleanup. */ |
- libraryList[libEntry].lib = NULL; /* failure with open */ |
- libraryList[libEntry].name[0] = 0; |
-#if UPLUG_TRACE |
- DBG((stderr, "uplug_openLibrary(%s,%s) libEntry %d, lib %p\n", libName, u_errorName(*status), libEntry, lib)); |
-#endif |
- /* no need to free - just won't increase the count. */ |
- libraryCount--; |
- } else { /* is it still there? */ |
- /* link it in */ |
- uprv_strncpy(libraryList[libEntry].name,libName,UPLUG_NAME_MAX); |
- libraryList[libEntry].ref=1; |
- lib = libraryList[libEntry].lib; |
- } |
- |
- } else { |
- lib = libraryList[libEntry].lib; |
- libraryList[libEntry].ref++; |
- } |
- return lib; |
-} |
- |
-U_INTERNAL void U_EXPORT2 |
-uplug_closeLibrary(void *lib, UErrorCode *status) { |
- int32_t i; |
- |
-#if UPLUG_TRACE |
- DBG((stderr, "uplug_closeLibrary(%p,%s) list %p\n", lib, u_errorName(*status), (void*)libraryList)); |
-#endif |
- if(U_FAILURE(*status)) return; |
- |
- for(i=0;i<libraryCount;i++) { |
- if(lib==libraryList[i].lib) { |
- if(--(libraryList[i].ref) == 0) { |
- uprv_dl_close(libraryList[i].lib, status); |
- libraryCount = uplug_removeEntryAt(libraryList, libraryCount, sizeof(*libraryList), i); |
- } |
- return; |
- } |
- } |
- *status = U_INTERNAL_PROGRAM_ERROR; /* could not find the entry! */ |
-} |
- |
-#endif |
- |
-static UPlugData pluginList[UPLUG_PLUGIN_INITIAL_COUNT]; |
-static int32_t pluginCount = 0; |
- |
- |
- |
- |
-static int32_t uplug_pluginNumber(UPlugData* d) { |
- UPlugData *pastPlug = &pluginList[pluginCount]; |
- if(d<=pluginList) { |
- return 0; |
- } else if(d>=pastPlug) { |
- return pluginCount; |
- } else { |
- return (d-pluginList)/sizeof(pluginList[0]); |
- } |
-} |
- |
- |
-U_CAPI UPlugData * U_EXPORT2 |
-uplug_nextPlug(UPlugData *prior) { |
- if(prior==NULL) { |
- return pluginList; |
- } else { |
- UPlugData *nextPlug = &prior[1]; |
- UPlugData *pastPlug = &pluginList[pluginCount]; |
- |
- if(nextPlug>=pastPlug) { |
- return NULL; |
- } else { |
- return nextPlug; |
- } |
- } |
-} |
- |
- |
- |
-/** |
- * Call the plugin with some params |
- */ |
-static void uplug_callPlug(UPlugData *plug, UPlugReason reason, UErrorCode *status) { |
- UPlugTokenReturn token; |
- if(plug==NULL||U_FAILURE(*status)) { |
- return; |
- } |
- token = (*(plug->entrypoint))(plug, reason, status); |
- if(token!=UPLUG_TOKEN) { |
- *status = U_INTERNAL_PROGRAM_ERROR; |
- } |
-} |
- |
- |
-static void uplug_unloadPlug(UPlugData *plug, UErrorCode *status) { |
- if(plug->awaitingLoad) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ |
- *status = U_INTERNAL_PROGRAM_ERROR; |
- return; |
- } |
- if(U_SUCCESS(plug->pluginStatus)) { |
- /* Don't unload a plug which has a failing load status - means it didn't actually load. */ |
- uplug_callPlug(plug, UPLUG_REASON_UNLOAD, status); |
- } |
-} |
- |
-static void uplug_queryPlug(UPlugData *plug, UErrorCode *status) { |
