version 1.25, 2008/11/30 23:05:57 |
version 1.28, 2008/12/01 16:01:28 |
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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). */ |
/* TODO: warn if Pp occurs before/after Sh etc. (see mdoc.samples). */ |
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/* FIXME: warn about "X section only" macros. */ |
/* TODO: warn about "X section only" macros. */ |
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/* FIXME: warn about empty lists. */ |
/* TODO: warn about empty lists. */ |
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/* FIXME: roff_layout and roff_text have identical-ish lower bodies. */ |
/* TODO: (warn) some sections need specific elements. */ |
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/* FIXME: NAME section needs specific elements. */ |
/* 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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#define ROFF_MAXARG 32 |
#define ROFF_MAXARG 32 |
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enum roffd { |
enum roffd { |
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#define ROFF_PARSED (1 << 0) /* "Parsed". */ |
#define ROFF_PARSED (1 << 0) /* "Parsed". */ |
#define ROFF_CALLABLE (1 << 1) /* "Callable". */ |
#define ROFF_CALLABLE (1 << 1) /* "Callable". */ |
#define ROFF_SHALLOW (1 << 2) /* Nesting block. */ |
#define ROFF_SHALLOW (1 << 2) /* Nesting block. */ |
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#define ROFF_LSCOPE (1 << 3) |
}; |
}; |
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struct roffarg { |
struct roffarg { |
Line 108 static int roff_Os(ROFFCALL_ARGS); |
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Line 113 static int roff_Os(ROFFCALL_ARGS); |
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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); |
static int roff_close(ROFFCALL_ARGS); |
static int roff_depr(ROFFCALL_ARGS); |
static int roff_special(ROFFCALL_ARGS); |
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static struct roffnode *roffnode_new(int, struct rofftree *); |
static struct roffnode *roffnode_new(int, struct rofftree *); |
static void roffnode_free(struct rofftree *); |
static void roffnode_free(struct rofftree *); |
Line 129 static int roffargs(const struct rofftree *, |
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Line 133 static int roffargs(const struct rofftree *, |
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static int roffargok(int, int); |
static int roffargok(int, int); |
static int roffnextopt(const struct rofftree *, |
static int roffnextopt(const struct rofftree *, |
int, char ***, char **); |
int, char ***, char **); |
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static int roffparseopts(struct rofftree *, int, |
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char ***, int *, char **); |
static int roffparse(struct rofftree *, char *); |
static int roffparse(struct rofftree *, char *); |
static int textparse(const struct rofftree *, char *); |
static int textparse(const struct rofftree *, char *); |
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Line 173 static const int roffparent_Re[] = { ROFF_Rs, ROFF_MAX |
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Line 179 static const int roffparent_Re[] = { ROFF_Rs, ROFF_MAX |
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/* Table of all known tokens. */ |
/* Table of all known tokens. */ |
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, 0 }, /* Sh */ |
{ roff_layout, NULL, NULL, NULL, ROFF_Sh, ROFF_LAYOUT, 0 }, /* Sh */ |
