version 1.11, 2009/07/06 13:04:52 |
version 1.46, 2010/05/14 12:55:22 |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#include <string.h> |
#include <string.h> |
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#include "libmdoc.h" |
#include "libmdoc.h" |
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#include "libmandoc.h" |
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/* |
/* |
* Routines to parse arguments of macros. Arguments follow the syntax |
* Routines to parse arguments of macros. Arguments follow the syntax |
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* There's no limit to the number or arguments that may be allocated. |
* There's no limit to the number or arguments that may be allocated. |
*/ |
*/ |
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/* FIXME .Bf Li raises "macro-like parameter". */ |
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/* FIXME .Bl -column should deprecate old-groff syntax. */ |
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#define ARGS_QUOTED (1 << 0) |
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#define ARGS_DELIM (1 << 1) |
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#define ARGS_TABSEP (1 << 2) |
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#define ARGS_ARGVLIKE (1 << 3) |
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#define ARGV_NONE (1 << 0) |
#define ARGV_NONE (1 << 0) |
#define ARGV_SINGLE (1 << 1) |
#define ARGV_SINGLE (1 << 1) |
#define ARGV_MULTI (1 << 2) |
#define ARGV_MULTI (1 << 2) |
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#define MULTI_STEP 5 |
#define MULTI_STEP 5 |
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static int argv_a2arg(int, const char *); |
static int argv_a2arg(enum mdoct, const char *); |
static int args(struct mdoc *, int, int *, |
static enum margserr args(struct mdoc *, int, int *, |
char *, int, char **); |
char *, int, char **); |
static int argv(struct mdoc *, int, |
static int argv(struct mdoc *, int, |
struct mdoc_argv *, int *, char *); |
struct mdoc_argv *, int *, char *); |
Line 67 static int mdoc_argvflags[MDOC_ARG_MAX] = { |
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Line 64 static int mdoc_argvflags[MDOC_ARG_MAX] = { |
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ARGV_NONE, /* MDOC_Ragged */ |
ARGV_NONE, /* MDOC_Ragged */ |
ARGV_NONE, /* MDOC_Unfilled */ |
ARGV_NONE, /* MDOC_Unfilled */ |
ARGV_NONE, /* MDOC_Literal */ |
ARGV_NONE, /* MDOC_Literal */ |
ARGV_NONE, /* MDOC_File */ |
ARGV_SINGLE, /* MDOC_File */ |
ARGV_SINGLE, /* MDOC_Offset */ |
ARGV_OPT_SINGLE, /* MDOC_Offset */ |
ARGV_NONE, /* MDOC_Bullet */ |
ARGV_NONE, /* MDOC_Bullet */ |
ARGV_NONE, /* MDOC_Dash */ |
ARGV_NONE, /* MDOC_Dash */ |
ARGV_NONE, /* MDOC_Hyphen */ |
ARGV_NONE, /* MDOC_Hyphen */ |
Line 82 static int mdoc_argvflags[MDOC_ARG_MAX] = { |
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Line 79 static int mdoc_argvflags[MDOC_ARG_MAX] = { |
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ARGV_MULTI, /* MDOC_Column */ |
ARGV_MULTI, /* MDOC_Column */ |
ARGV_SINGLE, /* MDOC_Width */ |
ARGV_SINGLE, /* MDOC_Width */ |
ARGV_NONE, /* MDOC_Compact */ |
ARGV_NONE, /* MDOC_Compact */ |
ARGV_OPT_SINGLE, /* MDOC_Std */ |
ARGV_NONE, /* MDOC_Std */ |
ARGV_NONE, /* MDOC_Filled */ |
ARGV_NONE, /* MDOC_Filled */ |
ARGV_NONE, /* MDOC_Words */ |
ARGV_NONE, /* MDOC_Words */ |
ARGV_NONE, /* MDOC_Emphasis */ |
ARGV_NONE, /* MDOC_Emphasis */ |
Line 95 static int mdoc_argflags[MDOC_MAX] = { |
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Line 92 static int mdoc_argflags[MDOC_MAX] = { |
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0, /* Dd */ |
0, /* Dd */ |
0, /* Dt */ |
0, /* Dt */ |
0, /* Os */ |
0, /* Os */ |
ARGS_QUOTED, /* Sh */ |
0, /* Sh */ |
ARGS_QUOTED, /* Ss */ |
0, /* Ss */ |
ARGS_DELIM, /* Pp */ |
ARGS_DELIM, /* Pp */ |
ARGS_DELIM, /* D1 */ |
ARGS_DELIM, /* D1 */ |
ARGS_DELIM | ARGS_QUOTED, /* Dl */ |
ARGS_DELIM, /* Dl */ |
0, /* Bd */ |
0, /* Bd */ |
0, /* Ed */ |
0, /* Ed */ |
ARGS_QUOTED, /* Bl */ |
0, /* Bl */ |
0, /* El */ |
0, /* El */ |
0, /* It */ |
0, /* It */ |
ARGS_DELIM, /* Ad */ |
ARGS_DELIM, /* Ad */ |
ARGS_DELIM, /* An */ |
ARGS_DELIM, /* An */ |
ARGS_DELIM | ARGS_QUOTED, /* Ar */ |
ARGS_DELIM, /* Ar */ |
ARGS_QUOTED, /* Cd */ |
0, /* Cd */ |
ARGS_DELIM, /* Cm */ |
ARGS_DELIM, /* Cm */ |
ARGS_DELIM, /* Dv */ |
ARGS_DELIM, /* Dv */ |
ARGS_DELIM, /* Er */ |
ARGS_DELIM, /* Er */ |
ARGS_DELIM, /* Ev */ |
ARGS_DELIM, /* Ev */ |
0, /* Ex */ |
0, /* Ex */ |
ARGS_DELIM | ARGS_QUOTED, /* Fa */ |
ARGS_DELIM, /* Fa */ |
