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--- src/gcalccmd.c.orig 2009-12-08 21:27:37.000000000 -0500
+++ src/gcalccmd.c 2010-01-24 13:38:19.000000000 -0500
@@ -18,16 +18,89 @@
* 02111-1307, USA.
*/
+#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
+#include <sys/param.h>
#include <time.h>
#include "mp-equation.h"
#define MAXLINE 1024
+#if __FreeBSD_version < 800067
+static ssize_t
+getline (char **lineptr, size_t *n, FILE *stream)
+{
+ char *line, *p;
+ long size, copy;
+
+ if (lineptr == NULL || n == NULL) {
+ errno = EINVAL;
+ return (ssize_t) -1;
+ }
+
+ if (ferror (stream))
+ return (ssize_t) -1;
+
+ /* Make sure we have a line buffer to start with. */
+ if (*lineptr == NULL || *n < 2) /* !seen and no buf yet need 2 chars. */ {
+#ifndef MAX_CANON
+#define MAX_CANON 256
+#endif
+ if (!*lineptr)
+ line = (char *) malloc (MAX_CANON);
+ else
+ line = (char *) realloc (*lineptr, MAX_CANON);
+ if (line == NULL)
+ return (ssize_t) -1;
+ *lineptr = line;
+ *n = MAX_CANON;
+ }
+
+ line = *lineptr;
+ size = *n;
+
+ copy = size;
+ p = line;
+
+ while (1) {
+ long len;
+
+ while (--copy > 0) {
+ int c = getc (stream);
+
+ if (c == EOF)
+ goto lose;
+ else if ((*p++ = c) == '\n')
+ goto win;
+ }
+
+ /* Need to enlarge the line buffer. */
+ len = p - line;
+ size *= 2;
+ line = (char *) realloc (line, size);
+ if (line == NULL)
+ goto lose;
+ *lineptr = line;
+ *n = size;
+ p = line + len;
+ copy = size - len;
+ }
+
+lose:
+ if (p == *lineptr)
+ return (ssize_t) -1;
+
+ /* Return a partial line since we got an error in the middle. */
+win:
+ *p = '\0';
+ return p - *lineptr;
+}
+#endif
+
static void
solve(const char *equation)
{
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