{ roff_layout, NULL, NULL, NULL, ROFF_Ss, ROFF_LAYOUT, 0 }, /* 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 */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* D1 */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_LSCOPE }, /* D1 */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Dl */ |
{ 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_layout, roffarg_Bd, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bd */ |
{ roff_close, NULL, NULL, NULL, ROFF_Bd, 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_close, 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, ROFF_PARSED | ROFF_SHALLOW }, /* It */ |
{ 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, 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, roffarg_An, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* An */ |
Line 206 static const struct rofftok tokens[ROFF_MAX] = { |
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Line 212 static const struct rofftok tokens[ROFF_MAX] = { |
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{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Li */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Li */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Nd */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Nd */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Nm */ /* FIXME */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Nm */ /* FIXME */ |
{ roff_text, 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, 0 }, /* Ot */ /* XXX deprecated */ |
{ 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, 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_Rv, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Rv */ |
{ roff_text, roffarg_St, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* St */ |
{ roff_text, roffarg_St, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* St */ |
Line 227 static const struct rofftok tokens[ROFF_MAX] = { |
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Line 233 static const struct rofftok tokens[ROFF_MAX] = { |
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{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* %V */ |
{ 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 }, /* 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 }, /* Ao */ |
{ roff_text, 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 */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* At */ /* XXX at most 2 args */ |
{ 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_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Bc */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Bf */ /* FIXME */ |
{ 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 }, /* Bo */ |
{ roff_text, 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 */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bsx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bsx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Bx */ |
{roff_special, NULL, NULL, NULL, 0, ROFF_SPECIAL, 0 }, /* Db */ |
{ 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 }, /* 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 }, /* Do */ |
{ roff_text, 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 */ |
{ roff_text, 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 */ /* FIXME */ |
{ 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 }, /* 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 | ROFF_CALLABLE }, /* Eo */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Fx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Fx */ |
{ roff_text, 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 */ |
