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wordnet-3.0-CVE-2008-3908.patch
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File wordnet-3.0-CVE-2008-3908.patch of Package wordnet
diff --git a/lib/binsrch.c b/lib/binsrch.c index 85436f3..8b71216 100644 --- a/lib/binsrch.c +++ b/lib/binsrch.c @@ -28,7 +28,7 @@ char *read_index(long offset, FILE *fp) { char *linep; linep = line; - line[0] = '0'; + line[0] = '\0'; fseek( fp, offset, SEEK_SET ); fgets(linep, LINE_LEN, fp); @@ -58,6 +58,8 @@ char *bin_search(char *searchkey, FILE *fp) last_bin_search_offset = ftell( fp ); fgets(linep, LINE_LEN, fp); length = (int)(strchr(linep, ' ') - linep); + if (length > (sizeof(key) - 1)) + return(NULL); strncpy(key, linep, length); key[length] = '\0'; if(strcmp(key, searchkey) < 0) { @@ -110,6 +112,8 @@ static int bin_search_key(char *searchkey, FILE *fp) line[length++] = c; if (getc(fp) == EOF) { /* only 1 line in file */ length = (int)(strchr(linep, ' ') - linep); + if (length > (sizeof(key) - 1)) + return(0); strncpy(key, linep, length); key[length] = '\0'; if(strcmp(key, searchkey) > 0) { @@ -132,6 +136,8 @@ static int bin_search_key(char *searchkey, FILE *fp) if (fgets(linep, LINE_LEN, fp) != NULL) { offset2 = ftell(fp); /* offset at start of next line */ length = (int)(strchr(linep, ' ') - linep); + if (length > (sizeof(key) - 1)) + return(0); strncpy(key, linep, length); key[length] = '\0'; if(strcmp(key, searchkey) < 0) { /* further in file */ diff --git a/lib/morph.c b/lib/morph.c index 0cff594..ea4b4f8 100644 --- a/lib/morph.c +++ b/lib/morph.c @@ -51,24 +51,24 @@ static struct { char *str; int strlen; } prepositions[NUMPREPS] = { - "to", 2, - "at", 2, - "of", 2, - "on", 2, - "off", 3, - "in", 2, - "out", 3, - "up", 2, - "down", 4, - "from", 4, - "with", 4, - "into", 4, - "for", 3, - "about", 5, - "between", 7, + { "to", 2 }, + { "at", 2 }, + { "of", 2 }, + { "on", 2 }, + { "off", 3 }, + { "in", 2 }, + { "out", 3 }, + { "up", 2 }, + { "down", 4 }, + { "from", 4 }, + { "with", 4 }, + { "into", 4 }, + { "for", 3 }, + { "about", 5 }, + { "between", 7 } }; -static FILE *exc_fps[NUMPARTS + 1]; +static FILE *exc_fps[NUMPARTS]; static int do_init(); static int strend(char *, char *); @@ -100,7 +100,7 @@ int re_morphinit(void) { int i; - for (i = 1; i <= NUMPARTS; i++) { + for (i = 0; i < NUMPARTS; i++) { if (exc_fps[i] != NULL) { fclose(exc_fps[i]); exc_fps[i] = NULL; } @@ -144,18 +144,19 @@ static int do_init(void) } else sprintf(searchdir, DEFAULTPATH); #else - if ((env = getenv("WNSEARCHDIR")) != NULL) - strcpy(searchdir, env); - else if ((env = getenv("WNHOME")) != NULL) - sprintf(searchdir, "%s%s", env, DICTDIR); - else + if ((env = getenv("WNSEARCHDIR")) != NULL) { + snprintf(searchdir, sizeof(searchdir), "%s", env); + } else if ((env = getenv("WNHOME")) != NULL) { + snprintf(searchdir, sizeof(searchdir), "%s%s", env, DICTDIR); + } else { strcpy(searchdir, DEFAULTPATH); + } #endif - for (i = 1; i <= NUMPARTS; i++) { - sprintf(fname, EXCFILE, searchdir, partnames[i]); + for (i = 0; i < NUMPARTS; i++) { + snprintf(fname, sizeof(fname), EXCFILE, searchdir, partnames[i+1]); if ((exc_fps[i] = fopen(fname, "r")) == NULL) { - sprintf(msgbuf, + snprintf(msgbuf, sizeof(msgbuf), "WordNet library error: Can't open exception file(%s)\n\n", fname); display_message(msgbuf); @@ -178,13 +179,16 @@ char *morphstr(char *origstr, int pos) int prep; char *end_idx1, *end_idx2; char *append; - + if (pos == SATELLITE) pos = ADJ; /* First time through for this string */ if (origstr != NULL) { + if (strlen(origstr) > WORDBUF - 1) + return(NULL); + /* Assume string hasn't had spaces substitued with '_' */ strtolower(strsubst(strcpy(str, origstr), ' ', '_')); searchstr[0] = '\0'; @@ -232,7 +236,7 @@ char *morphstr(char *origstr, int pos) if (end_idx < 0) return(NULL); /* shouldn't do this */ strncpy(word, str + st_idx, end_idx - st_idx); word[end_idx - st_idx] = '\0'; - if(tmp = morphword(word, pos)) + if ((tmp = morphword(word, pos)) != NULL) strcat(searchstr,tmp); else strcat(searchstr,word); @@ -240,7 +244,7 @@ char *morphstr(char *origstr, int pos) st_idx = end_idx + 1; } - if(tmp = morphword(strcpy(word, str + st_idx), pos)) + if ((tmp = morphword(strcpy(word, str + st_idx), pos)) != NULL) strcat(searchstr,tmp); else strcat(searchstr,word); @@ -270,16 +274,15 @@ char *morphword(char *word, int pos) { int offset, cnt; int i; - static char retval[WORDBUF]; - char *tmp, tmpbuf[WORDBUF], *end; - - sprintf(retval,""); - sprintf(tmpbuf, ""); - end = ""; - + static char retval[WORDBUF] = ""; + char *tmp, tmpbuf[WORDBUF] = "", *end = ""; + if(word == NULL) return(NULL); + if (strlen(word) > WORDBUF - 1) + return(NULL); + /* first look for word on exception list */ if((tmp = exc_lookup(word, pos)) != NULL) @@ -335,7 +338,10 @@ static char *wordbase(char *word, int ender) { char *pt1; static char copy[WORDBUF]; - + + if (strlen(word) > WORDBUF - 1) + return(NULL); + strcpy(copy, word); if(strend(copy,sufx[ender])) { pt1=strchr(copy,'\0'); @@ -368,13 +374,14 @@ static char *exc_lookup(char *word, int pos) { static char line[WORDBUF], *beglp, *endlp; char *excline; - int found = 0; if (exc_fps[pos] == NULL) return(NULL); /* first time through load line from exception file */ if(word != NULL){ + if (strlen(word) > WORDBUF - 1) + return(NULL); if ((excline = bin_search(word, exc_fps[pos])) != NULL) { strcpy(line, excline); endlp = strchr(line,' '); @@ -403,6 +410,9 @@ static char *morphprep(char *s) char word[WORDBUF], end[WORDBUF]; static char retval[WORDBUF]; + if (strlen(s) > WORDBUF - 1) + return (NULL); + /* Assume that the verb is the first word in the phrase. Strip it off, check for validity, then try various morphs with the rest of the phrase tacked on, trying to find a match. */ @@ -410,7 +420,7 @@ static char *morphprep(char *s) rest = strchr(s, '_'); last = strrchr(s, '_'); if (rest != last) { /* more than 2 words */ - if (lastwd = morphword(last + 1, NOUN)) { + if ((lastwd = morphword(last + 1, NOUN)) != NULL) { strncpy(end, rest, last - rest + 1); end[last-rest+1] = '\0'; strcat(end, lastwd); diff --git a/lib/search.c b/lib/search.c index 1cdedc3..bc781cd 100644 --- a/lib/search.c +++ b/lib/search.c @@ -13,6 +13,7 @@ #include <stdlib.h> #include <string.h> #include <assert.h> +#include <limits.h> #include "wn.h" @@ -119,33 +120,22 @@ IndexPtr parse_index(long offset, int dbase, char *line) { if ( !line ) line = read_index( offset, indexfps[dbase] ); - idx = (IndexPtr)malloc(sizeof(Index)); + idx = (IndexPtr)calloc(1, sizeof(Index)); assert(idx); /* set offset of entry in index file */ idx->idxoffset = offset; - idx->wd='\0'; - idx->pos='\0'; - idx->off_cnt=0; - idx->tagged_cnt = 0; - idx->sense_cnt=0; - idx->offset='\0'; - idx->ptruse_cnt=0; - idx->ptruse='\0'; - /* get the word */ ptrtok=strtok(line," \n"); - idx->wd = malloc(strlen(ptrtok) + 1); + idx->wd = strdup(ptrtok); assert(idx->wd); - strcpy(idx->wd, ptrtok); /* get the part of speech */ ptrtok=strtok(NULL," \n"); - idx->pos = malloc(strlen(ptrtok) + 1); + idx->pos = strdup(ptrtok); assert(idx->pos); - strcpy(idx->pos, ptrtok); /* get the collins count */ ptrtok=strtok(NULL," \n"); @@ -154,7 +144,12 @@ IndexPtr parse_index(long offset, int dbase, char *line) { /* get the number of pointers types */ ptrtok=strtok(NULL," \n"); idx->ptruse_cnt = atoi(ptrtok); - + + if (idx->ptruse_cnt < 0 || (unsigned int)idx->ptruse_cnt > UINT_MAX/sizeof(int)) { + free_index(idx); + return(NULL); + } + if (idx->ptruse_cnt) { idx->ptruse = (int *) malloc(idx->ptruse_cnt * (sizeof(int))); assert(idx->ptruse); @@ -173,9 +168,14 @@ IndexPtr parse_index(long offset, int dbase, char *line) { /* get the number of senses that are tagged */ ptrtok=strtok(NULL," \n"); idx->tagged_cnt = atoi(ptrtok); - + + if (idx->off_cnt < 0 || (unsigned long)idx->off_cnt > ULONG_MAX/sizeof(long)) { + free_index(idx); + return(NULL); + } + /* make space for the offsets */ - idx->offset = (long *) malloc(idx->off_cnt * (sizeof(long))); + idx->offset = (unsigned long *) malloc(idx->off_cnt * sizeof(long)); assert(idx->offset); /* get the offsets */ @@ -197,15 +197,21 @@ IndexPtr getindex(char *searchstr, int dbase) char strings[MAX_FORMS][WORDBUF]; /* vector of search strings */ static IndexPtr offsets[MAX_FORMS]; static int offset; - + /* This works like strrok(): if passed with a non-null string, prepare vector of search strings and offsets. If string is null, look at current list of offsets and return next one, or NULL if no more alternatives for this word. */ if (searchstr != NULL) { - - offset = 0; + /* Bail out if the input is too long for us to handle */ + if (strlen(searchstr) > (WORDBUF - 1)) { + strcpy(msgbuf, "WordNet library error: search term is too long\n"); + display_message(msgbuf); + return(NULL); + } + + offset = 0; strtolower(searchstr); for (i = 0; i < MAX_FORMS; i++) { strcpy(strings[i], searchstr); @@ -229,11 +235,11 @@ IndexPtr getindex(char *searchstr, int dbase) /* Get offset of first entry. Then eliminate duplicates and get offsets of unique strings. */ - if (strings[0][0] != NULL) + if (strings[0] != NULL) offsets[0] = index_lookup(strings[0], dbase); for (i = 1; i < MAX_FORMS; i++) - if ((strings[i][0]) != NULL && (strcmp(strings[0], strings[i]))) + if (strings[i] != NULL && (strcmp(strings[0], strings[i]))) offsets[i] = index_lookup(strings[i], dbase); } @@ -272,7 +278,7 @@ SynsetPtr read_synset(int dbase, long boffset, char *word) SynsetPtr parse_synset(FILE *fp, int dbase, char *word) { static char line[LINEBUF]; - char tbuf[SMLINEBUF]; + char tbuf[SMLINEBUF] = ""; char *ptrtok; char *tmpptr; int foundpert = 0; @@ -286,33 +292,11 @@ SynsetPtr parse_synset(FILE *fp, int dbase, char *word) if ((tmpptr = fgets(line, LINEBUF, fp)) == NULL) return(NULL); - synptr = (SynsetPtr)malloc(sizeof(Synset)); + synptr = (SynsetPtr)calloc(1, sizeof(Synset)); assert(synptr); - - synptr->hereiam = 0; + synptr->sstype = DONT_KNOW; - synptr->fnum = 0; - synptr->pos = '\0'; - synptr->wcount = 0; - synptr->words = '\0'; - synptr->whichword = 0; - synptr->ptrcount = 0; - synptr->ptrtyp = '\0'; - synptr->ptroff = '\0'; - synptr->ppos = '\0'; - synptr->pto = '\0'; - synptr->pfrm = '\0'; - synptr->fcount = 0; - synptr->frmid = '\0'; - synptr->frmto = '\0'; - synptr->defn = '\0'; - synptr->key = 0; - synptr->nextss = NULL; - synptr->nextform = NULL; synptr->searchtype = -1; - synptr->ptrlist = NULL; - synptr->headword = NULL; - synptr->headsense = 0; ptrtok = line; @@ -322,7 +306,7 @@ SynsetPtr parse_synset(FILE *fp, int dbase, char *word) /* sanity check - make sure starting file offset matches first field */ if (synptr->hereiam != loc) { - sprintf(msgbuf, "WordNet library error: no synset at location %d\n", + sprintf(msgbuf, "WordNet library error: no synset at location %ld\n", loc); display_message(msgbuf); free(synptr); @@ -335,16 +319,20 @@ SynsetPtr parse_synset(FILE *fp, int dbase, char *word) /* looking at POS */ ptrtok = strtok(NULL, " \n"); - synptr->pos = malloc(strlen(ptrtok) + 1); + synptr->pos = strdup(ptrtok); assert(synptr->pos); - strcpy(synptr->pos, ptrtok); if (getsstype(synptr->pos) == SATELLITE) synptr->sstype = INDIRECT_ANT; /* looking at numwords */ ptrtok = strtok(NULL, " \n"); synptr->wcount = strtol(ptrtok, NULL, 16); - + + if (synptr->wcount < 0 || (unsigned int)synptr->wcount > UINT_MAX/sizeof(char *)) { + free_syns(synptr); + return(NULL); + } + synptr->words = (char **)malloc(synptr->wcount * sizeof(char *)); assert(synptr->words); synptr->wnsns = (int *)malloc(synptr->wcount * sizeof(int)); @@ -354,9 +342,8 @@ SynsetPtr parse_synset(FILE *fp, int dbase, char *word) for (i = 0; i < synptr->wcount; i++) { ptrtok = strtok(NULL, " \n"); - synptr->words[i] = malloc(strlen(ptrtok) + 1); + synptr->words[i] = strdup(ptrtok); assert(synptr->words[i]); - strcpy(synptr->words[i], ptrtok); /* is this the word we're looking for? */ @@ -371,6 +358,12 @@ SynsetPtr parse_synset(FILE *fp, int dbase, char *word) ptrtok = strtok(NULL," \n"); synptr->ptrcount = atoi(ptrtok); + /* Should we check for long here as well? */ + if (synptr->ptrcount < 0 || (unsigned int)synptr->ptrcount > UINT_MAX/sizeof(int)) { + free_syns(synptr); + return(NULL); + } + if (synptr->ptrcount) { /* alloc storage for the pointers */ @@ -455,21 +448,23 @@ SynsetPtr parse_synset(FILE *fp, int dbase, char *word) ptrtok = strtok(NULL," \n"); if (ptrtok) { ptrtok = strtok(NULL," \n"); - sprintf(tbuf, ""); while (ptrtok != NULL) { + if (strlen(ptrtok) + strlen(tbuf) + 1 + 1 > sizeof(tbuf)) { + free_syns(synptr); + return(NULL); + } strcat(tbuf,ptrtok); ptrtok = strtok(NULL, " \n"); if(ptrtok) strcat(tbuf," "); } - assert((1 + strlen(tbuf)) < sizeof(tbuf)); - synptr->defn = malloc(strlen(tbuf) + 4); + synptr->defn = malloc(strlen(tbuf) + 3); assert(synptr->defn); sprintf(synptr->defn,"(%s)",tbuf); } if (keyindexfp) { /* we have unique keys */ - sprintf(tmpbuf, "%c:%8.8d", partchars[dbase], synptr->hereiam); + sprintf(tmpbuf, "%c:%8.8ld", partchars[dbase], synptr->hereiam); synptr->key = GetKeyForOffset(tmpbuf); } @@ -635,7 +630,7 @@ static void traceptrs(SynsetPtr synptr, int ptrtyp, int dbase, int depth) if ((ptrtyp == PERTPTR || ptrtyp == PPLPTR) && synptr->pto[i] != 0) { - sprintf(tbuf, " (Sense %d)\n", + snprintf(tbuf, sizeof(tbuf), " (Sense %d)\n", cursyn->wnsns[synptr->pto[i] - 1]); printsynset(prefix, cursyn, tbuf, DEFOFF, synptr->pto[i], SKIP_ANTS, PRINT_MARKER); @@ -656,7 +651,7 @@ static void traceptrs(SynsetPtr synptr, int ptrtyp, int dbase, int depth) traceptrs(cursyn, HYPERPTR, getpos(cursyn->pos), 0); } } else if (ptrtyp == ANTPTR && dbase != ADJ && synptr->pto[i] != 0) { - sprintf(tbuf, " (Sense %d)\n", + snprintf(tbuf, sizeof(tbuf), " (Sense %d)\n", cursyn->wnsns[synptr->pto[i] - 1]); printsynset(prefix, cursyn, tbuf, DEFOFF, synptr->pto[i], SKIP_ANTS, PRINT_MARKER); @@ -817,7 +812,7 @@ static void tracenomins(SynsetPtr synptr, int dbase) cursyn = read_synset(synptr->ppos[i], synptr->ptroff[i], ""); - sprintf(tbuf, "#%d\n", + snprintf(tbuf, sizeof(tbuf), "#%d\n", cursyn->wnsns[synptr->pto[i] - 1]); printsynset(prefix, cursyn, tbuf, DEFOFF, synptr->pto[i], SKIP_ANTS, SKIP_MARKER); @@ -989,12 +984,12 @@ void getexample(char *offset, char *wd) char sentbuf[512]; if (vsentfilefp != NULL) { - if (line = bin_search(offset, vsentfilefp)) { + if ((line = bin_search(offset, vsentfilefp)) != NULL) { while(*line != ' ') line++; printbuffer(" EX: "); - sprintf(sentbuf, line, wd); + snprintf(sentbuf, sizeof(sentbuf), line, wd); printbuffer(sentbuf); } } @@ -1011,7 +1006,7 @@ int findexample(SynsetPtr synptr) if (vidxfilefp != NULL) { wdnum = synptr->whichword - 1; - sprintf(tbuf,"%s%%%-1.1d:%-2.2d:%-2.2d::", + snprintf(tbuf, sizeof(tbuf), "%s%%%-1.1d:%-2.2d:%-2.2d::", synptr->words[wdnum], getpos(synptr->pos), synptr->fnum, @@ -1124,7 +1119,7 @@ static void freq_word(IndexPtr index) if (cnt >= 17 && cnt <= 32) familiar = 6; if (cnt > 32 ) familiar = 7; - sprintf(tmpbuf, + snprintf(tmpbuf, sizeof(tmpbuf), "\n%s used as %s is %s (polysemy count = %d)\n", index->wd, a_an[getpos(index->pos)], freqcats[familiar], cnt); printbuffer(tmpbuf); @@ -1147,6 +1142,9 @@ void wngrep (char *word_passed, int pos) { } rewind(inputfile); + if (strlen(word_passed) + 1 > sizeof(word)) + return; + strcpy (word, word_passed); ToLowerCase(word); /* map to lower case for index file search */ strsubst (word, ' ', '_'); /* replace spaces with underscores */ @@ -1169,7 +1167,7 @@ void wngrep (char *word_passed, int