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CanonPath: Add rel_c_str()

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Defensively because isRoot() is also defensive.
This commit is contained in:
Robert Hensing 2024-01-12 22:55:37 +01:00
parent 274d887fee
commit 15f7bdaf27
2 changed files with 8 additions and 2 deletions
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3
src/libfetchers/git-utils.cc
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@ -674,8 +674,7 @@ struct GitExportIgnoreInputAccessor : CachingFilteringInputAccessor {
bool gitAttrGet(const CanonPath & path, const char * attrName, const char * & valueOut)
{
std::string pathStr {path.rel()};
const char * pathCStr = pathStr.c_str();
const char * pathCStr = path.rel_c_str();
if (rev) {
git_attr_options opts = GIT_ATTR_OPTIONS_INIT;

7
src/libutil/canon-path.hh
View file

@ -88,6 +88,13 @@ public:
std::string_view rel() const
{ return ((std::string_view) path).substr(1); }
const char * rel_c_str() const
{
auto cs = path.c_str();
assert(cs[0]); // for safety if invariant is broken
return &cs[1];
}
struct Iterator
{
std::string_view remaining;