/****************************************************************************** * Copyright (C) 2008-2015, International Business Machines * Corporation and others. All Rights Reserved. ******************************************************************************* */ #include "unicode/utypes.h" #include "unicode/localpointer.h" #include "unicode/putil.h" #include "cstring.h" #include "toolutil.h" #include "uoptions.h" #include "uparse.h" #include "package.h" #include "pkg_icu.h" #include <stdio.h> #include <stdlib.h> #include <string.h> // read a file list -------------------------------------------------------- *** U_NAMESPACE_USE static const struct { const char *suffix; int32_t length; } listFileSuffixes[]={ { ".txt", 4 }, { ".lst", 4 }, { ".tmp", 4 } }; /* check for multiple text file suffixes to see if this list name is a text file name */ static UBool isListTextFile(const char *listname) { const char *listNameEnd=strchr(listname, 0); const char *suffix; int32_t i, length; for(i=0; i<UPRV_LENGTHOF(listFileSuffixes); ++i) { suffix=listFileSuffixes[i].suffix; length=listFileSuffixes[i].length; if((listNameEnd-listname)>length && 0==memcmp(listNameEnd-length, suffix, length)) { return TRUE; } } return FALSE; } /* * Read a file list. * If the listname ends with ".txt", then read the list file * (in the system/ invariant charset). * If the listname ends with ".dat", then read the ICU .dat package file. * Otherwise, read the file itself as a single-item list. */ U_CAPI Package * U_EXPORT2 readList(const char *filesPath, const char *listname, UBool readContents, Package *listPkgIn) { Package *listPkg = listPkgIn; FILE *file; const char *listNameEnd; if(listname==NULL || listname[0]==0) { fprintf(stderr, "missing list file\n"); return NULL; } if (listPkg == NULL) { listPkg=new Package(); if(listPkg==NULL) { fprintf(stderr, "icupkg: not enough memory\n"); exit(U_MEMORY_ALLOCATION_ERROR); } } listNameEnd=strchr(listname, 0); if(isListTextFile(listname)) { // read the list file char line[1024]; char *end; const char *start; file=fopen(listname, "r"); if(file==NULL) { fprintf(stderr, "icupkg: unable to open list file \"%s\"\n", listname); delete listPkg; exit(U_FILE_ACCESS_ERROR); } while(fgets(line, sizeof(line), file)) { // remove comments end=strchr(line, '#'); if(end!=NULL) { *end=0; } else { // remove trailing CR LF end=strchr(line, 0); while(line<end && (*(end-1)=='\r' || *(end-1)=='\n')) { *--end=0; } } // check first non-whitespace character and // skip empty lines and // skip lines starting with reserved characters start=u_skipWhitespace(line); if(*start==0 || NULL!=strchr(U_PKG_RESERVED_CHARS, *start)) { continue; } // take whitespace-separated items from the line for(;;) { // find whitespace after the item or the end of the line for(end=(char *)start; *end!=0 && *end!=' ' && *end!='\t'; ++end) {} if(*end==0) { // this item is the last one on the line end=NULL; } else { // the item is terminated by whitespace, terminate it with NUL *end=0; } if(readContents) { listPkg->addFile(filesPath, start); } else { listPkg->addItem(start); } // find the start of the next item or exit the loop if(end==NULL || *(start=u_skipWhitespace(end+1))==0) { break; } } } fclose(file); } else if((listNameEnd-listname)>4 && 0==memcmp(listNameEnd-4, ".dat", 4)) { // read the ICU .dat package // Accept a .dat file whose name differs from the ToC prefixes. listPkg->setAutoPrefix(); listPkg->readPackage(listname); } else { // list the single file itself if(readContents) { listPkg->addFile(filesPath, listname); } else { listPkg->addItem(listname); } } return listPkg; } U_CAPI int U_EXPORT2 writePackageDatFile(const char *outFilename, const char *outComment, const char *sourcePath, const char *addList, Package *pkg, char outType) { LocalPointer<Package> ownedPkg; LocalPointer<Package> addListPkg; if (pkg == NULL) { ownedPkg.adoptInstead(new Package); if(ownedPkg.isNull()) { fprintf(stderr, "icupkg: not enough memory\n"); return U_MEMORY_ALLOCATION_ERROR; } pkg = ownedPkg.getAlias(); addListPkg.adoptInstead(readList(sourcePath, addList, TRUE, NULL)); if(addListPkg.isValid()) { pkg->addItems(*addListPkg); } else { return U_ILLEGAL_ARGUMENT_ERROR; } } pkg->writePackage(outFilename, outType, outComment); return 0; }