pos) { ((line[loc + wordlen] == '-') || (line[loc + wordlen] == '_'))) ) { strsubst (line, '_', ' '); - sprintf (tmpbuf, "%s\n", line); + snprintf (tmpbuf, sizeof(tmpbuf), "%s\n", line); printbuffer (tmpbuf); break; } @@ -1570,7 +1568,8 @@ char *findtheinfo(char *searchstr, int dbase, int ptrtyp, int whichsense) bufstart[0] = '\n'; bufstart++; } - strncpy(bufstart, tmpbuf, strlen(tmpbuf)); + /* Don't include the \0 */ + memcpy(bufstart, tmpbuf, strlen(tmpbuf)); bufstart = searchbuffer + strlen(searchbuffer); } } @@ -1683,9 +1682,8 @@ SynsetPtr traceptrs_ds(SynsetPtr synptr, int ptrtyp, int dbase, int depth) cursyn = read_synset(synptr->ppos[i], synptr->ptroff[i], ""); - synptr->headword = malloc(strlen(cursyn->words[0]) + 1); + synptr->headword = strdup(cursyn->words[0]); assert(synptr->headword); - strcpy(synptr->headword, cursyn->words[0]); synptr->headsense = cursyn->lexid[0]; free_synset(cursyn); break; @@ -2013,7 +2011,7 @@ static int getsearchsense(SynsetPtr synptr, int whichword) strsubst(strcpy(wdbuf, synptr->words[whichword - 1]), ' ', '_'); strtolower(wdbuf); - if (idx = index_lookup(wdbuf, getpos(synptr->pos))) { + if ((idx = index_lookup(wdbuf, getpos(synptr->pos))) != NULL) { for (i = 0; i < idx->off_cnt; i++) if (idx->offset[i] == synptr->hereiam) { free_index(idx); @@ -2037,7 +2035,7 @@ static void printsynset(char *head, SynsetPtr synptr, char *tail, int definition by flags */ if (offsetflag) /* print synset offset */ - sprintf(tbuf + strlen(tbuf),"{%8.8d} ", synptr->hereiam); + sprintf(tbuf + strlen(tbuf),"{%8.8ld} ", synptr->hereiam); if (fileinfoflag) { /* print lexicographer file information */ sprintf(tbuf + strlen(tbuf), "<%s> ", lexfiles[synptr->fnum]); prlexid = 1; /* print lexicographer id after word */ @@ -2072,7 +2070,7 @@ static void printantsynset(SynsetPtr synptr, char *tail, int anttype, int defini tbuf[0] = '\0'; if (offsetflag) - sprintf(tbuf,"{%8.8d} ", synptr->hereiam); + sprintf(tbuf,"{%8.8ld} ", synptr->hereiam); if (fileinfoflag) { sprintf(tbuf + strlen(tbuf),"<%s> ", lexfiles[synptr->fnum]); prlexid = 1; diff --git a/lib/wnutil.c b/lib/wnutil.c index 5ee5d76..7b7948a 100644 --- a/lib/wnutil.c +++ b/lib/wnutil.c @@ -48,7 +48,7 @@ int wninit(void) char *env; if (!done) { - if (env = getenv("WNDBVERSION")) { + if ((env = getenv("WNDBVERSION")) != NULL) { wnrelease = strdup(env); /* set release */ assert(wnrelease); } @@ -70,7 +70,7 @@ int re_wninit(void) closefps(); - if (env = getenv("WNDBVERSION")) { + if ((env = getenv("WNDBVERSION")) != NULL) { wnrelease = strdup(env); /* set release */ assert(wnrelease); } @@ -149,25 +149,25 @@ static int do_init(void) sprintf(searchdir, DEFAULTPATH); #else if ((env = getenv("WNSEARCHDIR")) != NULL) - strcpy(searchdir, env); + snprintf(searchdir, sizeof(searchdir), "%s", env); else if ((env = getenv("WNHOME")) != NULL) - sprintf(searchdir, "%s%s", env, DICTDIR); + snprintf(searchdir, sizeof(searchdir), "%s%s", env, DICTDIR); else strcpy(searchdir, DEFAULTPATH); #endif for (i = 1; i < NUMPARTS + 