From ea793b23c98403cefb38670d02a778b843bdf997 Mon Sep 17 00:00:00 2001
From: John Ogness <john.ogness@linutronix.de>
Date: Thu, 19 Apr 2018 11:03:45 +0200
Subject: replace *all* tabs with spaces

There are times when tabs are allowed and times when they are not.
Let's just simply never use tabs for anything. This makes it easy
to find presentations where tabs were accidentally inserted.

Signed-off-by: John Ogness <john.ogness@linutronix.de>
---
 .../app-debugging/handout_app-debugging_de.tex     | 70 +++++++++++-----------
 1 file changed, 35 insertions(+), 35 deletions(-)

(limited to 'application-devel/app-debugging/handout_app-debugging_de.tex')

diff --git a/application-devel/app-debugging/handout_app-debugging_de.tex b/application-devel/app-debugging/handout_app-debugging_de.tex
index b082790..dca0e76 100644
--- a/application-devel/app-debugging/handout_app-debugging_de.tex
+++ b/application-devel/app-debugging/handout_app-debugging_de.tex
@@ -10,11 +10,11 @@ des zu tracenden Programms wird einfach strace vorangestellt:
 $ strace /bin/ls
 execve("/bin/ls", ["/bin/ls"], [/* 50 vars */]) = 0
 brk(0)                                  = 0x2246000
-access("/etc/ld.so.nohwcap", F_OK)      = 
+access("/etc/ld.so.nohwcap", F_OK)      =
                -1 ENOENT (No such file or directory)
 mmap(NULL, 8192, PROT_READ|PROT_WRITE,
          MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f32457fe000
-access("/etc/ld.so.preload", R_OK)      = 
+access("/etc/ld.so.preload", R_OK)      =
                 -1 ENOENT (No such file or directory)
 open("/etc/ld.so.cache", O_RDONLY)      = 3
 fstat(3, {st_mode=S_IFREG|0644, st_size=110532, ...}) = 0
@@ -45,14 +45,14 @@ der für alle gängigen Prozessorarchitekturen verfügbar ist. GDB bietet ein
 sehr mächtiges Commandlineinterface. Es existieren diverse grafische Frontends
 für GDB (z.B. DDD). Eine einfache Debuggingsession stellt sich wie folgt dar:
 \begin{lstlisting}[language=c]
-	/* hello.c */
-	#include <stdio.h>
-	
-	int main (void)
-	{
-		printf("Hello world\n");
-		return 0;
-	}
+        /* hello.c */
+        #include <stdio.h>
+
+        int main (void)
+        {
+                printf("Hello world\n");
+                return 0;
+        }
 \end{lstlisting}
 Übersetzen des Programms mit Debuginformationen:
 \begin{lstlisting}
@@ -62,7 +62,7 @@ Starten der Debugsession:
 \begin{lstlisting}
 $ gdb ./hello
 (gdb) run
-Starting program: /home/jan/work/examples/hello 
+Starting program: /home/jan/work/examples/hello
 Hello world
 
 Program exited normally.
@@ -71,13 +71,13 @@ Mit dem Kommando ''list'' kann der zugehörige Quellcode angezeigt werden.
 Breakpoints werden mit ''break'' gesetzt:
 \begin{lstlisting}
 (gdb) list
-1	#include <stdio.h>
-2	
-3	int main (void)
-4	{
-5		printf("Hello world\n");
-6		return 0;
-7	}
+1       #include <stdio.h>
+2
+3       int main (void)
+4       {
+5               printf("Hello world\n");
+6               return 0;
+7       }
 (gdb) break 5
 Breakpoint 1 at 0x400528: file hello.c, line 5.
 \end{lstlisting}
@@ -85,14 +85,14 @@ Mit ''next'' und ''step'' werden einzelne Codezeilen ausgeführt,
 während ''next'' einem step-OVER und ''step'' einem step-IN entspricht:
 \begin{lstlisting}
 (gdb) run
-Starting program: /home/jan/work/examples/hello 
+Starting program: /home/jan/work/examples/hello
 
 Breakpoint 1, main () at hello.c:5
-5		printf("Hello world\n");
+5               printf("Hello world\n");
 (gdb) next
 Hello world
-6		return 0;
-(gdb) continue 
+6               return 0;
+(gdb) continue
 Continuing.
 \end{lstlisting}
 Folgende Tabelle zeigt eine Übersicht der wichtigsten GDB Kommandos:\\
@@ -162,14 +162,14 @@ können hier verwendet werden:
 \end{center}
 Folgendes Beispiel verdeutlicht die Analyse eines core-Files:
 \begin{lstlisting}[language=c]
-	/* segfault.c */
-	#include <stdio.h>
-	
-	int main (void)
-	{
-		char *arthur_dent = NULL;
-		printf("%c\n", *arthur_dent);
-		return 0;
+        /* segfault.c */
+        #include <stdio.h>
+
+        int main (void)
+        {
+                char *arthur_dent = NULL;
+                printf("%c\n", *arthur_dent);
+                return 0;
         }
 \end{lstlisting}
 Programm übersetzen:
@@ -197,7 +197,7 @@ Loaded symbols for /lib64/ld-linux-x86-64.so.2
 Core was generated by `./segfault'.
 Program terminated with signal 11, Segmentation fault.
 #0  0x0000000000400538 in main () at segfault.c:6
-6		printf("%c\n", *arthur_dent);
+6               printf("%c\n", *arthur_dent);
 (gdb) bt
 #0  0x0000000000400538 in main () at segfault.c:6
 \end{lstlisting}
@@ -351,12 +351,12 @@ int main(void)
 {
         int *my_array = (int*) malloc(10 * sizeof(int));
         int i = 0;
-	memset(my_array, 0, 10);
+        memset(my_array, 0, 10);
 
         for(i = 0; i < 11; i++)
                 printf("%d ", my_array[i]);
 
-	printf("\n");
+        printf("\n");
         return 0;
 }
 \end{lstlisting}
@@ -444,7 +444,7 @@ $ valgrind --leak-check=full ./mem_leak
 =5764= Using Valgrind-3.6.0.SVN-Debian and LibVEX;
        rerun with -h for copyright info
 =5764= Command: ./mem_leak
-=5764= 
+=5764=
 =5764= HEAP SUMMARY:
 =5764=     in use at exit: 49 bytes in 49 blocks
 =5764=   total heap usage: 50 allocs, 1 frees,
@@ -453,7 +453,7 @@ $ valgrind --leak-check=full ./mem_leak
 =5764=                             loss record 1 of 1
 =5764=  at 0x4C274A8: malloc (vg_replace_malloc.c:236)
 =5764=  by 0x40058D: main (mem_leak.c:10)
-=5764= 
+=5764=
 =5764= LEAK SUMMARY:
 =5764=    definitely lost: 49 bytes in 49 blocks
 [...]
-- 
cgit v1.2.3