0, /* Fd */ |
0, /* Fd */ |
ARGS_DELIM, /* Fl */ |
ARGS_DELIM, /* Fl */ |
ARGS_DELIM | ARGS_QUOTED, /* Fn */ |
ARGS_DELIM, /* Fn */ |
ARGS_DELIM | ARGS_QUOTED, /* Ft */ |
ARGS_DELIM, /* Ft */ |
ARGS_DELIM, /* Ic */ |
ARGS_DELIM, /* Ic */ |
0, /* In */ |
0, /* In */ |
ARGS_DELIM | ARGS_QUOTED, /* Li */ |
ARGS_DELIM, /* Li */ |
ARGS_QUOTED, /* Nd */ |
0, /* Nd */ |
ARGS_DELIM, /* Nm */ |
ARGS_DELIM, /* Nm */ |
ARGS_DELIM, /* Op */ |
ARGS_DELIM, /* Op */ |
0, /* Ot */ |
0, /* Ot */ |
ARGS_DELIM, /* Pa */ |
ARGS_DELIM, /* Pa */ |
0, /* Rv */ |
0, /* Rv */ |
ARGS_DELIM | ARGS_ARGVLIKE, /* St */ |
ARGS_DELIM, /* St */ |
ARGS_DELIM, /* Va */ |
ARGS_DELIM, /* Va */ |
ARGS_DELIM, /* Vt */ |
ARGS_DELIM, /* Vt */ |
ARGS_DELIM, /* Xr */ |
ARGS_DELIM, /* Xr */ |
ARGS_QUOTED, /* %A */ |
0, /* %A */ |
ARGS_QUOTED, /* %B */ |
0, /* %B */ |
ARGS_QUOTED, /* %D */ |
0, /* %D */ |
ARGS_QUOTED, /* %I */ |
0, /* %I */ |
ARGS_QUOTED, /* %J */ |
0, /* %J */ |
ARGS_QUOTED, /* %N */ |
0, /* %N */ |
ARGS_QUOTED, /* %O */ |
0, /* %O */ |
ARGS_QUOTED, /* %P */ |
0, /* %P */ |
ARGS_QUOTED, /* %R */ |
0, /* %R */ |
ARGS_QUOTED, /* %T */ |
0, /* %T */ |
ARGS_QUOTED, /* %V */ |
0, /* %V */ |
ARGS_DELIM, /* Ac */ |
ARGS_DELIM, /* Ac */ |
0, /* Ao */ |
0, /* Ao */ |
ARGS_DELIM, /* Aq */ |
ARGS_DELIM, /* Aq */ |
Line 182 static int mdoc_argflags[MDOC_MAX] = { |
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Line 179 static int mdoc_argflags[MDOC_MAX] = { |
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ARGS_DELIM, /* Sq */ |
ARGS_DELIM, /* Sq */ |
0, /* Sm */ |
0, /* Sm */ |
ARGS_DELIM, /* Sx */ |
ARGS_DELIM, /* Sx */ |
ARGS_DELIM | ARGS_QUOTED, /* Sy */ |
ARGS_DELIM, /* Sy */ |
ARGS_DELIM, /* Tn */ |
ARGS_DELIM, /* Tn */ |
ARGS_DELIM, /* Ux */ |
ARGS_DELIM, /* Ux */ |
ARGS_DELIM, /* Xc */ |
ARGS_DELIM, /* Xc */ |
0, /* Xo */ |
0, /* Xo */ |
ARGS_QUOTED, /* Fo */ |
0, /* Fo */ |
0, /* Fc */ |
0, /* Fc */ |
0, /* Oo */ |
0, /* Oo */ |
ARGS_DELIM, /* Oc */ |
ARGS_DELIM, /* Oc */ |
Line 199 static int mdoc_argflags[MDOC_MAX] = { |
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Line 196 static int mdoc_argflags[MDOC_MAX] = { |
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0, /* Ud */ |
0, /* Ud */ |
0, /* Lb */ |
0, /* Lb */ |
ARGS_DELIM, /* Lp */ |
ARGS_DELIM, /* Lp */ |
ARGS_DELIM | ARGS_QUOTED, /* Lk */ |
ARGS_DELIM, /* Lk */ |
ARGS_DELIM | ARGS_QUOTED, /* Mt */ |
ARGS_DELIM, /* Mt */ |
ARGS_DELIM, /* Brq */ |
ARGS_DELIM, /* Brq */ |
0, /* Bro */ |
0, /* Bro */ |
ARGS_DELIM, /* Brc */ |
ARGS_DELIM, /* Brc */ |
ARGS_QUOTED, /* %C */ |
0, /* %C */ |
0, /* Es */ |
0, /* Es */ |
0, /* En */ |
0, /* En */ |
0, /* Dx */ |
0, /* Dx */ |
ARGS_QUOTED, /* %Q */ |
0, /* %Q */ |
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0, /* br */ |
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0, /* sp */ |
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0, /* %U */ |
}; |
}; |
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Line 217 static int mdoc_argflags[MDOC_MAX] = { |
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Line 217 static int mdoc_argflags[MDOC_MAX] = { |
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* [value0...], which may either have a single mandatory value, at least |
* [value0...], which may either have a single mandatory value, at least |
* one mandatory value, an optional single value, or no value. |
* one mandatory value, an optional single value, or no value. |
*/ |
*/ |
int |
enum margverr |
mdoc_argv(struct mdoc *m, int line, int tok, |
mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
struct mdoc_arg **v, int *pos, char *buf) |
struct mdoc_arg **v, int *pos, char *buf) |
{ |
{ |
int i; |
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char *p, sv; |
char *p, sv; |
struct mdoc_argv tmp; |
struct mdoc_argv tmp; |
struct mdoc_arg *arg; |
struct mdoc_arg *arg; |
Line 231 mdoc_argv(struct mdoc *m, int line, int tok, |
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Line 230 mdoc_argv(struct mdoc *m, int line, int tok, |
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assert(' ' != buf[*pos]); |
assert(' ' != buf[*pos]); |
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if ('-' != buf[*pos] || ARGS_ARGVLIKE & mdoc_argflags[tok]) |
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return(ARGV_WORD); |
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/* Parse through to the first unescaped space. */ |
/* Parse through to the first unescaped space. */ |
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i = *pos; |
