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Added make_temp_{file,dir}() and remove_directory() APIs

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This commit is contained in:
Clifford Wolf 2014-10-12 12:11:57 +02:00
parent 9b4d171e37
commit 0b9282a779
4 changed files with 116 additions and 49 deletions
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90
kernel/yosys.cc
View file

@ -34,6 +34,7 @@
#include <unistd.h>
#include <limits.h>
#include <dirent.h>
#include <errno.h>
YOSYS_NAMESPACE_BEGIN
@ -204,7 +205,96 @@ int run_command(const std::string &command, std::function<void(const std::string
int ret = pclose(f);
if (ret < 0)
return -1;
#ifdef _WIN32
return ret;
#else
return WEXITSTATUS(ret);
#endif
}
std::string make_temp_file(std::string template_str)
{
#ifdef _WIN32
if (template_str.rfind("/tmp/", 0) == 0) {
char path[MAX_PATH+1];
GetTempPath(MAX_PATH+1, path);
template_str = stringf("%s\\%s", path, template_str.c_str() + 5);
}
size_t pos = template_str.rfind("XXXXXX");
log_assert(pos != std::string::npos);
while (1) {
for (int i = 0; i < 6; i++) {
static std::string y = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
static uint32_t x = 314159265 ^ time(NULL);
x ^= x << 13, x ^= x >> 17, x ^= x << 5;
template_str[pos+i] = y[x % y.size()];
}
if (access(template_str.c_str(), F_OK) != 0)
break;
}
#else
size_t pos = template_str.rfind("XXXXXX");
log_assert(pos != std::string::npos);
int suffixlen = GetSize(template_str) - pos - 6;
char *p = strdup(template_str.c_str());
close(mkstemps(p, suffixlen));
template_str = p;
free(p);
#endif
return template_str;
}
std::string make_temp_dir(std::string template_str)
{
#ifdef _WIN32
template_str = make_temp_file(template_str);
mkdir(template_str.c_str());
return template_str;
#else
size_t pos = template_str.rfind("XXXXXX");
log_assert(pos != std::string::npos);
int suffixlen = GetSize(template_str) - pos - 6;
log_assert(suffixlen == 0);
char *p = strdup(template_str.c_str());
mkdtemp(p, suffixlen);
template_str = p;
free(p);
return template_str;
#endif
}
void remove_directory(std::string dirname)
{
#ifdef _WIN32
run_command(stringf("rmdir /s /q \"%s\"", dirname.c_str()));
#else
struct stat stbuf;
struct dirent **namelist;
int n = scandir(dirname.c_str(), &namelist, nullptr, alphasort);
log_assert(n >= 0);
for (int i = 0; i < n; i++) {
if (strcmp(namelist[i]->d_name, ".") && strcmp(namelist[i]->d_name, "..")) {
buffer = stringf("%s/%s", dirname.c_str(), namelist[i]->d_name);
if (!stat(buffer.c_str(), &stbuf) && S_ISREG(stbuf.st_mode)) {
log("Removing `%s'.\n", buffer.c_str());
remove(buffer.c_str());
} else
remove_directory(buffer);
}
free(namelist[i]);
}
free(namelist);
log("Removing `%s'.\n", dirname.c_str());
rmdir(dirname.c_str());
#endif
}
int GetSize(RTLIL::Wire *wire)

3
kernel/yosys.h
View file

@ -88,6 +88,9 @@ std::string next_token(std::string &text, const char *sep);
bool patmatch(const char *pattern, const char *string);
int readsome(std::istream &f, char *s, int n);
int run_command(const std::string &command, std::function<void(const std::string&)> process_line = std::function<void(const std::string&)>());
std::string make_temp_file(std::string template_str = "/tmp/yosys_XXXXXX");
std::string make_temp_dir(std::string template_str = "/tmp/yosys_XXXXXX");
void remove_directory(std::string dirname);
template<typename T> int GetSize(const T &obj) { return obj.size(); }
int GetSize(RTLIL::Wire *wire);