#include #include #include #include #include #include #include #include #include #include "subcmd-util.h" #include "help.h" #include "exec-cmd.h" void add_cmdname(struct cmdnames *cmds, const char *name, size_t len) { struct cmdname *ent = malloc(sizeof(*ent) + len + 1); ent->len = len; memcpy(ent->name, name, len); ent->name[len] = 0; ALLOC_GROW(cmds->names, cmds->cnt + 1, cmds->alloc); cmds->names[cmds->cnt++] = ent; } void clean_cmdnames(struct cmdnames *cmds) { unsigned int i; for (i = 0; i < cmds->cnt; ++i) zfree(&cmds->names[i]); zfree(&cmds->names); cmds->cnt = 0; cmds->alloc = 0; } int cmdname_compare(const void *a_, const void *b_) { struct cmdname *a = *(struct cmdname **)a_; struct cmdname *b = *(struct cmdname **)b_; return strcmp(a->name, b->name); } void uniq(struct cmdnames *cmds) { unsigned int i, j; if (!cmds->cnt) return; for (i = j = 1; i < cmds->cnt; i++) if (strcmp(cmds->names[i]->name, cmds->names[i-1]->name)) cmds->names[j++] = cmds->names[i]; cmds->cnt = j; } void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes) { size_t ci, cj, ei; int cmp; ci = cj = ei = 0; while (ci < cmds->cnt && ei < excludes->cnt) { cmp = strcmp(cmds->names[ci]->name, excludes->names[ei]->name); if (cmp < 0) cmds->names[cj++] = cmds->names[ci++]; else if (cmp == 0) ci++, ei++; else if (cmp > 0) ei++; } while (ci < cmds->cnt) cmds->names[cj++] = cmds->names[ci++]; cmds->cnt = cj; } static void get_term_dimensions(struct winsize *ws) { char *s = getenv("LINES"); if (s != NULL) { ws->ws_row = atoi(s); s = getenv("COLUMNS"); if (s != NULL) { ws->ws_col = atoi(s); if (ws->ws_row && ws->ws_col) return; } } #ifdef TIOCGWINSZ if (ioctl(1, TIOCGWINSZ, ws) == 0 && ws->ws_row && ws->ws_col) return; #endif ws->ws_row = 25; ws->ws_col = 80; } static void pretty_print_string_list(struct cmdnames *cmds, int longest) { int cols = 1, rows; int space = longest + 1; /* min 1 SP between words */ struct winsize win; int max_cols; int i, j; get_term_dimensions(&win); max_cols = win.ws_col - 1; /* don't print *on* the edge */ if (space < max_cols) cols = max_cols / space; rows = (cmds->cnt + cols - 1) / cols; for (i = 0; i < rows; i++) { printf(" "); for (j = 0; j < cols; j++) { unsigned int n = j * rows + i; unsigned int size = space; if (n >= cmds->cnt) break; if (j == cols-1 || n + rows >= cmds->cnt) size = 1; printf("%-*s", size, cmds->names[n]->name); } putchar('\n'); } } static int is_executable(const char *name) { struct stat st; if (stat(name, &st) || /* stat, not lstat */ !S_ISREG(st.st_mode)) return 0; return st.st_mode & S_IXUSR; } static int has_extension(const char *filename, const char *ext) { size_t len = strlen(filename); size_t extlen = strlen(ext); return len > extlen && !memcmp(filename + len - extlen, ext, extlen); } static void list_commands_in_dir(struct cmdnames *cmds, const char *path, const char *prefix) { int prefix_len; DIR *dir = opendir(path); struct dirent *de; char *buf = NULL; if (!dir) return; if (!prefix) prefix = "perf-"; prefix_len = strlen(prefix); astrcatf(&buf, "%s/", path); while ((de = readdir(dir)) != NULL) { int entlen; if (prefixcmp(de->d_name, prefix)) continue; astrcat(&buf, de->d_name); if (!is_executable(buf)) continue; entlen = strlen(de->d_name) - prefix_len; if (has_extension(de->d_name, ".exe")) entlen -= 4; add_cmdname(cmds, de->d_name + prefix_len, entlen); } closedir(dir); free(buf); } void load_command_list(const char *prefix, struct cmdnames *main_cmds, struct cmdnames *other_cmds) { const char *env_path = getenv("PATH"); char *exec_path = get_argv_exec_path(); if (exec_path) { list_commands_in_dir(main_cmds, exec_path, prefix); qsort(main_cmds->names, main_cmds->cnt, sizeof(*main_cmds->names), cmdname_compare); uniq(main_cmds); } if (env_path) { char *paths, *path, *colon; path = paths = strdup(env_path); while (1) { if ((colon = strchr(path, ':'))) *colon = 0; if (!exec_path || strcmp(path, exec_path)) list_commands_in_dir(other_cmds, path, prefix); if (!colon) break; path = colon + 1; } free(paths); qsort(other_cmds->names, other_cmds->cnt, sizeof(*other_cmds->names), cmdname_compare); uniq(other_cmds); } free(exec_path); exclude_cmds(other_cmds, main_cmds); } void list_commands(const char *title, struct cmdnames *main_cmds, struct cmdnames *other_cmds) { unsigned int i, longest = 0; for (i = 0; i < main_cmds->cnt; i++) if (longest < main_cmds->names[i]->len) longest = main_cmds->names[i]->len; for (i = 0; i < other_cmds->cnt; i++) if (longest < other_cmds->names[i]->len) longest = other_cmds->names[i]->len; if (main_cmds->cnt) { char *exec_path = get_argv_exec_path(); printf("available %s in '%s'\n", title, exec_path); printf("----------------"); mput_char('-', strlen(title) + strlen(exec_path)); putchar('\n'); pretty_print_string_list(main_cmds, longest); putchar('\n'); free(exec_path); } if (other_cmds->cnt) { printf("%s available from elsewhere on your $PATH\n", title); printf("---------------------------------------"); mput_char('-', strlen(title)); putchar('\n'); pretty_print_string_list(other_cmds, longest); putchar('\n'); } } int is_in_cmdlist(struct cmdnames *c, const char *s) { unsigned int i; for (i = 0; i < c->cnt; i++) if (!strcmp(s, c->names[i]->name)) return 1; return 0; } d=926af6273fc683cd98cd0ce7bf0d04a02eed6742'>926af6273fc683cd98cd0ce7bf0d04a02eed6742 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
The conflict was an interaction between a bug fix in the netvsc driver in 'net' and an optimization of the RX path in 'net-next'. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'sound/sparc')