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cppcheck
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cli: in linux set proper exename value when cppcheck is executed from PATH and argv[0] does not have path information

This commit is contained in:
Daniel Marjamäki 2022-03-19 11:27:59 +01:00
parent 199fe343c3
commit 54d079387e
1 changed files with 12 additions and 0 deletions
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12
cli/cmdlineparser.cpp
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@ -46,6 +46,10 @@
#include <tinyxml2.h>
#endif
#ifdef __linux__
#include <unistd.h>
#endif
static void addFilesToList(const std::string& fileList, std::vector<std::string>& pathNames)
{
// To keep things initially simple, if the file can't be opened, just be silent and move on.
@ -122,6 +126,14 @@ bool CmdLineParser::parseFromArgs(int argc, const char* const argv[])
bool maxconfigs = false;
mSettings->exename = argv[0];
#ifdef __linux__
// Executing cppcheck in PATH. argv[0] does not contain the path.
if (mSettings->exename.find_first_of("/\\") == std::string::npos) {
char buf[PATH_MAX] = {0};
if (FileLister::fileExists("/proc/self/exe") && readlink("/proc/self/exe", buf, sizeof(buf)-1) > 0)
mSettings->exename = buf;
}
#endif
for (int i = 1; i < argc; i++) {
if (argv[i][0] == '-') {