Remove some excessive return lines in errors functions

src/blc_array.cpp

@@ -37,7 +37,6 @@ blc_dim *vcreate_blc_dims(size_t *size, uint32_t type, int dims_nb, int length,
         dim->length=length;
         length=va_arg(arguments, int);
     }
-    
     return dims;
 }
 

src/blc_tools.cpp

@@ -60,7 +60,7 @@ void print_warning(const char *name_of_file, const char* name_of_function, int n
     va_start(arguments, message);
     color_eprintf(BLC_YELLOW, "\n%s: %s \t %s \t %i :\nWarning: ", blc_program_name, name_of_file, name_of_function, numero_of_line);
     color_veprintf(BLC_YELLOW, message, arguments);
-    fprintf(stderr, "\n\n");
+    fprintf(stderr, "\n");
     fflush(stderr);
     va_end(arguments);
 }
@@ -72,7 +72,7 @@ void print_system_error(const char *name_of_file, const char* name_of_function,
     va_start(arguments, message);
     color_eprintf(BLC_BRIGHT_RED, "\n%s: %s \t %s \t %i :\nSystem error: %s\n", blc_program_name, name_of_file, name_of_function, numero_of_line, strerror(errno));
     color_veprintf(BLC_BRIGHT_RED, message, arguments);
-    fprintf(stderr, "\n\n");
+    fprintf(stderr, "\n");
     fflush(stderr);
     va_end(arguments);
 }
@@ -82,10 +82,10 @@ void fatal_error(const char *name_of_file, const char* name_of_function, int num
 {
     va_list arguments;
     va_start(arguments, message);
-    color_eprintf(BLC_BRIGHT_RED, "\n%s: %s \t %s \t %i :\nError: ", blc_program_name, name_of_file, name_of_function, numero_of_line);
+    color_eprintf(BLC_BRIGHT_RED, "%s: %s \t %s \t %i :\nError: ", blc_program_name, name_of_file, name_of_function, numero_of_line);
     color_veprintf(BLC_BRIGHT_RED, message, arguments);
     va_end(arguments);
-    fprintf(stderr, "\n\n");
+    fprintf(stderr, "\n");
     fflush(stderr);
     raise(SIGABRT);
     exit(EXIT_FAILURE);
@@ -115,7 +115,7 @@ void fatal_command_system_error(const char *name_of_file, const char* name_of_fu
     color_eprintf(BLC_BRIGHT_RED, "System error: %s\n", strerror(errno));
     color_veprintf(BLC_BRIGHT_RED, message, arguments);
     va_end(arguments);
-    fprintf(stderr, "\n\n");
+    fprintf(stderr, "\n");
     fflush(stderr);
     raise(SIGABRT);
     exit(EXIT_FAILURE);