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-rw-r--r--roff.c268
1 files changed, 3 insertions, 265 deletions
diff --git a/roff.c b/roff.c
index 8af1fe1d..643ec681 100644
--- a/roff.c
+++ b/roff.c
@@ -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)
{