- if(!plug->awaitingLoad || !(plug->level == UPLUG_LEVEL_UNKNOWN) ) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ |
- *status = U_INTERNAL_PROGRAM_ERROR; |
- return; |
- } |
- plug->level = UPLUG_LEVEL_INVALID; |
- uplug_callPlug(plug, UPLUG_REASON_QUERY, status); |
- if(U_SUCCESS(*status)) { |
- if(plug->level == UPLUG_LEVEL_INVALID) { |
- plug->pluginStatus = U_PLUGIN_DIDNT_SET_LEVEL; |
- plug->awaitingLoad = FALSE; |
- } |
- } else { |
- plug->pluginStatus = U_INTERNAL_PROGRAM_ERROR; |
- plug->awaitingLoad = FALSE; |
- } |
-} |
- |
- |
-static void uplug_loadPlug(UPlugData *plug, UErrorCode *status) { |
- if(!plug->awaitingLoad || (plug->level < UPLUG_LEVEL_LOW) ) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ |
- *status = U_INTERNAL_PROGRAM_ERROR; |
- return; |
- } |
- uplug_callPlug(plug, UPLUG_REASON_LOAD, status); |
- plug->awaitingLoad = FALSE; |
- if(!U_SUCCESS(*status)) { |
- plug->pluginStatus = U_INTERNAL_PROGRAM_ERROR; |
- } |
-} |
- |
-static UPlugData *uplug_allocateEmptyPlug(UErrorCode *status) |
-{ |
- UPlugData *plug = NULL; |
- |
- if(U_FAILURE(*status)) { |
- return NULL; |
- } |
- |
- if(pluginCount == UPLUG_PLUGIN_INITIAL_COUNT) { |
- *status = U_MEMORY_ALLOCATION_ERROR; |
- return NULL; |
- } |
- |
- plug = &pluginList[pluginCount++]; |
- |
- plug->token = UPLUG_TOKEN; |
- plug->structSize = sizeof(UPlugData); |
- plug->name[0]=0; |
- plug->level = UPLUG_LEVEL_UNKNOWN; /* initialize to null state */ |
- plug->awaitingLoad = TRUE; |
- plug->dontUnload = FALSE; |
- plug->pluginStatus = U_ZERO_ERROR; |
- plug->libName[0] = 0; |
- plug->config[0]=0; |
- plug->sym[0]=0; |
- plug->lib=NULL; |
- plug->entrypoint=NULL; |
- |
- |
- return plug; |
-} |
- |
-static UPlugData *uplug_allocatePlug(UPlugEntrypoint *entrypoint, const char *config, void *lib, const char *symName, |
- UErrorCode *status) { |
- UPlugData *plug; |
- |
- if(U_FAILURE(*status)) { |
- return NULL; |
- } |
- |
- plug = uplug_allocateEmptyPlug(status); |
- if(config!=NULL) { |
- uprv_strncpy(plug->config, config, UPLUG_NAME_MAX); |
- } else { |
- plug->config[0] = 0; |
- } |
- |
- if(symName!=NULL) { |
- uprv_strncpy(plug->sym, symName, UPLUG_NAME_MAX); |
- } else { |
- plug->sym[0] = 0; |
- } |
- |
- plug->entrypoint = entrypoint; |
- plug->lib = lib; |
- uplug_queryPlug(plug, status); |
- |
- return plug; |
-} |
- |
-static void uplug_deallocatePlug(UPlugData *plug, UErrorCode *status) { |
- UErrorCode subStatus = U_ZERO_ERROR; |
- if(!plug->dontUnload) { |
-#if U_ENABLE_DYLOAD |
- uplug_closeLibrary(plug->lib, &subStatus); |
-#endif |
- } |
- plug->lib = NULL; |
- if(U_SUCCESS(*status) && U_FAILURE(subStatus)) { |
- *status = subStatus; |
- } |
- /* shift plugins up and decrement count. */ |
- if(U_SUCCESS(*status)) { |
- /* all ok- remove. */ |
- pluginCount = uplug_removeEntryAt(pluginList, pluginCount, sizeof(plug[0]), uplug_pluginNumber(plug)); |
- } else { |
- /* not ok- leave as a message. */ |
- plug->awaitingLoad=FALSE; |
