version 1.20, 2010/06/27 15:52:41 |
version 1.27, 2010/12/17 11:41:45 |
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.Nd man macro compiler library |
.Nd man macro compiler library |
.Sh SYNOPSIS |
.Sh SYNOPSIS |
.In mandoc.h |
.In mandoc.h |
.In regs.h |
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.In man.h |
.In man.h |
.Vt extern const char * const * man_macronames; |
.Vt extern const char * const * man_macronames; |
.Ft "struct man *" |
.Ft "struct man *" |
.Fo man_alloc |
.Fo man_alloc |
.Fa "const struct regset *regs" |
.Fa "struct regset *regs" |
.Fa "void *data" |
.Fa "void *data" |
.Fa "int pflags" |
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.Fa "mandocmsg msgs" |
.Fa "mandocmsg msgs" |
.Fc |
.Fc |
.Ft int |
.Ft int |
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.Fn man_reset |
.Fn man_reset |
function may be used in order to reset the parser for another input |
function may be used in order to reset the parser for another input |
sequence. |
sequence. |
See the |
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.Sx EXAMPLES |
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section for a full example. |
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.Pp |
.Pp |
Beyond the full set of macros defined in |
Beyond the full set of macros defined in |
.Xr man 7 , |
.Xr man 7 , |
the |
the |
.Nm |
.Nm |
library also accepts the following macros: |
library also accepts the following macro: |
.Pp |
.Pp |
.Bl -tag -width Ds -compact |
.Bl -tag -width Ds -compact |
.It PD |
.It PD |
Has no effect. Handled as a current-scope line macro. |
Has no effect. |
.It Sp |
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A synonym for |
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.Sq sp 0.5v |
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.Pq part of the standard preamble for Perl documentation . |
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Handled as a line macro. |
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.It Vb |
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A synonym for |
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.Sq nf |
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.Pq part of the standard preamble for Perl documentation . |
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Handled as a current-scope line macro. |
Handled as a current-scope line macro. |
.It Ve |
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A synonym for |
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.Sq fi , |
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closing |
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.Sq Vb |
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.Pq part of the standard preamble for Perl documentation . |
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Handled as a current-scope line macro. |
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.El |
.El |
.Pp |
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Furthermore, the following escapes are accepted to allow |
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.Xr pod2man 1 |
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documents to be correctly formatted: |
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\e*(-- (dash), |
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\e*(PI (pi), |
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\e*(L" (left double-quote), |
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\e*(R" (right double-quote), |
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\e*(C+ (C++), |
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\e*(C` (left single-quote), |
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\e*(C' (right single-quote), |
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\e*(Aq (apostrophe), |
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\e*^ (hat), |
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\e*, (comma), |
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\e*~ (tilde), |
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\e*/ (forward slash), |
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\e*: (umlaut), |
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\e*8 (beta), |
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\e*o (degree), |
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\e*(D- (Eth), |
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\e*(d- (eth), |
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\e*(Th (Thorn), |
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and |
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\e*(th (thorn). |
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.Sh REFERENCE |
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This section further defines the |
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.Sx Types , |
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.Sx Functions |
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and |
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.Sx Variables |
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available to programmers. |
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Following that, the |
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.Sx Abstract Syntax Tree |
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section documents the output tree. |
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.Ss Types |
.Ss Types |
Both functions (see |
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.Sx Functions ) |
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and variables (see |
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.Sx Variables ) |
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may use the following types: |
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.Bl -ohang |
.Bl -ohang |
.It Vt struct man |
.It Vt struct man |
An opaque type defined in |
An opaque type. |
.Pa man.c . |
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Its values are only used privately within the library. |
Its values are only used privately within the library. |
.It Vt mandocmsg |
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A function callback type defined in |
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.Pa mandoc.h . |
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.It Vt struct man_node |
.It Vt struct man_node |
A parsed node. |
A parsed node. |
Defined in |
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.Pa man.h . |
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See |
See |
.Sx Abstract Syntax Tree |
.Sx Abstract Syntax Tree |
for details. |
for details. |
.El |
.El |
.Ss Functions |
.Ss Functions |
Function descriptions follow: |
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.Bl -ohang |
.Bl -ohang |
.It Fn man_alloc |
.It Fn man_alloc |
Allocates a parsing structure. |
Allocates a parsing structure. |
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.Fa data |
.Fa data |
pointer is passed to |
pointer is passed to |
.Fa msgs . |
.Fa msgs . |
The |
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.Fa pflags |
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arguments are defined in |
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.Pa man.h . |
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Returns NULL on failure. |
Returns NULL on failure. |
If non-NULL, the pointer must be freed with |
If non-NULL, the pointer must be freed with |
.Fn man_free . |
.Fn man_free . |
Line 291 on the finished parse tree with |
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Line 220 on the finished parse tree with |
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.Fn parsed . |
.Fn parsed . |
This example does not error-check nor free memory upon failure. |
This example does not error-check nor free memory upon failure. |
.Bd -literal -offset indent |
.Bd -literal -offset indent |
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struct regset regs; |
struct man *man; |
struct man *man; |
struct man_node *node; |
struct man_node *node; |
char *buf; |
char *buf; |
size_t len; |
size_t len; |
int line; |
int line; |
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bzero(®s, sizeof(struct regset)); |
line = 1; |
line = 1; |
man = man_alloc(NULL, 0, NULL); |
man = man_alloc(®s, NULL, NULL); |
buf = NULL; |
buf = NULL; |
alloc_len = 0; |
alloc_len = 0; |
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Line 321 parsed(man, node); |
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Line 252 parsed(man, node); |
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man_free(man); |
man_free(man); |
.Ed |
.Ed |
.Pp |
.Pp |
Please see |
To compile this, execute |
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.Pp |
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.Dl % cc main.c libman.a libmandoc.a |
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.Pp |
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where |
.Pa main.c |
.Pa main.c |
in the source archive for a rigorous reference. |
is the example file. |
.Sh SEE ALSO |
.Sh SEE ALSO |
.Xr mandoc 1 , |
.Xr mandoc 1 , |
.Xr man 7 |
.Xr man 7 |