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/*
*
* Copyright (c) 2000-2003, Darren Hiebert
*
* This source code is released for free distribution under the terms of the
* GNU General Public License version 2 or (at your option) any later version.
*
* This module contains functions to process command line options.
*/
/*
* INCLUDE FILES
*/
#include "general.h" /* must always come first */
#include <string.h>
#include <stdio.h>
#include "ctags.h"
#include "flags_p.h"
#include "vstring.h"
#include "routines.h"
void flagsEval (const char* flags_original, flagDefinition* defs, unsigned int ndefs, void* data)
{
unsigned int i, j;
char *flags;
if (!flags_original)
return;
flags = eStrdup (flags_original);
for (i = 0 ; flags [i] != '\0' ; ++i)
{
if (flags [i] == LONG_FLAGS_OPEN)
{
const char* aflag = flags + i + 1;
char* needle_close_paren = strchr(aflag, LONG_FLAGS_CLOSE);
const char* param;
char* needle_equal;
if (needle_close_paren == NULL)
{
error (WARNING, "long flags specifier opened with `%c' is not closed `%c': \"%s\"",
LONG_FLAGS_OPEN, LONG_FLAGS_CLOSE, flags_original);
break;
}
*needle_close_paren = '\0';
needle_equal = strchr(aflag, '=');
if ((needle_equal == NULL || (needle_equal >= needle_close_paren)))
{
needle_equal = NULL;
param = NULL;
}
else
{
param = needle_equal + 1;
*needle_equal = '\0';
}
for ( j = 0 ; j < ndefs ; ++j )
if (defs[j].longStr && (strcmp(aflag, defs[j].longStr) == 0))
defs[j].longProc(aflag, param, data);
if (needle_equal)
*needle_equal = '=';
*needle_close_paren = LONG_FLAGS_CLOSE;
i = needle_close_paren - flags;
}
else for (j = 0 ; j < ndefs ; ++j)
if (flags[i] == defs[j].shortChar)
defs[j].shortProc(flags[i], data);
}
eFree (flags);
}
extern struct colprintTable * flagsColprintTableNew (void)
{
return colprintTableNew ("L:LETTER", "L:NAME", "L:DESCRIPTION", NULL);
}
extern void flagsColprintAddDefinitions (struct colprintTable *table, flagDefinition* def,
unsigned int ndefs)
{
vString *longName = vStringNew ();
for (unsigned int i = 0; i < ndefs; i++)
{
struct colprintLine * line;
char shortChar;
const char *paramName;
const char *description;
line = colprintTableGetNewLine(table);
shortChar = def[i].shortChar;
if (shortChar == '\0')
shortChar = '-';
colprintLineAppendColumnChar (line, shortChar);
vStringCopyS (longName, def[i].longStr? def[i].longStr: RSV_NONE);
paramName = def[i].paramName;
if (paramName)
{
vStringPut (longName, '=');
vStringCatS (longName, paramName);
}
colprintLineAppendColumnVString (line, longName);
vStringClear(longName);
description = def[i].description? def[i].description: "";
colprintLineAppendColumnCString (line, description);
}
vStringDelete(longName);
}
static int flagsColprintCompareLines(struct colprintLine *a , struct colprintLine *b)
{
const char *a_letter = colprintLineGetColumn (a, 0);
const char *b_letter = colprintLineGetColumn (b, 0);
if (a_letter[0] != '-' && b_letter[0] == '-')
return -1;
else if (a_letter[0] == '-' && b_letter[0] != '-')
return 1;
else if (a_letter[0] != '-' && b_letter[0] != '-')
return strcmp(a_letter, b_letter);
const char *a_name = colprintLineGetColumn (a, 1);
const char *b_name = colprintLineGetColumn (b, 1);
if (a_name[0] != '_' && b_name[0] == '_')
return -1;
else if (a_name[0] == '_' && b_name[0] != '_')
return 1;
return strcmp(a_name, b_name);
}
extern void flagsColprintTablePrint (struct colprintTable *table,
bool withListHeader, bool machinable, FILE *fp)
{
colprintTableSort (table, flagsColprintCompareLines);
colprintTablePrint (table, 0, withListHeader, machinable, fp);
}
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