getl.c

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#include <stdio.h>
#include <grass/gis.h>

int G_getl(char *buf, int n, FILE * fd)
{
    if (!fgets(buf, n, fd))
        return 0;

    for (; *buf && *buf != '\n'; buf++) ;
    *buf = 0;

    return 1;
}



int G_getl2(char *buf, int n, FILE * fd)
{
    int i = 0;
    int c;
    int ret = 1;

    while (i < n - 1) {
        c = fgetc(fd);

        if (c == EOF) {
            if (i == 0) {       /* Read correctly (return 1) last line in file without '\n' */
                ret = 0;
            }
            break;
        }

        if (c == '\n')
            break;              /* UNIX */

        if (c == '\r') {        /* DOS or MacOS9 */
            if ((c = fgetc(fd)) != EOF) {
                if (c != '\n') {        /* MacOS9 - we have to return the char to stream */
                    ungetc(c, fd);
                }
            }
            break;
        }

        buf[i] = c;

        i++;
    }
    buf[i] = '\0';

    return ret;
}