X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=blobdiff_plain;f=retrieval%2Fd1_absyn.c;h=ab1b3accf8d0e38f54d3a0392d60a69c2456652e;hp=7cf36d5db2b701f0c20e145567ccfac25d078866;hb=6517fa53d35512887780fd07de5667940da18a9e;hpb=9006495b0949ec4c474866cb69376653540b1aab diff --git a/retrieval/d1_absyn.c b/retrieval/d1_absyn.c index 7cf36d5..ab1b3ac 100644 --- a/retrieval/d1_absyn.c +++ b/retrieval/d1_absyn.c @@ -1,10 +1,13 @@ /* - * Copyright (c) 1995, Index Data. + * Copyright (c) 1995-1997, Index Data. * See the file LICENSE for details. * Sebastian Hammer, Adam Dickmeiss * * $Log: d1_absyn.c,v $ - * Revision 1.11 1997-09-05 09:50:55 adam + * Revision 1.12 1997-09-17 12:10:34 adam + * YAZ version 1.4. + * + * Revision 1.11 1997/09/05 09:50:55 adam * Removed global data1_tabpath - uses data1_get_tabpath() instead. * * Revision 1.10 1997/05/14 06:54:01 adam @@ -47,7 +50,6 @@ #include #include -#include #include #include #include @@ -55,39 +57,54 @@ #include #define D1_MAX_NESTING 128 -#define DATA1_MAX_SYNTAXES 30 /* max no of syntaxes to handle in one session */ -static struct /* cache of abstract syntaxes */ +struct data1_absyn_cache_info { char *name; data1_absyn *absyn; -} syntaxes[DATA1_MAX_SYNTAXES] = {{0,0}}; + data1_absyn_cache next; +}; -data1_absyn *data1_get_absyn(char *name) +data1_absyn *data1_absyn_search (data1_handle dh, const char *name) { - char fname[512]; - int i; - - for (i = 0; syntaxes[i].name; i++) - if (!strcmp(name, syntaxes[i].name)) - return syntaxes[i].absyn; + data1_absyn_cache p = *data1_absyn_cache_get (dh); - if (i >= DATA1_MAX_SYNTAXES - 1) + while (p) { - logf(LOG_WARN, "Too many abstract syntaxes loaded"); - return 0; + if (!strcmp (name, p->name)) + return p->absyn; + p = p->next; } + return NULL; +} + +data1_absyn *data1_absyn_add (data1_handle dh, const char *name) +{ + char fname[512]; + NMEM mem = data1_nmem_get (dh); + + data1_absyn_cache p = nmem_malloc (mem, sizeof(*p)); + data1_absyn_cache *pp = data1_absyn_cache_get (dh); + sprintf(fname, "%s.abs", name); - if (!(syntaxes[i].absyn = data1_read_absyn(fname))) - return 0; - if (!(syntaxes[i].name = xmalloc(strlen(name)+1))) - abort(); - strcpy(syntaxes[i].name, name); - syntaxes[i+1].name = 0; - return syntaxes[i].absyn; + p->absyn = data1_read_absyn (dh, fname); + p->name = nmem_strdup (mem, name); + p->next = *pp; + *pp = p; + return p->absyn; } -data1_esetname *data1_getesetbyname(data1_absyn *a, char *name) +data1_absyn *data1_get_absyn (data1_handle dh, char *name) +{ + data1_absyn *absyn; + + if (!