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p = &buf[++(*pos)]; |
p = &buf[++(*pos)]; |
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assert(*pos > 0); |
assert(*pos > 0); |
Line 267 mdoc_argv(struct mdoc *m, int line, int tok, |
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Line 262 mdoc_argv(struct mdoc *m, int line, int tok, |
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/* XXX - restore saved zeroed byte. */ |
/* XXX - restore saved zeroed byte. */ |
if (sv) |
if (sv) |
buf[*pos - 1] = sv; |
buf[*pos - 1] = sv; |
if ( ! mdoc_pwarn(m, line, i, EARGVPARM)) |
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return(ARGV_ERROR); |
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return(ARGV_WORD); |
return(ARGV_WORD); |
} |
} |
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Line 278 mdoc_argv(struct mdoc *m, int line, int tok, |
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Line 271 mdoc_argv(struct mdoc *m, int line, int tok, |
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if ( ! argv(m, line, &tmp, pos, buf)) |
if ( ! argv(m, line, &tmp, pos, buf)) |
return(ARGV_ERROR); |
return(ARGV_ERROR); |
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if (NULL == (arg = *v)) { |
if (NULL == (arg = *v)) |
*v = calloc(1, sizeof(struct mdoc_arg)); |
arg = *v = mandoc_calloc(1, sizeof(struct mdoc_arg)); |
if (NULL == *v) { |
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(void)mdoc_nerr(m, m->last, EMALLOC); |
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return(ARGV_ERROR); |
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} |
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arg = *v; |
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} |
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arg->argc++; |
arg->argc++; |
arg->argv = realloc(arg->argv, arg->argc * |
arg->argv = mandoc_realloc |
sizeof(struct mdoc_argv)); |
(arg->argv, arg->argc * sizeof(struct mdoc_argv)); |
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if (NULL == arg->argv) { |
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(void)mdoc_nerr(m, m->last, EMALLOC); |
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return(ARGV_ERROR); |
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} |
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(void)memcpy(&arg->argv[(int)arg->argc - 1], |
(void)memcpy(&arg->argv[(int)arg->argc - 1], |
&tmp, sizeof(struct mdoc_argv)); |
&tmp, sizeof(struct mdoc_argv)); |
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Line 306 mdoc_argv(struct mdoc *m, int line, int tok, |
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Line 288 mdoc_argv(struct mdoc *m, int line, int tok, |
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void |
void |
mdoc_argv_free(struct mdoc_arg *p) |
mdoc_argv_free(struct mdoc_arg *p) |
{ |
{ |
int i, j; |
int i; |
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if (NULL == p) |
if (NULL == p) |
return; |
return; |
Line 318 mdoc_argv_free(struct mdoc_arg *p) |
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Line 300 mdoc_argv_free(struct mdoc_arg *p) |
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} |
} |
assert(p->argc); |
assert(p->argc); |
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/* LINTED */ |
for (i = (int)p->argc - 1; i >= 0; i--) |
for (i = 0; i < (int)p->argc; i++) { |
mdoc_argn_free(p, i); |
if (0 == p->argv[i].sz) |
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continue; |
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/* LINTED */ |
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for (j = 0; j < (int)p->argv[i].sz; j++) |
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free(p->argv[i].value[j]); |
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free(p->argv[i].value); |
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} |
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free(p->argv); |
free(p->argv); |
free(p); |
free(p); |
} |
} |
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int |
void |
mdoc_args(struct mdoc *m, int line, |
mdoc_argn_free(struct mdoc_arg *p, int iarg) |
int *pos, char *buf, int tok, char **v) |
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{ |
{ |
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struct mdoc_argv *arg = &p->argv[iarg]; |
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int j; |
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if (arg->sz && arg->value) { |
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for (j = (int)arg->sz - 1; j >= 0; j--) |
