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| author | Lukas Fleischer <lfleischer@calcurse.org> | 2017-08-21 21:07:50 +0200 |
|---|---|---|
| committer | Lukas Fleischer <lfleischer@calcurse.org> | 2017-08-28 07:30:38 +0200 |
| commit | 550a2e937906d7e3c821d7508901eea2dafd9344 (patch) | |
| tree | c94df0db850d9d9e2455bf74d5b2d6a228db5948 /src | |
| parent | 0c63b4661f5006348f384519eb6a9eecfa3c3fb7 (diff) | |
| download | calcurse-550a2e937906d7e3c821d7508901eea2dafd9344.tar.gz calcurse-550a2e937906d7e3c821d7508901eea2dafd9344.zip | |
Extend strings API for formatted dates
Add two new functions string_catftime(), resp. string_strftime(), which
can be used to append, resp. print, a formatted date to a dynamic
string.
Signed-off-by: Lukas Fleischer <lfleischer@calcurse.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/calcurse.h | 2 | ||||
| -rw-r--r-- | src/strings.c | 20 |
2 files changed, 22 insertions, 0 deletions
diff --git a/src/calcurse.h b/src/calcurse.h index 8bcb48a..4ddb066 100644 --- a/src/calcurse.h +++ b/src/calcurse.h @@ -1028,6 +1028,8 @@ char *string_buf(struct string *); int string_catf(struct string *, const char *, ...); int string_vcatf(struct string *, const char *, va_list); int string_printf(struct string *, const char *, ...); +int string_catftime(struct string *, const char *, const struct tm *); +int string_strftime(struct string *, const char *, const struct tm *); /* todo.c */ extern llist_t todolist; diff --git a/src/strings.c b/src/strings.c index 816ddc1..6601a99 100644 --- a/src/strings.c +++ b/src/strings.c @@ -112,3 +112,23 @@ int string_printf(struct string *sb, const char *format, ...) return n; } + +int string_catftime(struct string *sb, const char *format, const struct tm *tm) +{ + int n = 0; + + while (!n) { + string_grow(sb, sb->bufsize * 2); + n = strftime(sb->buf + sb->len, sb->bufsize - sb->len, format, + tm); + } + sb->len += n; + + return n; +} + +int string_strftime(struct string *sb, const char *format, const struct tm *tm) +{ + string_reset(sb); + return string_catftime(sb, format, tm); +} |