version 1.6, 2008/11/26 16:50:34 |
version 1.39, 2008/12/04 19:31:57 |
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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#include <sys/param.h> |
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#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <err.h> |
#include <err.h> |
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#include <stdarg.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <string.h> |
#include <string.h> |
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#include "libmdocml.h" |
#include "libmdocml.h" |
#include "private.h" |
#include "private.h" |
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/* FIXME: warn if Pp occurs before/after Sh etc. (see mdoc.samples). */ |
/* FIXME: First letters of quoted-text interpreted in rofffindtok. */ |
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/* FIXME: `No' not implemented. */ |
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/* TODO: warn if Pp occurs before/after Sh etc. (see mdoc.samples). */ |
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/* TODO: warn about "X section only" macros. */ |
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/* TODO: warn about empty lists. */ |
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/* TODO: (warn) some sections need specific elements. */ |
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/* TODO: (warn) NAME section has particular order. */ |
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/* TODO: unify empty-content tags a la <br />. */ |
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/* TODO: macros with a set number of arguments? */ |
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/* TODO: validate Dt macro arguments. */ |
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/* FIXME: warn about empty lists. */ |
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#define ROFF_MAXARG 10 |
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enum roffd { |
enum roffd { |
ROFF_ENTER = 0, |
ROFF_ENTER = 0, |
ROFF_EXIT |
ROFF_EXIT |
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enum rofftype { |
enum rofftype { |
ROFF_COMMENT, |
ROFF_COMMENT, |
ROFF_TEXT, |
ROFF_TEXT, |
ROFF_LAYOUT |
ROFF_LAYOUT, |
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ROFF_SPECIAL |
}; |
}; |
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#define ROFFCALL_ARGS \ |
#define ROFFCALL_ARGS \ |
int tok, struct rofftree *tree, \ |
int tok, struct rofftree *tree, \ |
const char *argv[], enum roffd type |
char *argv[], enum roffd type |
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struct rofftree; |
struct rofftree; |
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struct rofftok { |
struct rofftok { |
int (*cb)(ROFFCALL_ARGS); /* Callback. */ |
int (*cb)(ROFFCALL_ARGS); /* Callback. */ |
const int *args; /* Args (or NULL). */ |
const int *args; /* Args (or NULL). */ |
const int *parents; |
const int *parents; /* Limit to parents. */ |
const int *children; |
const int *children; /* Limit to kids. */ |
int ctx; |
int ctx; /* Blk-close node. */ |
enum rofftype type; /* Type of macro. */ |
enum rofftype type; /* Type of macro. */ |
int flags; |
int flags; |
#define ROFF_NESTED (1 << 0) /* Nested-layout. */ |
#define ROFF_PARSED (1 << 0) /* "Parsed". */ |
#define ROFF_PARSED (1 << 1) /* "Parsed". */ |
#define ROFF_CALLABLE (1 << 1) /* "Callable". */ |
#define ROFF_CALLABLE (1 << 2) /* "Callable". */ |
#define ROFF_SHALLOW (1 << 2) /* Nesting block. */ |
#define ROFF_QUOTES (1 << 3) /* Quoted args. */ |
#define ROFF_LSCOPE (1 << 3) /* Line scope. */ |
}; |
}; |
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struct roffarg { |
struct roffarg { |
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struct roffnode { |
struct roffnode { |
int tok; /* Token id. */ |
int tok; /* Token id. */ |
struct roffnode *parent; /* Parent (or NULL). */ |
struct roffnode *parent; /* Parent (or NULL). */ |
size_t line; /* Parsed at line. */ |
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}; |
}; |
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struct rofftree { |
struct rofftree { |
struct roffnode *last; /* Last parsed node. */ |
struct roffnode *last; /* Last parsed node. */ |
time_t date; /* `Dd' results. */ |
char *cur; /* Line start. */ |
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struct tm tm; /* `Dd' results. */ |
char os[64]; /* `Os' results. */ |
char os[64]; /* `Os' results. */ |
char title[64]; /* `Dt' results. */ |
char title[64]; /* `Dt' results. */ |
char section[64]; /* `Dt' results. */ |
char section[64]; /* `Dt' results. */ |
char volume[64]; /* `Dt' results. */ |
char volume[64]; /* `Dt' results. */ |
int state; |
int state; |
#define ROFF_PRELUDE (1 << 1) /* In roff prelude. */ |
#define ROFF_PRELUDE (1 << 1) /* In roff prelude. */ |
/* FIXME: if we had prev ptrs, this wouldn't be necessary. */ |
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#define ROFF_PRELUDE_Os (1 << 2) /* `Os' is parsed. */ |
#define ROFF_PRELUDE_Os (1 << 2) /* `Os' is parsed. */ |
#define ROFF_PRELUDE_Dt (1 << 3) /* `Dt' is parsed. */ |
#define ROFF_PRELUDE_Dt (1 << 3) /* `Dt' is parsed. */ |
#define ROFF_PRELUDE_Dd (1 << 4) /* `Dd' is parsed. */ |
#define ROFF_PRELUDE_Dd (1 << 4) /* `Dd' is parsed. */ |
#define ROFF_BODY (1 << 5) /* In roff body. */ |
#define ROFF_BODY (1 << 5) /* In roff body. */ |
struct md_mbuf *mbuf; /* Output (or NULL). */ |
struct roffcb cb; /* Callbacks. */ |
const struct md_args *args; /* Global args. */ |
void *arg; /* Callbacks' arg. */ |
const struct md_rbuf *rbuf; /* Input. */ |
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const struct roffcb *cb; |
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}; |
}; |
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static int roff_Dd(ROFFCALL_ARGS); |
static int roff_Dd(ROFFCALL_ARGS); |
static int roff_Dt(ROFFCALL_ARGS); |
static int roff_Dt(ROFFCALL_ARGS); |
static int roff_Os(ROFFCALL_ARGS); |
static int roff_Os(ROFFCALL_ARGS); |
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static int roff_Ns(ROFFCALL_ARGS); |
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static int roff_Sm(ROFFCALL_ARGS); |
static int roff_layout(ROFFCALL_ARGS); |
static int roff_layout(ROFFCALL_ARGS); |
static int roff_text(ROFFCALL_ARGS); |
static int roff_text(ROFFCALL_ARGS); |
static int roff_comment(ROFFCALL_ARGS); |
static int roff_noop(ROFFCALL_ARGS); |
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static int roff_depr(ROFFCALL_ARGS); |
static struct roffnode *roffnode_new(int, struct rofftree *); |
static struct roffnode *roffnode_new(int, struct rofftree *); |
static void roffnode_free(int, struct rofftree *); |
static void roffnode_free(struct rofftree *); |
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static void roff_warn(const struct rofftree *, |
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const char *, char *, ...); |
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static void roff_err(const struct rofftree *, |
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const char *, char *, ...); |
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static int roffpurgepunct(struct rofftree *, char **); |
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static int roffscan(int, const int *); |
static int rofffindtok(const char *); |
static int rofffindtok(const char *); |
static int rofffindarg(const char *); |
static int rofffindarg(const char *); |
static int rofffindcallable(const char *); |
static int rofffindcallable(const char *); |
static int roffargs(int, char *, char **); |
static int roffargs(const struct rofftree *, |
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int, char *, char **); |
static int roffargok(int, int); |
static int roffargok(int, int); |