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free(arg->value[j]); |
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free(arg->value); |
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} |
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for (--p->argc; iarg < (int)p->argc; iarg++) |
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p->argv[iarg] = p->argv[iarg+1]; |
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} |
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enum margserr |
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mdoc_zargs(struct mdoc *m, int line, int *pos, |
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char *buf, int flags, char **v) |
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{ |
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return(args(m, line, pos, buf, flags, v)); |
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} |
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enum margserr |
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mdoc_args(struct mdoc *m, int line, int *pos, |
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char *buf, enum mdoct tok, char **v) |
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{ |
int fl, c, i; |
int fl, c, i; |
struct mdoc_node *n; |
struct mdoc_node *n; |
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fl = (0 == tok) ? 0 : mdoc_argflags[tok]; |
fl = mdoc_argflags[tok]; |
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if (MDOC_It != tok) |
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return(args(m, line, pos, buf, fl, v)); |
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/* |
/* |
* Override per-macro argument flags with context-specific ones. |
* The `It' macro is a special case, as it acquires parameters from its |
* As of now, this is only valid for `It' depending on its list |
* parent `Bl' context, specifically, we're concerned with -column. |
* context. |
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*/ |
*/ |
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switch (tok) { |
for (n = m->last; n; n = n->parent) |
case (MDOC_It): |
if (MDOC_BLOCK == n->type && MDOC_Bl == n->tok) |
for (n = m->last; n; n = n->parent) |
break; |
if (MDOC_BLOCK == n->type && MDOC_Bl == n->tok) |
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break; |
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assert(n); |
assert(n); |
c = (int)(n->args ? n->args->argc : 0); |
c = (int)(n->args ? n->args->argc : 0); |
assert(c > 0); |
assert(c > 0); |
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/* |
/* LINTED */ |
* Using `Bl -column' adds ARGS_TABSEP to the arguments |
for (i = 0; i < c; i++) { |
* and invalidates ARGS_DELIM. Using `Bl -diag' allows |
if (MDOC_Column != n->args->argv[i].arg) |
* for quoted arguments. |
continue; |
*/ |
fl |= ARGS_TABSEP; |
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fl &= ~ARGS_DELIM; |
/* LINTED */ |
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for (i = 0; i < c; i++) { |
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switch (n->args->argv[i].arg) { |
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case (MDOC_Column): |
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fl |= ARGS_TABSEP; |
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fl &= ~ARGS_DELIM; |
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i = c; |
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break; |
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case (MDOC_Diag): |
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fl |= ARGS_QUOTED; |
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i = c; |
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break; |
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default: |
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break; |
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} |
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} |
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break; |
break; |
default: |
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break; |
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} |
} |
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return(args(m, line, pos, buf, fl, v)); |
return(args(m, line, pos, buf, fl, v)); |
} |
} |
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static int |
static enum margserr |
args(struct mdoc *m, int line, |
args(struct mdoc *m, int line, int *pos, |
int *pos, char *buf, int fl, char **v) |
char *buf, int fl, char **v) |
{ |
{ |
int i; |
