ref: ed2b11a8ac69cd8296aa0910f2f08c5f2cab2752
dir: /llt/dirpath.c/
#include <stdlib.h> #include <stdio.h> #include <string.h> #include <time.h> #include <assert.h> #include <errno.h> #include <limits.h> #include <sys/stat.h> #include <sys/types.h> #include "dtypes.h" #ifdef WIN32 #include <malloc.h> #include <sys/timeb.h> #include <windows.h> #undef NO_ERROR #undef MOD_SHIFT #undef TRUE #undef FALSE #undef VOID #else #include <sys/time.h> #include <sys/poll.h> #include <unistd.h> #endif #include "dirpath.h" void get_cwd(char *buf, size_t size) { #ifndef WIN32 getcwd(buf, size); #else GetCurrentDirectory(size, buf); #endif } int set_cwd(char *buf) { #ifndef WIN32 if (chdir(buf) == -1) return 1; #else if (SetCurrentDirectory(buf) == 0) return 1; #endif return 0; } // destructively convert path to directory part void path_to_dirname(char *path) { char *sep = strrchr(path, PATHSEP); if (sep != NULL) { *sep = '\0'; } else { path[0] = '\0'; } } #ifdef LINUX char *get_exename(char *buf, size_t size) { char linkname[64]; /* /proc/<pid>/exe */ pid_t pid; ssize_t ret; /* Get our PID and build the name of the link in /proc */ pid = getpid(); if (snprintf(linkname, sizeof(linkname), "/proc/%i/exe", pid) < 0) return NULL; /* Now read the symbolic link */ ret = readlink(linkname, buf, size); /* In case of an error, leave the handling up to the caller */ if (ret == -1) return NULL; /* Report insufficient buffer size */ if ((size_t)ret >= size) return NULL; /* Ensure proper NUL termination */ buf[ret] = 0; return buf; } #elif defined(WIN32) char *get_exename(char *buf, size_t size) { if (GetModuleFileName(NULL, buf, size) == 0) return NULL; return buf; } #elif defined(MACOSX) #include "/Developer/Headers/FlatCarbon/Processes.h" #include "/Developer/Headers/FlatCarbon/Files.h" char *get_exename(char *buf, size_t size) { ProcessSerialNumber PSN; FSRef ref; if (GetCurrentProcess(&PSN) < 0 || GetProcessBundleLocation(&PSN, &ref) < 0 || FSRefMakePath(&ref, buf, size) < 0) return NULL; return buf; } #endif