- plug->entrypoint=0; |
- plug->dontUnload=TRUE; |
- } |
-} |
- |
-static void uplug_doUnloadPlug(UPlugData *plugToRemove, UErrorCode *status) { |
- if(plugToRemove != NULL) { |
- uplug_unloadPlug(plugToRemove, status); |
- uplug_deallocatePlug(plugToRemove, status); |
- } |
-} |
- |
-U_CAPI void U_EXPORT2 |
-uplug_removePlug(UPlugData *plug, UErrorCode *status) { |
- UPlugData *cursor = NULL; |
- UPlugData *plugToRemove = NULL; |
- if(U_FAILURE(*status)) return; |
- |
- for(cursor=pluginList;cursor!=NULL;) { |
- if(cursor==plug) { |
- plugToRemove = plug; |
- cursor=NULL; |
- } else { |
- cursor = uplug_nextPlug(cursor); |
- } |
- } |
- |
- uplug_doUnloadPlug(plugToRemove, status); |
-} |
- |
- |
- |
- |
-U_CAPI void U_EXPORT2 |
-uplug_setPlugNoUnload(UPlugData *data, UBool dontUnload) |
-{ |
- data->dontUnload = dontUnload; |
-} |
- |
- |
-U_CAPI void U_EXPORT2 |
-uplug_setPlugLevel(UPlugData *data, UPlugLevel level) { |
- data->level = level; |
-} |
- |
- |
-U_CAPI UPlugLevel U_EXPORT2 |
-uplug_getPlugLevel(UPlugData *data) { |
- return data->level; |
-} |
- |
- |
-U_CAPI void U_EXPORT2 |
-uplug_setPlugName(UPlugData *data, const char *name) { |
- uprv_strncpy(data->name, name, UPLUG_NAME_MAX); |
-} |
- |
- |
-U_CAPI const char * U_EXPORT2 |
-uplug_getPlugName(UPlugData *data) { |
- return data->name; |
-} |
- |
- |
-U_CAPI const char * U_EXPORT2 |
-uplug_getSymbolName(UPlugData *data) { |
- return data->sym; |
-} |
- |
-U_CAPI const char * U_EXPORT2 |
-uplug_getLibraryName(UPlugData *data, UErrorCode *status) { |
- if(data->libName[0]) { |
- return data->libName; |
- } else { |
-#if U_ENABLE_DYLOAD |
- return uplug_findLibrary(data->lib, status); |
-#else |
- return NULL; |
-#endif |
- } |
-} |
- |
-U_CAPI void * U_EXPORT2 |
-uplug_getLibrary(UPlugData *data) { |
- return data->lib; |
-} |
- |
-U_CAPI void * U_EXPORT2 |
-uplug_getContext(UPlugData *data) { |
- return data->context; |
-} |
- |
- |
-U_CAPI void U_EXPORT2 |
-uplug_setContext(UPlugData *data, void *context) { |
- data->context = context; |
-} |
- |
-U_CAPI const char* U_EXPORT2 |
-uplug_getConfiguration(UPlugData *data) { |
- return data->config; |
-} |
- |
-U_INTERNAL UPlugData* U_EXPORT2 |
-uplug_getPlugInternal(int32_t n) { |
- if(n <0 || n >= pluginCount) { |
- return NULL; |
- } else { |
- return &(pluginList[n]); |
- } |
-} |
- |
- |
-U_CAPI UErrorCode U_EXPORT2 |
-uplug_getPlugLoadStatus(UPlugData *plug) { |
- return plug->pluginStatus; |
-} |
- |
- |
- |
- |
-/** |
- * Initialize a plugin fron an entrypoint and library - but don't load it. |
- */ |
-static UPlugData* uplug_initPlugFromEntrypointAndLibrary(UPlugEntrypoint *entrypoint, const char *config, void *lib, const char *sym, |
- UErrorCode *status) { |
- UPlugData *plug = NULL; |
- |
- plug = uplug_allocatePlug(entrypoint, config, lib, sym, status); |
- |
- if(U_SUCCESS(*status)) { |
- return plug; |
- } else { |
