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/* Copyright (C) 2009 Luke Shumaker
This file is part of rvs.
rvs is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your
option) any later version.
rvs is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with rvs; see the file COPYING.
If not, write to the Free Software Foundation,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef FILE_plugin_parse_c_SEEN
#define FILE_plugin_parse_c_SEEN
void _plugin_parse_comment (FILE *file)
{
char c;
while ( (c=getc(file)) != EOF ) {
if ( c == '\n' ) {
ungetc (c, file);
break;
}
}
}
char _plugin_parse_escape(FILE *file)
{
char c=getc(file);
switch (c) {
case 'n':
c = '\n';
case '\\':
case '#':
case ':':
break;
default:
error(EXIT_FAILURE,0,"syntax error");
break;
}
return c;
}
char *_plugin_parse_depend (FILE *file)
{
size_t nbytes = 10;
char *string = (char *)xmalloc(nbytes);
string[0]='\0';
char c[2] = " \0";
char *cs = (char *)&c;
while ( (c[0]=getc(file)) != EOF ) {
if (c[0] == '\n') {
ungetc (c[0], file);
break;
} else {
switch (c[0]) {
case '\\':
c[0]=_plugin_parse_escape(file);
stradds(&nbytes,&string,cs);
break;
case '#':
_plugin_parse_comment(file);
break;
default:
stradds(&nbytes,&string,cs);
break;
}
}
}
return string;
}
struct plugin_command *_plugin_parse (struct plugin *plugin, FILE *file)
{
struct plugin_command *command=mkcommand();
size_t nbytes = 10;
char *string = (char *)xmalloc(nbytes);
string[0]='\0';
char c[2] = " \0";
char *cs = (char *)&c;
if ( (c[0]=getc(file)) == EOF ) {
return NULL;
} else {
ungetc (c[0], file);
}
while ( (c[0]=getc(file)) != EOF ) {
if (c[0] == '\n') {
if (strcmp(string,"")==0) {
xfree(command);
xfree(string);
command=_plugin_parse(plugin, file);
} else {
command->name=string;
command->p_next=_plugin_parse(plugin, file);
}
break;
} else {
switch (c[0]) {
case '\\':
c[0]=_plugin_parse_escape(file);
stradds(&nbytes,&string,cs);
break;
case '#':
_plugin_parse_comment(file);
break;
case ':':
command->depends=_plugin_parse_depend(file);
break;
default:
stradds(&nbytes,&string,cs);
break;
}
}
}
return command;
}
#endif
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