本文整理汇总了C++中errc函数的典型用法代码示例。如果您正苦于以下问题：C++ errc函数的具体用法？C++ errc怎么用？C++ errc使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了errc函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: init
static void
init(void)
{
if (ioctl(0, VT_GETACTIVE, &cur_info.active_vty) == -1)
errc(1, errno, "getting active vty");
cur_info.console_info.size = sizeof(cur_info.console_info);
if (ioctl(0, CONS_GETINFO, &cur_info.console_info) == -1)
errc(1, errno, "getting console information");
if (ioctl(0, GIO_SCRNMAP, &cur_info.screen_map) == -1)
errc(1, errno, "getting screen map");
if (ioctl(0, CONS_GET, &cur_info.video_mode_number) == -1)
errc(1, errno, "getting video mode number");
cur_info.video_mode_info.vi_mode = cur_info.video_mode_number;
if (ioctl(0, CONS_MODEINFO, &cur_info.video_mode_info) == -1)
errc(1, errno, "getting video mode parameters");
normal_fore_color = cur_info.console_info.mv_norm.fore;
normal_back_color = cur_info.console_info.mv_norm.back;
revers_fore_color = cur_info.console_info.mv_rev.fore;
revers_back_color = cur_info.console_info.mv_rev.back;
}
开发者ID:AhmadTux，项目名称:DragonFlyBSD，代码行数:27，代码来源:vidcontrol.c
示例2: pam_authenticate
void context::authenticate()
{
_M_code = pam_authenticate(_M_pamh, 0);
if(errc(_M_code) != errc::success) throw auth_error(_M_pamh, _M_code);
_M_code = pam_acct_mgmt(_M_pamh, 0);
if(errc(_M_code) != errc::success) throw account_error(_M_pamh, _M_code);
}
开发者ID:dimitry-ishenko，项目名称:camel，代码行数:8，代码来源:pam.cpp
示例3: pam_close_session
void context::close_session()
{
_M_code = pam_close_session(_M_pamh, 0);
if(errc(_M_code) != errc::success)
{
rmcred();
throw session_error(_M_pamh, _M_code);
}
_M_code = rmcred();
if(errc(_M_code) != errc::success) throw cred_error(_M_pamh, _M_code);
}
开发者ID:dimitry-ishenko，项目名称:camel，代码行数:12，代码来源:pam.cpp
示例4: setcred
void context::open_session()
{
_M_code = setcred();
if(errc(_M_code) != errc::success) throw cred_error(_M_pamh, _M_code);
_M_code = pam_open_session(_M_pamh, 0);
if(errc(_M_code) != errc::success)
{
rmcred();
throw session_error(_M_pamh, _M_code);
}
}
开发者ID:dimitry-ishenko，项目名称:camel，代码行数:12，代码来源:pam.cpp
示例5: pam_set_item
void context::insert(pam::item item, const std::string& value)
{
if(item == pam::item::conv || item == pam::item::fail_delay) throw item_error(_M_pamh, errc::bad_item);
_M_code = pam_set_item(_M_pamh, static_cast<int>(item), value.data());
if(errc(_M_code) != errc::success) throw item_error(_M_pamh, _M_code);
}
开发者ID:dimitry-ishenko，项目名称:camel，代码行数:7，代码来源:pam.cpp
示例6: show_adapter_info
static void
show_adapter_info(void)
{
struct video_adapter_info ad;
ad.va_index = 0;
if (ioctl(0, CONS_ADPINFO, &ad) == -1) {
revert();
errc(1, errno, "obtaining adapter information");
}
printf("fb%d:\n", ad.va_index);
printf(" %.*s%d, type:%s%s (%d), flags:0x%x\n",
(int)sizeof(ad.va_name), ad.va_name, ad.va_unit,
(ad.va_flags & V_ADP_VESA) ? "VESA " : "",
adapter_name(ad.va_type), ad.va_type, ad.va_flags);
printf(" initial mode:%d, current mode:%d, BIOS mode:%d\n",
ad.va_initial_mode, ad.va_mode, ad.va_initial_bios_mode);
printf(" frame buffer window:0x%x, buffer size:0x%zx\n",
ad.va_window, ad.va_buffer_size);
printf(" window size:0x%zx, origin:0x%x\n",
ad.va_window_size, ad.va_window_orig);
printf(" display start address (%d, %d), scan line width:%d\n",
ad.va_disp_start.x, ad.va_disp_start.y, ad.va_line_width);
printf(" reserved:0x%x\n", ad.va_unused0);
}
开发者ID:AhmadTux，项目名称:DragonFlyBSD，代码行数:27，代码来源:vidcontrol.c
示例7: open_score_file
int
open_score_file(void)
{
mode_t old_mode;
char *home;
char scorefile[PATH_MAX];
int ret;
int score_fd;
home = getenv("HOME");
if (home == NULL || *home == '\0')
err(1, "getenv");
ret = snprintf(scorefile, sizeof(scorefile), "%s/%s", home,
".atc.scores");
if (ret < 0 || ret >= PATH_MAX)
errc(1, ENAMETOOLONG, "%s/%s", home, ".atc.scores");
old_mode = umask(0);
score_fd = open(scorefile, O_CREAT|O_RDWR, 0644);
if (score_fd < 0)
err(1, "open");
/*
* This is done to take advantage of stdio, while still
* allowing a O_CREAT during the open(2) of the log file.