- uplug_deallocatePlug(plug, status); |
- return NULL; |
- } |
-} |
- |
-U_CAPI UPlugData* U_EXPORT2 |
-uplug_loadPlugFromEntrypoint(UPlugEntrypoint *entrypoint, const char *config, UErrorCode *status) { |
- UPlugData* plug = uplug_initPlugFromEntrypointAndLibrary(entrypoint, config, NULL, NULL, status); |
- uplug_loadPlug(plug, status); |
- return plug; |
-} |
- |
-#if U_ENABLE_DYLOAD |
- |
-static UPlugData* |
-uplug_initErrorPlug(const char *libName, const char *sym, const char *config, const char *nameOrError, UErrorCode loadStatus, UErrorCode *status) |
-{ |
- UPlugData *plug = uplug_allocateEmptyPlug(status); |
- if(U_FAILURE(*status)) return NULL; |
- |
- plug->pluginStatus = loadStatus; |
- plug->awaitingLoad = FALSE; /* Won't load. */ |
- plug->dontUnload = TRUE; /* cannot unload. */ |
- |
- if(sym!=NULL) { |
- uprv_strncpy(plug->sym, sym, UPLUG_NAME_MAX); |
- } |
- |
- if(libName!=NULL) { |
- uprv_strncpy(plug->libName, libName, UPLUG_NAME_MAX); |
- } |
- |
- if(nameOrError!=NULL) { |
- uprv_strncpy(plug->name, nameOrError, UPLUG_NAME_MAX); |
- } |
- |
- if(config!=NULL) { |
- uprv_strncpy(plug->config, config, UPLUG_NAME_MAX); |
- } |
- |
- return plug; |
-} |
- |
-/** |
- * Fetch a plugin from DLL, and then initialize it from a library- but don't load it. |
- */ |
-static UPlugData* |
-uplug_initPlugFromLibrary(const char *libName, const char *sym, const char *config, UErrorCode *status) { |
- void *lib = NULL; |
- UPlugData *plug = NULL; |
- if(U_FAILURE(*status)) { return NULL; } |
- lib = uplug_openLibrary(libName, status); |
- if(lib!=NULL && U_SUCCESS(*status)) { |
- UPlugEntrypoint *entrypoint = NULL; |
- entrypoint = (UPlugEntrypoint*)uprv_dlsym_func(lib, sym, status); |
- |
- if(entrypoint!=NULL&&U_SUCCESS(*status)) { |
- plug = uplug_initPlugFromEntrypointAndLibrary(entrypoint, config, lib, sym, status); |
- if(plug!=NULL&&U_SUCCESS(*status)) { |
- plug->lib = lib; /* plug takes ownership of library */ |
- lib = NULL; /* library is now owned by plugin. */ |
- } |
- } else { |
- UErrorCode subStatus = U_ZERO_ERROR; |
- plug = uplug_initErrorPlug(libName,sym,config,"ERROR: Could not load entrypoint",(lib==NULL)?U_MISSING_RESOURCE_ERROR:*status,&subStatus); |
- } |
- if(lib!=NULL) { /* still need to close the lib */ |
- UErrorCode subStatus = U_ZERO_ERROR; |
- uplug_closeLibrary(lib, &subStatus); /* don't care here */ |
- } |
- } else { |
- UErrorCode subStatus = U_ZERO_ERROR; |
- plug = uplug_initErrorPlug(libName,sym,config,"ERROR: could not load library",(lib==NULL)?U_MISSING_RESOURCE_ERROR:*status,&subStatus); |
- } |
- return plug; |
-} |
- |
-U_CAPI UPlugData* U_EXPORT2 |
-uplug_loadPlugFromLibrary(const char *libName, const char *sym, const char *config, UErrorCode *status) { |
- UPlugData *plug = NULL; |
- if(U_FAILURE(*status)) { return NULL; } |
- plug = uplug_initPlugFromLibrary(libName, sym, config, status); |
- uplug_loadPlug(plug, status); |
- |
- return plug; |
