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-rw-r--r--src/calcurse.h3
-rw-r--r--src/config.c22
-rw-r--r--src/io.c33
-rw-r--r--src/note.c17
-rw-r--r--src/utils.c17
5 files changed, 47 insertions, 45 deletions
diff --git a/src/calcurse.h b/src/calcurse.h
index 887e224..0fc3f62 100644
--- a/src/calcurse.h
+++ b/src/calcurse.h
@@ -117,7 +117,6 @@
#define STATUSHEIGHT 2
#define MAX_NOTESIZ 40
-#define TMPEXTSIZ 6
/* Format for appointment hours is: HH:MM */
#define HRMIN_SIZE 6
@@ -1032,7 +1031,7 @@ long now(void);
char *nowstr(void);
void print_bool_option_incolor(WINDOW *, unsigned, int, int);
const char *get_tempdir(void);
-char *new_tempfile(const char *, int);
+char *new_tempfile(const char *);
int check_date(unsigned, unsigned, unsigned);
int parse_date(const char *, enum datefmt, int *, int *, int *,
struct date *);
diff --git a/src/config.c b/src/config.c
index 5ce7001..6cc3e6e 100644
--- a/src/config.c
+++ b/src/config.c
@@ -590,25 +590,21 @@ static int config_save_junk_cb(const char *data, void *status)
/* Save the user configuration. */
unsigned config_save(void)
{
- char tmppath[BUFSIZ];
- char *tmpext;
+ char *tmpprefix = NULL, *tmppath = NULL;
struct config_save_status status;
int i;
+ int ret = 0;
if (read_only)
return 1;
- strncpy(tmppath, get_tempdir(), BUFSIZ);
- tmppath[BUFSIZ - 1] = '\0';
- strncat(tmppath, "/" CONF_PATH_NAME ".", BUFSIZ - strlen(tmppath) - 1);
- if ((tmpext = new_tempfile(tmppath, TMPEXTSIZ)) == NULL)
- return 0;
- strncat(tmppath, tmpext, BUFSIZ - strlen(tmppath) - 1);
- mem_free(tmpext);
+ asprintf(&tmpprefix, "%s/%s", get_tempdir(), CONF_PATH_NAME);
+ if ((tmppath = new_tempfile(tmpprefix)) == NULL)
+ goto cleanup;
status.fp = fopen(tmppath, "w");
if (!status.fp)
- return 0;
+ goto cleanup;
memset(status.done, 0, sizeof(status.done));
@@ -626,5 +622,9 @@ unsigned config_save(void)
if (io_file_cp(tmppath, path_conf))
unlink(tmppath);
- return 1;
+ ret = 1;
+cleanup:
+ mem_free(tmpprefix);
+ mem_free(tmppath);
+ return ret;
}
diff --git a/src/io.c b/src/io.c
index 70f0ede..5bdba77 100644
--- a/src/io.c
+++ b/src/io.c
@@ -1135,25 +1135,32 @@ void io_import_data(enum import_type type, const char *stream_name)
struct io_file *io_log_init(void)
{
char *logprefix, *logname;
- struct io_file *log;
+ struct io_file *log = mem_malloc(sizeof(struct io_file));
- asprintf(&logprefix, "%s/calcurse_log.", get_tempdir());
- logname = new_tempfile(logprefix, TMPEXTSIZ);
- RETVAL_IF(logname == NULL, 0,
- _("Warning: could not create temporary log file, Aborting..."));
- log = mem_malloc(sizeof(struct io_file));
- RETVAL_IF(log == NULL, 0,
- _("Warning: could not open temporary log file, Aborting..."));
- snprintf(log->name, sizeof(log->name), "%s%s", logprefix, logname);
- mem_free(logprefix);
- mem_free(logname);
+ if (!log) {
+ ERROR_MSG(_("Warning: could not open temporary log file, Aborting..."));
+ return NULL;
+ }
+ asprintf(&logprefix, "%s/calcurse_log", get_tempdir());
+ logname = new_tempfile(logprefix);
+ if (!logname) {
+ ERROR_MSG(_("Warning: could not create temporary log file, Aborting..."));
+ goto error;
+ }
+ strncpy(log->name, logname, sizeof(log->name));
log->fd = fopen(log->name, "w");
if (log->fd == NULL) {
ERROR_MSG(_("Warning: could not open temporary log file, Aborting..."));
- mem_free(log);
- return 0;
+ goto error;
}
+ goto cleanup;
+error:
+ mem_free(log);
+ log = NULL;
+cleanup:
+ mem_free(logprefix);
+ mem_free(logname);
return log;
}
diff --git a/src/note.c b/src/note.c
index ce627b9..e98dd1d 100644
--- a/src/note.c
+++ b/src/note.c
@@ -77,19 +77,14 @@ char *generate_note(const char *str)
/* Edit a note with an external editor. */
void edit_note(char **note, const char *editor)
{
- char tmppath[BUFSIZ];
- char *tmpext;
+ char *tmpprefix = NULL, *tmppath = NULL;
char *notepath = NULL;
char *sha1 = mem_malloc(SHA1_DIGESTLEN * 2 + 1);
FILE *fp;
- strncpy(tmppath, get_tempdir(), BUFSIZ);
- tmppath[BUFSIZ - 1] = '\0';
- strncat(tmppath, "/calcurse-note.", BUFSIZ - strlen(tmppath) - 1);
- if ((tmpext = new_tempfile(tmppath, TMPEXTSIZ)) == NULL)
- return;
- strncat(tmppath, tmpext, BUFSIZ - strlen(tmppath) - 1);
- mem_free(tmpext);
+ asprintf(&tmpprefix, "%s/calcurse-note", get_tempdir());
+ if ((tmppath = new_tempfile(tmpprefix)) == NULL)
+ goto cleanup;
if (*note != NULL) {
asprintf(&notepath, "%s%s", path_notes, *note);
@@ -113,6 +108,10 @@ void edit_note(char **note, const char *editor)
}
unlink(tmppath);
+
+cleanup:
+ mem_free(tmpprefix);
+ mem_free(tmppath);
}
/* View a note in an external pager. */
diff --git a/src/utils.c b/src/utils.c
index 34bdd5e..527dec8 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -619,21 +619,16 @@ const char *get_tempdir(void)
* Create a new unique file, and return a newly allocated string which contains
* the random part of the file name.
*/
-char *new_tempfile(const char *prefix, int trailing_len)
+char *new_tempfile(const char *prefix)
{
- char fullname[BUFSIZ];
- int prefix_len, fd;
+ char *fullname;
+ int fd;
FILE *file;
if (prefix == NULL)
return NULL;
- prefix_len = strlen(prefix);
- if (prefix_len + trailing_len >= BUFSIZ)
- return NULL;
- memcpy(fullname, prefix, prefix_len);
- memset(fullname + prefix_len, 'X', trailing_len);
- fullname[prefix_len + trailing_len] = '\0';
+ asprintf(&fullname, "%s.XXXXXX", prefix);
if ((fd = mkstemp(fullname)) == -1
|| (file = fdopen(fd, "w+")) == NULL) {
if (fd != -1) {
@@ -642,11 +637,13 @@ char *new_tempfile(const char *prefix, int trailing_len)
}
ERROR_MSG(_("temporary file \"%s\" could not be created"),
fullname);
+
+ mem_free(fullname);
return NULL;
}
fclose(file);
- return mem_strdup(fullname + prefix_len);
+ return fullname;
}
/*