*/
score_fp = fdopen(score_fd, "r+");
if (score_fp == NULL)
err(1, "fdopen");
umask(old_mode);
return (0);
}
开发者ID:ilyak，项目名称:openbsd，代码行数:31，代码来源:log.c
示例8: main
int
main(void)
{
char sfn[24];
FILE *sfp;
int fd, i;
strlcpy(sfn, "/tmp/barnacles.XXXXXXXX", sizeof(sfn));
if ((fd = mkstemp(sfn)) == -1 ||
(sfp = fdopen(fd, "w+")) == NULL) {
int saved_errno = errno;
if (fd != -1) {
unlink(sfn);
close(fd);
}
errc(1, saved_errno, "could not open temporary file");
}
for (i = 0; i < 4096 * THREAD_COUNT; i++)
if (fwrite(TEXT_N, sizeof(char), strlen(TEXT_N), sfp) == 0)
err(1, "Could not populate test file");
run_threads(fgetln_thread, sfp);
unlink(sfn);
close(fd);
exit(0);
}
开发者ID:Basskrapfen，项目名称:openbsd，代码行数:29，代码来源:fgetln_test.c
示例9: posix_spawn
void *work(void *arg)
{
int count = (int)(intptr_t)arg;
int i;
int ret;
pid_t pid;
for (i=0; i < count; i++) {
ret = posix_spawn(&pid, newargv[0], NULL, NULL, newargv, environ);
if (ret != 0) {
errc(1, ret, "posix_spawn(%s)", newargv[0]);
}
while (-1 == waitpid(pid, &ret, 0)) {
if (errno != EINTR) {
err(1, "waitpid(%d)", pid);
}
}
if (WIFSIGNALED(ret)) {
errx(1, "process exited with signal %d", WTERMSIG(ret));
} else if (WIFSTOPPED(ret)) {
errx(1, "process stopped with signal %d", WSTOPSIG(ret));
} else if (WIFEXITED(ret)) {
if (WEXITSTATUS(ret) != 42) {
errx(1, "process exited with unexpected exit code %d", WEXITSTATUS(ret));
}
} else {
errx(1, "unknown exit condition %x", ret);
}
}
return NULL;
}
开发者ID:Apple-FOSS-Mirror，项目名称:xnu，代码行数:34，代码来源:run.c
示例10: mbssep
static char *
mbssep(char **stringp, const wchar_t *delim)
{
char *s, *tok;
const wchar_t *spanp;
wchar_t c, sc;
size_t n;
if ((s = *stringp) == NULL)
return (NULL);
for (tok = s;;) {
n = mbrtowc(&c, s, MB_LEN_MAX, NULL);
if (n == (size_t)-1 || n == (size_t)-2)
errc(1, EILSEQ, NULL); /* XXX */
s += n;
spanp = delim;
do {
if ((sc = *spanp++) == c) {
if (c == 0)
s = NULL;
else
s[-n] = '\0';
*stringp = s;
return (tok);
}
} while (sc != 0);
}
}
开发者ID:mulichao，项目名称:freebsd，代码行数:28，代码来源:join.c
示例11: main
int
main(void)
{
char sfn[24];
char buf[sizeof(TEXT)];
FILE *sfp;
int fd;
strlcpy(sfn, "/tmp/barnacles.XXXXXXXX", sizeof(sfn));
if ((fd = mkstemp(sfn)) == -1 ||
(sfp = fdopen(fd, "w+")) == NULL) {
int saved_errno = errno;
if (fd != -1) {
unlink(sfn);
close(fd);
}
errc(1, saved_errno, "could not open temporary file");
}
run_threads(fwrite_thread, sfp);
while (fread(buf, sizeof(char), strlen(TEXT), sfp)) /* verify */
if (strncmp(buf, TEXT, sizeof(TEXT)))
err(1, "Thread writes were not atomic!!!");
unlink(sfn);
close(fd);
exit(0);
}
开发者ID:Basskrapfen，项目名称:openbsd，代码行数:30，代码来源:fwrite_test.c
示例12: fcopy
int
fcopy(char *src, char *dst, mode_t mode)
{
int ifd, ofd;
u_int8_t buf[BUFSIZ];
ssize_t r;
if ((ifd = open(src, O_RDONLY)) == -1)
err(1, "open %s", src);
if ((ofd = open(dst, O_WRONLY|O_CREAT|O_TRUNC, mode)) == -1) {
int saved_errno = errno;
close(ifd);
errc(1, saved_errno, "open %s", dst);
}
while ((r = read(ifd, buf, sizeof(buf))) > 0) {
write(ofd, buf, r);
}
close(ofd);
close(ifd);
return (r == -1);
}
开发者ID:SylvestreG，项目名称:bitrig，代码行数:25，代码来源:ikeca.c
示例13: pam_start
context::context(const std::string& service, const std::string& username)
{
auto s = app::clone(service), u = username.size() ? app::clone(username) : nullptr;
pam_conv conv = { despatch, this };
_M_code = pam_start(s.get(), u.get(), &conv, &_M_pamh);
if(errc(_M_code) != errc::success) throw pam_error(_M_code);
