landley | 4f344e3 | 2006-10-05 16:18:03 -0400 | [diff] [blame] | 1 | /* vi: set ts=4 :*/ |
landley | 09ea7ac | 2006-10-30 01:38:00 -0500 | [diff] [blame] | 2 | /* lib.h - header file for lib directory |
| 3 | * |
| 4 | * Copyright 2006 Rob Landley <rob@landley.net> |
| 5 | */ |
landley | 4f344e3 | 2006-10-05 16:18:03 -0400 | [diff] [blame] | 6 | |
Rob Landley | f01503d | 2012-02-02 07:26:39 -0600 | [diff] [blame] | 7 | // Unfortunately, sizeof() doesn't work in a preprocessor test. TODO. |
| 8 | |
| 9 | //#if sizeof(double) <= sizeof(long) |
| 10 | //typedef double FLOAT; |
| 11 | //#else |
| 12 | typedef float FLOAT; |
| 13 | //#endif |
| 14 | |
Rob Landley | 1521a9e | 2006-11-25 16:06:55 -0500 | [diff] [blame] | 15 | // libc generally has this, but the headers are screwed up |
| 16 | ssize_t getline(char **lineptr, size_t *n, FILE *stream); |
| 17 | |
Rob Landley | 0a04b3e | 2006-11-03 00:05:52 -0500 | [diff] [blame] | 18 | // llist.c |
Rob Landley | 0a04b3e | 2006-11-03 00:05:52 -0500 | [diff] [blame] | 19 | |
| 20 | struct string_list { |
| 21 | struct string_list *next; |
| 22 | char str[0]; |
| 23 | }; |
| 24 | |
Rob Landley | 8324b89 | 2006-11-19 02:49:22 -0500 | [diff] [blame] | 25 | struct arg_list { |
| 26 | struct arg_list *next; |
| 27 | char *arg; |
| 28 | }; |
| 29 | |
Rob Landley | bc07865 | 2007-12-15 21:47:25 -0600 | [diff] [blame] | 30 | struct double_list { |
| 31 | struct double_list *next; |
| 32 | struct double_list *prev; |
| 33 | char *data; |
| 34 | }; |
| 35 | |
Rob Landley | 6ef04ef | 2008-01-20 17:34:53 -0600 | [diff] [blame] | 36 | void llist_free(void *list, void (*freeit)(void *data)); |
| 37 | void *llist_pop(void *list); // actually void **list, but the compiler's dumb |
Rob Landley | 2c48247 | 2012-03-12 00:25:40 -0500 | [diff] [blame^] | 38 | void dlist_add_nomalloc(struct double_list **list, struct double_list *new); |
Rob Landley | bdf037f | 2008-10-23 16:44:30 -0500 | [diff] [blame] | 39 | struct double_list *dlist_add(struct double_list **list, char *data); |
Rob Landley | 6ef04ef | 2008-01-20 17:34:53 -0600 | [diff] [blame] | 40 | |
Rob Landley | 103b7e0 | 2007-10-04 02:04:10 -0500 | [diff] [blame] | 41 | // args.c |
| 42 | void get_optflags(void); |
| 43 | |
| 44 | // dirtree.c |
Rob Landley | d25f7e4 | 2007-02-03 14:11:26 -0500 | [diff] [blame] | 45 | struct dirtree { |
Rob Landley | 720fc26 | 2007-02-04 19:14:58 -0500 | [diff] [blame] | 46 | struct dirtree *next, *child, *parent; |
Rob Landley | d25f7e4 | 2007-02-03 14:11:26 -0500 | [diff] [blame] | 47 | struct stat st; |
Rob Landley | 988abb3 | 2008-05-12 00:52:27 -0500 | [diff] [blame] | 48 | int depth; |
Rob Landley | d25f7e4 | 2007-02-03 14:11:26 -0500 | [diff] [blame] | 49 | char name[]; |
| 50 | }; |
| 51 | |
Rob Landley | 103b7e0 | 2007-10-04 02:04:10 -0500 | [diff] [blame] | 52 | struct dirtree *dirtree_add_node(char *path); |
| 53 | struct dirtree *dirtree_read(char *path, struct dirtree *parent, |
Rob Landley | 7f184fa | 2008-02-21 04:44:42 -0600 | [diff] [blame] | 54 | int (*callback)(char *path, struct dirtree *node)); |
Rob Landley | 8324b89 | 2006-11-19 02:49:22 -0500 | [diff] [blame] | 55 | |
Rob Landley | 103b7e0 | 2007-10-04 02:04:10 -0500 | [diff] [blame] | 56 | // lib.c |
