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utils.c

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/* GtkSQL -- an interactive graphical query tool for PostgreSQL
 * Copyright (C) 2003 Darryl Luff
 *
 * This program 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 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>

void add_space(FILE * f, const int exists, const int todo)
{
    int i;

    for (i = exists; i < todo; i++)
        fputc(' ', f);
}

static char *ttBuf = NULL;
static int ttBuflen = 0;
char *trimtext(const char *s) {
    char *dp;
    const char *sp;

    if (! s)
        return "";

    if (ttBuflen < (strlen(s) + 1)) {
        if (ttBuf)
            free(ttBuf);

        ttBuflen = strlen(s)+1;
        ttBuf = malloc(ttBuflen);
    }
    sp = s;
    dp = ttBuf;

    /* skip leading spaces  */
    while ((*sp) && (isspace(*sp)))
        sp++;

    /* now just copy to end of string   */
    while (*sp) {
        *dp = *sp;
        dp++;
        sp++;
    }

    *dp = '\0';
    return ttBuf;
}

char *get_short_filename(char *fn) {
    char *sfn;
    char *p;
    if (fn == NULL)
        return NULL;

    sfn = fn;
    p = strchr(sfn, '/');
    while (p != NULL) {
        sfn = p;
        sfn++;
        p = strchr(sfn, '/');
    }

    /* Now, p should be null, meaning that there are no more '/'s, and
     * 'sfn' should point to the short name.    */
    return sfn;
}

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