int i; |
char *p, *pp; |
char *p, *pp; |
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enum margserr rc; |
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assert(*pos > 0); |
/* |
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* Parse out the terms (like `val' in `.Xx -arg val' or simply |
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* `.Xx val'), which can have all sorts of properties: |
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* |
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* ARGS_DELIM: use special handling if encountering trailing |
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* delimiters in the form of [[::delim::][ ]+]+. |
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* |
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* ARGS_NOWARN: don't post warnings. This is only used when |
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* re-parsing delimiters, as the warnings have already been |
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* posted. |
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* |
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* ARGS_TABSEP: use special handling for tab/`Ta' separated |
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* phrases like in `Bl -column'. |
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*/ |
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if (0 == buf[*pos]) |
assert(*pos); |
return(ARGS_EOLN); |
assert(' ' != buf[*pos]); |
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if ('\"' == buf[*pos] && ! (fl & ARGS_QUOTED)) |
if ('\0' == buf[*pos]) { |
if ( ! mdoc_pwarn(m, line, *pos, EQUOTPARM)) |
if (ARGS_PPHRASED & fl) |
return(ARGS_ERROR); |
return(ARGS_EOLN); |
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/* |
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* If we're not in a partial phrase and the flag for |
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* being a phrase literal is still set, the punctuation |
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* is unterminated. |
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*/ |
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if (MDOC_PHRASELIT & m->flags) |
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if ( ! mdoc_pwarn(m, line, *pos, EQUOTTERM)) |
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return(ARGS_ERROR); |
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if ( ! (fl & ARGS_ARGVLIKE) && '-' == buf[*pos]) |
m->flags &= ~MDOC_PHRASELIT; |
if ( ! mdoc_pwarn(m, line, *pos, EARGVPARM)) |
return(ARGS_EOLN); |
return(ARGS_ERROR); |
} |
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/* |
/* |
* If the first character is a delimiter and we're to look for |
* If the first character is a closing delimiter and we're to |
* delimited strings, then pass down the buffer seeing if it |
* look for delimited strings, then pass down the buffer seeing |
* follows the pattern of [[::delim::][ ]+]+. |
* if it follows the pattern of [[::delim::][ ]+]+. Note that |
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* we ONLY care about closing delimiters. |
*/ |
*/ |
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if ((fl & ARGS_DELIM) && mdoc_iscdelim(buf[*pos])) { |
if ((fl & ARGS_DELIM) && mdoc_iscdelim(buf[*pos]) > 1) { |
for (i = *pos; buf[i]; ) { |
for (i = *pos; buf[i]; ) { |
if ( ! mdoc_iscdelim(buf[i])) |
if (mdoc_iscdelim(buf[i]) < 2) |
break; |
break; |
i++; |
i++; |
/* There must be at least one space... */ |
if ('\0' == buf[i] || ' ' != buf[i]) |
if (0 == buf[i] || ' ' != buf[i]) |
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break; |
break; |
i++; |
i++; |
while (buf[i] && ' ' == buf[i]) |
while (buf[i] && ' ' == buf[i]) |
i++; |
i++; |
} |
} |
if (0 == buf[i]) { |
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if ('\0' == buf[i]) { |
*v = &buf[*pos]; |
*v = &buf[*pos]; |
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if (' ' != buf[i - 1]) |
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return(ARGS_PUNCT); |
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if (ARGS_NOWARN & fl) |
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return(ARGS_PUNCT); |
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if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
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return(ARGS_ERROR); |
return(ARGS_PUNCT); |
return(ARGS_PUNCT); |
} |
} |
} |
} |
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/* First parse non-quoted strings. */ |
*v = &buf[*pos]; |
