diff options
Diffstat (limited to 'roff.c')
| -rw-r--r-- | roff.c | 115 |
1 files changed, 114 insertions, 1 deletions
@@ -108,6 +108,12 @@ struct roffmac { struct roffmac *next; }; +struct roffstr { + char *name; + char *string; + struct roffstr *next; +} *first_string; + static enum rofferr roff_block(ROFF_ARGS); static enum rofferr roff_block_text(ROFF_ARGS); static enum rofferr roff_block_sub(ROFF_ARGS); @@ -116,6 +122,7 @@ static enum rofferr roff_ccond(ROFF_ARGS); static enum rofferr roff_cond(ROFF_ARGS); static enum rofferr roff_cond_text(ROFF_ARGS); static enum rofferr roff_cond_sub(ROFF_ARGS); +static enum rofferr roff_ds(ROFF_ARGS); static enum rofferr roff_line(ROFF_ARGS); static enum rofferr roff_nr(ROFF_ARGS); static enum roffrule roff_evalcond(const char *, int *); @@ -135,7 +142,7 @@ static struct roffmac roffs[ROFF_MAX] = { { "de", roff_block, roff_block_text, roff_block_sub, 0, NULL }, { "dei", roff_block, roff_block_text, roff_block_sub, 0, NULL }, { "de1", roff_block, roff_block_text, roff_block_sub, 0, NULL }, - { "ds", roff_line, NULL, NULL, 0, NULL }, + { "ds", roff_ds, NULL, NULL, 0, NULL }, { "el", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, { "ie", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, { "if", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, @@ -268,6 +275,7 @@ roff_free1(struct roff *r) while (r->last) roffnode_pop(r); + roff_freestr(); } @@ -879,6 +887,39 @@ roff_cond(ROFF_ARGS) /* ARGSUSED */ static enum rofferr +roff_ds(ROFF_ARGS) +{ + char *name, *string, *end; + + name = *bufp + pos; + if ('\0' == *name) + return(ROFF_IGN); + + string = name; + while (*string && ' ' != *string) + string++; + if (*string) + *(string++) = NULL; + if (*string && '"' == *string) + string++; + while (*string && ' ' == *string) + string++; + end = string; + while (*end) + end++; + if (string < end) { + end--; + if (*end == '"') + *end = '\0'; + } + + roff_setstr(name, string); + return(ROFF_IGN); +} + + +/* ARGSUSED */ +static enum rofferr roff_nr(ROFF_ARGS) { const char *key, *val; @@ -918,3 +959,75 @@ roff_nr(ROFF_ARGS) return(ROFF_IGN); } + + +char * +roff_setstr(const char *name, const char *string) +{ + struct roffstr *n; + char *namecopy; + + n = first_string; + while (n && strcmp(name, n->name)) + n = n->next; + if (n) { + free(n->string); + } else { + if (NULL == (namecopy = strdup(name))) + return(NULL); + if (NULL == (n = malloc(sizeof(struct roffstr)))) { + free(n); + return(NULL); + } + n->name = namecopy; + n->next = first_string; + first_string = n; + } + if (string) + n->string = strdup(string); + else + n->string = NULL; + return(n->string); +} + +char * +roff_getstr(const char *name) +{ + struct roffstr *n; + + n = first_string; + while (n && strcmp(name, n->name)) + n = n->next; + if (n) + return(n->string); + else + return(NULL); +} + +char * +roff_getstrn(const char *name, size_t len) +{ + struct roffstr *n; + + n = first_string; + while (n && (strncmp(name, n->name, len) || '\0' != n->name[len])) + n = n->next; + if (n) + return(n->string); + else + return(NULL); +} + +void +roff_freestr(void) +{ + struct roffstr *n, *nn; + + for (n = first_string; n; n = nn) { + free(n->name); + free(n->string); + nn = n->next; + free(n); + } + first_string = NULL; +} |