Rob Landley | e15850a | 2007-11-19 01:51:00 -0600 | [diff] [blame] | 57 | void xstrcpy(char *dest, char *src, size_t size); |
landley | 09ea7ac | 2006-10-30 01:38:00 -0500 | [diff] [blame] | 58 | void verror_msg(char *msg, int err, va_list va); |
| 59 | void error_msg(char *msg, ...); |
| 60 | void perror_msg(char *msg, ...); |
Rob Landley | efa93b9 | 2007-11-15 21:12:24 -0600 | [diff] [blame] | 61 | void error_exit(char *msg, ...) noreturn; |
| 62 | void perror_exit(char *msg, ...) noreturn; |
landley | 4f344e3 | 2006-10-05 16:18:03 -0400 | [diff] [blame] | 63 | void *xmalloc(size_t size); |
landley | cd9dfc3 | 2006-10-18 18:38:16 -0400 | [diff] [blame] | 64 | void *xzalloc(size_t size); |
Rob Landley | 0c93f6c | 2007-04-29 19:55:21 -0400 | [diff] [blame] | 65 | void *xrealloc(void *ptr, size_t size); |
Rob Landley | 1e01cd1 | 2010-01-05 10:48:32 -0600 | [diff] [blame] | 66 | char *xstrndup(char *s, size_t n); |
| 67 | char *xstrdup(char *s); |
landley | 00f87f1 | 2006-10-25 18:38:37 -0400 | [diff] [blame] | 68 | char *xmsprintf(char *format, ...); |
Rob Landley | 24d1d45 | 2007-01-20 18:04:20 -0500 | [diff] [blame] | 69 | void xprintf(char *format, ...); |
Rob Landley | 5084fea | 2007-06-18 00:14:03 -0400 | [diff] [blame] | 70 | void xputs(char *s); |
Rob Landley | 24d1d45 | 2007-01-20 18:04:20 -0500 | [diff] [blame] | 71 | void xputc(char c); |
| 72 | void xflush(void); |
landley | 09ea7ac | 2006-10-30 01:38:00 -0500 | [diff] [blame] | 73 | void xexec(char **argv); |
Rob Landley | d3e9d64 | 2007-01-08 03:25:47 -0500 | [diff] [blame] | 74 | void xaccess(char *path, int flags); |
Rob Landley | e745d8e | 2007-12-20 06:30:19 -0600 | [diff] [blame] | 75 | void xunlink(char *path); |
Rob Landley | 1322beb | 2007-01-07 22:51:12 -0500 | [diff] [blame] | 76 | int xcreate(char *path, int flags, int mode); |
| 77 | int xopen(char *path, int flags); |
Rob Landley | bc07865 | 2007-12-15 21:47:25 -0600 | [diff] [blame] | 78 | void xclose(int fd); |
landley | 4f344e3 | 2006-10-05 16:18:03 -0400 | [diff] [blame] | 79 | FILE *xfopen(char *path, char *mode); |
Rob Landley | 9016377 | 2007-01-18 21:54:08 -0500 | [diff] [blame] | 80 | ssize_t readall(int fd, void *buf, size_t len); |
| 81 | ssize_t writeall(int fd, void *buf, size_t len); |
| 82 | size_t xread(int fd, void *buf, size_t len); |
| 83 | void xreadall(int fd, void *buf, size_t len); |
| 84 | void xwrite(int fd, void *buf, size_t len); |
Rob Landley | 5247671 | 2009-01-18 16:19:25 -0600 | [diff] [blame] | 85 | off_t xlseek(int fd, off_t offset, int whence); |
Rob Landley | e824ed1 | 2008-07-18 08:43:18 -0500 | [diff] [blame] | 86 | char *readfile(char *name); |
| 87 | char *xreadfile(char *name); |
landley | 00f87f1 | 2006-10-25 18:38:37 -0400 | [diff] [blame] | 88 | char *xgetcwd(void); |
Rob Landley | d25f7e4 | 2007-02-03 14:11:26 -0500 | [diff] [blame] | 89 | void xstat(char *path, struct stat *st); |
Rob Landley | fa98d01 | 2006-11-02 02:57:27 -0500 | [diff] [blame] | 90 | char *xabspath(char *path); |
Rob Landley | 988abb3 | 2008-05-12 00:52:27 -0500 | [diff] [blame] | 91 | void xchdir(char *path); |
Rob Landley | 3548341 | 2007-12-27 21:36:33 -0600 | [diff] [blame] | 92 | void xmkpath(char *path, int mode); |