static int roffnextopt(int, const char ***, char **); |
static int roffnextopt(const struct rofftree *, |
static int roffparse(struct rofftree *, char *, size_t); |
int, char ***, char **); |
static int textparse(const struct rofftree *, |
static int roffparseopts(struct rofftree *, int, |
const char *, size_t); |
char ***, int *, char **); |
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static int roffcall(struct rofftree *, int, char **); |
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static int roffparse(struct rofftree *, char *); |
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static int textparse(struct rofftree *, char *); |
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static int roffdata(struct rofftree *, int, char *); |
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#ifdef __linux__ |
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extern size_t strlcat(char *, const char *, size_t); |
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extern size_t strlcpy(char *, const char *, size_t); |
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extern int vsnprintf(char *, size_t, |
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const char *, va_list); |
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extern char *strptime(const char *, const char *, |
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struct tm *); |
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#endif |
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static const int roffarg_An[] = { |
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ROFF_Split, ROFF_Nosplit, ROFF_ARGMAX }; |
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static const int roffarg_Bd[] = { |
static const int roffarg_An[] = { ROFF_Split, ROFF_Nosplit, ROFF_ARGMAX }; |
ROFF_Ragged, ROFF_Unfilled, ROFF_Literal, ROFF_File, |
static const int roffarg_Bd[] = { ROFF_Ragged, ROFF_Unfilled, ROFF_Literal, |
ROFF_Offset, ROFF_ARGMAX }; |
ROFF_File, ROFF_Offset, ROFF_Filled, ROFF_Compact, ROFF_ARGMAX }; |
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static const int roffarg_Bk[] = { ROFF_Words, ROFF_ARGMAX }; |
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static const int roffarg_Ex[] = { ROFF_Std, ROFF_ARGMAX }; |
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static const int roffarg_Rv[] = { ROFF_Std, ROFF_ARGMAX }; |
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static const int roffarg_Bl[] = { ROFF_Bullet, ROFF_Dash, ROFF_Hyphen, |
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ROFF_Item, ROFF_Enum, ROFF_Tag, ROFF_Diag, ROFF_Hang, ROFF_Ohang, |
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ROFF_Inset, ROFF_Column, ROFF_Offset, ROFF_Width, ROFF_Compact, |
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ROFF_ARGMAX }; |
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static const int roffarg_St[] = { ROFF_p1003_1_88, ROFF_p1003_1_90, |
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ROFF_p1003_1_96, ROFF_p1003_1_2001, ROFF_p1003_1_2004, ROFF_p1003_1, |
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ROFF_p1003_1b, ROFF_p1003_1b_93, ROFF_p1003_1c_95, ROFF_p1003_1g_2000, |
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ROFF_p1003_2_92, ROFF_p1387_2_95, ROFF_p1003_2, ROFF_p1387_2, |
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ROFF_isoC_90, ROFF_isoC_amd1, ROFF_isoC_tcor1, ROFF_isoC_tcor2, |
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ROFF_isoC_99, ROFF_ansiC, ROFF_ansiC_89, ROFF_ansiC_99, ROFF_ieee754, |
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ROFF_iso8802_3, ROFF_xpg3, ROFF_xpg4, ROFF_xpg4_2, ROFF_xpg4_3, |
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ROFF_xbd5, ROFF_xcu5, ROFF_xsh5, ROFF_xns5, ROFF_xns5_2d2_0, |
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ROFF_xcurses4_2, ROFF_susv2, ROFF_susv3, ROFF_svid4, ROFF_ARGMAX }; |
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static const int roffarg_Bl[] = { |
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ROFF_Bullet, ROFF_Dash, ROFF_Hyphen, ROFF_Item, ROFF_Enum, |
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ROFF_Tag, ROFF_Diag, ROFF_Hang, ROFF_Ohang, ROFF_Inset, |
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ROFF_Column, ROFF_Offset, ROFF_ARGMAX }; |
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static const int roffchild_Bl[] = { ROFF_It, ROFF_El, ROFF_MAX }; |
static const int roffchild_Bl[] = { ROFF_It, ROFF_El, ROFF_MAX }; |
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static const int roffchild_Fo[] = { ROFF_Fa, ROFF_Fc, ROFF_MAX }; |
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static const int roffchild_Rs[] = { ROFF_Re, ROFF__A, ROFF__B, ROFF__D, |
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ROFF__I, ROFF__J, ROFF__N, ROFF__O, ROFF__P, ROFF__R, ROFF__T, ROFF__V, |
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ROFF_MAX }; |
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static const int roffparent_El[] = { ROFF_Bl, ROFF_It, ROFF_MAX }; |
static const int roffparent_El[] = { ROFF_Bl, ROFF_It, ROFF_MAX }; |
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static const int roffparent_Fc[] = { ROFF_Fo, ROFF_Fa, ROFF_MAX }; |
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static const int roffparent_Oc[] = { ROFF_Oo, ROFF_MAX }; |
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static const int roffparent_It[] = { ROFF_Bl, ROFF_It, ROFF_MAX }; |
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static const int roffparent_Re[] = { ROFF_Rs, ROFF_MAX }; |
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static const int roffparent_It[] = { ROFF_Bl, ROFF_MAX }; |
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/* Table of all known tokens. */ |
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static const struct rofftok tokens[ROFF_MAX] = { |
static const struct rofftok tokens[ROFF_MAX] = { |
{roff_comment, NULL, NULL, NULL, 0, ROFF_COMMENT, 0 }, /* \" */ |
{ roff_noop, NULL, NULL, NULL, 0, ROFF_COMMENT, 0 }, /* \" */ |
{ roff_Dd, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Dd */ |
{ roff_Dd, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Dd */ |
{ roff_Dt, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Dt */ |
{ roff_Dt, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Dt */ |
{ roff_Os, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Os */ |
{ roff_Os, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Os */ |
{ roff_layout, NULL, NULL, NULL, ROFF_Sh, ROFF_LAYOUT, ROFF_PARSED }, /* Sh */ |
{ roff_layout, NULL, NULL, NULL, ROFF_Sh, ROFF_LAYOUT, 0 }, /* Sh */ |
{ roff_layout, NULL, NULL, NULL, ROFF_Ss, ROFF_LAYOUT, ROFF_PARSED }, /* Ss */ |
{ roff_layout, NULL, NULL, NULL, ROFF_Ss, ROFF_LAYOUT, 0 }, /* Ss */ |
{ roff_text, NULL, NULL, NULL, ROFF_Pp, ROFF_TEXT, 0 }, /* Pp */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Pp */ /* XXX 0 args */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* D1 */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_LSCOPE }, /* D1 */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Dl */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_LSCOPE }, /* Dl */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bd */ |
{ roff_layout, roffarg_Bd, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bd */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Ed */ |
{ roff_noop, NULL, NULL, NULL, ROFF_Bd, ROFF_LAYOUT, 0 }, /* Ed */ |
{ roff_layout, roffarg_Bl, NULL, roffchild_Bl, 0, ROFF_LAYOUT, 0 }, /* Bl */ |
{ roff_layout, roffarg_Bl, NULL, roffchild_Bl, 0, ROFF_LAYOUT, 0 }, /* Bl */ |
{ roff_layout, NULL, roffparent_El, NULL, ROFF_Bl, ROFF_LAYOUT, 0 }, /* El */ |
{ roff_noop, NULL, roffparent_El, NULL, ROFF_Bl, ROFF_LAYOUT, 0 }, /* El */ |
