X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=src%2Fcommon%2Fstring-utils%2Fstring-utils.h;h=3cafa0f8a91fddb38b7d72dd353f324617ecc34d;hb=4878de5c7deb512bbdac4fdfc498907efa06fb7c;hp=1cf31e9d4b97df486ec1b0a1a0ec1d107f8562ba;hpb=b66cbf1731486ab4dc7e0b2e1c3fa05cc5360c19;p=lttng-tools.git diff --git a/src/common/string-utils/string-utils.h b/src/common/string-utils/string-utils.h index 1cf31e9d4..3cafa0f8a 100644 --- a/src/common/string-utils/string-utils.h +++ b/src/common/string-utils/string-utils.h @@ -1,7 +1,7 @@ /* * Copyright (C) 2017 Philippe Proulx * - * SPDX-License-Identifier: GPL-2.0-only + * SPDX-License-Identifier: LGPL-2.1-only * */ @@ -27,4 +27,21 @@ void strutils_free_null_terminated_array_of_strings(char **array); size_t strutils_array_of_strings_len(char * const *array); +/* + * Append `append` to the malloc-end string `str`. + * + * On success, `str` is free'd (if not NULL) and assigned a new malloc-ed + * string. On failure, `str` is not modified. + * + * Return 0 on success, -ENOMEM on failure. + */ +C_LINKAGE int strutils_append_str(char **str, const char *append); + +/* + * Like `strutils_append_str`, but the appended string is formatted using + * `fmt` and the following arguments. + */ +C_LINKAGE ATTR_FORMAT_PRINTF(2, 3) +int strutils_appendf(char **s, const char *fmt, ...); + #endif /* _STRING_UTILS_H */