Rob Landley | e0377fb | 2010-01-05 12:17:05 -0600 | [diff] [blame] | 93 | void xsetuid(uid_t uid); |
Rob Landley | 0a04b3e | 2006-11-03 00:05:52 -0500 | [diff] [blame] | 94 | struct string_list *find_in_path(char *path, char *filename); |
landley | 09ea7ac | 2006-10-30 01:38:00 -0500 | [diff] [blame] | 95 | void utoa_to_buf(unsigned n, char *buf, unsigned buflen); |
| 96 | void itoa_to_buf(int n, char *buf, unsigned buflen); |
| 97 | char *utoa(unsigned n); |
| 98 | char *itoa(int n); |
Rob Landley | f575716 | 2007-02-16 21:08:22 -0500 | [diff] [blame] | 99 | long atolx(char *c); |
Rob Landley | e2580db | 2007-01-23 13:20:38 -0500 | [diff] [blame] | 100 | off_t fdlength(int fd); |
Rob Landley | 0c93f6c | 2007-04-29 19:55:21 -0400 | [diff] [blame] | 101 | char *xreadlink(char *name); |
Rob Landley | ad63f4b | 2011-12-12 15:19:52 -0600 | [diff] [blame] | 102 | void loopfiles_rw(char **argv, int flags, int permissions, int failok, |
| 103 | void (*function)(int fd, char *name)); |
Rob Landley | 7634b55 | 2007-11-29 17:49:50 -0600 | [diff] [blame] | 104 | void loopfiles(char **argv, void (*function)(int fd, char *name)); |
Rob Landley | 3fc4e0f | 2008-04-13 00:29:00 -0500 | [diff] [blame] | 105 | char *get_rawline(int fd, long *plen, char end); |
Rob Landley | bc07865 | 2007-12-15 21:47:25 -0600 | [diff] [blame] | 106 | char *get_line(int fd); |
| 107 | void xsendfile(int in, int out); |
Rob Landley | 42ecbab | 2007-12-18 02:02:21 -0600 | [diff] [blame] | 108 | int copy_tempfile(int fdin, char *name, char **tempname); |
| 109 | void delete_tempfile(int fdin, int fdout, char **tempname); |
| 110 | void replace_tempfile(int fdin, int fdout, char **tempname); |
Rob Landley | b15b8fa | 2009-01-05 01:05:43 -0600 | [diff] [blame] | 111 | void crc_init(unsigned int *crc_table, int little_endian); |
Rob Landley | 26e7b5e | 2012-02-02 07:27:35 -0600 | [diff] [blame] | 112 | void terminal_size(unsigned *x, unsigned *y); |
Rob Landley | f793d53 | 2012-02-27 21:56:49 -0600 | [diff] [blame] | 113 | int yesno(char *prompt, int def); |
Rob Landley | ebcf0be | 2012-02-18 18:53:57 -0600 | [diff] [blame] | 114 | void for_each_pid_with_name_in(char **names, void (*callback)(pid_t pid)); |
Rob Landley | 26e7b5e | 2012-02-02 07:27:35 -0600 | [diff] [blame] | 115 | |
landley | 4f344e3 | 2006-10-05 16:18:03 -0400 | [diff] [blame] | 116 | |
landley | cd9dfc3 | 2006-10-18 18:38:16 -0400 | [diff] [blame] | 117 | // getmountlist.c |
landley | 4f344e3 | 2006-10-05 16:18:03 -0400 | [diff] [blame] | 118 | struct mtab_list { |
| 119 | struct mtab_list *next; |
landley | 09ea7ac | 2006-10-30 01:38:00 -0500 | [diff] [blame] | 120 | struct stat stat; |
| 121 | struct statvfs statvfs; |
landley | 4f344e3 | 2006-10-05 16:18:03 -0400 | [diff] [blame] | 122 | char *dir; |
| 123 | char *device; |
| 124 | char type[0]; |
| 125 | }; |
| 126 | |
| 127 | struct mtab_list *getmountlist(int die); |
| 128 | |
Rob Landley | 6000f13 | 2007-01-18 22:00:12 -0500 | [diff] [blame] | 129 | void bunzipStream(int src_fd, int dst_fd); |
Rob Landley | 2dd50ad | 2012-02-26 13:48:00 -0600 | [diff] [blame] | 130 | |
| 131 | // signal |
| 132 | |
| 133 | int sig_to_num(char *pidstr); |
| 134 | char *num_to_sig(int sig); |