{ roff_layout, NULL, roffparent_It, NULL, ROFF_It, ROFF_LAYOUT, 0 }, /* It */ |
{ roff_layout, NULL, roffparent_It, NULL, ROFF_It, ROFF_LAYOUT, ROFF_PARSED | ROFF_SHALLOW }, /* It */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ad */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ad */ /* FIXME */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* An */ |
{ roff_text, roffarg_An, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* An */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ar */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ar */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Cd */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Cd */ /* XXX man.4 only */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Cm */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Cm */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Dv */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Dv */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Er */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Er */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ev */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ev */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ex */ |
{ roff_text, roffarg_Ex, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Ex */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fa */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fa */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Fd */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Fd */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fl */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fl */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fn */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Fn */ /* XXX needs arg */ /* FIXME */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ft */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ft */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ic */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ic */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* In */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* In */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Li */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Li */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Nd */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Nd */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Nm */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Nm */ /* FIXME */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Op */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Op */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ot */ |
{ roff_depr, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Ot */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pa */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pa */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Rv */ |
{ roff_text, roffarg_Rv, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Rv */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* St */ |
{ roff_text, roffarg_St, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* St */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Va */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Va */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Vt */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Vt */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Xr */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Xr */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* %A */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* %A */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %B */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %B */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %D */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %D */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %I */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %I */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %J */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE}, /* %J */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %N */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %N */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %O */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %O */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %P */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %P */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %R */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %R */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* %T */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* %T */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %V */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %V */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ac */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ac */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ao */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ao */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Aq */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Aq */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* At */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* At */ /* XXX at most 2 args */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bc */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bc */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Bf */ |
{ roff_layout, NULL, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bf */ /* FIXME */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bo */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bo */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bq */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Bq */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bsx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bsx */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bx */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Db */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_SPECIAL, 0 }, /* Db */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Dc */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Dc */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Do */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Do */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Dq */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Dq */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ec */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ec */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Ef */ |
{ roff_noop, NULL, NULL, NULL, ROFF_Bf, ROFF_LAYOUT, 0 }, /* Ef */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Em */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Em */ /* XXX needs arg */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Eo */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Eo */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Fx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Fx */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ms */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ms */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* No */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* No */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ns */ |
