[sysprof] Add test for debug link parsing

[SÃren Sandmann Pedersen <ssp src gnome org>]

commit 3c110106595a8b2cf682c1c8d846f1540a3f9ead
Author: Pauli Nieminen <suokkos gmail com>
Date:   Mon Apr 9 21:13:01 2012 +0300

    Add test for debug link parsing
    
    Signed-off-by: Pauli Nieminen <suokkos gmail com>

 testelf.c |   36 +++++++++++++++++++++++++++++++++---
 1 files changed, 33 insertions(+), 3 deletions(-)
---
diff --git a/testelf.c b/testelf.c
index 92d8801..37861b4 100644
--- a/testelf.c
+++ b/testelf.c
@@ -1,5 +1,6 @@
 #include <glib.h>
 #include "elfparser.h"
+#include <string.h>
 
 const char *n;
 
@@ -34,8 +35,10 @@ int
 main (int argc, char **argv)
 {
     ElfParser *elf;
+    ElfParser *debug = NULL;
     const char *build_id;
     const char *filename;
+    const char *dir;
 
     if (argc == 1)
 	filename = "/usr/lib/libgtk-x11-2.0.so";
@@ -50,11 +53,38 @@ main (int argc, char **argv)
 	return -1;
     }
 
-    build_id = elf_parser_get_build_id (elf);
+    dir = g_path_get_dirname (filename);
 
-    g_print ("build ID: %s\n", build_id);
+    build_id = elf_parser_get_build_id (elf);
     
-    elf_parser_get_crc32 (elf);
+    guint crc = elf_parser_get_crc32 (elf);
+
+    g_print ("build ID: %s crc: %x\n", build_id, crc);
+    filename = elf_parser_get_debug_link(elf, &crc);
+    if (filename)
+    {
+	filename = g_build_filename ("/usr", "lib", "debug", dir, filename, NULL);
+	g_print ("Debug link: %s crc: %x\n", filename, crc);
+	debug = elf_parser_new (filename, NULL);
+
+	if (debug)
+	{
+	    const char *build = elf_parser_get_build_id (debug);
+	    guint crc_debug = elf_parser_get_crc32 (debug);
+	    g_print ("Debug link build ID: %s crc: %x\n", build, crc_debug);
+	    if (strcmp(build, build_id) != 0 || crc_debug != crc)
+		g_print ("Build ID or crc not matching!\n");
+	}
+	else
+	{
+	    g_print ("Separate debug symbol file not found\n");
+	}
+
+    }
+    else
+    {
+	g_print ("No debug link\n");
+    }
     
 #if 0
     for (i = 0; i < 5000000; ++i)