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updated for version 7.4.503

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Problem:    Cannot append a list of lines to a file.
Solution:   Add the append option to writefile(). (Yasuhiro Matsumoto)
This commit is contained in:
Bram Moolenaar
2014-11-05 18:06:01 +01:00
parent 4391cf98ec
commit 6b2e938f13
6 changed files with 49 additions and 8 deletions
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14
src/eval.c
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@@ -19689,6 +19689,7 @@ f_writefile(argvars, rettv)
typval_T *rettv;
{
int binary = FALSE;
int append = FALSE;
char_u *fname;
FILE *fd;
int ret = 0;
@@ -19704,14 +19705,19 @@ f_writefile(argvars, rettv)
if (argvars[0].vval.v_list == NULL)
return;
if (argvars[2].v_type != VAR_UNKNOWN
&& STRCMP(get_tv_string(&argvars[2]), "b") == 0)
binary = TRUE;
if (argvars[2].v_type != VAR_UNKNOWN)
{
if (vim_strchr(get_tv_string(&argvars[2]), 'b') != NULL)
binary = TRUE;
if (vim_strchr(get_tv_string(&argvars[2]), 'a') != NULL)
append = TRUE;
}
/* Always open the file in binary mode, library functions have a mind of
* their own about CR-LF conversion. */
fname = get_tv_string(&argvars[1]);
if (*fname == NUL || (fd = mch_fopen((char *)fname, WRITEBIN)) == NULL)
if (*fname == NUL || (fd = mch_fopen((char *)fname,
append ? APPENDBIN : WRITEBIN)) == NULL)
{
EMSG2(_(e_notcreate), *fname == NUL ? (char_u *)_("<empty>") : fname);
ret = -1;