-} |
- |
-#endif |
- |
-U_CAPI UPlugLevel U_EXPORT2 uplug_getCurrentLevel() { |
- if(cmemory_inUse()) { |
- return UPLUG_LEVEL_HIGH; |
- } else { |
- return UPLUG_LEVEL_LOW; |
- } |
-} |
- |
-static UBool U_CALLCONV uplug_cleanup(void) |
-{ |
- int32_t i; |
- |
- UPlugData *pluginToRemove; |
- /* cleanup plugs */ |
- for(i=0;i<pluginCount;i++) { |
- UErrorCode subStatus = U_ZERO_ERROR; |
- pluginToRemove = &pluginList[i]; |
- /* unload and deallocate */ |
- uplug_doUnloadPlug(pluginToRemove, &subStatus); |
- } |
- /* close other held libs? */ |
- return TRUE; |
-} |
- |
-#if U_ENABLE_DYLOAD |
- |
-static void uplug_loadWaitingPlugs(UErrorCode *status) { |
- int32_t i; |
- UPlugLevel currentLevel = uplug_getCurrentLevel(); |
- |
- if(U_FAILURE(*status)) { |
- return; |
- } |
-#if UPLUG_TRACE |
- DBG((stderr, "uplug_loadWaitingPlugs() Level: %d\n", currentLevel)); |
-#endif |
- /* pass #1: low level plugs */ |
- for(i=0;i<pluginCount;i++) { |
- UErrorCode subStatus = U_ZERO_ERROR; |
- UPlugData *pluginToLoad = &pluginList[i]; |
- if(pluginToLoad->awaitingLoad) { |
- if(pluginToLoad->level == UPLUG_LEVEL_LOW) { |
- if(currentLevel > UPLUG_LEVEL_LOW) { |
- pluginToLoad->pluginStatus = U_PLUGIN_TOO_HIGH; |
- } else { |
- UPlugLevel newLevel; |
- uplug_loadPlug(pluginToLoad, &subStatus); |
- newLevel = uplug_getCurrentLevel(); |
- if(newLevel > currentLevel) { |
- pluginToLoad->pluginStatus = U_PLUGIN_CHANGED_LEVEL_WARNING; |
- currentLevel = newLevel; |
- } |
- } |
- pluginToLoad->awaitingLoad = FALSE; |
- } |
- } |
- } |
- for(i=0;i<pluginCount;i++) { |
- UErrorCode subStatus = U_ZERO_ERROR; |
- UPlugData *pluginToLoad = &pluginList[i]; |
- |
- if(pluginToLoad->awaitingLoad) { |
- if(pluginToLoad->level == UPLUG_LEVEL_INVALID) { |
- pluginToLoad->pluginStatus = U_PLUGIN_DIDNT_SET_LEVEL; |
- } else if(pluginToLoad->level == UPLUG_LEVEL_UNKNOWN) { |
- pluginToLoad->pluginStatus = U_INTERNAL_PROGRAM_ERROR; |
- } else { |
- uplug_loadPlug(pluginToLoad, &subStatus); |
- } |
- pluginToLoad->awaitingLoad = FALSE; |
- } |
- } |
- |
-#if UPLUG_TRACE |
- DBG((stderr, " Done Loading Plugs. Level: %d\n", (int32_t)uplug_getCurrentLevel())); |
-#endif |
-} |
- |
-/* Name of the plugin config file */ |
-static char plugin_file[2048] = ""; |
-#endif |
- |
-U_INTERNAL const char* U_EXPORT2 |
-uplug_getPluginFile() { |
-#if U_ENABLE_DYLOAD |
- return plugin_file; |
-#else |
- return NULL; |
-#endif |
-} |
- |
- |
-U_CAPI void U_EXPORT2 |
-uplug_init(UErrorCode *status) { |
-#if !U_ENABLE_DYLOAD |
- (void)status; /* unused */ |
-#else |
- const char *plugin_dir; |
- |
- if(U_FAILURE(*status)) return; |
- plugin_dir = getenv("ICU_PLUGINS"); |
- |
-#if defined(DEFAULT_ICU_PLUGINS) |
- if(plugin_dir == NULL || !*plugin_dir) { |
- plugin_dir = DEFAULT_ICU_PLUGINS; |
- } |
-#endif |
- |
-#if UPLUG_TRACE |
- DBG((stderr, "ICU_PLUGINS=%s\n", plugin_dir)); |
-#endif |
- |
- if(plugin_dir != NULL && *plugin_dir) { |
