version 1.5, 2008/12/17 17:18:38 |
version 1.6, 2008/12/23 05:30:49 |
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#define _CC(p) ((const char **)p) |
#define _CC(p) ((const char **)p) |
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static int xstrlcat(char *, const char *, size_t); |
static int scope_rewind_exp(struct mdoc *, int, int, int); |
static int xstrlcpy(char *, const char *, size_t); |
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static int xstrcmp(const char *, const char *); |
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static int append_text(struct mdoc *, int, |
static int append_text(struct mdoc *, int, |
int, int, char *[]); |
int, int, char *[]); |
static int append_scoped(struct mdoc *, int, |
static int append_scoped(struct mdoc *, int, int, int, |
int, int, char *[]); |
const char *[], int, const struct mdoc_arg *); |
static int args_next(struct mdoc *, int, |
static int args_next(struct mdoc *, int, |
int *, char *, char **); |
int *, char *, char **); |
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static int argv_next(struct mdoc *, int, |
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int *, char *, struct mdoc_arg *); |
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static int args_next_quoted(struct mdoc *, int, |
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int *, char *, char **); |
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static int |
static int |
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args_next_quoted(struct mdoc *mdoc, int tok, |
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int *pos, char *buf, char **v) |
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{ |
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if (0 == buf[*pos]) |
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return(0); |
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assert( ! isspace(buf[*pos])); |
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if ('\"' != buf[*pos]) |
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return(args_next(mdoc, tok, pos, buf, v)); |
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*v = &buf[++(*pos)]; |
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while (buf[*pos] && '\"' != buf[*pos]) |
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(*pos)++; |
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if (0 == buf[*pos]) { |
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(void)mdoc_err(mdoc, tok, *pos, ERR_SYNTAX_UNQUOTE); |
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return(-1); |
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} |
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buf[(*pos)++] = 0; |
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if (0 == buf[*pos]) |
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return(1); |
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while (buf[*pos] && isspace(buf[*pos])) |
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(*pos)++; |
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if (0 == buf[*pos]) |
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if ( ! mdoc_warn(mdoc, tok, *pos, WARN_SYNTAX_WS_EOLN)) |
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return(-1); |
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return(1); |
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} |
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static int |
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scope_rewind_exp(struct mdoc *mdoc, int ppos, int tok, int dst) |
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{ |
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struct mdoc_node *n; |
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/* LINTED */ |
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for (n = mdoc->last; n; n = n->parent) { |
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if (MDOC_BLOCK != n->type) |
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continue; |
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if (dst == n->data.block.tok) |
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break; |
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return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_BREAK)); |
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} |
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if (NULL == (mdoc->last = n)) |
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return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_NOCTX)); |
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mdoc_msg(mdoc, ppos, "scope: rewound `%s' to `%s'", |
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mdoc_macronames[tok], mdoc_macronames[dst]); |
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return(1); |
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} |
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static int |
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argv_next(struct mdoc *mdoc, int tok, |
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int *pos, char *buf, struct mdoc_arg *v) |
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{ |
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char *argv; |
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int i, val; |
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if (0 == buf[*pos]) |
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return(0); |
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assert( ! isspace(buf[*pos])); |
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if ('-' != buf[*pos]) { |
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(void)mdoc_err(mdoc, tok, *pos, ERR_SYNTAX_ARGS); |
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return(-1); |
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} |
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i = *pos; |
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argv = &buf[++(*pos)]; |
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while (buf[*pos] && ! isspace(buf[*pos])) |
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(*pos)++; |
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if (buf[*pos]) |
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buf[(*pos)++] = 0; |
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/* |
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* XXX This is a little bit ugly. The mdoc_argv structure |
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* points to a pointer array, which we allocate on-the-fly in |
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* this function. If there's any failure, we need to release |
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* this memory, which is done by the caller of this function |
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* with mdoc_argv_free. Ew. This should be simpler. |
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*/ |
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if (MDOC_ARG_MAX == (val = mdoc_argv_lookup(tok, argv))) { |
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(void)mdoc_err(mdoc, tok, i, ERR_SYNTAX_BADARG); |
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return(-1); |
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} |
