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tools/sctk-2.4.10/src/sclite/sgml.c
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#include "sctk.h"
void init_SGML(SGML *sg)
{
sg->num_tags=0;
}
void dump_SGML_tag(SGML *sg, int n, FILE *fp)
{
int a;
fprintf(fp,"TAG: %d %s Atrribs:",n,sg->tags[n].name);
for (a=0; a<sg->tags[n].attrib_num; a++)
fprintf(fp,"%s=\"%s\" ",sg->tags[n].attrib_name[a],
sg->tags[n].attrib_value[a]);
fprintf(fp,"
");
}
TEXT *get_SGML_attrib(SGML *sg, int tn, TEXT *sname)
{
int a;
for (a=0; a<sg->tags[tn].attrib_num; a++){
if (TEXT_strcmp(sg->tags[tn].attrib_name[a],sname) == 0)
return(sg->tags[tn].attrib_value[a]);
}
return((TEXT *)"");
}
TEXT *delete_SGML_tag(SGML *sg, TEXT *str)
{
TEXT *b;
int a;
if (sg->num_tags == 0) return(NULL);
if (*(str+1) != '/') return(NULL);
if ((b = TEXT_strchr(str+2,'>')) == NULL) return(NULL);
if (TEXT_strBcmp(sg->tags[sg->num_tags-1].name,str+2,b - (str+2)) != 0)
return(NULL);
/* delete the last SGML tag */
sg->num_tags --;
for (a=0; a<sg->tags[sg->num_tags].attrib_num; a++){
free_singarr(sg->tags[sg->num_tags].attrib_value[a],TEXT);
free_singarr(sg->tags[sg->num_tags].attrib_name[a],TEXT);
}
sg->tags[sg->num_tags].attrib_num = 0;
return(sg->tags[sg->num_tags].name);
}
int add_SGML_tag(SGML *sg, TEXT *str)
{
TEXT *p, *b=str+1;
int *ac, l;
if (sg->num_tags >= MAX_TAGS) {
fprintf(scfp,"Error: Too many SGML tags < %d
",MAX_TAGS);
exit(1);
}
sg->tags[sg->num_tags].attrib_num = 0;
/* load the name */
if ((p = TEXT_strchr(b,' ')) == NULL) return(0);
sg->tags[sg->num_tags].name = TEXT_strBdup(b,p - b);
p ++;
b = p;
/* begin with the attributes */
ac = &(sg->tags[sg->num_tags].attrib_num);
while (*b != '\0'){
b += TEXT_strspn(b,(TEXT *)" \t
");
if ((l = TEXT_strcspn(b,(TEXT *)"=
")) == 0) return (0);
sg->tags[sg->num_tags].attrib_name[*ac] = TEXT_strBdup(b,l);
b += l+1;
if (*(b++) != '"') return(0);
if ((l = TEXT_strcspn(b,(TEXT *)"\"")) == 0 && (*b != '"')) return (0);
sg->tags[sg->num_tags].attrib_value[*ac] = TEXT_strBdup(b,l);
b += l+1;
b += TEXT_strspn(b,(TEXT *)" \t
>");
/* printf(" Parsed attrib id='%s' value='%s' remaind='%s'
",
sg->tags[sg->num_tags].attrib_name[*ac],
sg->tags[sg->num_tags].attrib_value[*ac],b); */
(*ac)++;
}
sg->num_tags ++;
return(1);
}
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