- FILE *f; |
- |
- |
-#ifdef OS390BATCH |
-/* There are potentially a lot of ways to implement a plugin directory on OS390/zOS */ |
-/* Keeping in mind that unauthorized file access is logged, monitored, and enforced */ |
-/* I've chosen to open a DDNAME if BATCH and leave it alone for (presumably) UNIX */ |
-/* System Services. Alternative techniques might be allocating a member in */ |
-/* SYS1.PARMLIB or setting an environment variable "ICU_PLUGIN_PATH" (?). The */ |
-/* DDNAME can be connected to a file in the HFS if need be. */ |
- |
- uprv_strncpy(plugin_file,"//DD:ICUPLUG", 2047); /* JAM 20 Oct 2011 */ |
-#else |
- uprv_strncpy(plugin_file, plugin_dir, 2047); |
- uprv_strncat(plugin_file, U_FILE_SEP_STRING,2047); |
- uprv_strncat(plugin_file, "icuplugins",2047); |
- uprv_strncat(plugin_file, U_ICU_VERSION_SHORT ,2047); |
- uprv_strncat(plugin_file, ".txt" ,2047); |
-#endif |
- |
-#if UPLUG_TRACE |
- DBG((stderr, "pluginfile= %s\n", plugin_file)); |
-#endif |
- |
-#ifdef __MVS__ |
- if (iscics()) /* 12 Nov 2011 JAM */ |
- { |
- f = NULL; |
- } |
- else |
-#endif |
- { |
- f = fopen(plugin_file, "r"); |
- } |
- |
- if(f != NULL) { |
- char linebuf[1024]; |
- char *p, *libName=NULL, *symName=NULL, *config=NULL; |
- int32_t line = 0; |
- |
- |
- while(fgets(linebuf,1023,f)) { |
- line++; |
- |
- if(!*linebuf || *linebuf=='#') { |
- continue; |
- } else { |
- p = linebuf; |
- while(*p&&isspace((int)*p)) |
- p++; |
- if(!*p || *p=='#') continue; |
- libName = p; |
- while(*p&&!isspace((int)*p)) { |
- p++; |
- } |
- if(!*p || *p=='#') continue; /* no tab after libname */ |
- *p=0; /* end of libname */ |
- p++; |
- while(*p&&isspace((int)*p)) { |
- p++; |
- } |
- if(!*p||*p=='#') continue; /* no symname after libname +tab */ |
- symName = p; |
- while(*p&&!isspace((int)*p)) { |
- p++; |
- } |
- |
- if(*p) { /* has config */ |
- *p=0; |
- ++p; |
- while(*p&&isspace((int)*p)) { |
- p++; |
- } |
- if(*p) { |
- config = p; |
- } |
- } |
- |
- /* chop whitespace at the end of the config */ |
- if(config!=NULL&&*config!=0) { |
- p = config+strlen(config); |
- while(p>config&&isspace((int)*(--p))) { |
- *p=0; |
- } |
- } |
- |
- /* OK, we're good. */ |
- { |
- UErrorCode subStatus = U_ZERO_ERROR; |
- UPlugData *plug = uplug_initPlugFromLibrary(libName, symName, config, &subStatus); |
- if(U_FAILURE(subStatus) && U_SUCCESS(*status)) { |
- *status = subStatus; |
- } |
-#if UPLUG_TRACE |
- DBG((stderr, "PLUGIN libName=[%s], sym=[%s], config=[%s]\n", libName, symName, config)); |
- DBG((stderr, " -> %p, %s\n", (void*)plug, u_errorName(subStatus))); |
-#else |
- (void)plug; /* unused */ |
-#endif |
- } |
- } |
- } |
- fclose(f); |
- } else { |
-#if UPLUG_TRACE |
- DBG((stderr, "Can't open plugin file %s\n", plugin_file)); |
-#endif |
- } |
- } |
- uplug_loadWaitingPlugs(status); |
-#endif /* U_ENABLE_DYLOAD */ |
- ucln_registerCleanup(UCLN_UPLUG, uplug_cleanup); |
-} |