(absyn = data1_absyn_search (dh, name))) + absyn = data1_absyn_add (dh, name); + return absyn; +} + +data1_esetname *data1_getesetbyname(data1_handle dh, data1_absyn *a, + char *name) { data1_esetname *r; @@ -97,8 +114,9 @@ data1_esetname *data1_getesetbyname(data1_absyn *a, char *name) return 0; } -data1_element *data1_getelementbytagname(data1_absyn *abs, - data1_element *parent, char *tagname) +data1_element *data1_getelementbytagname (data1_handle dh, data1_absyn *abs, + data1_element *parent, + char *tagname) { data1_element *r; @@ -117,7 +135,8 @@ data1_element *data1_getelementbytagname(data1_absyn *abs, return 0; } -data1_element *data1_getelementbyname(data1_absyn *absyn, char *name) +data1_element *data1_getelementbyname (data1_handle dh, data1_absyn *absyn, + char *name) { data1_element *r; @@ -127,7 +146,7 @@ data1_element *data1_getelementbyname(data1_absyn *absyn, char *name) return 0; } -data1_absyn *data1_read_absyn(char *file) +data1_absyn *data1_read_absyn (data1_handle dh, const char *file) { char line[512], *r, cmd[512], args[512]; data1_absyn *res = 0; @@ -139,14 +158,13 @@ data1_absyn *data1_read_absyn(char *file) data1_termlist *all = 0; int level = 0; - if (!(f = yaz_path_fopen(data1_get_tabpath(), file, "r"))) + if (!(f = yaz_path_fopen(data1_get_tabpath (dh), file, "r"))) { logf(LOG_WARN|LOG_ERRNO, "%s", file); return 0; } - if (!(res = xmalloc(sizeof(*res)))) - abort(); + res = nmem_malloc(data1_nmem_get(dh), sizeof(*res)); res->name = 0; res->reference = VAL_NONE; res->tagset = 0; @@ -210,8 +228,8 @@ data1_absyn *data1_read_absyn(char *file) return 0; } level = i; - if (!(new_element = cur[level] = *ppl[level] = xmalloc(sizeof(*new_element)))) - abort; + new_element = cur[level] = *ppl[level] = + nmem_malloc(data1_nmem_get(dh), sizeof(*new_element)); new_element->next = new_element->children = 0; new_element->tag = 0; new_element->termlists = 0; @@ -219,7 +237,7 @@ data1_absyn *data1_read_absyn(char *file) tp = &new_element->termlists; ppl[level] = &new_element->next; ppl[level+1] = &new_element->children; - + /* well-defined tag */ if (sscanf(p, "(%d,%d)", &type, &value) == 2) { @@ -229,7 +247,8 @@ data1_absyn *data1_read_absyn(char *file) fclose(f); return 0; } - if (!(new_element->tag = data1_gettagbynum(res->tagset, type, value))) + if (!(new_element->tag = data1_gettagbynum (dh, res->tagset, + type, value))) { logf(LOG_WARN, "Couldn't find tag %s in tagset in %s", p, file); @@ -240,10 +259,13 @@ data1_absyn *data1_read_absyn(char *file) /* private tag */ else if (*p) { - data1_tag *nt = new_element->tag = xmalloc(sizeof(*new_element->tag)); + data1_tag *nt = + new_element->tag = nmem_malloc(data1_nmem_get (dh), + sizeof(*new_element->tag)); nt->which = DATA1T_string; nt->value.string = xstrdup(p); - nt->names = xmalloc(sizeof(*new_element->tag->names)); + nt->names = nmem_malloc(data1_nmem_get(dh), + sizeof(*new_element->tag->names)); nt->names->name = nt->value.string; nt->names->next = 0; nt->kind = DATA1K_string; @@ -284,12 +306,13 @@ data1_absyn *data1_read_absyn(char *file) } if (*attname == '!') strcpy(attname, name); - *tp = xmalloc(sizeof(**tp)); - if (!((*tp)->att = data1_getattbyname(res->attset, - attname))) + *tp = nmem_malloc(data1_nmem_get(dh), sizeof(**tp)); + (*tp)->next = 0; + if (!