1; i++) { - sprintf(tmpbuf, DATAFILE, searchdir, partnames[i]); + snprintf(tmpbuf, sizeof(tmpbuf), DATAFILE, searchdir, partnames[i]); if((datafps[i] = fopen(tmpbuf, "r")) == NULL) { - sprintf(msgbuf, + snprintf(msgbuf, sizeof(msgbuf), "WordNet library error: Can't open datafile(%s)\n", tmpbuf); display_message(msgbuf); openerr = -1; } - sprintf(tmpbuf, INDEXFILE, searchdir, partnames[i]); + snprintf(tmpbuf, sizeof(tmpbuf), INDEXFILE, searchdir, partnames[i]); if((indexfps[i] = fopen(tmpbuf, "r")) == NULL) { - sprintf(msgbuf, + snprintf(msgbuf, sizeof(msgbuf), "WordNet library error: Can't open indexfile(%s)\n", tmpbuf); display_message(msgbuf); @@ -178,35 +178,35 @@ static int do_init(void) /* This file isn't used by the library and doesn't have to be present. No error is reported if the open fails. */ - sprintf(tmpbuf, SENSEIDXFILE, searchdir); + snprintf(tmpbuf, sizeof(tmpbuf), SENSEIDXFILE, searchdir); sensefp = fopen(tmpbuf, "r"); /* If this file isn't present, the runtime code will skip printint out the number of times each sense was tagged. */ - sprintf(tmpbuf, CNTLISTFILE, searchdir); + snprintf(tmpbuf, sizeof(tmpbuf), CNTLISTFILE, searchdir); cntlistfp = fopen(tmpbuf, "r"); /* This file doesn't have to be present. No error is reported if the open fails. */ - sprintf(tmpbuf, KEYIDXFILE, searchdir); + snprintf(tmpbuf, sizeof(tmpbuf), KEYIDXFILE, searchdir); keyindexfp = fopen(tmpbuf, "r"); - sprintf(tmpbuf, REVKEYIDXFILE, searchdir); + snprintf(tmpbuf, sizeof(tmpbuf), REVKEYIDXFILE, searchdir); revkeyindexfp = fopen(tmpbuf, "r"); - sprintf(tmpbuf, VRBSENTFILE, searchdir); + snprintf(tmpbuf, sizeof(tmpbuf), VRBSENTFILE, searchdir); if ((vsentfilefp = fopen(tmpbuf, "r")) == NULL) { - sprintf(msgbuf, + snprintf(msgbuf, sizeof(msgbuf), "WordNet library warning: Can't open verb example sentence file(%s)\n", tmpbuf); display_message(msgbuf); } - sprintf(tmpbuf, VRBIDXFILE, searchdir); + snprintf(tmpbuf, sizeof(tmpbuf), VRBIDXFILE, searchdir); if ((vidxfilefp = fopen(tmpbuf, "r")) == NULL) { - sprintf(msgbuf, + snprintf(msgbuf, sizeof(msgbuf), "WordNet library warning: Can't open verb example sentence index file(%s)\n", tmpbuf); display_message(msgbuf); diff --git a/src/wn.c b/src/wn.c index ddb27aa..5c6a255 100644 --- a/src/wn.c +++ b/src/wn.c @@ -129,7 +129,7 @@ static void printusage(), printlicense(), printsearches(char *, int, unsigned long); static int error_message(char *); -main(int argc,char *argv[]) +int main(int argc,char *argv[]) { display_message = error_message; @@ -225,14 +225,14 @@ static int do_search(char *searchword, int pos, int search, int whichsense, printf("\n%s of %s %s\n%s", label, partnames[pos], searchword, outbuf); - if (morphword = morphstr(searchword, pos)) + if ((morphword = morphstr(searchword, pos)) != NULL) do { outbuf = findtheinfo(morphword, pos, search, whichsense); totsenses += wnresults.printcnt; if (strlen(outbuf) > 0) printf("\n%s of %s %s\n%s", label, partnames[pos], morphword, outbuf); - } while (morphword = morphstr(NULL, pos)); + } while ((morphword = morphstr(NULL, pos)) != NULL); return(totsenses); }
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