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Add count_words for C-Strings

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This commit is contained in:
Richard Berger
2020-06-11 13:50:26 -04:00
parent 645d3b61ba
commit 6a9073a0cb
2 changed files with 19 additions and 3 deletions
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14
src/utils.cpp
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@ -365,12 +365,12 @@ std::string utils::trim_comment(const std::string & line) {
}
/* ----------------------------------------------------------------------
Return number of words
return number of words
------------------------------------------------------------------------- */
size_t utils::count_words(const std::string & text) {
size_t utils::count_words(const char * text) {
size_t count = 0;
const char * buf = text.c_str();
const char * buf = text;
char c = *buf;
while (c) {
@ -393,6 +393,14 @@ size_t utils::count_words(const std::string & text) {
return count;
}
/* ----------------------------------------------------------------------
return number of words
------------------------------------------------------------------------- */
size_t utils::count_words(const std::string & text) {
return utils::count_words(text.c_str());
}
/* ----------------------------------------------------------------------
Return number of words
------------------------------------------------------------------------- */

8
src/utils.h
View File

@ -166,6 +166,14 @@ namespace LAMMPS_NS {
*/
size_t count_words(const std::string & text);
/**
* \brief Count words in C-string, ignore any whitespace matching " \t\r\n\f"
* \param text string that should be searched
* \param separators string containing characters that will be treated as whitespace
* \return number of words found
*/
size_t count_words(const char * text);
/**
* \brief Count words in a single line, trim anything from '#' onward
* \param text string that should be trimmed and searched