diff options
Diffstat (limited to 'mandocdb.c')
| -rw-r--r-- | mandocdb.c | 553 |
1 files changed, 253 insertions, 300 deletions
@@ -1,4 +1,4 @@ -/* $Id: mandocdb.c,v 1.24 2011/12/04 14:23:29 schwarze Exp $ */ +/* $Id: mandocdb.c,v 1.25 2011/12/07 01:57:20 schwarze Exp $ */ /* * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> @@ -116,147 +116,149 @@ static void pformatted(DB *, struct buf *, struct buf *, const struct of *); static int pman_node(MAN_ARGS); static void pmdoc_node(MDOC_ARGS); -static void pmdoc_An(MDOC_ARGS); -static void pmdoc_Cd(MDOC_ARGS); -static void pmdoc_Er(MDOC_ARGS); -static void pmdoc_Ev(MDOC_ARGS); -static void pmdoc_Fd(MDOC_ARGS); -static void pmdoc_In(MDOC_ARGS); -static void pmdoc_Fn(MDOC_ARGS); -static void pmdoc_Fo(MDOC_ARGS); -static void pmdoc_Nd(MDOC_ARGS); -static void pmdoc_Nm(MDOC_ARGS); -static void pmdoc_Pa(MDOC_ARGS); -static void pmdoc_St(MDOC_ARGS); -static void pmdoc_Vt(MDOC_ARGS); -static void pmdoc_Xr(MDOC_ARGS); +static int pmdoc_head(MDOC_ARGS); +static int pmdoc_body(MDOC_ARGS); +static int pmdoc_Fd(MDOC_ARGS); +static int pmdoc_In(MDOC_ARGS); +static int pmdoc_Fn(MDOC_ARGS); +static int pmdoc_Nd(MDOC_ARGS); +static int pmdoc_Nm(MDOC_ARGS); +static int pmdoc_Sh(MDOC_ARGS); +static int pmdoc_St(MDOC_ARGS); +static int pmdoc_Xr(MDOC_ARGS); static void usage(void); -typedef void (*pmdoc_nf)(MDOC_ARGS); - -static const pmdoc_nf mdocs[MDOC_MAX] = { - NULL, /* Ap */ - NULL, /* Dd */ - NULL, /* Dt */ - NULL, /* Os */ - NULL, /* Sh */ - NULL, /* Ss */ - NULL, /* Pp */ - NULL, /* D1 */ - NULL, /* Dl */ - NULL, /* Bd */ - NULL, /* Ed */ - NULL, /* Bl */ - NULL, /* El */ - NULL, /* It */ - NULL, /* Ad */ - pmdoc_An, /* An */ - NULL, /* Ar */ - pmdoc_Cd, /* Cd */ - NULL, /* Cm */ - NULL, /* Dv */ - pmdoc_Er, /* Er */ - pmdoc_Ev, /* Ev */ - NULL, /* Ex */ - NULL, /* Fa */ - pmdoc_Fd, /* Fd */ - NULL, /* Fl */ - pmdoc_Fn, /* Fn */ - NULL, /* Ft */ - NULL, /* Ic */ - pmdoc_In, /* In */ - NULL, /* Li */ - pmdoc_Nd, /* Nd */ - pmdoc_Nm, /* Nm */ - NULL, /* Op */ - NULL, /* Ot */ - pmdoc_Pa, /* Pa */ - NULL, /* Rv */ - pmdoc_St, /* St */ - pmdoc_Vt, /* Va */ - pmdoc_Vt, /* Vt */ - pmdoc_Xr, /* Xr */ - NULL, /* %A */ - NULL, /* %B */ - NULL, /* %D */ - NULL, /* %I */ - NULL, /* %J */ - NULL, /* %N */ - NULL, /* %O */ - NULL, /* %P */ - NULL, /* %R */ - NULL, /* %T */ - NULL, /* %V */ - NULL, /* Ac */ - NULL, /* Ao */ - NULL, /* Aq */ - NULL, /* At */ - NULL, /* Bc */ - NULL, /* Bf */ - NULL, /* Bo */ - NULL, /* Bq */ - NULL, /* Bsx */ - NULL, /* Bx */ - NULL, /* Db */ - NULL, /* Dc */ - NULL, /* Do */ - NULL, /* Dq */ - NULL, /* Ec */ - NULL, /* Ef */ - NULL, /* Em */ - NULL, /* Eo */ - NULL, /* Fx */ - NULL, /* Ms */ - NULL, /* No */ - NULL, /* Ns */ - NULL, /* Nx */ - NULL, /* Ox */ - NULL, /* Pc */ - NULL, /* Pf */ - NULL, /* Po */ - NULL, /* Pq */ - NULL, /* Qc */ - NULL, /* Ql */ - NULL, /* Qo */ - NULL, /* Qq */ - NULL, /* Re */ - NULL, /* Rs */ - NULL, /* Sc */ - NULL, /* So */ - NULL, /* Sq */ - NULL, /* Sm */ - NULL, /* Sx */ - NULL, /* Sy */ - NULL, /* Tn */ - NULL, /* Ux */ - NULL, /* Xc */ - NULL, /* Xo */ - pmdoc_Fo, /* Fo */ - NULL, /* Fc */ - NULL, /* Oo */ - NULL, /* Oc */ - NULL, /* Bk */ - NULL, /* Ek */ - NULL, /* Bt */ - NULL, /* Hf */ - NULL, /* Fr */ - NULL, /* Ud */ - NULL, /* Lb */ - NULL, /* Lp */ - NULL, /* Lk */ - NULL, /* Mt */ - NULL, /* Brq */ - NULL, /* Bro */ - NULL, /* Brc */ - NULL, /* %C */ - NULL, /* Es */ - NULL, /* En */ - NULL, /* Dx */ - NULL, /* %Q */ - NULL, /* br */ - NULL, /* sp */ - NULL, /* %U */ - NULL, /* Ta */ +#define MDOCF_CHILD 0x01 /* Automatically index child nodes. */ + +struct mdoc_handler { + int (*fp)(MDOC_ARGS); /* Optional handler. */ + uint64_t mask; /* Set unless handler returns 0. */ + int flags; /* For use by pmdoc_node. */ +}; + +static const struct mdoc_handler mdocs[MDOC_MAX] = { + { NULL, 0, 0 }, /* Ap */ + { NULL, 0, 0 }, /* Dd */ + { NULL, 0, 0 }, /* Dt */ + { NULL, 0, 0 }, /* Os */ + { pmdoc_Sh, TYPE_Sh, MDOCF_CHILD }, /* Sh */ + { pmdoc_head, TYPE_Ss, MDOCF_CHILD }, /* Ss */ + { NULL, 0, 0 }, /* Pp */ + { NULL, 0, 0 }, /* D1 */ + { NULL, 0, 0 }, /* Dl */ + { NULL, 0, 0 }, /* Bd */ + { NULL, 0, 0 }, /* Ed */ + { NULL, 0, 0 }, /* Bl */ + { NULL, 0, 0 }, /* El */ + { NULL, 0, 0 }, /* It */ + { NULL, 0, 0 }, /* Ad */ + { NULL, TYPE_An, MDOCF_CHILD }, /* An */ + { NULL, TYPE_Ar, MDOCF_CHILD }, /* Ar */ + { NULL, TYPE_Cd, MDOCF_CHILD }, /* Cd */ + { NULL, TYPE_Cm, MDOCF_CHILD }, /* Cm */ + { NULL, TYPE_Dv, MDOCF_CHILD }, /* Dv */ + { NULL, TYPE_Er, MDOCF_CHILD }, /* Er */ + { NULL, TYPE_Ev, MDOCF_CHILD }, /* Ev */ + { NULL, 0, 0 }, /* Ex */ + { NULL, TYPE_Fa, MDOCF_CHILD }, /* Fa */ + { pmdoc_Fd, TYPE_In, 0 }, /* Fd */ + { NULL, TYPE_Fl, MDOCF_CHILD }, /* Fl */ + { pmdoc_Fn, 0, 0 }, /* Fn */ + { NULL, TYPE_Ft, MDOCF_CHILD }, /* Ft */ + { NULL, TYPE_Ic, MDOCF_CHILD }, /* Ic */ + { pmdoc_In, TYPE_In, 0 }, /* In */ + { NULL, TYPE_Li, MDOCF_CHILD }, /* Li */ + { pmdoc_Nd, TYPE_Nd, MDOCF_CHILD }, /* Nd */ + { pmdoc_Nm, TYPE_Nm, MDOCF_CHILD }, /* Nm */ + { NULL, 0, 0 }, /* Op */ + { NULL, 0, 0 }, /* Ot */ + { NULL, TYPE_Pa, MDOCF_CHILD }, /* Pa */ + { NULL, 0, 0 }, /* Rv */ + { pmdoc_St, TYPE_St, 0 }, /* St */ + { NULL, TYPE_Va, MDOCF_CHILD }, /* Va */ + { pmdoc_body, TYPE_Va, MDOCF_CHILD }, /* Vt */ + { pmdoc_Xr, TYPE_Xr, 0 }, /* Xr */ + { NULL, 0, 0 }, /* %A */ + { NULL, 0, 0 }, /* %B */ + { NULL, 0, 0 }, /* %D */ + { NULL, 0, 0 }, /* %I */ + { NULL, 0, 0 }, /* %J */ + { NULL, 0, 0 }, /* %N */ + { NULL, 0, 0 }, /* %O */ + { NULL, 0, 0 }, /* %P */ + { NULL, 0, 0 }, /* %R */ + { NULL, 0, 0 }, /* %T */ + { NULL, 0, 0 }, /* %V */ + { NULL, 0, 0 }, /* Ac */ + { NULL, 0, 0 }, /* Ao */ + { NULL, 0, 0 }, /* Aq */ + { NULL, TYPE_At, MDOCF_CHILD }, /* At */ + { NULL, 0, 0 }, /* Bc */ + { NULL, 0, 0 }, /* Bf */ + { NULL, 0, 0 }, /* Bo */ + { NULL, 0, 0 }, /* Bq */ + { NULL, TYPE_Bsx, MDOCF_CHILD }, /* Bsx */ + { NULL, TYPE_Bx, MDOCF_CHILD }, /* Bx */ + { NULL, 0, 0 }, /* Db */ + { NULL, 0, 0 }, /* Dc */ + { NULL, 0, 0 }, /* Do */ + { NULL, 0, 0 }, /* Dq */ + { NULL, 0, 0 }, /* Ec */ + { NULL, 0, 0 }, /* Ef */ + { NULL, TYPE_Em, MDOCF_CHILD }, /* Em */ + { NULL, 0, 0 }, /* Eo */ + { NULL, TYPE_Fx, MDOCF_CHILD }, /* Fx */ + { NULL, TYPE_Ms, MDOCF_CHILD }, /* Ms */ + { NULL, 0, 0 }, /* No */ + { NULL, 0, 0 }, /* Ns */ + { NULL, TYPE_Nx, MDOCF_CHILD }, /* Nx */ + { NULL, TYPE_Ox, MDOCF_CHILD }, /* Ox */ + { NULL, 0, 0 }, /* Pc */ + { NULL, 0, 0 }, /* Pf */ + { NULL, 0, 0 }, /* Po */ + { NULL, 0, 0 }, /* Pq */ + { NULL, 0, 0 }, /* Qc */ + { NULL, 0, 0 }, /* Ql */ + { NULL, 0, 0 }, /* Qo */ + { NULL, 0, 0 }, /* Qq */ + { NULL, 0, 0 }, /* Re */ + { NULL, 0, 0 }, /* Rs */ + { NULL, 0, 0 }, /* Sc */ + { NULL, 0, 0 }, /* So */ + { NULL, 0, 0 }, /* Sq */ + { NULL, 0, 0 }, /* Sm */ + { NULL, 0, 0 }, /* Sx */ + { NULL, TYPE_Sy, MDOCF_CHILD }, /* Sy */ + { NULL, TYPE_Tn, MDOCF_CHILD }, /* Tn */ + { NULL, 0, 0 }, /* Ux */ + { NULL, 0, 0 }, /* Xc */ + { NULL, 0, 0 }, /* Xo */ + { pmdoc_head, TYPE_Fn, 0 }, /* Fo */ + { NULL, 0, 0 }, /* Fc */ + { NULL, 0, 0 }, /* Oo */ + { NULL, 0, 0 }, /* Oc */ + { NULL, 0, 0 }, /* Bk */ + { NULL, 0, 0 }, /* Ek */ + { NULL, 0, 0 }, /* Bt */ + { NULL, 0, 0 }, /* Hf */ + { NULL, 0, 0 }, /* Fr */ + { NULL, 0, 0 }, /* Ud */ + { NULL, TYPE_Lb, MDOCF_CHILD }, /* Lb */ + { NULL, 0, 0 }, /* Lp */ + { NULL, TYPE_Lk, MDOCF_CHILD }, /* Lk */ + { NULL, TYPE_Mt, MDOCF_CHILD }, /* Mt */ + { NULL, 0, 0 }, /* Brq */ + { NULL, 0, 0 }, /* Bro */ + { NULL, 0, 0 }, /* Brc */ + { NULL, 0, 0 }, /* %C */ + { NULL, 0, 0 }, /* Es */ + { NULL, 0, 0 }, /* En */ + { NULL, TYPE_Dx, MDOCF_CHILD }, /* Dx */ + { NULL, 0, 0 }, /* %Q */ + { NULL, 0, 0 }, /* br */ + { NULL, 0, 0 }, /* sp */ + { NULL, 0, 0 }, /* %U */ + { NULL, 0, 0 }, /* Ta */ }; static const char *progname; @@ -844,18 +846,6 @@ buf_appendmdoc(struct buf *buf, const struct mdoc_node *n, int f) } } -/* ARGSUSED */ -static void -pmdoc_An(MDOC_ARGS) -{ - - if (SEC_AUTHORS != n->sec) - return; - - buf_appendmdoc(buf, n->child, 0); - hash_put(hash, buf, TYPE_An); -} - static void hash_reset(DB **db) { @@ -872,26 +862,42 @@ hash_reset(DB **db) } /* ARGSUSED */ -static void +static int +pmdoc_head(MDOC_ARGS) +{ + + return(MDOC_HEAD == n->type); +} + +/* ARGSUSED */ +static int +pmdoc_body(MDOC_ARGS) +{ + + return(MDOC_BODY == n->type); +} + +/* ARGSUSED */ +static int pmdoc_Fd(MDOC_ARGS) { const char *start, *end; size_t sz; - + if (SEC_SYNOPSIS != n->sec) - return; + return(0); if (NULL == (n = n->child) || MDOC_TEXT != n->type) - return; + return(0); /* * Only consider those `Fd' macro fields that begin with an * "inclusion" token (versus, e.g., #define). */ if (strcmp("#include", n->string)) - return; + return(0); if (NULL == (n = n->next) || MDOC_TEXT != n->type) - return; + return(0); /* * Strip away the enclosing angle brackets and make sure we're @@ -903,7 +909,7 @@ pmdoc_Fd(MDOC_ARGS) start++; if (0 == (sz = strlen(start))) - return; + return(0); end = &start[(int)sz - 1]; if ('>' == *end || '"' == *end) @@ -913,83 +919,90 @@ pmdoc_Fd(MDOC_ARGS) buf_appendb(buf, start, (size_t)(end - start + 1)); buf_appendb(buf, "", 1); - - hash_put(hash, buf, TYPE_In); -} - -/* ARGSUSED */ -static void -pmdoc_Cd(MDOC_ARGS) -{ - - if (SEC_SYNOPSIS != n->sec) - return; - - buf_appendmdoc(buf, n->child, 0); - hash_put(hash, buf, TYPE_Cd); + return(1); } /* ARGSUSED */ -static void +static int pmdoc_In(MDOC_ARGS) { - - if (SEC_SYNOPSIS != n->sec) - return; + if (NULL == n->child || MDOC_TEXT != n->child->type) - return; + return(0); buf_append(buf, n->child->string); - hash_put(hash, buf, TYPE_In); + return(1); } /* ARGSUSED */ -static void +static int pmdoc_Fn(MDOC_ARGS) { + struct mdoc_node *nn; const char *cp; - - if (SEC_SYNOPSIS != n->sec) - return; - if (NULL == n->child || MDOC_TEXT != n->child->type) - return; - /* .Fn "struct type *arg" "foo" */ + nn = n->child; - cp = strrchr(n->child->string, ' '); + if (NULL == nn || MDOC_TEXT != nn->type) + return(0); + + /* .Fn "struct type *name" "char *arg" */ + + cp = strrchr(nn->string, ' '); if (NULL == cp) - cp = n->child->string; + cp = nn->string; /* Strip away pointer symbol. */ while ('*' == *cp) cp++; + /* Store the function name. */ + buf_append(buf, cp); hash_put(hash, buf, TYPE_Fn); + + /* Store the function type. */ + + if (nn->string < cp) { + buf->len = 0; + buf_appendb(buf, nn->string, cp - nn->string); + buf_appendb(buf, "", 1); + hash_put(hash, buf, TYPE_Ft); + } + + /* Store the arguments. */ + + for (nn = nn->next; nn; nn = nn->next) { + if (MDOC_TEXT != nn->type) + continue; + buf->len = 0; + buf_append(buf, nn->string); + hash_put(hash, buf, TYPE_Fa); + } + + return(0); } /* ARGSUSED */ -static void +static int pmdoc_St(MDOC_ARGS) { - - if (SEC_STANDARDS != n->sec) - return; + if (NULL == n->child || MDOC_TEXT != n->child->type) - return; + return(0); buf_append(buf, n->child->string); - hash_put(hash, buf, TYPE_St); + return(1); } /* ARGSUSED */ -static void +static int pmdoc_Xr(MDOC_ARGS) { if (NULL == (n = n->child)) - return; + return(0); buf_appendb(buf, n->string, strlen(n->string)); @@ -999,128 +1012,43 @@ pmdoc_Xr(MDOC_ARGS) } else buf_appendb(buf, ".", 2); - hash_put(hash, buf, TYPE_Xr); -} - -/* ARGSUSED */ -static void -pmdoc_Vt(MDOC_ARGS) -{ - const char *start; - size_t sz; - - if (SEC_SYNOPSIS != n->sec) - return; - if (MDOC_Vt == n->tok && MDOC_BODY != n->type) - return; - if (NULL == n->last || MDOC_TEXT != n->last->type) - return; - - /* - * Strip away leading pointer symbol '*' and trailing ';'. - */ - - start = n->last->string; - - while ('*' == *start) - start++; - - if (0 == (sz = strlen(start))) - return; - - if (';' == start[(int)sz - 1]) - sz--; - - if (0 == sz) - return; - - buf_appendb(buf, start, sz); - buf_appendb(buf, "", 1); - hash_put(hash, buf, TYPE_Va); -} - -/* ARGSUSED */ -static void -pmdoc_Fo(MDOC_ARGS) -{ - - if (SEC_SYNOPSIS != n->sec || MDOC_HEAD != n->type) - return; - if (NULL == n->child || MDOC_TEXT != n->child->type) - return; - - buf_append(buf, n->child->string); - hash_put(hash, buf, TYPE_Fn); + return(1); } - /* ARGSUSED */ -static void +static int pmdoc_Nd(MDOC_ARGS) { if (MDOC_BODY != n->type) - return; + return(0); buf_appendmdoc(dbuf, n->child, 1); - buf_appendmdoc(buf, n->child, 0); - - hash_put(hash, buf, TYPE_Nd); -} - -/* ARGSUSED */ -static void -pmdoc_Er(MDOC_ARGS) -{ - - if (SEC_ERRORS != n->sec) - return; - - buf_appendmdoc(buf, n->child, 0); - hash_put(hash, buf, TYPE_Er); + return(1); } /* ARGSUSED */ -static void -pmdoc_Ev(MDOC_ARGS) +static int +pmdoc_Nm(MDOC_ARGS) { - if (SEC_ENVIRONMENT != n->sec) - return; - - buf_appendmdoc(buf, n->child, 0); - hash_put(hash, buf, TYPE_Ev); -} + if (SEC_NAME == n->sec) + return(1); + else if (SEC_SYNOPSIS != n->sec || MDOC_HEAD != n->type) + return(0); -/* ARGSUSED */ -static void -pmdoc_Pa(MDOC_ARGS) -{ + if (NULL == n->child) + buf_append(buf, m->name); - if (SEC_FILES != n->sec) - return; - - buf_appendmdoc(buf, n->child, 0); - hash_put(hash, buf, TYPE_Pa); + return(1); } /* ARGSUSED */ -static void -pmdoc_Nm(MDOC_ARGS) +static int +pmdoc_Sh(MDOC_ARGS) { - - if (SEC_NAME == n->sec) { - buf_appendmdoc(buf, n->child, 0); - hash_put(hash, buf, TYPE_Nm); - return; - } else if (SEC_SYNOPSIS != n->sec || MDOC_HEAD != n->type) - return; - if (NULL == n->child) - buf_append(buf, m->name); - - buf_appendmdoc(buf, n->child, 0); - hash_put(hash, buf, TYPE_Nm); + return(SEC_CUSTOM == n->sec && MDOC_HEAD == n->type); } static void @@ -1186,11 +1114,36 @@ pmdoc_node(MDOC_ARGS) case (MDOC_BLOCK): /* FALLTHROUGH */ case (MDOC_ELEM): - if (NULL == mdocs[n->tok]) + buf->len = 0; + + /* + * Both NULL handlers and handlers returning true + * request using the data. Only skip the element + * when the handler returns false. + */ + + if (NULL != mdocs[n->tok].fp && + 0 == (*mdocs[n->tok].fp)(hash, buf, dbuf, n, m)) break; - buf->len = 0; - (*mdocs[n->tok])(hash, buf, dbuf, n, m); + /* + * For many macros, use the text from all children. + * Set zero flags for macros not needing this. + * In that case, the handler must fill the buffer. + */ + + if (MDOCF_CHILD & mdocs[n->tok].flags) + buf_appendmdoc(buf, n->child, 0); + + /* + * Cover the most common case: + * Automatically stage one string per element. + * Set a zero mask for macros not needing this. + * Additional staging can be done in the handler. + */ + + if (mdocs[n->tok].mask) + hash_put(hash, buf, mdocs[n->tok].mask); break; default: break; |