Define a GNU-compatible getline() implementation,

in case we don't have getline() available.

Reviewed by Craig Silverstein.

1 files changed, 64 insertions, 0 deletions

diff --git a/src/h_getline.c b/src/h_getline.c
new file mode 100644
index 0000000..83eb9bf
--- /dev/null
+++ b/src/h_getline.c
@@ -0,0 +1,64 @@
+/* -*- c-file-style: "java"; indent-tabs-mode: nil; tab-width: 4; fill-column: 78 -*-
+ * Copyright 2009 Google Inc.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+*/
+
+/* Author: Fergus Henderson */
+
+/*
+ * h_getline.cc:
+ * Helper for tests of getline().
+ */
+
+#include <config.h>
+#include "distcc.h"
+#include "util.h"
+#include <stdlib.h>
+
+const char *rs_program_name = "h_getline";
+
+int main(int argc, char** argv) {
+    char *line;
+    size_t n;
+    int c, i;
+
+    if (argc > 1) {
+        n = atoi(argv[1]);
+        line = malloc(n);
+    } else {
+        n = 0;
+        line = NULL;
+    }
+
+    printf("original n = %lu, ", (unsigned long) n);
+    long result = getline(&line, &n, stdin);
+    if (result > (long) n) {
+        fprintf(stderr, "ERROR: return value > buffer size\n");
+        exit(1);
+    }
+    printf("returned %ld, ", (long) result);
+    printf("n = %lu, ", (unsigned long) n);
+    printf("line = '");
+    for (i = 0; i < result; i++) {
+        putchar(line[i]);
+    }
+    printf("', rest = '");
+    while ((c = getchar()) != EOF)
+        putchar(c);
+    printf("'\n");
+    return 0;
+}