{ roff_Ns, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ns */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Nx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Nx */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ox */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ox */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pc */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pc */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Pf */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Pf */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Po */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Po */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pq */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Pq */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qc */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qc */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ql */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Ql */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qo */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qo */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qq */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Qq */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Re */ |
{ roff_noop, NULL, roffparent_Re, NULL, ROFF_Rs, ROFF_LAYOUT, 0 }, /* Re */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Rs */ |
{ roff_layout, NULL, NULL, roffchild_Rs, 0, ROFF_LAYOUT, 0 }, /* Rs */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sc */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sc */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* So */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* So */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sq */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Sq */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Sm */ |
{ roff_Sm, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Sm */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sx */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sy */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Sy */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Tn */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Tn */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ux */ |
{ 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 }, /* Xc */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Xo */ |
{ 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 */ |
|
}; |
|
|
/* Table of all known token arguments. */ |
static const int tokenargs[ROFF_ARGMAX] = { |
static const struct roffarg tokenargs[ROFF_ARGMAX] = { |
0, 0, 0, 0, |
{ 0 }, /* split */ |
0, ROFF_VALUE, ROFF_VALUE, 0, |
{ 0 }, /* nosplit */ |
0, 0, 0, 0, |
{ 0 }, /* ragged */ |
0, 0, 0, 0, |
{ 0 }, /* unfilled */ |
0, 0, ROFF_VALUE, 0, |
{ 0 }, /* literal */ |
0, 0, 0, 0, |
{ ROFF_VALUE }, /* file */ |
0, 0, 0, 0, |
{ ROFF_VALUE }, /* offset */ |
0, 0, 0, 0, |
{ 0 }, /* bullet */ |
0, 0, 0, 0, |
{ 0 }, /* dash */ |
0, 0, 0, 0, |
{ 0 }, /* hyphen */ |
0, 0, 0, 0, |
{ 0 }, /* item */ |
0, 0, 0, 0, |
{ 0 }, /* enum */ |
0, 0, 0, 0, |
{ 0 }, /* tag */ |
0, 0, 0, 0, |
{ 0 }, /* diag */ |
0, 0, 0, 0, |
{ 0 }, /* hang */ |
}; |
{ 0 }, /* ohang */ |
|
{ 0 }, /* inset */ |
|
{ 0 }, /* column */ |
|
{ 0 }, /* width */ |
|
{ 0 }, /* compact */ |
|
}; |
|
|
|
const char *const toknamesp[ROFF_MAX] = |
const char *const toknamesp[ROFF_MAX] = { |
{ |
"\\\"", "Dd", "Dt", "Os", |
"\\\"", |
"Sh", "Ss", "Pp", "D1", |
"Dd", /* Title macros. */ |
"Dl", "Bd", "Ed", "Bl", |
"Dt", |
"El", "It", "Ad", "An", |
"Os", |
"Ar", "Cd", "Cm", "Dv", |
"Sh", /* Layout macros */ |
"Er", "Ev", "Ex", "Fa", |
"Ss", |
"Fd", "Fl", "Fn", "Ft", |
"Pp", |
"Ic", "In", "Li", "Nd", |
"D1", |
"Nm", "Op", "Ot", "Pa", |
"Dl", |
"Rv", "St", "Va", "Vt", |
"Bd", |
/* LINTED */ |
"Ed", |
"Xr", "\%A", "\%B", "\%D", |
"Bl", |
/* LINTED */ |
"El", |
"\%I", "\%J", "\%N", "\%O", |
"It", |
/* LINTED */ |
"Ad", /* Text macros. */ |
"\%P", "\%R", "\%T", "\%V", |
"An", |
"Ac", "Ao", "Aq", "At", |
"Ar", |
"Bc", "Bf", "Bo", "Bq", |
"Cd", |
"Bsx", "Bx", "Db", "Dc", |
"Cm", |
"Do", "Dq", "Ec", "Ef", |
"Dr", |
"Em", "Eo", "Fx", "Ms", |
"Er", |
"No", "Ns", "Nx", "Ox", |
"Ev", |
"Pc", "Pf", "Po", "Pq", |
"Ex", |
"Qc", "Ql", "Qo", "Qq", |
"Fa", |
"Re", "Rs", "Sc", "So", |
"Fd", |
"Sq", "Sm", "Sx", "Sy", |
"Fl", |
"Tn", "Ux", "Xc", "Xo", |
"Fn", |
"Fo", "Fc", "Oo", "Oc", |
"Ft", |
"Bk", "Ek", "Bt", "Hf", |
"Ex", |
"Fr", "Ud", |
"Ic", |
|
"In", |
|
"Li", |
|
"Nd", |
|
"Nm", |
|
"Op", |
|
"Ot", |
|
"Pa", |
|
"Rv", |
|
"St", |
|
"Va", |
|
"Vt", |
|
"Xr", |
|
"\%A", /* General text macros. */ |
|
"\%B", |
|
"\%D", |
|
"\%I", |
|
"\%J", |
|
"\%N", |
|
"\%O", |
|
"\%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", /* FIXME: do not support! */ |
|
"Xo", /* FIXME: do not support! */ |
|
}; |
}; |
|
|
const char *const tokargnamesp[ROFF_ARGMAX] = |
const char *const tokargnamesp[ROFF_ARGMAX] = { |
{ |
"split", "nosplit", "ragged", |
"split", |
"unfilled", "literal", "file", |
"nosplit", |
"offset", "bullet", "dash", |
"ragged", |
"hyphen", "item", "enum", |
"unfilled", |
"tag", "diag", "hang", |
"literal", |
"ohang", "inset", "column", |
"file", |
"width", "compact", "std", |
"offset", |
"p1003.1-88", "p1003.1-90", "p1003.1-96", |
"bullet", |
"p1003.1-2001", "p1003.1-2004", "p1003.1", |
"dash", |
"p1003.1b", "p1003.1b-93", "p1003.1c-95", |
"hyphen", |
"p1003.1g-2000", "p1003.2-92", "p1387.2-95", |
"item", |
"p1003.2", "p1387.2", "isoC-90", |
"enum", |
"isoC-amd1", "isoC-tcor1", "isoC-tcor2", |
"tag", |
"isoC-99", "ansiC", "ansiC-89", |
"diag", |
"ansiC-99", "ieee754", "iso8802-3", |
"hang", |
"xpg3", "xpg4", "xpg4.2", |
"ohang", |
"xpg4.3", "xbd5", "xcu5", |
"inset", |
"xsh5", "xns5", "xns5.2d2.0", |
"column", |
"xcurses4.2", "susv2", "susv3", |
"width", |
"svid4", "filled", "words", |
"compact", |
|
}; |
}; |
|
|
const char *const *toknames = toknamesp; |
const char *const *toknames = toknamesp; |
Line 391 const char *const *tokargnames = tokargnamesp; |
|
Line 366 const char *const *tokargnames = tokargnamesp; |
|
int |
int |
roff_free(struct rofftree *tree, int flush) |
roff_free(struct rofftree *tree, int flush) |
{ |
{ |
int error; |
int error, t; |
|
struct roffnode *n; |
|
|
assert(tree->mbuf); |
error = 0; |
|
|
if ( ! flush) |
if ( ! flush) |
tree->mbuf = NULL; |
goto end; |
|
|
/* LINTED */ |
error = 1; |
while (tree->last) |
|
if ( ! (*tokens[tree->last->tok].cb) |
|
(tree->last->tok, tree, NULL, ROFF_EXIT)) |
|
/* Disallow flushing. */ |
|
tree->mbuf = NULL; |
|
|
|
error = tree->mbuf ? 0 : 1; |
if (ROFF_PRELUDE & tree->state) { |
|
roff_err(tree, NULL, "prelude never finished"); |
|
goto end; |
|
} |
|
|
if (tree->mbuf && (ROFF_PRELUDE & tree->state)) { |
for (n = tree->last; n; n = n->parent) { |
warnx("%s: prelude never finished", |
if (0 != tokens[n->tok].ctx) |
tree->rbuf->name); |
continue; |
error = 1; |
roff_err(tree, NULL, "closing explicit scope `%s'", |
|
toknames[n->tok]); |
|
goto end; |
} |
} |
|
|
|
while (tree->last) { |
|
t = tree->last->tok; |
|
if ( ! (*tokens[t].cb)(t, tree, NULL, ROFF_EXIT)) |
|
goto end; |
|
} |
|
|
|
if ( ! (*tree->cb.rofftail)(tree->arg)) |
|
goto end; |
|
|
|
error = 0; |
|
|
|
end: |
|
|
|
while (tree->last) |
|
roffnode_free(tree); |
|
|
free(tree); |
free(tree); |
|
|
return(error ? 0 : 1); |
return(error ? 0 : 1); |
} |
} |
|
|
|
|
struct rofftree * |
struct rofftree * |
roff_alloc(const struct md_args *args, struct md_mbuf *out, |
roff_alloc(const struct roffcb *cb, void *args) |
const struct md_rbuf *in, const struct roffcb *cb) |
|
{ |
{ |
struct rofftree *tree; |
struct rofftree *tree; |
|
|
if (NULL == (tree = calloc(1, sizeof(struct rofftree)))) { |
assert(args); |
warn("malloc"); |
assert(cb); |
return(NULL); |
|
} |
|
|
|
|
if (NULL == (tree = calloc(1, sizeof(struct rofftree)))) |
|
err(1, "calloc"); |
|
|
tree->state = ROFF_PRELUDE; |
tree->state = ROFF_PRELUDE; |
tree->args = args; |
tree->arg = args; |
tree->mbuf = out; |
|
tree->rbuf = in; |
|
tree->cb = cb; |
|
|
|
|
(void)memcpy(&tree->cb, cb, sizeof(struct roffcb)); |
|
|
return(tree); |
return(tree); |
} |
} |
|
|
|
|
int |
int |
roff_engine(struct rofftree *tree, char *buf, size_t sz) |
roff_engine(struct rofftree *tree, char *buf) |
{ |
{ |
|
|
if (0 == sz) { |
tree->cur = buf; |
warnx("%s: blank line (line %zu)", |
