=================================================================== RCS file: /cvs/mandoc/mdoc_validate.c,v retrieving revision 1.54 retrieving revision 1.67 diff -u -p -r1.54 -r1.67 --- mandoc/mdoc_validate.c 2009/11/02 06:22:46 1.54 +++ mandoc/mdoc_validate.c 2010/04/06 17:01:27 1.67 @@ -1,4 +1,4 @@ -/* $Id: mdoc_validate.c,v 1.54 2009/11/02 06:22:46 kristaps Exp $ */ +/* $Id: mdoc_validate.c,v 1.67 2010/04/06 17:01:27 kristaps Exp $ */ /* * Copyright (c) 2008, 2009 Kristaps Dzonsons * @@ -14,6 +14,10 @@ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + #include #include @@ -40,7 +44,7 @@ struct valids { v_post *post; }; -static int check_parent(PRE_ARGS, int, enum mdoc_type); +static int check_parent(PRE_ARGS, enum mdoct, enum mdoc_type); static int check_msec(PRE_ARGS, ...); static int check_sec(PRE_ARGS, ...); static int check_stdarg(PRE_ARGS); @@ -62,22 +66,18 @@ static int warn_count(struct mdoc *, const char *, static int err_count(struct mdoc *, const char *, int, const char *, int); -#ifdef __linux__ -extern size_t strlcat(char *, const char *, size_t); -#endif - static int berr_ge1(POST_ARGS); static int bwarn_ge1(POST_ARGS); static int ebool(POST_ARGS); static int eerr_eq0(POST_ARGS); static int eerr_eq1(POST_ARGS); static int eerr_ge1(POST_ARGS); -static int eerr_le2(POST_ARGS); static int eerr_le1(POST_ARGS); static int ewarn_ge1(POST_ARGS); static int herr_eq0(POST_ARGS); static int herr_ge1(POST_ARGS); static int hwarn_eq1(POST_ARGS); +static int hwarn_eq0(POST_ARGS); static int hwarn_le1(POST_ARGS); static int post_an(POST_ARGS); @@ -94,6 +94,7 @@ static int post_sh(POST_ARGS); static int post_sh_body(POST_ARGS); static int post_sh_head(POST_ARGS); static int post_st(POST_ARGS); +static int post_vt(POST_ARGS); static int pre_an(PRE_ARGS); static int pre_bd(PRE_ARGS); static int pre_bl(PRE_ARGS); @@ -101,7 +102,6 @@ static int pre_cd(PRE_ARGS); static int pre_dd(PRE_ARGS); static int pre_display(PRE_ARGS); static int pre_dt(PRE_ARGS); -static int pre_er(PRE_ARGS); static int pre_ex(PRE_ARGS); static int pre_fd(PRE_ARGS); static int pre_it(PRE_ARGS); @@ -113,7 +113,7 @@ static int pre_ss(PRE_ARGS); static v_post posts_an[] = { post_an, NULL }; static v_post posts_at[] = { post_at, NULL }; -static v_post posts_bd[] = { herr_eq0, bwarn_ge1, NULL }; +static v_post posts_bd[] = { hwarn_eq0, bwarn_ge1, NULL }; static v_post posts_bf[] = { hwarn_le1, post_bf, NULL }; static v_post posts_bl[] = { bwarn_ge1, post_bl, NULL }; static v_post posts_bool[] = { eerr_eq1, ebool, NULL }; @@ -130,9 +130,10 @@ static v_post posts_ss[] = { herr_ge1, NULL }; static v_post posts_st[] = { eerr_eq1, post_st, NULL }; static v_post posts_text[] = { eerr_ge1, NULL }; static v_post posts_text1[] = { eerr_eq1, NULL }; +static v_post posts_vt[] = { post_vt, NULL }; static v_post posts_wline[] = { bwarn_ge1, herr_eq0, NULL }; static v_post posts_wtext[] = { ewarn_ge1, NULL }; -static v_post posts_xr[] = { eerr_ge1, eerr_le2, NULL }; +static v_post posts_xr[] = { ewarn_ge1, NULL }; static v_pre pres_an[] = { pre_an, NULL }; static v_pre pres_bd[] = { pre_display, pre_bd, NULL }; static v_pre pres_bl[] = { pre_bl, NULL }; @@ -140,7 +141,7 @@ static v_pre pres_cd[] = { pre_cd, NULL }; static v_pre pres_d1[] = { pre_display, NULL }; static v_pre pres_dd[] = { pre_dd, NULL }; static v_pre pres_dt[] = { pre_dt, NULL }; -static v_pre pres_er[] = { pre_er, NULL }; +static v_pre pres_er[] = { NULL, NULL }; static v_pre pres_ex[] = { pre_ex, NULL }; static v_pre pres_fd[] = { pre_fd, NULL }; static v_pre pres_it[] = { pre_it, NULL }; @@ -190,7 +191,7 @@ const struct valids mdoc_valids[MDOC_MAX] = { { pres_rv, NULL }, /* Rv */ { NULL, posts_st }, /* St */ { NULL, NULL }, /* Va */ - { NULL, posts_text }, /* Vt */ + { NULL, posts_vt }, /* Vt */ { NULL, posts_xr }, /* Xr */ { NULL, posts_text }, /* %A */ { NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */ @@ -406,7 +407,6 @@ CHECK_BODY_DEFN(ge1, warn, warn_child_gt, 0) /* bwarn_ CHECK_BODY_DEFN(ge1, err, err_child_gt, 0) /* berr_ge1() */ CHECK_ELEM_DEFN(ge1, warn, warn_child_gt, 0) /* ewarn_gt1() */ CHECK_ELEM_DEFN(eq1, err, err_child_eq, 1) /* eerr_eq1() */ -CHECK_ELEM_DEFN(le2, err, err_child_lt, 3) /* eerr_le2() */ CHECK_ELEM_DEFN(le1, err, err_child_lt, 2) /* eerr_le1() */ CHECK_ELEM_DEFN(eq0, err, err_child_eq, 0) /* eerr_eq0() */ CHECK_ELEM_DEFN(ge1, err, err_child_gt, 0) /* eerr_ge1() */ @@ -414,6 +414,7 @@ CHECK_HEAD_DEFN(eq0, err, err_child_eq, 0) /* herr_eq0 CHECK_HEAD_DEFN(le1, warn, warn_child_lt, 2) /* hwarn_le1() */ CHECK_HEAD_DEFN(ge1, err, err_child_gt, 0) /* herr_ge1() */ CHECK_HEAD_DEFN(eq1, warn, warn_child_eq, 1) /* hwarn_eq1() */ +CHECK_HEAD_DEFN(eq0, warn, warn_child_eq, 0) /* hwarn_eq0() */ static int @@ -547,7 +548,7 @@ check_text(struct mdoc *mdoc, int line, int pos, const static int -check_parent(PRE_ARGS, int tok, enum mdoc_type t) +check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type t) { assert(n->parent); @@ -621,8 +622,21 @@ pre_bl(PRE_ARGS) case (MDOC_Inset): /* FALLTHROUGH */ case (MDOC_Column): - if (type >= 0) - return(mdoc_nerr(mdoc, n, EMULTILIST)); + /* + * Note that if a duplicate is detected, we + * remove the duplicate instead of passing it + * over. If we don't do this, mdoc_action will + * become confused when it scans over multiple + * types whilst setting its bitmasks. + * + * FIXME: this should occur in mdoc_action.c. + */ + if (type >= 0) { + if ( ! mdoc_nwarn(mdoc, n, EMULTILIST)) + return(0); + mdoc_argn_free(n->args, pos); + break; + } type = n->args->argv[pos].arg; break; case (MDOC_Compact): @@ -789,14 +803,6 @@ pre_ex(PRE_ARGS) static int -pre_er(PRE_ARGS) -{ - - return(check_msec(mdoc, n, 2, 3, 9, 0)); -} - - -static int pre_cd(PRE_ARGS) { @@ -891,6 +897,32 @@ post_lb(POST_ARGS) static int +post_vt(POST_ARGS) +{ + const struct mdoc_node *n; + + /* + * The Vt macro comes in both ELEM and BLOCK form, both of which + * have different syntaxes (yet more context-sensitive + * behaviour). ELEM types must have a child; BLOCK types, + * specifically the BODY, should only have TEXT children. + */ + + if (MDOC_ELEM == mdoc->last->type) + return(eerr_ge1(mdoc)); + if (MDOC_BODY != mdoc->last->type) + return(1); + + for (n = mdoc->last->child; n; n = n->next) + if (MDOC_TEXT != n->type) + if ( ! mdoc_nwarn(mdoc, n, EBADCHILD)) + return(0); + + return(1); +} + + +static int post_nm(POST_ARGS) { @@ -1056,21 +1088,23 @@ post_bl_head(POST_ARGS) { int i; const struct mdoc_node *n; + const struct mdoc_argv *a; n = mdoc->last->parent; assert(n->args); - for (i = 0; i < (int)n->args->argc; i++) - if (n->args->argv[i].arg == MDOC_Column) - break; + for (i = 0; i < (int)n->args->argc; i++) { + a = &n->args->argv[i]; + if (a->arg == MDOC_Column) { + if (a->sz && mdoc->last->nchild) + return(mdoc_nerr(mdoc, n, ECOLMIS)); + return(1); + } + } - if (i == (int)n->args->argc) + if (0 == (i = mdoc->last->nchild)) return(1); - - if (n->args->argv[i].sz && mdoc->last->child) - return(mdoc_nerr(mdoc, n, ECOLMIS)); - - return(1); + return(warn_count(mdoc, "==", 0, "line arguments", i)); } @@ -1086,11 +1120,18 @@ post_bl(POST_ARGS) if (NULL == mdoc->last->child) return(1); + /* + * We only allow certain children of `Bl'. This is usually on + * `It', but apparently `Sm' occurs here and there, so we let + * that one through, too. + */ + /* LINTED */ for (n = mdoc->last->child; n; n = n->next) { - if (MDOC_BLOCK == n->type) - if (MDOC_It == n->tok) - continue; + if (MDOC_BLOCK == n->type && MDOC_It == n->tok) + continue; + if (MDOC_Sm == n->tok) + continue; return(mdoc_nerr(mdoc, n, EBADCHILD)); } @@ -1275,8 +1316,9 @@ post_sh_head(POST_ARGS) * non-CUSTOM has a conventional order to be followed. */ - if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed) - return(mdoc_nerr(mdoc, mdoc->last, ESECNAME)); + if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed && + ! mdoc_nwarn(mdoc, mdoc->last, ESECNAME)) + return(0); if (SEC_CUSTOM == sec) return(1); if (sec == mdoc->lastnamed)