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>

1 files changed, 11 insertions, 11 deletions

diff --git a/application-devel/posix-ipc/pres_posix_ipc_de.tex b/application-devel/posix-ipc/pres_posix_ipc_de.tex
index 9174c17..3c15d8f 100644
--- a/application-devel/posix-ipc/pres_posix_ipc_de.tex
+++ b/application-devel/posix-ipc/pres_posix_ipc_de.tex
@@ -11,7 +11,7 @@
 \def\lximg{none}
 
 \begin{frame}
-	\tableofcontents
+\tableofcontents
 \end{frame}
 
 \subsubsection{Message Queues}
@@ -308,17 +308,17 @@ int shm_unlink(const char *name);
    
    fd = shm_open("my_shm", O_RDWR | O_CREAT, 0777);
    if (fd < 0) {
-   	perror("Can't open Shared Memory\n");
-   	goto out;
+        perror("Can't open Shared Memory\n");
+        goto out;
    }
    if (ftruncate(fd, 4096) == -1) {
-   	perror("ltrunc\n");
-   	goto out;
+        perror("ltrunc\n");
+        goto out;
    }
    addr = mmap(0, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
    if (addr == MAP_FAILED) {
-   	perror("mmap() failed\n");
-   	goto out;
+        perror("mmap() failed\n");
+        goto out;
    }
    ret = 0;
    *addr = 'A';
@@ -337,14 +337,14 @@ out:
    
    fd = shm_open("my_shm", O_RDWR, 0777);
    if (fd < 0) {
-   	perror("Can't open Shared Memory\n");
-   	goto out;
+        perror("Can't open Shared Memory\n");
+        goto out;
    }
    
    addr = mmap(0, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
    if (addr == MAP_FAILED) {
-   	perror("mmap() failed\n");
-   	goto out;
+        perror("mmap() failed\n");
+        goto out;
    }
    printf("Reading from SHM -> %c\n", *addr);
    ret = 0;