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Initialize global variables and reset to NULL on free()

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Signed-off-by: Claus Fischer <claus.fischer@clausfischer.com>
Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Claus Fischer 2017-11-29 14:41:43 +01:00 committed by Joachim Nilsson
parent b30c3479f5
commit ed87f37409
1 changed files with 5 additions and 4 deletions
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9
src/editline.c
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@ -100,7 +100,7 @@ static int el_infd = EL_STDIN;
static int el_outfd = EL_STDOUT; static int el_outfd = EL_STDOUT;
static el_keymap_t Map[]; static el_keymap_t Map[];
static el_keymap_t MetaMap[]; static el_keymap_t MetaMap[];
static size_t Length; static size_t Length = 0;
static size_t ScreenCount; static size_t ScreenCount;
static size_t ScreenSize; static size_t ScreenSize;
static char *backspace = "\b"; static char *backspace = "\b";
@ -114,9 +114,9 @@ int rl_mark;
int rl_end; int rl_end;
int rl_meta_chars = 0; /* Display 8-bit chars as the actual char(0) or as `M-x'(1)? */ int rl_meta_chars = 0; /* Display 8-bit chars as the actual char(0) or as `M-x'(1)? */
int rl_inhibit_complete = 0; int rl_inhibit_complete = 0;
char *rl_line_buffer; char *rl_line_buffer = NULL;
const char *rl_prompt; const char *rl_prompt = NULL;
const char *rl_readline_name; /* Set by calling program, for conditional parsing of ~/.inputrc - Not supported yet! */ const char *rl_readline_name = NULL; /* Set by calling program, for conditional parsing of ~/.inputrc - Not supported yet! */
FILE *rl_instream = NULL; /* The stdio stream from which input is read. Defaults to stdin if NULL */ FILE *rl_instream = NULL; /* The stdio stream from which input is read. Defaults to stdin if NULL */
FILE *rl_outstream = NULL; /* The stdio stream to which output is flushed. Defaults to stdout if NULL */ FILE *rl_outstream = NULL; /* The stdio stream to which output is flushed. Defaults to stdout if NULL */
@ -1221,6 +1221,7 @@ char *readline(const char *prompt)
rl_deprep_term_function(); rl_deprep_term_function();
free(Screen); free(Screen);
free(H.Lines[--H.Size]); free(H.Lines[--H.Size]);
H.Lines[H.Size] = NULL;
/* Add to history, unless no-echo or no-history mode ... */ /* Add to history, unless no-echo or no-history mode ... */
if (!el_no_echo && !el_no_hist) { if (!el_no_echo && !el_no_hist) {