assert(buf); |
tree->rbuf->name, |
|
tree->rbuf->line); |
if (0 == *buf) { |
|
roff_err(tree, buf, "blank line"); |
return(0); |
return(0); |
} else if ('.' != *buf) |
} else if ('.' != *buf) |
return(textparse(tree, buf, sz)); |
return(textparse(tree, buf)); |
|
|
return(roffparse(tree, buf, sz)); |
return(roffparse(tree, buf)); |
} |
} |
|
|
|
|
static int |
static int |
textparse(const struct rofftree *tree, const char *buf, size_t sz) |
textparse(struct rofftree *tree, char *buf) |
{ |
{ |
|
char *bufp; |
if (NULL == tree->last) { |
|
warnx("%s: unexpected text (line %zu)", |
/* TODO: literal parsing. */ |
tree->rbuf->name, |
|
tree->rbuf->line); |
if ( ! (ROFF_BODY & tree->state)) { |
|
roff_err(tree, buf, "data not in body"); |
return(0); |
return(0); |
} else if (NULL == tree->last->parent) { |
|
warnx("%s: disallowed text (line %zu)", |
|
tree->rbuf->name, |
|
tree->rbuf->line); |
|
return(0); |
|
} |
} |
|
|
/* Print text. */ |
/* LINTED */ |
|
while (*buf) { |
|
while (*buf && isspace(*buf)) |
|
buf++; |
|
|
|
if (0 == *buf) |
|
break; |
|
|
|
bufp = buf++; |
|
|
|
while (*buf && ! isspace(*buf)) |
|
buf++; |
|
|
|
if (0 != *buf) { |
|
*buf++ = 0; |
|
if ( ! roffdata(tree, 1, bufp)) |
|
return(0); |
|
continue; |
|
} |
|
|
|
if ( ! roffdata(tree, 1, bufp)) |
|
return(0); |
|
break; |
|
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
roffargs(int tok, char *buf, char **argv) |
roffargs(const struct rofftree *tree, |
|
int tok, char *buf, char **argv) |
{ |
{ |
int i; |
int i; |
|
char *p; |
|
|
(void)tok;/* FIXME: quotable strings? */ |
|
|
|
assert(tok >= 0 && tok < ROFF_MAX); |
assert(tok >= 0 && tok < ROFF_MAX); |
assert('.' == *buf); |
assert('.' == *buf); |
|
|
|
p = buf; |
|
|
/* LINTED */ |
/* LINTED */ |
for (i = 0; *buf && i < ROFF_MAXARG; i++) { |
for (i = 0; *buf && i < ROFF_MAXLINEARG; i++) { |
argv[i] = buf++; |
if ('\"' == *buf) { |
while (*buf && ! isspace(*buf)) |
argv[i] = ++buf; |
buf++; |
while (*buf && '\"' != *buf) |
if (0 == *buf) { |
buf++; |
continue; |
if (0 == *buf) { |
|
roff_err(tree, argv[i], "unclosed " |
|
"quote in argument " |
|
"list for `%s'", |
|
toknames[tok]); |
|
return(0); |
|
} |
|
} else { |
|
argv[i] = buf++; |
|
while (*buf && ! isspace(*buf)) |
|
buf++; |
|
if (0 == *buf) |
|
continue; |
} |
} |
*buf++ = 0; |
*buf++ = 0; |
while (*buf && isspace(*buf)) |
while (*buf && isspace(*buf)) |
Line 500 roffargs(int tok, char *buf, char **argv) |
|
Line 527 roffargs(int tok, char *buf, char **argv) |
|
} |
} |
|
|
assert(i > 0); |
assert(i > 0); |
if (i < ROFF_MAXARG) |
if (ROFF_MAXLINEARG == i && *buf) { |
argv[i] = NULL; |
roff_err(tree, p, "too many arguments for `%s'", toknames |
|
[tok]); |
|
return(0); |
|
} |
|
|
return(ROFF_MAXARG > i); |
argv[i] = NULL; |
|
return(1); |
} |
} |
|
|
|
|
/* XXX */ |
|
static int |
static int |
roffscan(int tok, const int *tokv) |
roffscan(int tok, const int *tokv) |
{ |
{ |
|
|
if (NULL == tokv) |
if (NULL == tokv) |
return(1); |
return(1); |
|
|
for ( ; ROFF_MAX != *tokv; tokv++) |
for ( ; ROFF_MAX != *tokv; tokv++) |
if (tok == *tokv) |
if (tok == *tokv) |
return(1); |
return(1); |
|
|
Line 523 roffscan(int tok, const int *tokv) |
|
Line 554 roffscan(int tok, const int *tokv) |
|
|
|
|
|
static int |
static int |
roffparse(struct rofftree *tree, char *buf, size_t sz) |
roffparse(struct rofftree *tree, char *buf) |
{ |
{ |
int tok, t; |
int tok, t; |
struct roffnode *n; |
struct roffnode *n; |
char *argv[ROFF_MAXARG]; |
char *argv[ROFF_MAXLINEARG]; |
const char **argvp; |
char **argvp; |
|
|
assert(sz > 0); |
if (0 != *buf && 0 != *(buf + 1) && 0 != *(buf + 2)) |
|
if (0 == strncmp(buf, ".\\\"", 3)) |
|
return(1); |
|
|
if (ROFF_MAX == (tok = rofffindtok(buf + 1))) { |
if (ROFF_MAX == (tok = rofffindtok(buf + 1))) { |
warnx("%s: unknown line macro (line %zu)", |
roff_err(tree, buf + 1, "bogus line macro"); |
tree->rbuf->name, tree->rbuf->line); |
|
return(0); |
return(0); |
} else if (NULL == tokens[tok].cb) { |
} else if (NULL == tokens[tok].cb) { |
warnx("%s: macro `%s' not supported (line %zu)", |
roff_err(tree, buf + 1, "unsupported macro `%s'", |
tree->rbuf->name, toknames[tok], |
toknames[tok]); |
tree->rbuf->line); |
|
return(0); |
return(0); |
} else if (ROFF_COMMENT == tokens[tok].type) |
} |
return(1); |
|
|
assert(ROFF___ != tok); |
if ( ! roffargs(tok, buf, argv)) { |
if ( ! roffargs(tree, tok, buf, argv)) |
warnx("%s: too many args to `%s' (line %zu)", |
|
tree->rbuf->name, toknames[tok], |
|
tree->rbuf->line); |
|
return(0); |
return(0); |
} else |
|
argvp = (const char **)argv + 1; |
|
|
|
|
argvp = (char **)argv; |
|
|
/* |
/* |
* Prelude macros break some assumptions: branch now. |
* Prelude macros break some assumptions, so branch now. |
*/ |
*/ |
|
|
if (ROFF_PRELUDE & tree->state) { |
if (ROFF_PRELUDE & tree->state) { |
assert(NULL == tree->last); |
assert(NULL == tree->last); |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
} else |
} |
assert(tree->last); |
|
|
|
assert(ROFF_BODY & tree->state); |
assert(ROFF_BODY & tree->state); |
|
|
Line 569 roffparse(struct rofftree *tree, char *buf, size_t sz) |
|
Line 596 roffparse(struct rofftree *tree, char *buf, size_t sz) |
|
* children are satisfied. |
* children are satisfied. |
*/ |
*/ |
|
|
if ( ! roffscan(tree->last->tok, tokens[tok].parents)) { |
if (tree->last && ! roffscan |
warnx("%s: invalid parent `%s' for `%s' (line %zu)", |
(tree->last->tok, tokens[tok].parents)) { |
tree->rbuf->name, |
roff_err(tree, *argvp, "`%s' has invalid parent `%s'", |
toknames[tree->last->tok], |
toknames[tok], |
toknames[tok], tree->rbuf->line); |
toknames[tree->last->tok]); |
return(0); |
return(0); |
} |
} |
|
|
if ( ! roffscan(tok, tokens[tree->last->tok].children)) { |
if (tree->last && ! roffscan |
warnx("%s: invalid child `%s' for `%s' (line %zu)", |
(tok, tokens[tree->last->tok].children)) { |
tree->rbuf->name, toknames[tok], |
roff_err(tree, *argvp, "`%s' is invalid child of `%s'", |
toknames[tree->last->tok], |
toknames[tok], |
tree->rbuf->line); |
toknames[tree->last->tok]); |
return(0); |
return(0); |
} |
} |
|
|
Line 591 roffparse(struct rofftree *tree, char *buf, size_t sz) |
|
Line 618 roffparse(struct rofftree *tree, char *buf, size_t sz) |
|
|
|
if (ROFF_LAYOUT != tokens[tok].type) |
if (ROFF_LAYOUT != tokens[tok].type) |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
|
|
/* |
|
* Check our scope rules. |
|
*/ |
|
|
|
if (0 == tokens[tok].ctx) |
if (0 == tokens[tok].ctx) |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
|
|
|
/* |
|
* First consider implicit-end tags, like as follows: |
|
* .Sh SECTION 1 |
|
* .Sh SECTION 2 |
|
* In this, we want to close the scope of the NAME section. If |
|
* there's an intermediary implicit-end tag, such as |
|
* .Sh SECTION 1 |
|
* .Ss Subsection 1 |
|
* .Sh SECTION 2 |
|
* then it must be closed as well. |
|
*/ |
|
|
if (tok == tokens[tok].ctx) { |
if (tok == tokens[tok].ctx) { |
|
/* |
|
* First search up to the point where we must close. |
|
* If one doesn't exist, then we can open a new scope. |
|
*/ |
|
|
for (n = tree->last; n; n = n->parent) { |
for (n = tree->last; n; n = n->parent) { |
assert(0 == tokens[n->tok].ctx || |
assert(0 == tokens[n->tok].ctx || |
n->tok == tokens[n->tok].ctx); |
n->tok == tokens[n->tok].ctx); |
if (n->tok == tok) |
if (n->tok == tok) |
break; |
break; |
|
if (ROFF_SHALLOW & tokens[tok].flags) { |
|
n = NULL; |
|
break; |
|
} |
|
if (tokens[n->tok].ctx == n->tok) |
|
continue; |
|
roff_err(tree, *argv, "`%s' breaks `%s' scope", |
|
toknames[tok], toknames[n->tok]); |
|
return(0); |
} |
} |
if (NULL == n) { |
|
#ifdef DEBUG |
/* |
(void)printf("scope: new `%s'\n", |
* Create a new scope, as no previous one exists to |
toknames[tok]); |
* close out. |
#endif |
*/ |
|
|
|
if (NULL == n) |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
} |
|
|
/* |
|