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if ('\"' != buf[*pos] || ! (ARGS_QUOTED & fl)) { |
/* |
*v = &buf[*pos]; |
* First handle TABSEP items, restricted to `Bl -column'. This |
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* ignores conventional token parsing and instead uses tabs or |
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* `Ta' macros to separate phrases. Phrases are parsed again |
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* for arguments at a later phase. |
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*/ |
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/* |
if (ARGS_TABSEP & fl) { |
* Thar be dragons here! If we're tab-separated, search |
/* Scan ahead to tab (can't be escaped). */ |
* ahead for either a tab or the `Ta' macro. |
p = strchr(*v, '\t'); |
* If a `Ta' is detected, it must be space-buffered before and |
pp = NULL; |
* after. If either of these hold true, then prune out the |
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* extra spaces and call it an argument. |
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*/ |
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if (ARGS_TABSEP & fl) { |
/* Scan ahead to unescaped `Ta'. */ |
/* Scan ahead to unescaped tab. */ |
if ( ! (MDOC_PHRASELIT & m->flags)) |
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p = strchr(*v, '\t'); |
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/* Scan ahead to unescaped `Ta'. */ |
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for (pp = *v; ; pp++) { |
for (pp = *v; ; pp++) { |
if (NULL == (pp = strstr(pp, "Ta"))) |
if (NULL == (pp = strstr(pp, "Ta"))) |
break; |
break; |
Line 463 args(struct mdoc *m, int line, |
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Line 470 args(struct mdoc *m, int line, |
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break; |
break; |
} |
} |
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/* Choose delimiter tab/Ta. */ |
/* By default, assume a phrase. */ |
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rc = ARGS_PHRASE; |
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if (p && pp) |
/* |
p = (p < pp ? p : pp); |
* Adjust new-buffer position to be beyond delimiter |
else if ( ! p && pp) |
* mark (e.g., Ta -> end + 2). |
p = pp; |
*/ |
|
if (p && pp) { |
|
*pos += pp < p ? 2 : 1; |
|
rc = pp < p ? ARGS_PHRASE : ARGS_PPHRASE; |
|
p = pp < p ? pp : p; |
|
} else if (p && ! pp) { |
|
rc = ARGS_PPHRASE; |
|
*pos += 1; |
|
} else if (pp && ! p) { |
|
p = pp; |
|
*pos += 2; |
|
} else { |
|
rc = ARGS_PEND; |
|
p = strchr(*v, 0); |
|
} |
|
|
/* Strip delimiter's preceding whitespace. */ |
/* Whitespace check for eoln case... */ |
|
if (0 == *p && ' ' == *(p - 1) && ! (ARGS_NOWARN & fl)) |
|
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
|
return(ARGS_ERROR); |
|
|
if (p && p > *v) { |
*pos += (int)(p - *v); |
pp = p - 1; |
|
while (pp > *v && ' ' == *pp) |
|
pp--; |
|
if (pp == *v && ' ' == *pp) |
|
*pp = 0; |
|
else if (' ' == *pp) |
|
*(pp + 1) = 0; |
|
} |
|
|
|
/* ...in- and proceding whitespace. */ |
/* Strip delimiter's preceding whitespace. */ |
|
pp = p - 1; |
|
while (pp > *v && ' ' == *pp) { |
|
if (pp > *v && '\\' == *(pp - 1)) |
|
break; |
|
pp--; |
|
} |
|
*(pp + 1) = 0; |
|
|
if (p && ('\t' != *p)) { |
/* Strip delimiter's proceeding whitespace. */ |
*p++ = 0; |
for (pp = &buf[*pos]; ' ' == *pp; pp++, (*pos)++) |
*p++ = 0; |
/* Skip ahead. */ ; |
} else if (p) |
|
*p++ = 0; |
|
|
|
if (p) { |
return(rc); |
while (' ' == *p) |
} |
p++; |
|
if (0 != *p) |
|
*(p - 1) = 0; |
|
*pos += (int)(p - *v); |
|
} |
|
|
|
if (p && 0 == *p) |
/* |
if ( ! mdoc_pwarn(m, line, *pos, ECOLEMPTY)) |
* Process a quoted literal. A quote begins with a double-quote |
return(0); |
* and ends with a double-quote NOT preceded by a double-quote. |
if (p && 0 == *p && p > *v && ' ' == *(p - 1)) |
* Whitespace is NOT involved in literal termination. |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
*/ |
return(0); |
|
|
|
if (p) |
if (MDOC_PHRASELIT & m->flags || '\"' == buf[*pos]) { |
return(ARGS_PHRASE); |
if ( ! (MDOC_PHRASELIT & m->flags)) |
|
*v = &buf[++(*pos)]; |
|
|
/* Configure the eoln case, too. */ |
if (ARGS_PPHRASED & fl) |
|
m->flags |= MDOC_PHRASELIT; |
|
|
p = strchr(*v, 0); |
for ( ; buf[*pos]; (*pos)++) { |
assert(p); |
if ('\"' != buf[*pos]) |
|
continue; |
|
if ('\"' != buf[*pos + 1]) |
|
break; |
|
(*pos)++; |
|
} |
|
|
if (p > *v && ' ' == *(p - 1)) |
if ('\0' == buf[*pos]) { |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