}
开发者ID:dimitry-ishenko，项目名称:camel，代码行数:8，代码来源:pam.cpp
示例14: clear_history
static void
clear_history(void)
{
if (ioctl(0, CONS_CLRHIST) == -1) {
revert();
errc(1, errno, "clearing history buffer");
}
}
开发者ID:AhmadTux，项目名称:DragonFlyBSD，代码行数:8，代码来源:vidcontrol.c
示例15: load_default_vt4font
static void
load_default_vt4font(void)
{
if (ioctl(0, PIO_VFONT_DEFAULT) == -1) {
revert();
errc(1, errno, "loading default vt font");
}
}
开发者ID:jamesbjackson，项目名称:src，代码行数:8，代码来源:vidcontrol.c
示例16: ccom
char ccom(char c){
if( c == '*' )
return cBlockComment();
if( c == '/' )
return cLineComment();
else
errc("not a comment start /", c);
return c;
}
开发者ID:theme，项目名称:K_R，代码行数:9，代码来源:e1-24.c
示例17: cquotes
char cquotes(char q){
if( q == '\'' )
return cCharConst();
if( q == '\"' )
return cString();
else
errc("not a quotes start", q);
return q;
}
开发者ID:theme，项目名称:K_R，代码行数:9，代码来源:e1-24.c
示例18: reorder_syms
void
reorder_syms(Elf_Ehdr * ehdr, Elf_Shdr * symsect,
Elf_Sym * symtab, int symtabsize, int symtabsecnum)
{
int i;
int nsyms;
int cursym;
Elf_Sym *tmpsymtab;
Symmap *symmap;
nsyms = symtabsize / sizeof(Elf_Sym);
tmpsymtab = (Elf_Sym *) calloc(1, symtabsize);
symmap = (Symmap *) calloc(nsyms, sizeof(Symmap));
if (!tmpsymtab || !symmap)
errc(5, ENOMEM, "calloc");
bcopy(symtab, tmpsymtab, symtabsize);
cursym = 1;
for (i = 1; i < nsyms; i++) {
if ((tmpsymtab[i].st_info & 0xf0) == 0x00) {
#ifdef DEBUG
printf("copying l o%d n%d <%s>\n", i, cursym,
get_str(tmpsymtab[i].st_name));
#endif
bcopy(&(tmpsymtab[i]), &(symtab[cursym]),
sizeof(Elf_Sym));
symmap[i] = cursym;
cursym++;
}
}
symsect->sh_info = cursym;
for (i = 1; i < nsyms; i++) {
if ((tmpsymtab[i].st_info & 0xf0) != 0x00) {
#ifdef DEBUG
printf("copying nl o%d n%d <%s>\n", i, cursym,
get_str(tmpsymtab[i].st_name));
#endif
bcopy(&(tmpsymtab[i]), &(symtab[cursym]),
sizeof(Elf_Sym));
symmap[i] = cursym;
cursym++;
}
}
if (cursym != nsyms) {
printf("miscounted symbols somewhere c %d n %d \n",
cursym, nsyms);
exit(5);
}
renum_reloc_syms(ehdr, symmap, symtabsecnum);
free(tmpsymtab);
free(symmap);
}
开发者ID:SylvestreG，项目名称:bitrig，代码行数:55，代码来源:elf_hide.c
示例19: cBlockComment
char cBlockComment(){
char e, f;
e = gc();
if( e == EOF )
return e;
if( e == '*' ){
f = gc();
if( f == EOF || f == '/')
return f;
}else{
while ( (f = gc() ) != EOF)
{
if ( e == '*' && f == '/'){
return f;
}else {
if( e =='/' && f == '*' )
printf("%ld:%ld: warning: /* in block comment\n",
crow, ccol );
e = f;
}
}
return EOF;
}
while ( ( e = gc() ) != EOF && e != '*')
;
if ( e == '*'){
if((f = gc()) != EOF){
if ( f == '/')
return '/';
else
return cBlockComment();
}else{
errc("\tbroken block comment at EOF", ' ');
return EOF;
}
}else{
errc("\tbroken block comment at EOF", ' ');
return EOF;
}
}
开发者ID:theme，项目名称:K_R，代码行数:42，代码来源:e1-24.c
示例20: pam_get_item
std::string context::get(pam::item item, bool* found)
{
if(item == pam::item::conv || item == pam::item::fail_delay) throw item_error(_M_pamh, errc::bad_item);
const void* x = nullptr;
_M_code = pam_get_item(_M_pamh, static_cast<int>(item), &x);
if(errc(_M_code) != errc::success) throw item_error(_M_pamh, _M_code);
if(found) *found = x;
return x ? std::string(static_cast<const char*>(x)) : std::string();
}
开发者ID:dimitry-ishenko，项目名称:camel，代码行数:11，代码来源:pam.cpp
注：本文中的errc函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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