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while (buf[*pos] && isspace(buf[*pos])) |
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(*pos)++; |
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if ( ! mdoc_argv_parse(mdoc, tok, val, v, pos, buf)) |
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return(-1); |
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return(1); |
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} |
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static int |
args_next(struct mdoc *mdoc, int tok, |
args_next(struct mdoc *mdoc, int tok, |
int *pos, char *buf, char **v) |
int *pos, char *buf, char **v) |
{ |
{ |
Line 82 args_next(struct mdoc *mdoc, int tok, |
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Line 195 args_next(struct mdoc *mdoc, int tok, |
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static int |
static int |
append_scoped(struct mdoc *mdoc, int tok, |
append_scoped(struct mdoc *mdoc, int tok, int pos, |
int pos, int sz, char *args[]) |
int sz, const char *args[], |
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int argc, const struct mdoc_arg *argv) |
{ |
{ |
enum mdoc_sec sec; |
enum mdoc_sec sec; |
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if (0 == sz) |
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return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
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switch (tok) { |
switch (tok) { |
/* ======= ADD MORE MACRO CHECKS BELOW. ======= */ |
/* ======= ADD MORE MACRO CHECKS BELOW. ======= */ |
case (MDOC_Sh): |
case (MDOC_Sh): |
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if (0 == sz) |
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return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
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sec = mdoc_atosec((size_t)sz, _CC(args)); |
sec = mdoc_atosec((size_t)sz, _CC(args)); |
if (SEC_CUSTOM != sec && sec < mdoc->sec_lastn) |
if (SEC_CUSTOM != sec && sec < mdoc->sec_lastn) |
if ( ! mdoc_warn(mdoc, tok, pos, WARN_SEC_OO)) |
if ( ! mdoc_warn(mdoc, tok, pos, WARN_SEC_OO)) |
Line 105 append_scoped(struct mdoc *mdoc, int tok, |
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Line 219 append_scoped(struct mdoc *mdoc, int tok, |
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mdoc->sec_lastn = sec; |
mdoc->sec_lastn = sec; |
mdoc->sec_last = sec; |
mdoc->sec_last = sec; |
break; |
break; |
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case (MDOC_Ss): |
case (MDOC_Ss): |
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if (0 == sz) |
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return(mdoc_err(mdoc, tok, pos, ERR_ARGS_GE1)); |
break; |
break; |
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case (MDOC_Bl): |
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break; |
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/* ======= ADD MORE MACRO CHECKS ABOVE. ======= */ |
/* ======= ADD MORE MACRO CHECKS ABOVE. ======= */ |
default: |
default: |
abort(); |
abort(); |
/* NOTREACHED */ |
/* NOTREACHED */ |
} |
} |
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assert(sz >= 0); |
mdoc_block_alloc(mdoc, pos, tok, (size_t)argc, argv); |
args[sz] = NULL; |
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mdoc_block_alloc(mdoc, pos, tok, 0, NULL); |
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mdoc_head_alloc(mdoc, pos, tok, (size_t)sz, _CC(args)); |
mdoc_head_alloc(mdoc, pos, tok, (size_t)sz, _CC(args)); |
mdoc_body_alloc(mdoc, pos, tok); |
mdoc_body_alloc(mdoc, pos, tok); |
return(1); |
return(1); |
Line 198 macro_text(MACRO_PROT_ARGS) |
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Line 317 macro_text(MACRO_PROT_ARGS) |
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return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
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again: |
again: |
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lastarg = *pos; |
lastarg = *pos; |
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if (j == MDOC_LINEARG_MAX) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
c = args_next(mdoc, tok, pos, buf, &args[j]); |
c = args_next(mdoc, tok, pos, buf, &args[j]); |
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if (-1 == c) |
if (-1 == c) |
Line 262 macro_prologue_dtitle(MACRO_PROT_ARGS) |
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Line 383 macro_prologue_dtitle(MACRO_PROT_ARGS) |
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again: |
again: |
lastarg = *pos; |
lastarg = *pos; |
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if (j == MDOC_LINEARG_MAX) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
c = args_next(mdoc, tok, pos, buf, &args[++j]); |
c = args_next(mdoc, tok, pos, buf, &args[++j]); |
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if (0 == c) { |
if (0 == c) { |
mdoc->sec_lastn = mdoc->sec_last = SEC_BODY; /* FIXME */ |
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if (mdoc->meta.title) |
if (mdoc->meta.title) |
return(1); |
return(1); |
if ( ! mdoc_warn(mdoc, tok, ppos, WARN_ARGS_GE1)) |
if ( ! mdoc_warn(mdoc, tok, ppos, WARN_ARGS_GE1)) |
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int |
int |
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macro_prologue_os(MACRO_PROT_ARGS) |
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{ |
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int c, lastarg, j; |
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char *args[MDOC_LINEARG_MAX]; |
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if (SEC_PROLOGUE != mdoc->sec_lastn) |
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return(mdoc_err(mdoc, tok, ppos, ERR_SEC_NPROLOGUE)); |
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if (0 == mdoc->meta.title[0]) |
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return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_OO)); |
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if (mdoc->meta.os[0]) |
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return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE_REP)); |
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j = -1; |
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again: |
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lastarg = *pos; |
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if (j == MDOC_LINEARG_MAX) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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c = args_next_quoted(mdoc, tok, pos, buf, &args[++j]); |
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if (0 == c) { |
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mdoc->sec_lastn = mdoc->sec_last = SEC_BODY; |
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return(1); |
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} else if (-1 == c) |
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return(0); |
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if ( ! xstrlcat(mdoc->meta.os, args[j], sizeof(mdoc->meta.os))) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGS)); |
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if ( ! xstrlcat(mdoc->meta.os, " ", sizeof(mdoc->meta.os))) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_SYNTAX_ARGS)); |