{ NULL, 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 }, /* Nx */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ox */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Ox */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pc */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Pc */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Pf */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED }, /* Pf */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_LAYOUT, ROFF_PARSED | ROFF_CALLABLE }, /* Po */ |
{ 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 }, /* Pq */ |
{ 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 }, /* 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 }, /* Ql */ |
{ roff_layout, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Qo */ |
{ 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 }, /* Qq */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE | ROFF_LSCOPE }, /* Qq */ |
{ roff_close, NULL, roffparent_Re, NULL, ROFF_Rs, ROFF_LAYOUT, 0 }, /* Re */ |
{ roff_noop, NULL, roffparent_Re, NULL, ROFF_Rs, ROFF_LAYOUT, 0 }, /* Re */ |
{ roff_layout, NULL, NULL, roffchild_Rs, 0, ROFF_LAYOUT, 0 }, /* Rs */ |
{ 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 }, /* 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 }, /* So */ |
{ roff_text, 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 */ |
{roff_special, NULL, NULL, NULL, 0, ROFF_SPECIAL, 0 }, /* Sm */ |
{ NULL, NULL, NULL, NULL, 0, ROFF_SPECIAL, 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 }, /* 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 }, /* Sy */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Tn */ |
{ roff_text, NULL, NULL, NULL, 0, ROFF_TEXT, ROFF_PARSED | ROFF_CALLABLE }, /* Tn */ |
Line 270 static const struct rofftok tokens[ROFF_MAX] = { |
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Line 276 static const struct rofftok tokens[ROFF_MAX] = { |
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{ 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_layout, NULL, NULL, roffchild_Fo, 0, ROFF_LAYOUT, 0 }, /* Fo */ |
{ roff_close, NULL, roffparent_Fc, NULL, ROFF_Fo, ROFF_LAYOUT, 0 }, /* Fc */ |
{ roff_noop, NULL, roffparent_Fc, NULL, ROFF_Fo, ROFF_LAYOUT, 0 }, /* Fc */ |
{ roff_layout, NULL, NULL, roffchild_Oo, 0, ROFF_LAYOUT, 0 }, /* Oo */ |
{ roff_layout, NULL, NULL, roffchild_Oo, 0, ROFF_LAYOUT, 0 }, /* Oo */ |
{ roff_close, NULL, roffparent_Oc, NULL, ROFF_Oo, ROFF_LAYOUT, 0 }, /* Oc */ |
{ roff_noop, NULL, roffparent_Oc, NULL, ROFF_Oo, ROFF_LAYOUT, 0 }, /* Oc */ |
{ roff_layout, roffarg_Bk, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bk */ |
{ roff_layout, roffarg_Bk, NULL, NULL, 0, ROFF_LAYOUT, 0 }, /* Bk */ |
{ roff_close, NULL, NULL, NULL, ROFF_Bk, ROFF_LAYOUT, 0 }, /* Ek */ |
{ roff_noop, NULL, NULL, NULL, ROFF_Bk, ROFF_LAYOUT, 0 }, /* Ek */ |
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{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Bt */ |
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{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Hf */ |
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{ roff_depr, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Fr */ |
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{ NULL, NULL, NULL, NULL, 0, ROFF_TEXT, 0 }, /* Ud */ |
}; |
}; |
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/* Table of all known token arguments. */ |
/* Table of all known token arguments. */ |
Line 325 const char *const toknamesp[ROFF_MAX] = { |
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Line 335 const char *const toknamesp[ROFF_MAX] = { |
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"Sq", "Sm", "Sx", "Sy", |
"Sq", "Sm", "Sx", "Sy", |
"Tn", "Ux", "Xc", "Xo", |
"Tn", "Ux", "Xc", "Xo", |
"Fo", "Fc", "Oo", "Oc", |
"Fo", "Fc", "Oo", "Oc", |
"Bk", "Ek", |
"Bk", "Ek", "Bt", "Hf", |