if (ARGS_NOWARN & fl || ARGS_PPHRASED & fl) |
return(0); |
return(ARGS_QWORD); |
*pos += (int)(p - *v); |
if ( ! mdoc_pwarn(m, line, *pos, EQUOTTERM)) |
|
return(ARGS_ERROR); |
|
return(ARGS_QWORD); |
|
} |
|
|
return(ARGS_PHRASE); |
m->flags &= ~MDOC_PHRASELIT; |
} |
buf[(*pos)++] = '\0'; |
|
|
/* Do non-tabsep look-ahead here. */ |
|
|
|
if ( ! (ARGS_TABSEP & fl)) |
|
while (buf[*pos]) { |
|
if (' ' == buf[*pos]) |
|
if ('\\' != buf[*pos - 1]) |
|
break; |
|
(*pos)++; |
|
} |
|
|
|
if (0 == buf[*pos]) |
if ('\0' == buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_QWORD); |
|
|
buf[(*pos)++] = 0; |
while (' ' == buf[*pos]) |
|
(*pos)++; |
|
|
if (0 == buf[*pos]) |
if (0 == buf[*pos] && ! (ARGS_NOWARN & fl)) |
return(ARGS_WORD); |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
|
return(ARGS_ERROR); |
|
|
if ( ! (ARGS_TABSEP & fl)) |
return(ARGS_QWORD); |
while (buf[*pos] && ' ' == buf[*pos]) |
|
(*pos)++; |
|
|
|
if (buf[*pos]) |
|
return(ARGS_WORD); |
|
|
|
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
|
return(ARGS_ERROR); |
|
|
|
return(ARGS_WORD); |
|
} |
} |
|
|
/* |
/* |
* If we're a quoted string (and quoted strings are allowed), |
* A non-quoted term progresses until either the end of line or |
* then parse ahead to the next quote. If none's found, it's an |
* a non-escaped whitespace. |
* error. After, parse to the next word. |
|
*/ |
*/ |
|
|
*v = &buf[++(*pos)]; |
for ( ; buf[*pos]; (*pos)++) |
|
if (' ' == buf[*pos] && '\\' != buf[*pos - 1]) |
|
break; |
|
|
while (buf[*pos] && '\"' != buf[*pos]) |
if ('\0' == buf[*pos]) |
(*pos)++; |
return(ARGS_WORD); |
|
|
if (0 == buf[*pos]) { |
buf[(*pos)++] = '\0'; |
(void)mdoc_perr(m, line, *pos, EQUOTTERM); |
|
return(ARGS_ERROR); |
|
} |
|
|
|
buf[(*pos)++] = 0; |
while (' ' == buf[*pos]) |
if (0 == buf[*pos]) |
|
return(ARGS_QWORD); |
|
|
|
while (buf[*pos] && ' ' == buf[*pos]) |
|
(*pos)++; |
(*pos)++; |
|
|
if (buf[*pos]) |
if ('\0' == buf[*pos] && ! (ARGS_NOWARN & fl)) |
return(ARGS_QWORD); |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
|
return(ARGS_ERROR); |
|
|
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
return(ARGS_WORD); |
return(ARGS_ERROR); |
|
|
|
return(ARGS_QWORD); |
|
} |
} |
|
|
|
|
static int |
static int |
argv_a2arg(int tok, const char *argv) |
argv_a2arg(enum mdoct tok, const char *p) |
{ |
{ |
|
|
/* |
/* |
Line 599 argv_a2arg(int tok, const char *argv) |
|
Line 599 argv_a2arg(int tok, const char *argv) |
|
|
|
switch (tok) { |
switch (tok) { |
case (MDOC_An): |
case (MDOC_An): |
if (0 == strcmp(argv, "split")) |
if (0 == strcmp(p, "split")) |
return(MDOC_Split); |
return(MDOC_Split); |
else if (0 == strcmp(argv, "nosplit")) |
else if (0 == strcmp(p, "nosplit")) |
return(MDOC_Nosplit); |
return(MDOC_Nosplit); |
break; |
break; |
|
|
case (MDOC_Bd): |
case (MDOC_Bd): |
if (0 == strcmp(argv, "ragged")) |
if (0 == strcmp(p, "ragged")) |
return(MDOC_Ragged); |
return(MDOC_Ragged); |
else if (0 == strcmp(argv, "unfilled")) |
else if (0 == strcmp(p, "unfilled")) |
return(MDOC_Unfilled); |
return(MDOC_Unfilled); |
else if (0 == strcmp(argv, "filled")) |
else if (0 == strcmp(p, "filled")) |
return(MDOC_Filled); |
return(MDOC_Filled); |
else if (0 == strcmp(argv, "literal")) |
else if (0 == strcmp(p, "literal")) |
return(MDOC_Literal); |
return(MDOC_Literal); |
else if (0 == strcmp(argv, "file")) |
else if (0 == strcmp(p, "file")) |
return(MDOC_File); |
return(MDOC_File); |
else if (0 == strcmp(argv, "offset")) |
else if (0 == strcmp(p, "offset")) |
return(MDOC_Offset); |
return(MDOC_Offset); |
else if (0 == strcmp(argv, "compact")) |
else if (0 == strcmp(p, "compact")) |
return(MDOC_Compact); |
return(MDOC_Compact); |
|
else if (0 == strcmp(p, "centered")) |
|
return(MDOC_Centred); |
break; |
break; |
|
|
case (MDOC_Bf): |
case (MDOC_Bf): |
if (0 == strcmp(argv, "emphasis")) |
if (0 == strcmp(p, "emphasis")) |
return(MDOC_Emphasis); |
return(MDOC_Emphasis); |
else if (0 == strcmp(argv, "literal")) |
else if (0 == strcmp(p, "literal")) |
return(MDOC_Literal); |
return(MDOC_Literal); |
else if (0 == strcmp(argv, "symbolic")) |
else if (0 == strcmp(p, "symbolic")) |
return(MDOC_Symbolic); |
return(MDOC_Symbolic); |
break; |
break; |
|
|
case (MDOC_Bk): |
case (MDOC_Bk): |
if (0 == strcmp(argv, "words")) |
if (0 == strcmp(p, "words")) |
return(MDOC_Words); |
return(MDOC_Words); |
break; |
break; |
|
|
case (MDOC_Bl): |
case (MDOC_Bl): |
if (0 == strcmp(argv, "bullet")) |
if (0 == strcmp(p, "bullet")) |
return(MDOC_Bullet); |
return(MDOC_Bullet); |
else if (0 == strcmp(argv, "dash")) |
else if (0 == strcmp(p, "dash")) |
