git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@15202 27425a3e-05d8-49a3-a47f-9c15f0e5edd8

demos/STM32/RT-VFS-FATFS/make/stm32g474re_nucleo64.make

@@ -110,6 +110,7 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMv7-M/compilers/GCC/mk/port.mk
 # VFS files (optional).
 include $(CHIBIOS)/os/vfs/vfs.mk
+include $(CHIBIOS)/os/vfs/vfs_syscalls.mk
 # Auto-build files in ./source recursively.
 include $(CHIBIOS)/tools/mk/autobuild.mk
 # Other files (optional).

demos/STM32/RT-VFS-FATFS/make/stm32l4r9ai_discovery.make

@@ -110,6 +110,7 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMv7-M/compilers/GCC/mk/port.mk
 # VFS files (optional).
 include $(CHIBIOS)/os/vfs/vfs.mk
+include $(CHIBIOS)/os/vfs/vfs_syscalls.mk
 # Auto-build files in ./source recursively.
 include $(CHIBIOS)/tools/mk/autobuild.mk
 # Other files (optional).

os/sb/various/syscalls.c

@@ -115,14 +115,13 @@ caddr_t _sbrk_r(struct _reent *r, int incr) {
 }
 
 __attribute__((used))
-int _kill(struct _reent *r, int pid, int sig) {
+int _kill(int pid, int sig) {
 
-  (void) r;
   (void) pid;
   (void) sig;
 
-  chSysHalt("kill");
-  abort();
+  errno = EINVAL;
+  return -1;
 }
 
 __attribute__((used))

os/various/shell/shell_cmd.c

@@ -31,6 +31,7 @@
 #include "chprintf.h"
 
 #if (SHELL_CMD_FILES_ENABLED == TRUE) || defined(__DOXYGEN__)
+#include <fcntl.h>
 #include "vfs.h"
 #endif
 
@@ -297,6 +298,42 @@ static void cmd_tree(BaseSequentialStream *chp, int argc, char *argv[]) {
     chHeapFree((void *)nip);
   }
 }
+
+static void cmd_cat(BaseSequentialStream *chp, int argc, char *argv[]) {
+  char *buf = NULL;
+
+  if (argc != 1) {
+    chprintf(chp, "Usage: cat <filename>\r\n");
+    return;
+  }
+
+  do {
+    int fd, n;
+
+    buf= (char *)chHeapAlloc(NULL, 2048);
+    if (buf == NULL) {
+      chprintf(chp, "Out of memory\r\n");
+     break;
+    }
+
+    fd = open(argv[1], O_RDONLY);
+    if(fd == -1) {
+      chprintf(chp, "Cannot open file\r\n");
+      break;
+    }
+
+    while ((n = read(fd, buf, sizeof (buf))) > 0) {
+      chprintf(chp, "%s", buf);
+    }
+
+    (void) close(fd);
+  }
+  while (false);
+
+  if (buf != NULL) {
+    chHeapFree((void *)buf);
+  }
+}
 #endif
 
 /*===========================================================================*/
@@ -327,6 +364,7 @@ const ShellCommand shell_local_commands[] = {
 #endif
 #if SHELL_CMD_FILES_ENABLED == TRUE
   {"tree", cmd_tree},
+  {"cat", cmd_cat},
 #endif
 #if SHELL_CMD_TEST_ENABLED == TRUE
   {"test", cmd_test},

os/various/shell/shell_cmd.h

@@ -62,7 +62,7 @@
 #endif
 
 #if !defined(SHELL_CMD_FILES_ENABLED) || defined(__DOXYGEN__)
-#define SHELL_CMD_FILES_ENABLED             FALSE
+#define SHELL_CMD_FILES_ENABLED             TRUE
 #endif
 
 #if !defined(SHELL_CMD_TEST_WA_SIZE) || defined(__DOXYGEN__)

os/various/syscalls.c

@@ -196,9 +196,8 @@ void _exit(int status) {
 /***************************************************************************/
 
 __attribute__((used))
-int _kill(struct _reent *r, int pid, int sig) {
+int _kill(int pid, int sig) {
 
-  (void) r;
   (void) pid;
   (void) sig;
 

os/vfs/various/syscalls.c

@@ -191,9 +191,8 @@ void _exit(int status) {
 /***************************************************************************/
 
 __attribute__((used))
-int _kill(struct _reent *r, int pid, int sig) {
+int _kill(int pid, int sig) {
 
-  (void) r;
   (void) pid;
   (void) sig;
 

os/vfs/vfs_syscalls.mk

@@ -0,0 +1,9 @@
+# List of all the ChibiOS/VFS syscall files.
+VFSSYSSRC := $(CHIBIOS)/os/vfs/various/syscalls.c \
+
+# Required include directories
+VFSSYSINC := $(CHIBIOS)/os/vfs/various
+
+# Shared variables
+ALLCSRC += $(VFSSYSSRC)
+ALLINC  += $(VFSSYSINC)