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"Fr", "Ud", |
}; |
}; |
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const char *const tokargnamesp[ROFF_ARGMAX] = { |
const char *const tokargnamesp[ROFF_ARGMAX] = { |
Line 369 roff_free(struct rofftree *tree, int flush) |
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Line 380 roff_free(struct rofftree *tree, int flush) |
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error = 1; |
error = 1; |
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if (ROFF_PRELUDE & tree->state) { |
if (ROFF_PRELUDE & tree->state) { |
roff_warn(tree, NULL, "prelude never finished"); |
roff_err(tree, NULL, "prelude never finished"); |
goto end; |
goto end; |
} |
} |
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for (n = tree->last; n->parent; n = n->parent) { |
for (n = tree->last; n; n = n->parent) { |
if (0 != tokens[n->tok].ctx) |
if (0 != tokens[n->tok].ctx) |
continue; |
continue; |
roff_warn(tree, NULL, "closing explicit scope `%s'", |
roff_err(tree, NULL, "closing explicit scope `%s'", |
toknames[n->tok]); |
toknames[n->tok]); |
goto end; |
goto end; |
} |
} |
Line 494 roffargs(const struct rofftree *tree, |
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Line 505 roffargs(const struct rofftree *tree, |
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} |
} |
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/* XXX */ |
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static int |
static int |
roffscan(int tok, const int *tokv) |
roffscan(int tok, const int *tokv) |
{ |
{ |
Line 544 roffparse(struct rofftree *tree, char *buf) |
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Line 554 roffparse(struct rofftree *tree, char *buf) |
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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); |
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assert(ROFF_BODY & tree->state); |
assert(ROFF_BODY & tree->state); |
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Line 554 roffparse(struct rofftree *tree, char *buf) |
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Line 563 roffparse(struct rofftree *tree, char *buf) |
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* children are satisfied. |
* children are satisfied. |
*/ |
*/ |
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if ( ! roffscan(tree->last->tok, tokens[tok].parents)) { |
if (tree->last && ! roffscan |
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(tree->last->tok, tokens[tok].parents)) { |
roff_err(tree, *argvp, "`%s' has invalid parent `%s'", |
roff_err(tree, *argvp, "`%s' has invalid parent `%s'", |
toknames[tok], |
toknames[tok], |
toknames[tree->last->tok]); |
toknames[tree->last->tok]); |
return(0); |
return(0); |
} |
} |
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if ( ! roffscan(tok, tokens[tree->last->tok].children)) { |
if (tree->last && ! roffscan |
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(tok, tokens[tree->last->tok].children)) { |
roff_err(tree, *argvp, "`%s' is invalid child of `%s'", |
roff_err(tree, *argvp, "`%s' is invalid child of `%s'", |
toknames[tok], |
toknames[tok], |
toknames[tree->last->tok]); |
toknames[tree->last->tok]); |
Line 574 roffparse(struct rofftree *tree, char *buf) |
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Line 585 roffparse(struct rofftree *tree, char *buf) |
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|
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)); |
|
|
Line 609 roffparse(struct rofftree *tree, char *buf) |
|
Line 615 roffparse(struct rofftree *tree, char *buf) |
|
n = NULL; |
n = NULL; |
break; |
break; |
} |
} |
|
if (tokens[n->tok].ctx == n->tok) |
