package-nopast/base/embutils/xx-readlink.patch

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# T2 SDE: package/.../embutils/xx-readlink.patch
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A tiny readlink I need (advanced features of the installer).

  - Rene Rebe <rene@exactcode.de>

diff -urN embutils-0.17/Makefile embutils-0.17-patched/Makefile
--- embutils-0.17/Makefile	2005-12-19 00:15:55.000000000 +0100
+++ embutils-0.17-patched/Makefile	2005-12-18 23:50:38.000000000 +0100
@@ -11,7 +11,7 @@
 install sosrm soscp sosmv sosln soslns md5sum sleep2 allinone kill uniq \
 dd tr mesg write touch du tail uuencode uudecode nohup nice cmp mktemp \
 truncate test date mount printenv umount pivot_root insmod rmmod \
-lsmod free losetup switch_root
+lsmod free losetup switch_root readlink
 
 OBJDIR:=bin
 TARGETS=$(patsubst %,$(OBJDIR)/%,$(PRGS))
diff -urN embutils-0.17/readlink.c embutils-0.17-patched/readlink.c
--- embutils-0.17/readlink.c	1970-01-01 01:00:00.000000000 +0100
+++ embutils-0.17-patched/readlink.c	2005-12-19 00:13:23.000000000 +0100
@@ -0,0 +1,19 @@
+
+#include <unistd.h>
+#include <limits.h>
+
+int main(int argc,char *argv[]) {
+
+  char buf[PATH_MAX];
+  int i;
+
+  for (i=1; i<argc && i == 1; ++i) {
+    int n;
+    if (n = readlink(argv[i], buf, sizeof(buf))) {
+       write(1,buf,n);
+       write(1,"\n",1);
+       return 0;
+    }
+  }
+  return 11;
+}