* Close out all intermediary scoped blocks, then hang |
|
* the current scope from our predecessor's parent. |
|
*/ |
|
|
do { |
do { |
t = tree->last->tok; |
t = tree->last->tok; |
#ifdef DEBUG |
|
(void)printf("scope: closing `%s'\n", |
|
toknames[t]); |
|
#endif |
|
if ( ! (*tokens[t].cb)(t, tree, NULL, ROFF_EXIT)) |
if ( ! (*tokens[t].cb)(t, tree, NULL, ROFF_EXIT)) |
return(0); |
return(0); |
} while (t != tok); |
} while (t != tok); |
Line 626 roffparse(struct rofftree *tree, char *buf, size_t sz) |
|
Line 677 roffparse(struct rofftree *tree, char *buf, size_t sz) |
|
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
} |
} |
|
|
|
/* |
|
* Now consider explicit-end tags, where we want to close back |
|
* to a specific tag. Example: |
|
* .Bl |
|
* .It Item. |
|
* .El |
|
* In this, the `El' tag closes out the scope of `Bl'. |
|
*/ |
|
|
assert(tok != tokens[tok].ctx && 0 != tokens[tok].ctx); |
assert(tok != tokens[tok].ctx && 0 != tokens[tok].ctx); |
|
|
|
/* LINTED */ |
|
for (n = tree->last; n; n = n->parent) |
|
if (n->tok != tokens[tok].ctx) { |
|
if (n->tok == tokens[n->tok].ctx) |
|
continue; |
|
roff_err(tree, *argv, "`%s' breaks `%s' scope", |
|
toknames[tok], toknames[n->tok]); |
|
return(0); |
|
} else |
|
break; |
|
|
|
|
|
if (NULL == n) { |
|
roff_err(tree, *argv, "`%s' has no starting tag `%s'", |
|
toknames[tok], |
|
toknames[tokens[tok].ctx]); |
|
return(0); |
|
} |
|
|
|
/* LINTED */ |
do { |
do { |
t = tree->last->tok; |
t = tree->last->tok; |
#ifdef DEBUG |
|
(void)printf("scope: closing `%s'\n", toknames[t]); |
|
#endif |
|
if ( ! (*tokens[t].cb)(t, tree, NULL, ROFF_EXIT)) |
if ( ! (*tokens[t].cb)(t, tree, NULL, ROFF_EXIT)) |
return(0); |
return(0); |
} while (t != tokens[tok].ctx); |
} while (t != tokens[tok].ctx); |
|
|
return((*tokens[tok].cb)(tok, tree, argvp, ROFF_ENTER)); |
return(1); |
} |
} |
|
|
|
|
|
|
rofffindtok(const char *buf) |
rofffindtok(const char *buf) |
{ |
{ |
char token[4]; |
char token[4]; |
size_t i; |
int i; |
|
|
for (i = 0; *buf && ! isspace(*buf) && i < 3; i++, buf++) |
for (i = 0; *buf && ! isspace(*buf) && i < 3; i++, buf++) |
token[i] = *buf; |
token[i] = *buf; |
|
|
if (i == 3) { |
if (i == 3) |
#ifdef DEBUG |
|
(void)printf("lookup: macro too long: `%s'\n", buf); |
|
#endif |
|
return(ROFF_MAX); |
return(ROFF_MAX); |
} |
|
|
|
token[i] = 0; |
token[i] = 0; |
|
|
#ifdef DEBUG |
|
(void)printf("lookup: `%s'\n", token); |
|
#endif |
|
|
|
/* FIXME: use a table, this is slow but ok for now. */ |
/* FIXME: use a table, this is slow but ok for now. */ |
|
|
/* LINTED */ |
/* LINTED */ |
Line 687 rofffindtok(const char *buf) |
|
Line 756 rofffindtok(const char *buf) |
|
/* LINTED */ |
/* LINTED */ |
if (0 == strcmp(toknames[i], token)) |
if (0 == strcmp(toknames[i], token)) |
return((int)i); |
return((int)i); |
|
|
return(ROFF_MAX); |
return(ROFF_MAX); |
} |
} |
|
|
|
|
static int |
static int |
|
roffispunct(const char *p) |
|
{ |
|
|
|
if (0 == *p) |
|
return(0); |
|
if (0 != *(p + 1)) |
|
return(0); |
|
|
|
switch (*p) { |
|
case('{'): |
|
/* FALLTHROUGH */ |
|
case('.'): |
|
/* FALLTHROUGH */ |
|
case(','): |
|
/* FALLTHROUGH */ |
|
case(';'): |
|
/* FALLTHROUGH */ |
|
case(':'): |
|
/* FALLTHROUGH */ |
|
case('?'): |
|
/* FALLTHROUGH */ |
|
case('!'): |
|
/* FALLTHROUGH */ |
|
case('('): |
|
/* FALLTHROUGH */ |
|
case(')'): |
|
/* FALLTHROUGH */ |
|
case('['): |
|
/* FALLTHROUGH */ |
|
case(']'): |
|
/* FALLTHROUGH */ |
|
case('}'): |
|
return(1); |
|
default: |
|
break; |
|
} |
|
|
|
return(0); |
|
} |
|
|
|
|
|
static int |
rofffindcallable(const char *name) |
rofffindcallable(const char *name) |
{ |
{ |
int c; |
int c; |
|
|
if (ROFF_MAX == (c = rofffindtok(name))) |
if (ROFF_MAX == (c = rofffindtok(name))) |
return(ROFF_MAX); |
return(ROFF_MAX); |
|
assert(c >= 0 && c < ROFF_MAX); |
return(ROFF_CALLABLE & tokens[c].flags ? c : ROFF_MAX); |
return(ROFF_CALLABLE & tokens[c].flags ? c : ROFF_MAX); |
} |
} |
|
|
Line 708 roffnode_new(int tokid, struct rofftree *tree) |
|
Line 820 roffnode_new(int tokid, struct rofftree *tree) |
|
{ |
{ |
struct roffnode *p; |
struct roffnode *p; |
|
|
if (NULL == (p = malloc(sizeof(struct roffnode)))) { |
if (NULL == (p = malloc(sizeof(struct roffnode)))) |
warn("malloc"); |
err(1, "malloc"); |
return(NULL); |
|
} |
|
|
|
p->line = tree->rbuf->line; |
|
p->tok = tokid; |
p->tok = tokid; |
p->parent = tree->last; |
p->parent = tree->last; |
tree->last = p; |
tree->last = p; |
|
|
return(p); |
return(p); |
} |
} |
|
|
Line 738 roffargok(int tokid, int argid) |
|
Line 848 roffargok(int tokid, int argid) |
|
|
|
|
|
static void |
static void |
roffnode_free(int tokid, struct rofftree *tree) |
roffnode_free(struct rofftree *tree) |
{ |
{ |
struct roffnode *p; |
struct roffnode *p; |
|
|
assert(tree->last); |
assert(tree->last); |
assert(tree->last->tok == tokid); |
|
|
|
p = tree->last; |
p = tree->last; |
tree->last = tree->last->parent; |
tree->last = tree->last->parent; |
Line 752 roffnode_free(int tokid, struct rofftree *tree) |
|
Line 861 roffnode_free(int tokid, struct rofftree *tree) |
|
|
|
|
|
static int |
static int |
roffnextopt(int tok, const char ***in, char **val) |
roffcall(struct rofftree *tree, int tok, char **argv) |
{ |
{ |
const char *arg, **argv; |
|
|
if (NULL == tokens[tok].cb) { |
|
roff_err(tree, *argv, "unsupported macro `%s'", |
|
toknames[tok]); |
|
return(0); |
|
} |
|
if ( ! (*tokens[tok].cb)(tok, tree, argv, ROFF_ENTER)) |
|
return(0); |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
roffnextopt(const struct rofftree *tree, int tok, |
|
char ***in, char **val) |
|
{ |
|
char *arg, **argv; |
int v; |
int v; |
|
|
*val = NULL; |
*val = NULL; |
Line 766 roffnextopt(int tok, const char ***in, char **val) |
|
Line 891 roffnextopt(int tok, const char ***in, char **val) |
|
if ('-' != *arg) |
if ('-' != *arg) |
return(-1); |
return(-1); |
|
|
/* FIXME: should we let this slide... ? */ |
if (ROFF_ARGMAX == (v = rofffindarg(arg + 1))) { |
|
roff_warn(tree, arg, "argument-like parameter `%s' to " |
if (ROFF_ARGMAX == (v = rofffindarg(&arg[1]))) |
"`%s'", arg, toknames[tok]); |
return(-1); |
return(-1); |
|
} |
/* FIXME: should we let this slide... ? */ |
|
|
if ( ! roffargok(tok, v)) { |
if ( ! roffargok(tok, v)) |
roff_warn(tree, arg, "invalid argument parameter `%s' to " |
|
"`%s'", tokargnames[v], toknames[tok]); |
return(-1); |
return(-1); |
if ( ! (ROFF_VALUE & tokenargs[v].flags)) |
} |
|
|
|
if ( ! (ROFF_VALUE & tokenargs[v])) |
return(v); |
return(v); |
|
|
*in = ++argv; |
*in = ++argv; |
|
|
/* FIXME: what if this looks like a roff token or argument? */ |
if (NULL == *argv) { |
|
roff_err(tree, arg, "empty value of `%s' for `%s'", |
|
tokargnames[v], toknames[tok]); |
|
return(ROFF_ARGMAX); |
|
} |
|
|
return(*argv ? v : ROFF_ARGMAX); |
return(v); |
} |
} |
|
|
|
|
|
static int |
|
roffpurgepunct(struct rofftree *tree, char **argv) |
|
{ |
|
int i; |
|
|
|
i = 0; |
|
while (argv[i]) |
|
i++; |
|
assert(i > 0); |
|
if ( ! roffispunct(argv[--i])) |
|
return(1); |
|
while (i >= 0 && roffispunct(argv[i])) |
|
i--; |
|
i++; |
|
|
|
/* LINTED */ |
|
while (argv[i]) |
|
if ( ! roffdata(tree, 0, argv[i++])) |
|
return(0); |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
roffparseopts(struct rofftree *tree, int tok, |
|
char ***args, int *argc, char **argv) |
|
{ |
|
int i, c; |
|
char *v; |
|
|
|
i = 0; |
|
|
|
while (-1 != (c = roffnextopt(tree, tok, args, &v))) { |
|
if (ROFF_ARGMAX == c) |
|
return(0); |
|
|
|
argc[i] = c; |
|
argv[i] = v; |
|
i++; |
|
*args = *args + 1; |
|
} |
|
|
|
argc[i] = ROFF_ARGMAX; |
|
argv[i] = NULL; |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
roffdata(struct rofftree *tree, int space, char *buf) |
|
{ |
|
|
|
if (0 == *buf) |
|
return(1); |
|
return((*tree->cb.roffdata)(tree->arg, |
|
space != 0, tree->cur, buf)); |
|
} |
|
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