|
continue; |
|
roff_err(tree, *argv, "`%s' breaks `%s' scope", |
|
toknames[tok], toknames[n->tok]); |
|
return(0); |
} |
} |
|
|
/* |
/* |
Line 642 roffparse(struct rofftree *tree, char *buf) |
|
Line 653 roffparse(struct rofftree *tree, char *buf) |
|
* In this, the `El' tag closes out the scope of `Bl'. |
* In this, the `El' tag closes out the scope of `Bl'. |
*/ |
*/ |
|
|
assert(tree->last); |
|
assert(tok != tokens[tok].ctx && 0 != tokens[tok].ctx); |
assert(tok != tokens[tok].ctx && 0 != tokens[tok].ctx); |
|
|
|
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 */ |
/* LINTED */ |
do { |
do { |
t = tree->last->tok; |
t = tree->last->tok; |
Line 652 roffparse(struct rofftree *tree, char *buf) |
|
Line 680 roffparse(struct rofftree *tree, char *buf) |
|
return(0); |
return(0); |
} while (t != tokens[tok].ctx); |
} while (t != tokens[tok].ctx); |
|
|
assert(tree->last); |
|
return(1); |
return(1); |
} |
} |
|
|
Line 842 roffnextopt(const struct rofftree *tree, int tok, |
|
Line 869 roffnextopt(const struct rofftree *tree, int tok, |
|
} |
} |
|
|
|
|
|
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); |
|
} |
|
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
roff_Dd(ROFFCALL_ARGS) |
roff_Dd(ROFFCALL_ARGS) |
Line 910 roff_Os(ROFFCALL_ARGS) |
|
Line 962 roff_Os(ROFFCALL_ARGS) |
|
{ |
{ |
|
|
if (ROFF_EXIT == type) { |
if (ROFF_EXIT == type) { |
roffnode_free(tree); |
|
return((*tree->cb.rofftail)(tree->arg)); |
return((*tree->cb.rofftail)(tree->arg)); |
} else if (ROFF_BODY & tree->state) { |
} else if (ROFF_BODY & tree->state) { |
assert( ! (ROFF_PRELUDE & tree->state)); |
assert( ! (ROFF_PRELUDE & tree->state)); |
Line 933 roff_Os(ROFFCALL_ARGS) |
|
Line 984 roff_Os(ROFFCALL_ARGS) |
|
|
|
assert(NULL == tree->last); |
assert(NULL == tree->last); |
|
|
if (NULL == roffnode_new(tok, tree)) |
|
return(0); |
|
|
|
return((*tree->cb.roffhead)(tree->arg)); |
return((*tree->cb.roffhead)(tree->arg)); |
} |
} |
|
|
|
|
roff_layout(ROFFCALL_ARGS) |
roff_layout(ROFFCALL_ARGS) |
{ |
{ |
int i, c, argcp[ROFF_MAXARG]; |
int i, c, argcp[ROFF_MAXARG]; |
char *v, *argvp[ROFF_MAXARG]; |
char *argvp[ROFF_MAXARG]; |
|
|
if (ROFF_PRELUDE & tree->state) { |
if (ROFF_PRELUDE & tree->state) { |
roff_err(tree, *argv, "`%s' disallowed in prelude", |
roff_err(tree, *argv, "bad `%s' in prelude", |
toknames[tok]); |
toknames[tok]); |
return(0); |
return(0); |
} |
} else if (ROFF_EXIT == type) { |
|
|
if (ROFF_EXIT == type) { |
|
roffnode_free(tree); |
roffnode_free(tree); |
return((*tree->cb.roffblkout)(tree->arg, tok)); |
return((*tree->cb.roffblkout)(tree->arg, tok)); |
} |
} |
|
|
i = 0; |
assert( ! (ROFF_CALLABLE & tokens[tok].flags)); |
argv++; |
|
|
|
while (-1 != (c = roffnextopt(tree, tok, &argv, &v))) { |
++argv; |
if (ROFF_ARGMAX == c) |
|
return(0); |
|
|
|
argcp[i] = c; |
if ( ! roffparseopts(tree, tok, &argv, argcp, argvp)) |
argvp[i] = v; |
return(0); |
i++; |
|
argv++; |
|
} |
|
|
|
argcp[i] = ROFF_ARGMAX; |
|
argvp[i] = NULL; |
|
|
|
if (NULL == roffnode_new(tok, tree)) |
if (NULL == roffnode_new(tok, tree)) |
return(0); |
return(0); |
|
|
|
/* |
|
* 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)) |
if ( ! (*tree->cb.roffblkin)(tree->arg, tok, argcp, argvp)) |
return(0); |
return(0); |
|
|
if (NULL == *argv) |
if (NULL == *argv) |
return(1); |
return(1); |
|
|
if ( ! (*tree->cb.roffin)(tree->arg, tok, argcp, argvp)) |
if ( ! (*tree->cb.roffin)(tree->arg, tok, argcp, argvp)) |
return(0); |
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)) { |
i = 0; |
i = 0; |
while (*argv) { |
while (*argv) { |
Line 996 roff_layout(ROFFCALL_ARGS) |
|
Line 1041 roff_layout(ROFFCALL_ARGS) |
|
return((*tree->cb.roffout)(tree->arg, tok)); |
