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author | qrort <qrort@yandex-team.com> | 2022-12-02 11:31:25 +0300 |
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committer | qrort <qrort@yandex-team.com> | 2022-12-02 11:31:25 +0300 |
commit | b1f4ffc9c8abff3ba58dc1ec9a9f92d2f0de6806 (patch) | |
tree | 2a23209faf0fea5586a6d4b9cee60d1b318d29fe /library/cpp/deprecated/fgood/ffb.cpp | |
parent | 559174a9144de40d6bb3997ea4073c82289b4974 (diff) | |
download | ydb-b1f4ffc9c8abff3ba58dc1ec9a9f92d2f0de6806.tar.gz |
remove kikimr/driver DEPENDS
Diffstat (limited to 'library/cpp/deprecated/fgood/ffb.cpp')
-rw-r--r-- | library/cpp/deprecated/fgood/ffb.cpp | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/library/cpp/deprecated/fgood/ffb.cpp b/library/cpp/deprecated/fgood/ffb.cpp deleted file mode 100644 index aa9da861a65..00000000000 --- a/library/cpp/deprecated/fgood/ffb.cpp +++ /dev/null @@ -1,407 +0,0 @@ -#include "ffb.h" - -#include <util/string/util.h> // str_spn -#include <util/system/compat.h> -#include <util/generic/yexception.h> - -#include <cstdio> -#include <algorithm> - -#include <ctype.h> - -#ifdef _win_ -#include <io.h> -#else -#include <unistd.h> -#endif - -ffb::ffb(FILE* file) - : TFILEPtr(file) -{ - if (file && !isatty(fileno(file)) && BUFSIZ < 512 * 1024) - setvbuf(file, nullptr, _IOFBF, 512 * 1024); -} - -void ffb::operator=(FILE* f) { - TFILEPtr::operator=(f); - if (f && !isatty(fileno(f)) && BUFSIZ < 512 * 1024) - setvbuf(f, nullptr, _IOFBF, 512 * 1024); -} - -void ffb::open(const char* name, const char* mode) { - TFILEPtr::open(name, mode); - if (!isatty(fileno(*this)) && BUFSIZ < 512 * 1024) - setvbuf(*this, nullptr, _IOFBF, 512 * 1024); -} - -int sf(char** fb, char* buf) { //don't want to call sf(fb, buf, 32) - if (!(*buf && *buf != 10)) { - *fb = nullptr; - return 0; - } - int n = 1; - fb[0] = buf; - while (*buf && *buf != 10 && n < 31) { - if (*buf == '\t') { - *buf++ = 0; - fb[n++] = buf; - continue; - } - buf++; - } - if (*buf == 10 && buf[-1] == 13) - buf[-1] = 0; - *buf = 0; - fb[n] = nullptr; - return n; -} - -int sf(char** fb, char* buf, size_t fb_sz) { - if (!(*buf && *buf != 10)) { - *fb = nullptr; - return 0; - } - fb_sz--; - int n = 1; - fb[0] = buf; - while (*buf && *buf != 10 && n < (int)fb_sz) { - if (*buf == '\t') { - *buf++ = 0; - fb[n++] = buf; - continue; - } - buf++; - } - if (*buf == 10 && buf[-1] == 13) - buf[-1] = 0; - *buf = 0; - fb[n] = nullptr; - return n; -} - -inline int sf_blank(char** fb, char* buf, size_t fb_sz) { - while (isspace((ui8)*buf)) - buf++; - if (!*buf) { - *fb = nullptr; - return 0; - } - fb_sz--; - int n = 1; - fb[0] = buf; - while (*buf && *buf != 10 && n < (int)fb_sz) { - if (isspace((ui8)*buf)) { - *buf++ = 0; - while (isspace((ui8)*buf)) - buf++; - if (*buf) - fb[n++] = buf; - continue; - } - buf++; - } - if (*buf == 10 && buf[-1] == 13) - buf[-1] = 0; - *buf = 0; - fb[n] = nullptr; - return n; -} - -int sf(char fs, char** fb, char* buf, size_t fb_sz) { - if (fs == ' ') - return sf_blank(fb, buf, fb_sz); - while (*buf == fs) - buf++; - if (!