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New rules for translating several texi @-commands to man page

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master
Thomas Schmitt 12 years ago
parent f28da0c7ce
commit d810dc7064
3 changed files with 129 additions and 30 deletions
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137
xorriso/make_xorriso_1.c
Unescape Escape View File

@ -82,12 +82,82 @@ int Mx1__get_word(char *line, char word[256], char **remainder, int flag)
}
int Mx1_is_wrap(struct Mx1 *m, char wraps[][20], char *start, char **found,
int flag)
{
int i;
for(i= 0; wraps[i][0] != 0; i++)
if(strncmp(start, wraps[i], strlen(wraps[i])) == 0)
break;
if(wraps[i][0] != 0) {
if(found != NULL)
*found= wraps[i];
return(1);
}
return(0);
}
int Mx1_is_bold_wrap(struct Mx1 *m, char *start, char **found, int flag)
{
int ret;
static char bold_wraps[][20]= {
"@b{", "@dfn{", "@emph{", "@strong{", "@command{",
"" };
ret= Mx1_is_wrap(m, bold_wraps, start, found, 0);
return(ret);
}
int Mx1_is_normal_wrap(struct Mx1 *m, char *start, char **found, int flag)
{
int ret;
static char normal_wraps[][20]= {
"@var{", "@code{", "@i{", "@abbr{", "@file{", "@option{", "@samp{", "@r{",
"" };
ret= Mx1_is_wrap(m, normal_wraps, start, found, 0);
return(ret);
}
int Mx1_is_ignored_wrap(struct Mx1 *m, char *start, char **found, int flag)
{
int ret;
static char ignored_wraps[][20]= {
"@ref{", "@xref{",
"" };
ret= Mx1_is_wrap(m, ignored_wraps, start, found, 0);
return(ret);
}
int Mx1_is_any_wrap(struct Mx1 *m, char *start, char **found, int flag)
{
int ret;
ret= Mx1_is_bold_wrap(m, start, found, 0);
if(ret > 0)
return(1);
ret= Mx1_is_normal_wrap(m, start, found, 0);
if(ret > 0)
return(2);
ret= Mx1_is_ignored_wrap(m, start, found, 0);
if(ret > 0)
return(3);
return(0);
}
/* @param flag bit0= recursion
bit1= drop content of brackets
*/
int Mx1_rewrap(struct Mx1 *m, char **read_pt, char **write_pt,
char *write_base, char *envelope,
char *front, char *back,
int flag)
char *front, char *back, int flag)
{
char *rpt, *wpt, *ept, content[256], msg[256];
int l, ret;
@ -103,17 +173,22 @@ int Mx1_rewrap(struct Mx1 *m, char **read_pt, char **write_pt,
}
/* Mapped {...} content is subject to the rules except {...} mapping. */
l= ept - rpt;
ret= Mx1_substitute(m, rpt, content, 0, l, 1);
if(ret <= 0)
return(ret);
l= strlen(content);
if(flag & 2)
l= 0;
if(l > 0) {
ret= Mx1_substitute(m, rpt, content, 0, l, 1);
if(ret <= 0)
return(ret);
l= strlen(content);
}
if((wpt - write_base) + l + strlen(front) + strlen(back) > 255) {
Mx1_report_error(m, "Line length overflow while text substitution", 0);
return(-1);
}
strcpy(wpt, front);
wpt+= strlen(front);
strncpy(wpt, content, l);
if(l > 0)
strncpy(wpt, content, l);
wpt+= l;
strcpy(wpt, back);
wpt+= strlen(back);
@ -129,8 +204,8 @@ int Mx1_rewrap(struct Mx1 *m, char **read_pt, char **write_pt,
int Mx1_substitute(struct Mx1 *m, char line_in[256], char line_out[256],
int raw, int upto, int flag)
{
char *rpt, *wpt;
int ret;
char *rpt, *wpt, *found;
int ret, typ= 0;
wpt= line_out;
for(rpt= line_in; rpt - line_in < upto && *rpt != 0; rpt++) {
@ -139,19 +214,34 @@ int Mx1_substitute(struct Mx1 *m, char line_in[256], char line_out[256],
continue;
}
if(*rpt == '@') {
if(strncmp(rpt, "@strong{", 8) == 0 && !(flag & 1)) {
/* @strong{...} gets mapped to \fB...\fR . */
rpt+= 8;
typ= 0;
if(!(flag & 1))
typ= Mx1_is_any_wrap(m, rpt, &found, 0);
if(typ == 1) {
/* @b{...}, @command{...}, @dfn{...}, @emph{...}, @strong{...}
get mapped to \fB...\fR .
*/
rpt+= strlen(found);
ret= Mx1_rewrap(m, &rpt, &wpt, line_out,
"@strong{" , "\\fB", "\\fR", 0);
found , "\\fB", "\\fR", flag & 1);
if(ret <= 0)
return(ret);
} else if(strncmp(rpt, "@command{", 9) == 0 && !(flag & 1)) {
/* @command{...} gets mapped to \fB...\fR . */
rpt+= 9;
ret= Mx1_rewrap(m, &rpt, &wpt, line_out,
"@command{", "\\fB", "\\fR", 0);
} else if(typ == 2) {
/* @abbr{...}, @code{...}, @file{...}, @i{...}, @option{...}, @r{...},
@ref{...}, @samp{...},@var{...}, get mapped to ... .
*/
rpt+= strlen(found);
ret= Mx1_rewrap(m, &rpt, &wpt, line_out, found, "", "", flag & 1);
if(ret <= 0)
return(ret);
} else if(typ == 3) {
/* @ref{...}, @xref{...} get mapped to empty text.
*/
rpt+= strlen(found);
ret= Mx1_rewrap(m, &rpt, &wpt, line_out, found , "", "",
(flag & 1) | 2);
if(ret <= 0)
return(ret);
@ -173,9 +263,16 @@ int Mx1_substitute(struct Mx1 *m, char line_in[256], char line_out[256],
strncmp(rpt, "@{", 2) == 0 ||
strncmp(rpt, "@}", 2) == 0) {
/* @@ , @{, @} will get stripped of their first @. */
if((wpt - line_out) + 1 > 255)
goto overflow;
*(wpt++)= *(rpt + 1);
rpt++;
} else {
if((wpt - line_out) + 1 > 255)
goto overflow;
*(wpt++)= *(rpt);
}
} else if(*rpt == '\\') {
@ -314,10 +411,8 @@ int Mx1_convert(struct Mx1 *m, char line_in[256], char line_out[256], int flag)
/* "\" becomes "\\" */
if(line_in[0] != '@' ||
strncmp(line_in, "@strong{", 8) == 0 ||
strncmp(line_in, "@command{", 9) == 0 ||
Mx1_is_any_wrap(m, line_in, NULL, 0) > 0 ||
strncmp(line_in, "@minus{}", 8) == 0 ||
strncmp(line_in, "@email{", 7) == 0 ||
strncmp(line_in, "@@", 2) == 0 ||
strncmp(line_in, "@{", 2) == 0 ||
strncmp(line_in, "@}", 2) == 0 ) {

