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Don't die on empty strings.

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This commit is contained in:
Nicholas Marriott 2008-06-14 08:11:17 +00:00
parent ea80307acb
commit 0bfd7a5023
2 changed files with 18 additions and 14 deletions
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6
CHANGES
View File

@ -1,3 +1,7 @@
14 June 2008
* Don't die on empty strings in config file, reported by Will Maier.
08 June 2008 08 June 2008
* Set socket mode +x if any sessions are attached and -x if not. * Set socket mode +x if any sessions are attached and -x if not.
@ -460,4 +464,4 @@
(including mutt, emacs). No status bar yet and no key remapping or other (including mutt, emacs). No status bar yet and no key remapping or other
customisation. customisation.
$Id: CHANGES,v 1.117 2008-06-08 19:49:04 nicm Exp $ $Id: CHANGES,v 1.118 2008-06-14 08:11:16 nicm Exp $

26
cfg.c
View File

@ -1,4 +1,4 @@
/* $Id: cfg.c,v 1.6 2008-06-02 22:16:27 nicm Exp $ */ /* $Id: cfg.c,v 1.7 2008-06-14 08:11:17 nicm Exp $ */
/* /*
* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net> * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
@ -99,36 +99,36 @@ load_cfg(const char *path, char **causep)
case '\t': case '\t':
if (len != 0) { if (len != 0) {
buf[len] = '\0'; buf[len] = '\0';
argv = xrealloc( argv = xrealloc(
argv, argc + 1, sizeof (char *)); argv, argc + 1, sizeof (char *));
argv[argc++] = buf; argv[argc++] = buf;
buf = NULL; buf = NULL;
len = 0; len = 0;
} }
if (ch != '\n' && ch != EOF) if (ch != '\n' && ch != EOF)
break; break;
line++; line++;
if (argc == 0) if (argc == 0)
break; break;
if ((cmd = cmd_parse(argc, argv, &cause)) == NULL) if ((cmd = cmd_parse(argc, argv, &cause)) == NULL)
goto error; goto error;
ctx.msgdata = NULL; ctx.msgdata = NULL;
ctx.cursession = NULL; ctx.cursession = NULL;
ctx.curclient = NULL; ctx.curclient = NULL;
ctx.error = cfg_error; ctx.error = cfg_error;
ctx.print = cfg_print; ctx.print = cfg_print;
ctx.cmdclient = NULL; ctx.cmdclient = NULL;
ctx.flags = 0; ctx.flags = 0;
cfg_cause = NULL; cfg_cause = NULL;
cmd_exec(cmd, &ctx); cmd_exec(cmd, &ctx);
cmd_free(cmd); cmd_free(cmd);
if (cfg_cause != NULL) { if (cfg_cause != NULL) {
cause = cfg_cause; cause = cfg_cause;
@ -142,7 +142,7 @@ load_cfg(const char *path, char **causep)
default: default:
if (len >= SIZE_MAX - 2) if (len >= SIZE_MAX - 2)
goto error; goto error;
buf = xrealloc(buf, 1, len + 1); buf = xrealloc(buf, 1, len + 1);
buf[len++] = ch; buf[len++] = ch;
break; break;
@ -163,7 +163,7 @@ error:
if (cause == NULL) if (cause == NULL)
xasprintf(causep, "%s: error at line %u", path, line); xasprintf(causep, "%s: error at line %u", path, line);
else else
xasprintf(causep, "%s: %s at line %u", path, cause, line); xasprintf(causep, "%s: %s at line %u", path, cause, line);
return (1); return (1);
} }
@ -175,7 +175,7 @@ cfg_string(FILE *f, char endch, int esc)
char *buf; char *buf;
size_t len; size_t len;
buf = NULL; buf = xmalloc(1);
len = 0; len = 0;
while ((ch = getc(f)) != endch) { while ((ch = getc(f)) != endch) {
@ -211,6 +211,6 @@ cfg_string(FILE *f, char endch, int esc)
buf[len++] = ch; buf[len++] = ch;
} }
buf[len] = '\0'; buf[len] = '\0';
return (buf); return (buf);
} }