(*buf && *buf != 10)) { - *fb = nullptr; - return 0; - } - fb_sz--; - int n = 1; - fb[0] = buf; - while (*buf && *buf != 10 && n < (int)fb_sz) { - if (*buf == fs) { - *buf++ = 0; - while (*buf == fs) - buf++; - fb[n++] = buf; - continue; - } - buf++; - } - if (*buf == 10 && buf[-1] == 13) - buf[-1] = 0; - *buf = 0; - fb[n] = nullptr; - return n; -} - -int sf(const char* fs, char** fb, char* buf, size_t fb_sz) { - if (!(*buf && *buf != 10)) { - *fb = nullptr; - return 0; - } - int fs_len = strlen(fs); - fb_sz--; - int n = 1; - fb[0] = buf; - while (*buf && *buf != 10 && n < (int)fb_sz) { - if (*buf == *fs && !strncmp(buf + 1, fs + 1, fs_len - 1)) { - *buf = 0; - buf += fs_len; - fb[n++] = buf; - continue; - } - buf++; - } - if (*buf == 10 && buf[-1] == 13) - buf[-1] = 0; - *buf = 0; - fb[n] = nullptr; - return n; -} - -inline bool is_end(const char* p) { - return !p || !p[0]; -} - -int sf(const char* seps, char* buf, char** fb, size_t fb_sz) { - if (fb_sz < 1 || is_end(buf)) { - *fb = nullptr; - return 0; - } - str_spn sseps(seps); - fb[0] = nullptr; - int n = 0; - // skip leading delimeters - buf = sseps.cbrk(buf); - if (is_end(buf)) - return 0; - // store fields - while (n < (int)fb_sz) { - fb[n++] = buf; - // find delimeters - buf = sseps.brk(buf + 1); - if (is_end(buf)) - break; - *buf = 0; - // skip delimiters - buf = sseps.cbrk(buf + 1); - if (is_end(buf)) - break; - } - fb[n] = nullptr; - return n; -} - -void TLineSplitter::operator()(char* p, TVector<char*>& fields) const { - if (!p || !*p) - return; - char* q = p; - while (1) { - p = Sep.brk(p); - if (q && (p - q || !SkipEmpty())) - fields.push_back(q); - q = nullptr; - if (!*p) - break; - if (SepStrLen == 1 || (SepStrLen > 1 && !strncmp(p + 1, SepStr + 1, SepStrLen - 1))) { - *p = 0; - p += SepStrLen; - q = p; - } else - p++; - } -} - -void TLineSplitter::operator()(const char* p, TVector<std::pair<const char*, size_t>>& fields) const { - if (!p || !*p) - return; - const char* q = p; - while (1) { - p = Sep.brk(p); - if (q && (p - q || !SkipEmpty())) - fields.push_back(std::make_pair(q, p - q)); - q = nullptr; - if (!*p) - break; - if (SepStrLen == 1 || (SepStrLen > 1 && !strncmp(p + 1, SepStr + 1, SepStrLen - 1))) { - p += SepStrLen; - q = p; - } else - p++; - } -} - -TSFReader::TSFReader(const char* fname, char sep, i32 nfrq) // if sep == ' ' isspace will be imitated (for compat) - : Split(str_spn(sep == ' ' ? "\t\n\v\f\r " : TString(1, sep).data()), sep == ' ') - , OpenPipe(false) -{ - Open(fname, nfrq); -} - -TSFReader::TSFReader(const char* fname, const char* sep, i32 nfrq) - : Split(sep, false) - , OpenPipe(false) -{ - Open(fname, nfrq); -} - -TSFReader::TSFReader(const char* fname, const TLineSplitter& spl, i32 nfrq) - : Split(spl) - , OpenPipe(false) -{ - Open(fname, nfrq); -} - -void TSFReader::Open(const char* fname, i32 nfrq, size_t vbuf_size) { - FieldsRequired = nfrq; - NF = NR = 0; - - if (IsOpen()) - File.close(); - - if (!fname) - return; - - if (!strcmp(fname, "/dev/stdin")) { - File.assign(stdin, "/dev/stdin"); - } else { - if (OpenPipe) - File.popen(fname, "r"); - else - File.open(fname, "r"); - } - OpenPipe = false; - if (!isatty(fileno(File))) - setvbuf(File, nullptr, _IOFBF, vbuf_size); -} - -void TSFReader::Popen(const char* pname, i32 nfrq, size_t vbuf_size) { - OpenPipe = true; - Open(pname, nfrq, vbuf_size); -} - -bool TSFReader::NextLine(segmented_string_pool* pool) { - size_t line_len = 0; - -#ifdef __FreeBSD__ - char* ptr = fgetln(File, &line_len); - if (!ptr) - return false; - if (!line_len || ptr[line_len - 1] != '\n') { // last line w/o newline - Buf.AssignNoAlias(ptr, line_len); - ptr = Buf.begin(); - } else { - // can safely replace newline with \0 - ptr[line_len - 1] = 0; - --line_len; - } -#else - if (!getline(File, Buf)) - return false; - char* ptr = Buf.begin(); - line_len = Buf.size(); -#endif - if (line_len && ptr[line_len - 1] == '\r') - ptr[line_len - 1] = 0; - - if (pool) { - char* nptr = pool->append(ptr); - Y_ASSERT(!strcmp(ptr, nptr)); - ptr = nptr; - } - - ++NR; - Fields.clear(); - Split(ptr, Fields); - NF = Fields.size(); - - if (FieldsRequired != -1 && FieldsRequired != (int)NF) - ythrow yexception() << File.name() << " line " << NR << ": " << NF << " fields, expected " << FieldsRequired; - - return true; -} - -int prnstr::f(const char* c, ...) { - va_list params; - int n = asize - pos, k; - va_start(params, c); - while ((k = vsnprintf(buf + pos, n, c, params)) >= n) { - n += asize, asize *= 2; - while (k + pos >= n) - n += asize, asize *= 2; - char* t = new char[asize]; - memcpy(t, buf, pos); - delete[] buf; - buf = t; - va_end(params); - va_start(params, c); - } - pos += k; - va_end(params); - return k; -} -int prnstr::s(const char* c, size_t k) { - if (!c) - return 0; - size_t n = asize - pos; - if (k >= n) { - n += asize, asize *= 2; - while (k + pos >= n) - n += asize, asize *= 2; - char* t = new char[asize]; - memcpy(t, buf, pos); - delete[] buf; - buf = t; - } - memcpy(buf + pos, c, k); - pos += k; - buf[pos] = 0; - return k; -} -void prnstr::clear() { - pos = 0; - if (asize > 32768) { - asize = 32768; - delete[] buf; - buf = new char[asize]; - } -} - -void prnstr::swap(prnstr& w) { - std::swap(buf, w.buf); - std::swap(pos, w.pos); - std::swap(asize, w.asize); -} - -FILE* read_or_die(const char* fname) { - FILE* f = fopen(fname, "rb"); - if (!f) - err(1, "%s", fname); - return f; -} -FILE* write_or_die(const char* fname) { - FILE* f = fopen(fname, "wb"); - if (!f) - err(1, "%s", fname); - return f; -} -FILE* fopen_or_die(const char* fname, const char* mode) { - FILE* f = fopen(fname, mode); - if (!f) - err(1, "%s (mode '%s')", fname, mode); - return f; -} - -FILE* fopen_chk(const char* fname, const char* mode) { - FILE* f = fopen(fname, mode); - if (!f) - ythrow yexception() << fname << " (mode '" << mode << "'): " << LastSystemErrorText(); - return f; -} - -void fclose_chk(FILE* f, const char* fname) { - if (fclose(f)) - ythrow yexception() << "file " << fname << ": " << LastSystemErrorText(); -} |