return((*tree->cb.roffout)(tree->arg, tok)); |
} |
} |
|
|
|
/* |
|
* Parsable elements may be in the header (or be the header, for |
|
* that matter). Follow the regular parsing rules for these. |
|
*/ |
|
|
i = 0; |
i = 0; |
while (*argv) { |
while (*argv) { |
if (ROFF_MAX != (c = rofffindcallable(*argv))) { |
if (ROFF_MAX == (c = rofffindcallable(*argv))) { |
if (NULL == tokens[c].cb) { |
assert(tree->arg); |
roff_err(tree, *argv, "unsupported " |
if ( ! (*tree->cb.roffdata) |
"macro `%s'", |
(tree->arg, i, *argv++)) |
toknames[c]); |
|
return(0); |
return(0); |
} |
i = 1; |
if ( ! (*tokens[c].cb)(c, tree, argv, ROFF_ENTER)) |
continue; |
return(0); |
|
break; |
|
} |
} |
|
|
assert(tree->arg); |
if (NULL == tokens[c].cb) { |
if ( ! (*tree->cb.roffdata)(tree->arg, i, *argv++)) |
roff_err(tree, *argv, "unsupported macro `%s'", |
|
toknames[c]); |
return(0); |
return(0); |
i = 1; |
} |
|
|
|
if ( ! (*tokens[c].cb)(c, tree, argv, ROFF_ENTER)) |
|
return(0); |
|
|
|
break; |
} |
} |
|
|
/* |
/* |
* If we're the first parser (*argv == tree->cur) then purge out |
* If there's trailing punctuation in the header, then write it |
* any additional punctuation, should there be any remaining at |
* out now. Here we mimic the behaviour of a line-dominant text |
* the end of line. |
* macro. |
*/ |
*/ |
|
|
if (ROFF_PARSED & tokens[tok].flags && *argv) { |
if (NULL == *argv) |
i = 0; |
return((*tree->cb.roffout)(tree->arg, tok)); |
while (argv[i]) |
|
i++; |
|
|
|
assert(i > 0); |
/* |
if ( ! roffispunct(argv[--i])) |
* Expensive. Scan to the end of line then work backwards until |
return((*tree->cb.roffout)(tree->arg, tok)); |
* a token isn't punctuation. |
|
*/ |
|
|
while (i >= 0 && roffispunct(argv[i])) |
i = 0; |
i--; |
while (argv[i]) |
|
|
assert(0 != i); |
|
i++; |
i++; |
|
|
/* LINTED */ |
assert(i > 0); |
while (argv[i]) |
if ( ! roffispunct(argv[--i])) |
if ( ! (*tree->cb.roffdata)(tree->arg, 0, argv[i++])) |
return((*tree->cb.roffout)(tree->arg, tok)); |
return(0); |
|
} |
|
|
|
|
while (i >= 0 && roffispunct(argv[i])) |
|
i--; |
|
|
|
assert(0 != i); |
|
i++; |
|
|
|
/* LINTED */ |
|
while (argv[i]) |
|
if ( ! (*tree->cb.roffdata)(tree->arg, 0, argv[i++])) |
|
return(0); |
|
|
return((*tree->cb.roffout)(tree->arg, tok)); |
return((*tree->cb.roffout)(tree->arg, tok)); |
} |
} |
|
|
|
|
roff_text(ROFFCALL_ARGS) |
roff_text(ROFFCALL_ARGS) |
{ |
{ |
int i, j, first, c, argcp[ROFF_MAXARG]; |
int i, j, first, c, argcp[ROFF_MAXARG]; |
char *v, *argvp[ROFF_MAXARG]; |
char *argvp[ROFF_MAXARG]; |
|
|
if (ROFF_PRELUDE & tree->state) { |
if (ROFF_PRELUDE & tree->state) { |
roff_err(tree, *argv, "`%s' disallowed in prelude", |
roff_err(tree, *argv, "`%s' disallowed in prelude", |
Line 1060 roff_text(ROFFCALL_ARGS) |
|
Line 1119 roff_text(ROFFCALL_ARGS) |
|
return(0); |
return(0); |
} |
} |
|
|
/* FIXME: breaks if passed from roff_layout. */ |
first = (*argv == tree->cur); |
first = *argv == tree->cur; |
|
|
|
i = 0; |
|
argv++; |
argv++; |
|
|
while (-1 != (c = roffnextopt(tree, tok, &argv, &v))) { |
if ( ! roffparseopts(tree, tok, &argv, argcp, argvp)) |
if (ROFF_ARGMAX == c) |
return(0); |
return(0); |
|
|
|
argcp[i] = c; |
|
argvp[i] = v; |
|
i++; |
|
argv++; |
|
} |
|
|
|
argcp[i] = ROFF_ARGMAX; |
|
argvp[i] = NULL; |
|
|
|
if ( ! (*tree->cb.roffin)(tree->arg, tok, argcp, argvp)) |
if ( ! (*tree->cb.roffin)(tree->arg, tok, argcp, argvp)) |
return(0); |
return(0); |
|
if (NULL == *argv) |
|
return((*tree->cb.roffout)(tree->arg, tok)); |
|
|
if ( ! (ROFF_PARSED & tokens[tok].flags)) { |
if ( ! (ROFF_PARSED & tokens[tok].flags)) { |
i = 0; |
i = 0; |
Line 1092 roff_text(ROFFCALL_ARGS) |
|
Line 1139 roff_text(ROFFCALL_ARGS) |
|
return((*tree->cb.roffout)(tree->arg, tok)); |