((*tp)->att = data1_getattbyname(dh, res->attset, + attname))) { logf(LOG_WARN, "Couldn't find att '%s' in attset", - attname); + attname); fclose(f); return 0; } @@ -300,7 +323,6 @@ data1_absyn *data1_read_absyn(char *file) else if (!data1_matchstr(structure, "p")) (*tp)->structure = DATA1S_phrase; - (*tp)->next = 0; tp = &(*tp)->next; } while ((p = strchr(p, ',')) && *(++p)); @@ -341,12 +363,12 @@ data1_absyn *data1_read_absyn(char *file) fclose(f); return 0; } - *tp = xmalloc(sizeof(**tp)); - if (!((*tp)->att = data1_getattbyname(res->attset, - attname))) + *tp = nmem_malloc(data1_nmem_get(dh), sizeof(**tp)); + if (!((*tp)->att = data1_getattbyname (dh, res->attset, + attname))) { logf(LOG_WARN, "Couldn't find att '%s' in attset", - attname); + attname); fclose(f); return 0; } @@ -356,7 +378,7 @@ data1_absyn *data1_read_absyn(char *file) (*tp)->structure = DATA1S_word; else if (!data1_matchstr(structure, "p")) (*tp)->structure = DATA1S_phrase; - + (*tp)->next = 0; tp = &(*tp)->next; } @@ -372,9 +394,7 @@ data1_absyn *data1_read_absyn(char *file) fclose(f); return 0; } - if (!(res->name = xmalloc(strlen(args)+1))) - abort(); - strcpy(res->name, name); + res->name = nmem_strdup(data1_nmem_get(dh), args); } else if (!strcmp(cmd, "reference")) { @@ -403,7 +423,7 @@ data1_absyn *data1_read_absyn(char *file) fclose(f); return 0; } - if (!(res->attset = data1_read_attset(name))) + if (!(res->attset = data1_read_attset (dh, name))) { logf(LOG_WARN, "Attset failed in %s", file); fclose(f); @@ -420,7 +440,7 @@ data1_absyn *data1_read_absyn(char *file) fclose(f); return 0; } - if (!(res->tagset = data1_read_tagset(name))) + if (!(res->tagset = data1_read_tagset (dh, name))) { logf(LOG_WARN, "Tagset failed in %s", file); fclose(f); @@ -437,7 +457,7 @@ data1_absyn *data1_read_absyn(char *file) fclose(f); return 0; } - if (!(res->varset = data1_read_varset(name))) + if (!(res->varset = data1_read_varset (dh, name))) { logf(LOG_WARN, "Varset failed in %s", file); fclose(f); @@ -454,18 +474,17 @@ data1_absyn *data1_read_absyn(char *file) fclose(f); return 0; } - *esetpp = xmalloc(sizeof(**esetpp)); - (*esetpp)->name = xmalloc(strlen(name)+1); - strcpy((*esetpp)->name, name); + *esetpp = nmem_malloc(data1_nmem_get(dh), sizeof(**esetpp)); + (*esetpp)->name = nmem_strdup(data1_nmem_get(dh), name); + (*esetpp)->next = 0; if (*fname == '@') (*esetpp)->spec = 0; - else if (!((*esetpp)->spec = data1_read_espec1(fname, 0))) + else if (!((*esetpp)->spec = data1_read_espec1 (dh, fname, 0))) { logf(LOG_WARN, "%s: Espec-1 read failed", file); fclose(f); return 0; } - (*esetpp)->next = 0; esetpp = &(*esetpp)->next; } else if (!strcmp(cmd, "maptab")) @@ -478,7 +497,7 @@ data1_absyn *data1_read_absyn(char *file) file); continue; } - if (!(*maptabp = data1_read_maptab(name))) + if (!(*maptabp = data1_read_maptab (dh, name))) { logf(LOG_WARN, "%s: Failed to read maptab."); continue; @@ -495,7 +514,7 @@ data1_absyn *data1_read_absyn(char *file) file); continue; } - if (!(*marcp = data1_read_marctab(name))) + if (!(*marcp = data1_read_marctab (dh, name))) { logf(LOG_WARN, "%s: Failed to read marctab."); continue;