roff_Dd(ROFFCALL_ARGS) |
roff_Dd(ROFFCALL_ARGS) |
{ |
{ |
|
time_t t; |
|
char *p, buf[32]; |
|
|
if (ROFF_BODY & tree->state) { |
if (ROFF_BODY & tree->state) { |
assert( ! (ROFF_PRELUDE & tree->state)); |
assert( ! (ROFF_PRELUDE & tree->state)); |
Line 801 roff_Dd(ROFFCALL_ARGS) |
|
Line 994 roff_Dd(ROFFCALL_ARGS) |
|
assert( ! (ROFF_BODY & tree->state)); |
assert( ! (ROFF_BODY & tree->state)); |
|
|
if (ROFF_PRELUDE_Dd & tree->state) { |
if (ROFF_PRELUDE_Dd & tree->state) { |
warnx("%s: prelude `Dd' repeated (line %zu)", |
roff_err(tree, *argv, "repeated `Dd' in prelude"); |
tree->rbuf->name, tree->rbuf->line); |
|
return(0); |
return(0); |
} else if (ROFF_PRELUDE_Dt & tree->state) { |
} else if (ROFF_PRELUDE_Dt & tree->state) { |
warnx("%s: prelude `Dd' out-of-order (line %zu)", |
roff_err(tree, *argv, "out-of-order `Dd' in prelude"); |
tree->rbuf->name, tree->rbuf->line); |
|
return(0); |
return(0); |
} |
} |
|
|
/* TODO: parse date. */ |
|
|
|
assert(NULL == tree->last); |
assert(NULL == tree->last); |
tree->state |= ROFF_PRELUDE_Dd; |
|
|
|
|
argv++; |
|
|
|
if (0 == strcmp(*argv, "$Mdocdate$")) { |
|
t = time(NULL); |
|
if (NULL == localtime_r(&t, &tree->tm)) |
|
err(1, "localtime_r"); |
|
tree->state |= ROFF_PRELUDE_Dd; |
|
return(1); |
|
} |
|
|
|
/* Build this from Mdocdate or raw date. */ |
|
|
|
buf[0] = 0; |
|
p = *argv; |
|
|
|
if (0 != strcmp(*argv, "$Mdocdate:")) { |
|
while (*argv) { |
|
if (strlcat(buf, *argv++, sizeof(buf)) |
|
< sizeof(buf)) |
|
continue; |
|
roff_err(tree, p, "bad `Dd' date"); |
|
return(0); |
|
} |
|
if (strptime(buf, "%b%d,%Y", &tree->tm)) { |
|
tree->state |= ROFF_PRELUDE_Dd; |
|
return(1); |
|
} |
|
roff_err(tree, *argv, "bad `Dd' date"); |
|
return(0); |
|
} |
|
|
|
argv++; |
|
while (*argv && **argv != '$') { |
|
if (strlcat(buf, *argv++, sizeof(buf)) |
|
>= sizeof(buf)) { |
|
roff_err(tree, p, "bad `Dd' Mdocdate"); |
|
return(0); |
|
} |
|
if (strlcat(buf, " ", sizeof(buf)) |
|
>= sizeof(buf)) { |
|
roff_err(tree, p, "bad `Dd' Mdocdate"); |
|
return(0); |
|
} |
|
} |
|
if (NULL == *argv) { |
|
roff_err(tree, p, "bad `Dd' Mdocdate"); |
|
return(0); |
|
} |
|
|
|
if (NULL == strptime(buf, "%b %d %Y", &tree->tm)) { |
|
roff_err(tree, *argv, "bad `Dd' Mdocdate"); |
|
return(0); |
|
} |
|
|
|
tree->state |= ROFF_PRELUDE_Dd; |
return(1); |
return(1); |
} |
} |
|
|
Line 834 roff_Dt(ROFFCALL_ARGS) |
|
Line 1077 roff_Dt(ROFFCALL_ARGS) |
|
assert( ! (ROFF_BODY & tree->state)); |
assert( ! (ROFF_BODY & tree->state)); |
|
|
if ( ! (ROFF_PRELUDE_Dd & tree->state)) { |
if ( ! (ROFF_PRELUDE_Dd & tree->state)) { |
warnx("%s: prelude `Dt' out-of-order (line %zu)", |
roff_err(tree, *argv, "out-of-order `Dt' in prelude"); |
tree->rbuf->name, tree->rbuf->line); |
|
return(0); |
return(0); |
} else if (ROFF_PRELUDE_Dt & tree->state) { |
} else if (ROFF_PRELUDE_Dt & tree->state) { |
warnx("%s: prelude `Dt' repeated (line %zu)", |
roff_err(tree, *argv, "repeated `Dt' in prelude"); |
tree->rbuf->name, tree->rbuf->line); |
|
return(0); |
return(0); |
} |
} |
|
|
/* TODO: parse date. */ |
argv++; |
|
if (NULL == *argv) { |
|
roff_err(tree, *argv, "`Dt' needs document title"); |
|
return(0); |
|
} else if (strlcpy(tree->title, *argv, sizeof(tree->title)) |
|
>= sizeof(tree->title)) { |
|
roff_err(tree, *argv, "`Dt' document title too long"); |
|
return(0); |
|
} |
|
|
|
argv++; |
|
if (NULL == *argv) { |
|
roff_err(tree, *argv, "`Dt' needs section"); |
|
return(0); |
|
} else if (strlcpy(tree->section, *argv, sizeof(tree->section)) |
|
>= sizeof(tree->section)) { |
|
roff_err(tree, *argv, "`Dt' section too long"); |
|
return(0); |
|
} |
|
|
|
argv++; |
|
if (NULL == *argv) { |
|
tree->volume[0] = 0; |
|
} else if (strlcpy(tree->volume, *argv, sizeof(tree->volume)) |
|
>= sizeof(tree->volume)) { |
|
roff_err(tree, *argv, "`Dt' volume too long"); |
|
return(0); |
|
} |
|
|
assert(NULL == tree->last); |
assert(NULL == tree->last); |
tree->state |= ROFF_PRELUDE_Dt; |
tree->state |= ROFF_PRELUDE_Dt; |
|
|
Line 854 roff_Dt(ROFFCALL_ARGS) |
|
Line 1122 roff_Dt(ROFFCALL_ARGS) |
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
|
roff_Sm(ROFFCALL_ARGS) |
|
{ |
|
int argcp[1]; |
|
char *argvp[1], *morep[1], *p; |
|
|
|
p = *argv++; |
|
|
|
argcp[0] = ROFF_ARGMAX; |
|
argvp[0] = NULL; |
|
if (NULL == (morep[0] = *argv++)) { |
|
roff_err(tree, p, "`Sm' expects an argument"); |
|
return(0); |
|
} else if (0 != strcmp(morep[0], "on") && |
|
0 != strcmp(morep[0], "off")) { |
|
roff_err(tree, p, "`Sm' has invalid argument"); |
|
return(0); |
|
} |
|
|
|
if (*argv) |
|
roff_warn(tree, *argv, "`Sm' shouldn't have arguments"); |
|
|
|
if ( ! (*tree->cb.roffspecial)(tree->arg, |
|
tok, argcp, argvp, morep)) |
|
return(0); |
|
|
|
while (*argv) |
|
if ( ! roffdata(tree, 1, *argv++)) |
|
return(0); |
|
|
|
return(1); |
|
} |
|
|
|
|
|
/* ARGSUSED */ |
|
static int |
|
roff_Ns(ROFFCALL_ARGS) |
|
{ |
|
int j, c, first; |
|
int argcp[1]; |
|
char *argvp[1], *morep[1]; |
|
|
|
first = (*argv++ == tree->cur); |
|
|
|
argcp[0] = ROFF_ARGMAX; |
|
argvp[0] = morep[0] = NULL; |
|
|
|
if ( ! (*tree->cb.roffspecial)(tree->arg, |
|
tok, argcp, argvp, morep)) |
|
return(0); |
|
|
|
while (*argv) { |
|
if (ROFF_MAX != (c = rofffindcallable(*argv))) { |
|
if ( ! roffcall(tree, c, argv)) |
|
return(0); |
|
break; |
|
} |
|
|
|
if ( ! roffispunct(*argv)) { |
|
if ( ! roffdata(tree, 1, *argv++)) |
|
return(0); |
|
continue; |
|
} |
|
|
|
for (j = 0; argv[j]; j++) |
|
if ( ! roffispunct(argv[j])) |
|
break; |
|
|
|
if (argv[j]) { |
|
if ( ! roffdata(tree, 0, *argv++)) |
|
return(0); |
|
continue; |
|
} |
|
|
|
break; |
|
} |
|
|
|
if ( ! first) |
|
return(1); |
|
|
|
return(roffpurgepunct(tree, argv)); |
|
} |
|
|
|
|
|
/* ARGSUSED */ |
|
static int |
roff_Os(ROFFCALL_ARGS) |
roff_Os(ROFFCALL_ARGS) |
{ |
{ |
|
char *p; |
|
|
if (ROFF_EXIT == type) { |
if (ROFF_BODY & tree->state) { |
assert(ROFF_PRELUDE_Os & tree->state); |
|
return(roff_layout(tok, tree, argv, type)); |
|
} else if (ROFF_BODY & tree->state) { |
|
assert( ! (ROFF_PRELUDE & tree->state)); |
assert( ! (ROFF_PRELUDE & tree->state)); |
assert(ROFF_PRELUDE_Os & tree->state); |
assert(ROFF_PRELUDE_Os & tree->state); |
return(roff_text(tok, tree, argv, type)); |
return(roff_text(tok, tree, argv, type)); |
Line 869 roff_Os(ROFFCALL_ARGS) |
|
Line 1220 roff_Os(ROFFCALL_ARGS) |
|
assert(ROFF_PRELUDE & tree->state); |
assert(ROFF_PRELUDE & tree->state); |
if ( ! (ROFF_PRELUDE_Dt & tree->state) || |
if ( ! (ROFF_PRELUDE_Dt & tree->state) || |
! (ROFF_PRELUDE_Dd & tree->state)) { |
! (ROFF_PRELUDE_Dd & tree->state)) { |
warnx("%s: prelude `Os' out-of-order (line %zu)", |
roff_err(tree, *argv, "out-of-order `Os' in prelude"); |
tree->rbuf->name, tree->rbuf->line); |
|
return(0); |
return(0); |
} |
} |
|
|
/* TODO: extract OS. */ |
tree->os[0] = 0; |
|
|
|
p = *++argv; |
|
|
|
while (*argv) { |
|
if (strlcat(tree->os, *argv++, sizeof(tree->os)) |
|
< sizeof(tree->os)) |
|
continue; |
|
roff_err(tree, p, "`Os' value too long"); |
|
return(0); |
|
} |
|
|
|
if (0 == tree->os[0]) |
|
if (strlcpy(tree->os, "LOCAL", sizeof(tree->os)) |
|
>= sizeof(tree->os)) { |
|
roff_err(tree, p, "`Os' value too long"); |
|
return(0); |
|
} |
|
|
tree->state |= ROFF_PRELUDE_Os; |
tree->state |= ROFF_PRELUDE_Os; |
tree->state &= ~ROFF_PRELUDE; |
tree->state &= ~ROFF_PRELUDE; |
tree->state |= ROFF_BODY; |
tree->state |= ROFF_BODY; |
|
|
assert(NULL == tree->last); |
assert(NULL == tree->last); |
|
|
return(roff_layout(tok, tree, argv, type)); |
return((*tree->cb.roffhead)(tree->arg, &tree->tm, |
|
tree->os, tree->title, tree->section, |
|
tree->volume)); |
} |
} |
|
|
|
|
Line 890 roff_Os(ROFFCALL_ARGS) |
|
Line 1259 roff_Os(ROFFCALL_ARGS) |
|
static int |
static int |
roff_layout(ROFFCALL_ARGS) |
roff_layout(ROFFCALL_ARGS) |
{ |
{ |
int i, c, argcp[ROFF_MAXARG]; |
int i, c, argcp[ROFF_MAXLINEARG]; |
