From 563f4125b7408b420e91959ef88d0f6623f4489e Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Mon, 11 Oct 2004 14:42:30 +0000
Subject: [PATCH] 	* emultempl/elf32.em
 (gld${EMULATION_NAME}_parse_ld_so_conf): Avoid 	getline for
 portability.

---
 ld/ChangeLog          |  3 +++
 ld/emultempl/elf32.em | 24 ++++++++++++++++++++----
 2 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/ld/ChangeLog b/ld/ChangeLog
index efb7abc78a..1058f03b74 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,5 +1,8 @@
 2004-10-11  Jakub Jelinek  <jakub@redhat.com>
 
+	* emultempl/elf32.em (gld${EMULATION_NAME}_parse_ld_so_conf): Avoid
+	getline for portability.
+
 	* emultempl/elf32.em (gld${EMULATION_NAME}_ld_so_conf): New structure.
 	(gld${EMULATION_NAME}_parse_ld_so_conf,
 	gld${EMULATION_NAME}_parse_ld_so_conf_include): New functions.
diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
index a4e2f1e107..6273f0e90c 100644
--- a/ld/emultempl/elf32.em
+++ b/ld/emultempl/elf32.em
@@ -563,15 +563,30 @@ gld${EMULATION_NAME}_parse_ld_so_conf
      (struct gld${EMULATION_NAME}_ld_so_conf *info, const char *filename)
 {
   FILE *f = fopen (filename, FOPEN_RT);
-  char *line = NULL;
-  size_t linelen = 0;
+  char *line;
+  size_t linelen;
 
   if (f == NULL)
     return;
 
-  while (getline (&line, &linelen, f) != -1)
+  linelen = 256;
+  line = xmalloc (linelen);
+  do
     {
-      char *p;
+      char *p = line, *q;
+
+      /* Normally this would use getline(3), but we need to be portable.  */
+      while ((q = fgets (p, linelen - (p - line), f)) != NULL
+	     && strlen (q) == linelen - (p - line) - 1
+	     && line[linelen - 2] != '\n')
+	{
+	  line = xrealloc (line, 2 * linelen);
+	  p = line + linelen - 1;
+	  linelen += linelen;
+	}
+
+      if (q == NULL && p == line)
+	break;
 
       p = strchr (line, '\n');
       if (p)
@@ -647,6 +662,7 @@ gld${EMULATION_NAME}_parse_ld_so_conf
 	  info->path[info->len] = '\0';
 	}
     }
+  while (! feof (f));
   free (line);
   fclose (f);
 }
-- 
2.34.1