diff options
Diffstat (limited to 'roff.c')
| -rw-r--r-- | roff.c | 268 |
1 files changed, 3 insertions, 265 deletions
@@ -30,6 +30,7 @@ #include "libmdocml.h" #include "private.h" +#include "roff.h" /* FIXME: First letters of quoted-text interpreted in rofffindtok. */ /* FIXME: `No' not implemented. */ @@ -41,39 +42,8 @@ /* TODO: unify empty-content tags a la <br />. */ /* TODO: macros with a set number of arguments? */ /* TODO: validate Dt macro arguments. */ -/* FIXME: Bl -diag ignore callable children. */ - -enum roffd { - ROFF_ENTER = 0, - ROFF_EXIT -}; - -enum rofftype { - ROFF_COMMENT, - ROFF_TEXT, - ROFF_LAYOUT, - ROFF_SPECIAL -}; - -#define ROFFCALL_ARGS \ - int tok, struct rofftree *tree, \ - char *argv[], enum roffd type - -struct rofftree; - -struct rofftok { - int (*cb)(ROFFCALL_ARGS); /* Callback. */ - const int *args; /* Args (or NULL). */ - const int *parents; /* Limit to parents. */ - const int *children; /* Limit to kids. */ - int ctx; /* Blk-close node. */ - enum rofftype type; /* Type of macro. */ - int flags; -#define ROFF_PARSED (1 << 0) /* "Parsed". */ -#define ROFF_CALLABLE (1 << 1) /* "Callable". */ -#define ROFF_SHALLOW (1 << 2) /* Nesting block. */ -#define ROFF_LSCOPE (1 << 3) /* Line scope. */ -}; +/* FIXME: Bl -diag supposed to ignore callable children. */ +/* FIXME: Nm has newline when used in NAME section. */ struct roffnode { int tok; /* Token id. */ @@ -99,16 +69,6 @@ struct rofftree { void *arg; /* Callbacks' arg. */ }; -static int roff_Dd(ROFFCALL_ARGS); /* FIXME: deprecate. */ -static int roff_Dt(ROFFCALL_ARGS); /* FIXME: deprecate. */ -static int roff_Os(ROFFCALL_ARGS); /* FIXME: deprecate. */ -static int roff_Ns(ROFFCALL_ARGS); /* FIXME: deprecate. */ -static int roff_Sm(ROFFCALL_ARGS); /* FIXME: deprecate. */ -static int roff_layout(ROFFCALL_ARGS); -static int roff_text(ROFFCALL_ARGS); -static int roff_noop(ROFFCALL_ARGS); -static int roff_depr(ROFFCALL_ARGS); -static int roff_ordered(ROFFCALL_ARGS); static struct roffnode *roffnode_new(int, struct rofftree *); static void roffnode_free(struct rofftree *); static void roff_warn(const struct rofftree *, @@ -145,228 +105,6 @@ extern char *strptime(const char *, const char *, struct tm *); #endif - -static const int roffarg_An[] = { ROFF_Split, ROFF_Nosplit, ROFF_ARGMAX }; -static const int roffarg_Bd[] = { ROFF_Ragged, ROFF_Unfilled, ROFF_Literal, - ROFF_File, ROFF_Offset, ROFF_Filled, ROFF_Compact, ROFF_ARGMAX }; -static const int roffarg_Bk[] = { ROFF_Words, ROFF_ARGMAX }; -static const int roffarg_Ex[] = { ROFF_Std, ROFF_ARGMAX }; -static const int roffarg_Rv[] = { ROFF_Std, ROFF_ARGMAX }; -static const int roffarg_Bl[] = { ROFF_Bullet, ROFF_Dash, ROFF_Hyphen, - ROFF_Item, ROFF_Enum, ROFF_Tag, ROFF_Diag, ROFF_Hang, ROFF_Ohang, - ROFF_Inset, ROFF_Column, ROFF_Offset, ROFF_Width, ROFF_Compact, - ROFF_ARGMAX }; -static const int roffarg_St[] = { ROFF_p1003_1_88, ROFF_p1003_1_90, - ROFF_p1003_1_96, ROFF_p1003_1_2001, ROFF_p1003_1_2004, ROFF_p1003_1, - ROFF_p1003_1b, ROFF_p1003_1b_93, ROFF_p1003_1c_95, ROFF_p1003_1g_2000, - ROFF_p1003_2_92, ROFF_p1387_2_95, ROFF_p1003_2, ROFF_p1387_2, - ROFF_isoC_90, ROFF_isoC_amd1, ROFF_isoC_tcor1, ROFF_isoC_tcor2, - ROFF_isoC_99, ROFF_ansiC, ROFF_ansiC_89, ROFF_ansiC_99, ROFF_ieee754, - ROFF_iso8802_3, ROFF_xpg3, ROFF_xpg4, ROFF_xpg4_2, ROFF_xpg4_3, - ROFF_xbd5, ROFF_xcu5, ROFF_xsh5, ROFF_xns5, ROFF_xns5_2d2_0, - ROFF_xcurses4_2, ROFF_susv2, ROFF_susv3, ROFF_svid4, ROFF_ARGMAX }; - -static const int roffchild_Bl[] = { ROFF_It, ROFF_El, ROFF_MAX }; -static const int roffchild_Fo[] = { ROFF_Fa, ROFF_Fc, ROFF_MAX }; -static const int roffchild_Rs[] = { ROFF_Re, ROFF__A, ROFF__B, ROFF__D, - ROFF__I, ROFF__J, ROFF__N, ROFF__O, ROFF__P, ROFF__R, ROFF__T, ROFF__V, - ROFF_MAX }; - -static const int roffparent_El[] = { ROFF_Bl, ROFF_It, ROFF_MAX }; -static const int roffparent_Fc[] = { ROFF_Fo, ROFF_Fa, ROFF_MAX }; -static const int roffparent_Oc[] = { ROFF_Oo, ROFF_MAX }; -static const int roffparent_It[] = { ROFF_Bl, ROFF_It, ROFF_MAX }; -static const int roffparent_Re[] = { ROFF_Rs, ROFF_MAX }; - -static const struct rofftok tokens[ROFF_MAX] = { - { roff_noop, NULL, NULL, NULL, 0, ROFF_COMMENT, 0 }, /* \" */ - { roff_Dd, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Dd */ - { roff_Dt, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Dt */ - { roff_Os, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Os */ - { roff_layout, NULL, NULL, NULL, ROFF_Sh, ROFF_LAYOUT, 0 }, /* Sh */ - { roff_layout, NULL, NULL, NULL, ROFF_Ss, ROFF_LAYOUT, 0 }, /* Ss */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Pp */ /* XXX 0 args */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_LSCOPE }, /* D1 */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_LSCOPE }, /* Dl */ - { roff_layout, roffarg_Bd, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bd */ - { roff_noop, NULL, NULL, NULL, ROFF_Bd, ROFF_LAYOUT, 0 }, /* Ed */ - { roff_layout, roffarg_Bl, NULL, roffchild_Bl, 0, ROFF_LAYOUT, 0 }, /* Bl */ - { roff_noop, NULL, roffparent_El, NULL, ROFF_Bl, ROFF_LAYOUT, 0 }, /* El */ - { roff_layout, NULL, roffparent_It, NULL, ROFF_It, ROFF_LAYOUT, ROFF_PARSED | ROFF_SHALLOW }, /* It */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ad */ /* FIXME */ - { roff_text, roffarg_An, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* An */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ar */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Cd */ /* XXX man.4 only */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Cm */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Dv */ /* XXX needs arg */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Er */ /* XXX needs arg */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ev */ /* XXX needs arg */ - { roff_text, roffarg_Ex, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Ex */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fa */ /* XXX needs arg */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Fd */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fl */ - {roff_ordered, NULL, NULL, NULL, 0, ROFF_TEXT, /*XXX*/ -1 }, /* Fn */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ft */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ic */ /* XXX needs arg */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* In */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Li */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Nd */ - {roff_ordered, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Nm */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Op */ - { roff_depr, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Ot */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pa */ - { roff_text, roffarg_Rv, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Rv */ - { roff_text, roffarg_St, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* St */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Va */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Vt */ /* XXX needs arg */ - {roff_ordered, NULL, NULL, NULL, 0, ROFF_TEXT, /*XXX*/ -1 }, /* Xr */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* %A */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %B */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %D */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %I */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %J */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %N */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %O */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %P */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %R */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* %T */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %V */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ac */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ao */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Aq */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* At */ /* XXX at most 2 args */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bc */ - { roff_layout, NULL, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bf */ /* FIXME */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bo */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Bq */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bsx */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bx */ - { NULL, NULL, NULL, NULL, 0, ROFF_SPECIAL, 0 }, /* Db */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Dc */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Do */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Dq */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ec */ - { roff_noop, NULL, NULL, NULL, ROFF_Bf, ROFF_LAYOUT, 0 }, /* Ef */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Em */ /* XXX needs arg */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Eo */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Fx */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ms */ - { NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* No */ - { roff_Ns, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ns */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Nx */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ox */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pc */ - { NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Pf */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Po */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Pq */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qc */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ql */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qo */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Qq */ - { roff_noop, NULL, roffparent_Re, NULL, ROFF_Rs, ROFF_LAYOUT, 0 }, /* Re */ - { roff_layout, NULL, NULL, roffchild_Rs, 0, ROFF_LAYOUT, 0 }, /* Rs */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sc */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* So */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Sq */ - { roff_Sm, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Sm */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sx */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sy */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Tn */ - { roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ux */ - { NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Xc */ - { NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Xo */ - { roff_layout, NULL, NULL, roffchild_Fo, 0, ROFF_LAYOUT, 0 }, /* Fo */ - { roff_noop, NULL, roffparent_Fc, NULL, ROFF_Fo, ROFF_LAYOUT, 0 }, /* Fc */ - { roff_layout, NULL, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Oo */ - { roff_noop, NULL, roffparent_Oc, NULL, ROFF_Oo, ROFF_LAYOUT, 0 }, /* Oc */ - { roff_layout, roffarg_Bk, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bk */ - { roff_noop, NULL, NULL, NULL, ROFF_Bk, ROFF_LAYOUT, 0 }, /* Ek */ - { NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Bt */ - { NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Hf */ - { roff_depr, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Fr */ - { NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Ud */ - }; - -#define ROFF_VALUE (1 << 0) - -static const int tokenargs[ROFF_ARGMAX] = { - 0, 0, 0, 0, - 0, ROFF_VALUE, ROFF_VALUE, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, ROFF_VALUE, 0, - 0, ROFF_VALUE, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - 0, 0, 0, 0, - }; - -const char *const toknamesp[ROFF_MAX] = { - "\\\"", "Dd", "Dt", "Os", - "Sh", "Ss", "Pp", "D1", - "Dl", "Bd", "Ed", "Bl", - "El", "It", "Ad", "An", - "Ar", "Cd", "Cm", "Dv", - "Er", "Ev", "Ex", "Fa", - "Fd", "Fl", "Fn", "Ft", - "Ic", "In", "Li", "Nd", - "Nm", "Op", "Ot", "Pa", - "Rv", "St", "Va", "Vt", - /* LINTED */ - "Xr", "\%A", "\%B", "\%D", - /* LINTED */ - "\%I", "\%J", "\%N", "\%O", - /* LINTED */ - "\%P", "\%R", "\%T", "\%V", - "Ac", "Ao", "Aq", "At", - "Bc", "Bf", "Bo", "Bq", - "Bsx", "Bx", "Db", "Dc", - "Do", "Dq", "Ec", "Ef", - "Em", "Eo", "Fx", "Ms", - "No", "Ns", "Nx", "Ox", - "Pc", "Pf", "Po", "Pq", - "Qc", "Ql", "Qo", "Qq", - "Re", "Rs", "Sc", "So", - "Sq", "Sm", "Sx", "Sy", - "Tn", "Ux", "Xc", "Xo", - "Fo", "Fc", "Oo", "Oc", - "Bk", "Ek", "Bt", "Hf", - "Fr", "Ud", - }; - -const char *const tokargnamesp[ROFF_ARGMAX] = { - "split", "nosplit", "ragged", - "unfilled", "literal", "file", - "offset", "bullet", "dash", - "hyphen", "item", "enum", - "tag", "diag", "hang", - "ohang", "inset", "column", - "width", "compact", "std", - "p1003.1-88", "p1003.1-90", "p1003.1-96", - "p1003.1-2001", "p1003.1-2004", "p1003.1", - "p1003.1b", "p1003.1b-93", "p1003.1c-95", - "p1003.1g-2000", "p1003.2-92", "p1387.2-95", - "p1003.2", "p1387.2", "isoC-90", - "isoC-amd1", "isoC-tcor1", "isoC-tcor2", - "isoC-99", "ansiC", "ansiC-89", - "ansiC-99", "ieee754", "iso8802-3", - "xpg3", "xpg4", "xpg4.2", - "xpg4.3", "xbd5", "xcu5", - "xsh5", "xns5", "xns5.2d2.0", - "xcurses4.2", "susv2", "susv3", - "svid4", "filled", "words", - }; - -const char *const *toknames = toknamesp; -const char *const *tokargnames = tokargnamesp; - - int roff_free(struct rofftree *tree, int flush) { |