char *v, *argvp[ROFF_MAXARG]; |
char *argvp[ROFF_MAXLINEARG]; |
|
|
if (ROFF_PRELUDE & tree->state) { |
if (ROFF_PRELUDE & tree->state) { |
warnx("%s: macro `%s' called in prelude (line %zu)", |
roff_err(tree, *argv, "bad `%s' in prelude", |
tree->rbuf->name, |
toknames[tok]); |
toknames[tok], |
|
tree->rbuf->line); |
|
return(0); |
return(0); |
} |
} else if (ROFF_EXIT == type) { |
|
roffnode_free(tree); |
if (ROFF_EXIT == type) { |
if ( ! (*tree->cb.roffblkbodyout)(tree->arg, tok)) |
roffnode_free(tok, tree); |
return(0); |
return((*tree->cb->roffblkout)(tok)); |
return((*tree->cb.roffblkout)(tree->arg, tok)); |
} |
} |
|
|
i = 0; |
assert( ! (ROFF_CALLABLE & tokens[tok].flags)); |
|
|
while (-1 != (c = roffnextopt(tok, &argv, &v))) { |
++argv; |
if (ROFF_ARGMAX == c) { |
|
warnx("%s: error parsing `%s' args (line %zu)", |
|
tree->rbuf->name, |
|
toknames[tok], |
|
tree->rbuf->line); |
|
return(0); |
|
} else if ( ! roffargok(tok, c)) { |
|
warnx("%s: arg `%s' not for `%s' (line %zu)", |
|
tree->rbuf->name, |
|
tokargnames[c], |
|
toknames[tok], |
|
tree->rbuf->line); |
|
return(0); |
|
} |
|
argcp[i] = c; |
|
argvp[i] = v; |
|
i++; |
|
argv++; |
|
} |
|
|
|
argcp[i] = ROFF_ARGMAX; |
if ( ! roffparseopts(tree, tok, &argv, argcp, argvp)) |
argvp[i] = NULL; |
return(0); |
|
|
if (NULL == roffnode_new(tok, tree)) |
if (NULL == roffnode_new(tok, tree)) |
return(0); |
return(0); |
|
|
if ( ! (*tree->cb->roffin)(tok, argcp, argvp)) |
/* |
|
* Layouts have two parts: the layout body and header. The |
|
* layout header is the trailing text of the line macro, while |
|
* the layout body is everything following until termination. |
|
*/ |
|
|
|
if ( ! (*tree->cb.roffblkin)(tree->arg, tok, argcp, argvp)) |
return(0); |
return(0); |
|
if (NULL == *argv) |
|
return((*tree->cb.roffblkbodyin) |
|
(tree->arg, tok, argcp, argvp)); |
|
|
|
if ( ! (*tree->cb.roffblkheadin)(tree->arg, tok, argcp, argvp)) |
|
return(0); |
|
|
|
/* |
|
* If there are no parsable parts, then write remaining tokens |
|
* into the layout header and exit. |
|
*/ |
|
|
if ( ! (ROFF_PARSED & tokens[tok].flags)) { |
if ( ! (ROFF_PARSED & tokens[tok].flags)) { |
/* TODO: print all tokens. */ |
i = 0; |
|
while (*argv) |
|
if ( ! roffdata(tree, i++, *argv++)) |
|
return(0); |
|
|
if ( ! ((*tree->cb->roffout)(tok))) |
if ( ! (*tree->cb.roffblkheadout)(tree->arg, tok)) |
return(0); |
return(0); |
return((*tree->cb->roffblkin)(tok)); |
return((*tree->cb.roffblkbodyin) |
|
(tree->arg, tok, argcp, argvp)); |
} |
} |
|
|
|
/* |
|
* Parsable elements may be in the header (or be the header, for |
|
* that matter). Follow the regular parsing rules for these. |
|
*/ |
|
|
|
i = 0; |
while (*argv) { |
while (*argv) { |
if (2 >= strlen(*argv) && ROFF_MAX != |
if (ROFF_MAX == (c = rofffindcallable(*argv))) { |
(c = rofffindcallable(*argv))) |
assert(tree->arg); |
if ( ! (*tokens[c].cb)(c, tree, |
if ( ! roffdata(tree, i++, *argv++)) |
argv + 1, ROFF_ENTER)) |
|
return(0); |
return(0); |
|
continue; |
|
} |
|
if ( ! roffcall(tree, c, argv)) |
|
return(0); |
|
break; |
|
} |
|
|
/* TODO: print token. */ |
/* |
argv++; |
* If there's trailing punctuation in the header, then write it |
|
* out now. Here we mimic the behaviour of a line-dominant text |
|
* macro. |
|
*/ |
|
|
|
if (NULL == *argv) { |
|
if ( ! (*tree->cb.roffblkheadout)(tree->arg, tok)) |
|
return(0); |
|
return((*tree->cb.roffblkbodyin) |
|
(tree->arg, tok, argcp, argvp)); |
} |
} |
|
|
if ( ! ((*tree->cb->roffout)(tok))) |
/* |
|
* Expensive. Scan to the end of line then work backwards until |
|
* a token isn't punctuation. |
|
*/ |
|
|
|
if ( ! roffpurgepunct(tree, argv)) |
return(0); |
return(0); |
|
|
return((*tree->cb->roffblkin)(tok)); |
if ( ! (*tree->cb.roffblkheadout)(tree->arg, tok)) |
|
return(0); |
|
return((*tree->cb.roffblkbodyin) |
|
(tree->arg, tok, argcp, argvp)); |
} |
} |
|
|
|
|
Line 968 roff_layout(ROFFCALL_ARGS) |
|
Line 1364 roff_layout(ROFFCALL_ARGS) |
|
static int |
static int |
roff_text(ROFFCALL_ARGS) |
roff_text(ROFFCALL_ARGS) |
{ |
{ |
int i, c, argcp[ROFF_MAXARG]; |
int i, j, first, c, argcp[ROFF_MAXLINEARG]; |
char *v, *argvp[ROFF_MAXARG]; |
char *argvp[ROFF_MAXLINEARG]; |
|
|
if (ROFF_PRELUDE & tree->state) { |
if (ROFF_PRELUDE & tree->state) { |
warnx("%s: macro `%s' called in prelude (line %zu)", |
roff_err(tree, *argv, "`%s' disallowed in prelude", |
tree->rbuf->name, |
toknames[tok]); |
toknames[tok], |
|
tree->rbuf->line); |
|
return(0); |
return(0); |
} |
} |
|
|
i = 0; |
first = (*argv == tree->cur); |
|
argv++; |
|
|
while (-1 != (c = roffnextopt(tok, &argv, &v))) { |
if ( ! roffparseopts(tree, tok, &argv, argcp, argvp)) |
if (ROFF_ARGMAX == c) { |
|
warnx("%s: error parsing `%s' args (line %zu)", |
|
tree->rbuf->name, |
|
toknames[tok], |
|
tree->rbuf->line); |
|
return(0); |
|
} |
|
argcp[i] = c; |
|
argvp[i] = v; |
|
i++; |
|
argv++; |
|
} |
|
|
|
argcp[i] = ROFF_ARGMAX; |
|
argvp[i] = NULL; |
|
|
|
if ( ! (*tree->cb->roffin)(tok, argcp, argvp)) |
|
return(0); |
return(0); |
|
if ( ! (*tree->cb.roffin)(tree->arg, tok, argcp, argvp)) |
|
return(0); |
|
if (NULL == *argv) |
|
return((*tree->cb.roffout)(tree->arg, tok)); |
|
|
if ( ! (ROFF_PARSED & tokens[tok].flags)) { |
if ( ! (ROFF_PARSED & tokens[tok].flags)) { |
/* TODO: print all tokens. */ |
i = 0; |
return((*tree->cb->roffout)(tok)); |
while (*argv) |
|
if ( ! roffdata(tree, i++, *argv++)) |
|
return(0); |
|
|
|
return((*tree->cb.roffout)(tree->arg, tok)); |
} |
} |
|
|
|
/* |
|
* Deal with punctuation. Ugly. Work ahead until we encounter |
|
* terminating punctuation. If we encounter it and all |
|
* subsequent tokens are punctuation, then stop processing (the |
|
* line-dominant macro will print these tokens after closure). |
|
*/ |
|
|
|
i = 0; |
while (*argv) { |
while (*argv) { |
if (2 >= strlen(*argv) && ROFF_MAX != |
if (ROFF_MAX != (c = rofffindcallable(*argv))) { |
(c = rofffindcallable(*argv))) |
if ( ! (ROFF_LSCOPE & tokens[tok].flags)) |
if ( ! (*tokens[c].cb)(c, tree, |
if ( ! (*tree->cb.roffout)(tree->arg, tok)) |
argv + 1, ROFF_ENTER)) |
return(0); |
|
|
|
if ( ! roffcall(tree, c, argv)) |
return(0); |
return(0); |
|
|
|
if (ROFF_LSCOPE & tokens[tok].flags) |
|
if ( ! (*tree->cb.roffout)(tree->arg, tok)) |
|
return(0); |
|
|
|
break; |
|
} |
|
|
/* TODO: print token. */ |
if ( ! roffispunct(*argv)) { |
argv++; |
if ( ! roffdata(tree, i++, *argv++)) |
|
return(0); |
|
continue; |
|
} |
|
|
|
i = 1; |
|
for (j = 0; argv[j]; j++) |
|
if ( ! roffispunct(argv[j])) |
|
break; |
|
|
|
if (argv[j]) { |
|
if ( ! roffdata(tree, 0, *argv++)) |
|
return(0); |
|
continue; |
|
} |
|
|
|
if ( ! (*tree->cb.roffout)(tree->arg, tok)) |
|
return(0); |
|
break; |
} |
} |
|
|
return((*tree->cb->roffout)(tok)); |
if (NULL == *argv) |
|
return((*tree->cb.roffout)(tree->arg, tok)); |
|
if ( ! first) |
|
return(1); |
|
|
|
return(roffpurgepunct(tree, argv)); |
} |
} |
|
|
|
|
/* ARGUSED */ |
/* ARGSUSED */ |
static int |
static int |
roff_comment(ROFFCALL_ARGS) |
roff_noop(ROFFCALL_ARGS) |
{ |
{ |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
|
/* ARGSUSED */ |
|
static int |
|
roff_depr(ROFFCALL_ARGS) |
|
{ |
|
|
|
roff_err(tree, *argv, "`%s' is deprecated", toknames[tok]); |
|
return(0); |
|
} |
|
|
|
|
|
static void |
|
roff_warn(const struct rofftree *tree, const char *pos, char *fmt, ...) |
|
{ |
|
va_list ap; |
|
char buf[128]; |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf), fmt, ap); |
|
va_end(ap); |
|
|
|
(*tree->cb.roffmsg)(tree->arg, |
|
ROFF_WARN, tree->cur, pos, buf); |
|
} |
|
|
|
|
|
static void |
|
roff_err(const struct rofftree *tree, const char *pos, char *fmt, ...) |
|
{ |
|
va_list ap; |
|
char buf[128]; |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf), fmt, ap); |
|
va_end(ap); |
|
|
|
(*tree->cb.roffmsg)(tree->arg, |
|
ROFF_ERROR, tree->cur, pos, buf); |
|
} |
|
|