Add a static getline implementation for FreeBSD < 8.0.

git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@13447 df743ca5-7f9a-e211-a948-0013205c9059

1 files changed, 87 insertions, 0 deletions

diff --git a/math/gcalctool/files/patch-src_gcalccmd.c b/math/gcalctool/files/patch-src_gcalccmd.c
new file mode 100644
index 000000000..7a3c1a7a7
--- /dev/null
+++ b/math/gcalctool/files/patch-src_gcalccmd.c
@@ -0,0 +1,87 @@
+--- src/gcalccmd.c.orig	2010-01-13 00:30:10.000000000 -0500
++++ src/gcalccmd.c	2010-01-13 00:39:51.000000000 -0500
+@@ -22,12 +22,84 @@
+ #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_CANNON;
++	}
++
++	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)
+ {