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goto again; |
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/* NOTREACHED */ |
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} |
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int |
macro_prologue_ddate(MACRO_PROT_ARGS) |
macro_prologue_ddate(MACRO_PROT_ARGS) |
{ |
{ |
int c, lastarg, j; |
int c, lastarg, j; |
Line 322 macro_prologue_ddate(MACRO_PROT_ARGS) |
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Line 483 macro_prologue_ddate(MACRO_PROT_ARGS) |
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date[0] = 0; |
date[0] = 0; |
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again: |
again: |
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lastarg = *pos; |
lastarg = *pos; |
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if (j == MDOC_LINEARG_MAX) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
c = args_next(mdoc, tok, pos, buf, &args[++j]); |
c = args_next(mdoc, tok, pos, buf, &args[++j]); |
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if (0 == c) { |
if (0 == c) { |
if (mdoc->meta.date) |
if (mdoc->meta.date) |
return(1); |
return(1); |
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int |
int |
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macro_scoped_explicit(MACRO_PROT_ARGS) |
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{ |
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int c, lastarg, j; |
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struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
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if (SEC_PROLOGUE == mdoc->sec_lastn) |
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return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
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/* |
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* First close out the explicit scope. The `end' tags (such as |
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* `.El' to `.Bl' don't cause anything to happen: we merely |
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* readjust our last parse point. |
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*/ |
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switch (tok) { |
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case (MDOC_El): |
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return(scope_rewind_exp(mdoc, ppos, tok, MDOC_Bl)); |
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default: |
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break; |
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} |
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assert(MDOC_EXPLICIT & mdoc_macros[tok].flags); |
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lastarg = *pos; |
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for (j = 0; j < MDOC_LINEARG_MAX; j++) { |
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lastarg = *pos; |
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c = argv_next(mdoc, tok, pos, buf, &argv[j]); |
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if (0 == c) |
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break; |
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else if (1 == c) |
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continue; |
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mdoc_argv_free(j, argv); |
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return(0); |
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} |
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if (MDOC_LINEARG_MAX == j) { |
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mdoc_argv_free(j, argv); |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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} |
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c = append_scoped(mdoc, tok, ppos, 0, NULL, j, argv); |
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mdoc_argv_free(j, argv); |
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return(c); |
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} |
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int |
macro_scoped_implicit(MACRO_PROT_ARGS) |
macro_scoped_implicit(MACRO_PROT_ARGS) |
{ |
{ |
int t, c, lastarg, j; |
int t, c, lastarg, j; |
Line 371 macro_scoped_implicit(MACRO_PROT_ARGS) |
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Line 584 macro_scoped_implicit(MACRO_PROT_ARGS) |
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if (SEC_PROLOGUE == mdoc->sec_lastn) |
if (SEC_PROLOGUE == mdoc->sec_lastn) |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
return(mdoc_err(mdoc, tok, ppos, ERR_SEC_PROLOGUE)); |
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/* FIXME: put into scope_rewind_imp(). */ |
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/* LINTED */ |
/* LINTED */ |
for (n = mdoc->last; n; n = n->parent) { |
for (n = mdoc->last; n; n = n->parent) { |
if (MDOC_BLOCK != n->type) |
if (MDOC_BLOCK != n->type) |
Line 393 macro_scoped_implicit(MACRO_PROT_ARGS) |
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Line 608 macro_scoped_implicit(MACRO_PROT_ARGS) |
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j = 0; |
j = 0; |
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again: |
again: |
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lastarg = *pos; |
lastarg = *pos; |
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if (j == MDOC_LINEARG_MAX) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
c = args_next(mdoc, tok, pos, buf, &args[j]); |
c = args_next(mdoc, tok, pos, buf, &args[j]); |
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if (-1 == c) |
if (-1 == c) |
return(0); |
return(0); |
if (0 == c) |
if (0 == c) |
return(append_scoped(mdoc, tok, ppos, j, args)); |
return(append_scoped(mdoc, tok, ppos, |
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j, _CC(args), 0, NULL)); |
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/* Command found. */ |
/* Command found. */ |
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/* NOTREACHED */ |
/* NOTREACHED */ |
} |
} |
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static int |
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xstrcmp(const char *p1, const char *p2) |
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{ |
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return(0 == strcmp(p1, p2)); |
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} |
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static int |
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xstrlcat(char *dst, const char *src, size_t sz) |
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{ |
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return(strlcat(dst, src, sz) < sz); |
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} |
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static int |
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xstrlcpy(char *dst, const char *src, size_t sz) |
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{ |
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return(strlcpy(dst, src, sz) < sz); |
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} |
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