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[/] [or1k/] [trunk/] [uclinux/] [uC-libc/] [misc/] [execvep.c] - Rev 199
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#include <unistd.h> #include <stdlib.h> #include <string.h> #include <errno.h> int execvep(path, argv, envp) const char * path; const char * argv[]; const char * envp[]; { if (!strchr(path, '/')) { char partial[128]; char * p = getenv("PATH"); char * p2; if (!p) p = "/bin:/usr/bin"; for (;p && *p;) { strcpy(partial, p); p2 = strchr(partial, ':'); if (p2) *p2 = '\0'; if (strlen(partial)) strcat(partial, "/"); strcat(partial, path); execve(partial, argv, envp); if (errno != ENOENT) return -1; p2 = strchr(p, ':'); if (p2) p = p2 + 1; else p = 0; } return -1; } else return execve(path, argv, envp); }
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