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; |
i = 0; |
while (*argv) { |
while (*argv) { |
if (ROFF_MAX == (c = rofffindcallable(*argv))) { |
if (ROFF_MAX == (c = rofffindcallable(*argv))) { |
/* |
if ( ! roffispunct(*argv)) { |
* If all that remains is roff punctuation, then |
if ( ! (*tree->cb.roffdata) |
* close out our scope and return. |
(tree->arg, i, *argv++)) |
*/ |
return(0); |
if (roffispunct(*argv)) { |
|
for (j = 0; argv[j]; j++) |
|
if ( ! roffispunct(argv[j])) |
|
break; |
|
if (NULL == argv[j]) |
|
break; |
|
i = 1; |
i = 1; |
|
continue; |
} |
} |
|
|
if ( ! (*tree->cb.roffdata)(tree->arg, i, *argv++)) |
|
return(0); |
|
|
|
|
/* See if only punctuation remains. */ |
|
|
i = 1; |
i = 1; |
continue; |
for (j = 0; argv[j]; j++) |
|
if ( ! roffispunct(argv[j])) |
|
break; |
|
|
|
if (argv[j]) { |
|
if ( ! (*tree->cb.roffdata) |
|
(tree->arg, 0, *argv++)) |
|
return(0); |
|
continue; |
|
} |
|
|
|
/* Only punctuation remains. */ |
|
|
|
if ( ! (*tree->cb.roffout)(tree->arg, tok)) |
|
return(0); |
|
break; |
} |
} |
|
|
/* |
/* |
* A sub-command has been found. Execute it and |
* A sub-command has been found. Execute it and |
* discontinue parsing for arguments. |
* discontinue parsing for arguments. If we're |
|
* line-scoped, then close out after it returns; if we |
|
* aren't, then close out before. |
*/ |
*/ |
|
|
if (NULL == tokens[c].cb) { |
if (NULL == tokens[c].cb) { |
Line 1126 roff_text(ROFFCALL_ARGS) |
|
Line 1191 roff_text(ROFFCALL_ARGS) |
|
return(0); |
return(0); |
} |
} |
|
|
|
if ( ! (ROFF_LSCOPE & tokens[tok].flags)) |
|
if ( ! (*tree->cb.roffout)(tree->arg, tok)) |
|
return(0); |
|
|
if ( ! (*tokens[c].cb)(c, tree, argv, ROFF_ENTER)) |
if ( ! (*tokens[c].cb)(c, tree, argv, ROFF_ENTER)) |
return(0); |
return(0); |
|
|
|
if (ROFF_LSCOPE & tokens[tok].flags) |
|
if ( ! (*tree->cb.roffout)(tree->arg, tok)) |
|
return(0); |
|
|
break; |
break; |
} |
} |
|
|
if ( ! (*tree->cb.roffout)(tree->arg, tok)) |
if (NULL == *argv) |
return(0); |
return((*tree->cb.roffout)(tree->arg, tok)); |
|
if ( ! first) |
|
return(1); |
|
|
/* |
/* |
* If we're the first parser (*argv == tree->cur) then purge out |
* We're the line-dominant macro. Check if there's remaining |
* any additional punctuation, should there be any remaining at |
* punctuation. If there is, then flush it out before exiting. |
* the end of line. |
|
*/ |
*/ |
|
|
if (first && *argv) { |
i = 0; |
i = 0; |
while (argv[i]) |
while (argv[i]) |
|
i++; |
|
|
|
assert(i > 0); |
|
if ( ! roffispunct(argv[--i])) |
|
return(1); |
|
|
|
while (i >= 0 && roffispunct(argv[i])) |
|
i--; |
|
|
|
assert(0 != i); |
|
i++; |
i++; |
|
|
/* LINTED */ |
assert(i > 0); |
while (argv[i]) |
if ( ! roffispunct(argv[--i])) |
if ( ! (*tree->cb.roffdata)(tree->arg, 0, argv[i++])) |
return(1); |
return(0); |
|
} |
|
|
|
return(1); |
while (i >= 0 && roffispunct(argv[i])) |
} |
i--; |
|
|
|
assert(0 != i); |
|
i++; |
|
|
/* ARGSUSED */ |
/* LINTED */ |
static int |
while (argv[i]) |
roff_comment(ROFFCALL_ARGS) |
if ( ! (*tree->cb.roffdata)(tree->arg, 0, argv[i++])) |
{ |
return(0); |
|
|
return(1); |
return(1); |
} |
} |
Line 1177 roff_comment(ROFFCALL_ARGS) |
|
Line 1240 roff_comment(ROFFCALL_ARGS) |
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
roff_close(ROFFCALL_ARGS) |
roff_noop(ROFFCALL_ARGS) |
{ |
{ |
|
|
return(1); |
return(1); |
Line 1186 roff_close(ROFFCALL_ARGS) |
|
Line 1249 roff_close(ROFFCALL_ARGS) |
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
roff_special(ROFFCALL_ARGS) |
roff_depr(ROFFCALL_ARGS) |
{ |
{ |
|
|
return((*tree->cb.roffspecial)(tree->arg, tok)); |
roff_err(tree, *argv, "`%s' is deprecated", toknames[tok]); |
|
return(0); |
} |
} |
|
|
|
|