return(MDOC_Dash); |
return(MDOC_Dash); |
else if (0 == strcmp(argv, "hyphen")) |
else if (0 == strcmp(p, "hyphen")) |
return(MDOC_Hyphen); |
return(MDOC_Hyphen); |
else if (0 == strcmp(argv, "item")) |
else if (0 == strcmp(p, "item")) |
return(MDOC_Item); |
return(MDOC_Item); |
else if (0 == strcmp(argv, "enum")) |
else if (0 == strcmp(p, "enum")) |
return(MDOC_Enum); |
return(MDOC_Enum); |
else if (0 == strcmp(argv, "tag")) |
else if (0 == strcmp(p, "tag")) |
return(MDOC_Tag); |
return(MDOC_Tag); |
else if (0 == strcmp(argv, "diag")) |
else if (0 == strcmp(p, "diag")) |
return(MDOC_Diag); |
return(MDOC_Diag); |
else if (0 == strcmp(argv, "hang")) |
else if (0 == strcmp(p, "hang")) |
return(MDOC_Hang); |
return(MDOC_Hang); |
else if (0 == strcmp(argv, "ohang")) |
else if (0 == strcmp(p, "ohang")) |
return(MDOC_Ohang); |
return(MDOC_Ohang); |
else if (0 == strcmp(argv, "inset")) |
else if (0 == strcmp(p, "inset")) |
return(MDOC_Inset); |
return(MDOC_Inset); |
else if (0 == strcmp(argv, "column")) |
else if (0 == strcmp(p, "column")) |
return(MDOC_Column); |
return(MDOC_Column); |
else if (0 == strcmp(argv, "width")) |
else if (0 == strcmp(p, "width")) |
return(MDOC_Width); |
return(MDOC_Width); |
else if (0 == strcmp(argv, "offset")) |
else if (0 == strcmp(p, "offset")) |
return(MDOC_Offset); |
return(MDOC_Offset); |
else if (0 == strcmp(argv, "compact")) |
else if (0 == strcmp(p, "compact")) |
return(MDOC_Compact); |
return(MDOC_Compact); |
else if (0 == strcmp(argv, "nested")) |
else if (0 == strcmp(p, "nested")) |
return(MDOC_Nested); |
return(MDOC_Nested); |
break; |
break; |
|
|
case (MDOC_Rv): |
case (MDOC_Rv): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Ex): |
case (MDOC_Ex): |
if (0 == strcmp(argv, "std")) |
if (0 == strcmp(p, "std")) |
return(MDOC_Std); |
return(MDOC_Std); |
break; |
break; |
default: |
default: |
|
|
argv_multi(struct mdoc *m, int line, |
argv_multi(struct mdoc *m, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
int c; |
enum margserr ac; |
char *p; |
char *p; |
|
|
for (v->sz = 0; ; v->sz++) { |
for (v->sz = 0; ; v->sz++) { |
if ('-' == buf[*pos]) |
if ('-' == buf[*pos]) |
break; |
break; |
c = args(m, line, pos, buf, ARGS_QUOTED, &p); |
ac = args(m, line, pos, buf, 0, &p); |
if (ARGS_ERROR == c) |
if (ARGS_ERROR == ac) |
return(0); |
return(0); |
else if (ARGS_EOLN == c) |
else if (ARGS_EOLN == ac) |
break; |
break; |
|
|
if (0 == v->sz % MULTI_STEP) { |
if (0 == v->sz % MULTI_STEP) |
v->value = realloc(v->value, |
v->value = mandoc_realloc(v->value, |
(v->sz + MULTI_STEP) * sizeof(char *)); |
(v->sz + MULTI_STEP) * sizeof(char *)); |
if (NULL == v->value) { |
|
(void)mdoc_nerr(m, m->last, EMALLOC); |
v->value[(int)v->sz] = mandoc_strdup(p); |
return(ARGV_ERROR); |
|
} |
|
} |
|
if (NULL == (v->value[(int)v->sz] = strdup(p))) |
|
return(mdoc_nerr(m, m->last, EMALLOC)); |
|
} |
} |
|
|
return(1); |
return(1); |
|
|
argv_opt_single(struct mdoc *m, int line, |
argv_opt_single(struct mdoc *m, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
int c; |
enum margserr ac; |
char *p; |
char *p; |
|
|
if ('-' == buf[*pos]) |
if ('-' == buf[*pos]) |
return(1); |
return(1); |
|
|
c = args(m, line, pos, buf, ARGS_QUOTED, &p); |
ac = args(m, line, pos, buf, 0, &p); |
if (ARGS_ERROR == c) |
if (ARGS_ERROR == ac) |
return(0); |
return(0); |
if (ARGS_EOLN == c) |
if (ARGS_EOLN == ac) |
return(1); |
return(1); |
|
|
v->sz = 1; |
v->sz = 1; |
if (NULL == (v->value = calloc(1, sizeof(char *)))) |
v->value = mandoc_malloc(sizeof(char *)); |
return(mdoc_nerr(m, m->last, EMALLOC)); |
v->value[0] = mandoc_strdup(p); |
if (NULL == (v->value[0] = strdup(p))) |
|
return(mdoc_nerr(m, m->last, EMALLOC)); |
|
|
|
return(1); |
return(1); |
} |
} |
|
|
argv_single(struct mdoc *m, int line, |
argv_single(struct mdoc *m, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
int c, ppos; |
int ppos; |
|
enum margserr ac; |
char *p; |
char *p; |
|
|
ppos = *pos; |
ppos = *pos; |
|
|
c = args(m, line, pos, buf, ARGS_QUOTED, &p); |
ac = args(m, line, pos, buf, 0, &p); |
if (ARGS_ERROR == c) |
if (ARGS_ERROR == ac) |
return(0); |
return(0); |
if (ARGS_EOLN == c) |
if (ARGS_EOLN == ac) |
return(mdoc_perr(m, line, ppos, EARGVAL)); |
return(mdoc_perr(m, line, ppos, EARGVAL)); |
|
|
v->sz = 1; |
v->sz = 1; |
if (NULL == (v->value = calloc(1, sizeof(char *)))) |
v->value = mandoc_malloc(sizeof(char *)); |
return(mdoc_nerr(m, m->last, EMALLOC)); |
v->value[0] = mandoc_strdup(p); |
if (NULL == (v->value[0] = strdup(p))) |
|
return(mdoc_nerr(m, m->last, EMALLOC)); |
|
|
|
return(1); |
return(1); |
} |
} |