10
xorriso/xorriso.texi
Unescape Escape View File

@ -24,9 +24,11 @@
@c up to "@c man-ignore-lines end".
@c Line blocks of "@menu" "@end menu" will be discarded.
@c "@item word words" becomes "\fBword\fR words".
@c @strong{-...} gets mapped to \fB\-...\fR .
@c @strong{...} gets mapped to \fB...\fR .
@c @command{...} gets mapped to \fB...\fR .
@c @b{...}, @command{...}, @dfn{...}, @emph{...}, @strong{...}
@c get mapped to \fB...\fR .
@c @abbr{...}, @code{...}, @file{...}, @i{...}, @option{...}, @r{...},
@c @ref{...}, @samp{...},@var{...}, get mapped to ... .
@c @ref{...}, @xref{...} get mapped to empty text.
@c @email{...} gets mapped to <...> .
@c Mapped {...} content is subject to the rules except {...} mapping.
@c @minus{} will become "-".
@ -34,7 +36,7 @@
@c Other lines which begin by "@" will be discarded.
@c In lines not stemming from "@c man", "\" becomes "\\"
@c "-" which are not preceded by an uneven number of "\" will get
@c prepended one "\".
@c prepended one "\".
@c
@c
@c man .\" Hey, EMACS: -*- nroff -*-

12
xorriso/xorrisofs.texi
Unescape Escape View File

@ -17,16 +17,18 @@
@c was originally derived in march 2010.
@c One can produce the man page by applying the following rules:
@c The first line gets discarded.
@c Line start "@c man " will become "", the remainder is put out unaltered.
@c Line start "@c man " will become "", the remainder is put out unaltered.
@c Lines "@*" will be converted to ".br"
@c "@c man-ignore-lines N" will discard N following lines.
@c "@c man-ignore-lines begin" discards all following lines
@c up to "@c man-ignore-lines end".
@c Line blocks of "@menu" "@end menu" will be discarded.
@c "@item -word words" becomes "\fB\-word\fR words".
@c "@item word words" becomes "\fBword\fR words".
@c @strong{...} gets mapped to \fB...\fR .
@c @command{...} gets mapped to \fB...\fR .
@c @b{...}, @command{...}, @dfn{...}, @emph{...}, @strong{...}
@c get mapped to \fB...\fR .
@c @abbr{...}, @code{...}, @file{...}, @i{...}, @option{...}, @r{...},
@c @ref{...}, @samp{...},@var{...}, get mapped to ... .
@c @ref{...}, @xref{...} get mapped to empty text.
@c @email{...} gets mapped to <...> .
@c Mapped {...} content is subject to the rules except {...} mapping.
@c @minus{} will become "-".
@ -34,7 +36,7 @@
@c Other lines which begin by "@" will be discarded.
@c In lines not stemming from "@c man", "\" becomes "\\"
@c "-" which are not preceded by an uneven number of "\" will get
@c prepended one "\".
@c prepended one "\".
@c
@c
@c man .\" Hey, EMACS: -*- nroff -*-

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