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/*
* Source file:
* language.c
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "trueprint.h"
#include "main.h"
#include "lang_c.h"
#include "lang_cxx.h"
#include "lang_report.h"
#include "lang_sh.h"
#include "lang_pascal.h"
#include "lang_java.h"
#include "lang_perl.h"
#include "lang_pike.h"
#include "lang_text.h"
#include "lang_verilog.h"
#include "options.h"
#include "utils.h"
#include "debug.h"
#include "language.h"
boolean restart_language;
short braces_depth;
char *language_list =
"arguments to --language:\n"
" c C\n"
" v Verilog\n"
" cxx C++\n"
" report trueprint report file\n"
" sh shell\n"
" pascal Pascal\n"
" perl Perl\n"
" pike Pike\n"
" java Java\n"
" text plain text\n"
" list compiler or assembler listing file\n"
" pseudoc C pseudocode\n";
/*
* Private part
*/
typedef enum {
NO_LANGUAGE,
C,
CXX,
PSEUDOC,
REPORT,
SHELL,
PASCAL,
PERL,
PIKE,
LIST,
TEXT,
JAVA,
VERILOG
} languages;
get_char_fn get_char;
static languages language;
static void set_language_opt(const char *prefix, const char *option, char *value);
static void set_language_default(char *value);
static languages filename_to_language(char *);
/******************************************************************************
* Function:
* setup_language
*/
void
setup_language(void)
{
language = NO_LANGUAGE;
string_option("t", "language", NULL, NULL, &set_language_opt, &set_language_default,
OPT_MISC,
"treat input as language. Use --help languages for list.");
}
/******************************************************************************
* Function:
* set_language_default
*/
void
set_language_default(char *value)
{
if (value == NULL) language = NO_LANGUAGE;
else if (strcmp(value,"c") == 0) language = C;
else if (strcmp(value,"v") == 0) language = VERILOG;
else if (strcmp(value,"cxx") == 0) language = CXX;
else if (strcmp(value,"report") == 0) language = REPORT;
else if (strcmp(value,"sh") == 0) language = SHELL;
else if (strcmp(value,"pascal") == 0) language = PASCAL;
else if (strcmp(value,"perl") == 0) language = PERL;
else if (strcmp(value,"pike") == 0) language = PIKE;
else if (strcmp(value,"java") == 0) language = JAVA;
else if (strcmp(value,"text") == 0) language = TEXT;
else if (strcmp(value,"list") == 0) language = LIST;
else if (strcmp(value,"pseudoc") == 0)language = PSEUDOC;
else {
fprintf(stderr, gettext(CMD_NAME ": unrecognized language type: %s\n"), value);
exit(1);
}
}
/******************************************************************************
* Function:
* set_language_opt
*/
void set_language_opt(const char *prefix, const char *option, char *value)
{
set_language_default(value);
}
/******************************************************************************
* Function:
* filename_to_language
*/
languages
filename_to_language(char *filename)
{
languages retval;
char *suffix;
dm('l',2,"Finding language for filename %s\n",filename);
if ((suffix = strrchr(filename,'.')) == (char *)0)
{
retval = TEXT;
}
else
{
dm('l',2,"Finding language for suffix %s\n",suffix);
if (strcmp(suffix,".c") == 0) retval = C;
else if (strcmp(suffix,".v") == 0) retval = VERILOG;
else if (strcmp(suffix,".h") == 0) retval = C;
else if (strcmp(suffix,".cxx") == 0) retval = CXX;
else if (strcmp(suffix,".cpp") == 0) retval = CXX;
else if (strcmp(suffix,".cc") == 0) retval = CXX;
else if (strcmp(suffix,".C") == 0) retval = CXX; /* James Card */
else if (strcmp(suffix,".hpp") == 0) retval = CXX;
else if (strcmp(suffix,".H") == 0) retval = CXX; /* James Card */
else if (strcmp(suffix,".pc") == 0) retval = PSEUDOC;
else if (strcmp(suffix,".ph") == 0) retval = PSEUDOC;
else if (strcmp(suffix,".rep") == 0) retval = REPORT;
else if (strcmp(suffix,".sh") == 0) retval = SHELL;
else if (strcmp(suffix,".pas") == 0) retval = PASCAL;
else if (strcmp(suffix,".pl") == 0) retval = PERL;
else if (strcmp(suffix,".pm") == 0) retval = PERL;
else if (strcmp(suffix,".pmod") == 0) retval = PIKE;
else if (strcmp(suffix,".pike") == 0) retval = PIKE;
else if (strcmp(suffix,".java") == 0) retval = JAVA;
else if (strcmp(suffix,".lst") == 0) retval = LIST;
else retval = TEXT;
}
dm('l',2,"Language is %d\n",retval);
return retval;
}
/******************************************************************************
* Function:
* language_defaults
*/
char *
language_defaults(char *filename)
{
char *retval;
switch((language!=NO_LANGUAGE) ? language : filename_to_language(filename))
{
case C: retval = lang_c_defaults; break;
case VERILOG: retval = lang_verilog_defaults; break;
case CXX: retval = lang_cxx_defaults; break;
case PSEUDOC: retval = lang_pc_defaults; break;
case REPORT: retval = lang_report_defaults; break;
case SHELL: retval = lang_sh_defaults; break;
case PASCAL: retval = lang_pascal_defaults; break;
case PERL: retval = lang_perl_defaults; break;
case PIKE: retval = lang_pike_defaults; break;
case JAVA: retval = lang_java_defaults; break;
case TEXT: retval = lang_text_defaults; break;
case LIST: retval = lang_list_defaults; break;
default:
abort();
}
return retval;
}
/******************************************************************************
* Function:
* set_get_char
* Called for each file to set get_char appropriately. language must be
* set.
*/
void
set_get_char(char *filename)
{
/*
* restart_language is used to tell the language-specific routines
* to reset
*/
restart_language = TRUE;
switch((language!=NO_LANGUAGE) ? language : filename_to_language(filename))
{
case C: get_char = get_c_char; break;
case VERILOG: get_char = get_verilog_char; break;
case CXX: get_char = get_cxx_char; break;
case PSEUDOC: get_char = get_pc_char; break;
case REPORT: get_char = get_report_char; break;
case SHELL: get_char = get_sh_char; break;
case PASCAL: get_char = get_pascal_char; break;
case PERL: get_char = get_perl_char; break;
case PIKE: get_char = get_pike_char; break;
case JAVA: get_char = get_java_char; break;
case TEXT: get_char = get_text_char; break;
case LIST: get_char = get_text_char; break;
default:
abort();
}
}
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