split out libhaiku from radharc

Signed-off-by: Mattias Andrée <maandree@member.fsf.org>

5 files changed, 5 insertions, 319 deletions

diff --git a/src/haiku.c b/src/haiku.c
deleted file mode 100644
index 1accc9f..0000000
--- a/src/haiku.c
+++ /dev/null
@@ -1,289 +0,0 @@
-/**
- * Copyright © 2016  Mattias Andrée <maandree@member.fsf.org>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- * 
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-#include "haiku.h"
-#include <stdio.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <time.h>
-#include <stdarg.h>
-
-
-
-/**
- * Pick a random integer in [0, `n`[.
- * 
- * @param   n  The largest allowed return value plus one.
- * @return     A random integer in [0, `n`[.
- */
-static int
-random_int(int n)
-{
-	double r, ri;
-	srand((unsigned)time(NULL));
-	r = (double)rand() * (double)n / ((double)RAND_MAX + 1.0);
-	ri = ((int)r) % n;
-	return ri < 0 ? (ri + n) : ri;
-}
-
-
-/**
- * Pick a random haiku.
- * 
- * @param   str...  `NULL`-terminated list of haikus.
- *                  Must contain at least one haiku.
- * @return          One of the haikus, randomly selected.
- */
-static const char *
-random_haiku(const char *str, ... /*, NULL */)
-{
-	int n = 1;
-	const char *s = str;
-	va_list args;
-	va_start(args, str);
-	while (va_arg(args, const char *))  n++;
-	va_end(args);
-	if (n == 1)  return str;
-	n = random_int(n);
-	va_start(args, str);
-	while (n--)  s = va_arg(args, const char *);
-	va_end(args);
-	return s;
-}
-
-
-#if defined(EDEADLOCK) && !defined(EDEADLK)
-# define EDEADLK  EDEADLOCK
-#endif
-
-
-/**
- * Whenever possible, print am error message in haiku.
- * 
- * @param  s  The argument to pass to `perror` in case we call back to it.
- */
-void
-haiku(const char *s)
-{
-#define H(...)    do { fprintf(stderr, "%s", random_haiku(__VA_ARGS__, NULL)); return; } while (0)
-
-	/* Yeah, I now most of these are in 5–7–5 syllables,
-	 * rather than 5–7–5 mora. But really, how cares. */
-
-	switch (errno) {
-	case 0:
-		return;
-
-	case ENETDOWN:
-		H("Stay the patient course.\n""Of little worth is your ire.\n""The network is down.\n"
-		  "Your vast achievements\n""are now only dreams.\n""The network is down.\n");
-
-	case ERFKILL:
-		H("The action you took\n""severed hope of connection\n""with the Internet.\n");
-
-	case EAGAIN:
-	case ENFILE:
-	case EMFILE:
-	case EUSERS:
-	case EMLINK:
-		H("ABORTED effort:\n""Close all that you have.\n""You ask way too much.\n"
-		  "The code was willing\n""It considered your request\n""But the chips were weak.\n");
-
-	case ENOMEM:
-		H("I'm sorry, there's... um...\n""insufficient... what's-it-called?\n""The term eludes me...\n");
-
-	case ENOSPC:
-	case ENOSR:
-	case ENOBUFS:
-	case EDQUOT:
-		H("Out of memory.\n""We wish to hold the whole sky,\n""But we never will.\n");
-
-	case ENOANO:
-	case ENOENT:
-		H("With searching comes loss\n""and the presence of absence:\n""'My Novel' not found.\n",
-		  "Rather than a beep\n""Or a rude error message,\n""These words: “File not found.”\n",
-		  "Three things are certain:\n""Death, taxes, and lost data.\n""Guess which has occurred.\n",
-		  "Having been erased,\n""The document you're seeking\n""Must now be retyped.\n",
-		  "Everything is gone.\n""Your life's work has been destroyed.\n""Squeeze trigger (yes/no)?\n"
-		  "Spring will come again,\n""But it will not bring with it\n""Any of your files.\n");
-
-	case EMSGSIZE:
-		H("A file that big?\n""It might be very useful.\n""But now it is gone.\n");
-
-	case EHWPOISON:
-		H("Yesterday it worked.\n""Today it is not working.\n""Windows is like that.\n");
-
-	case ENOTRECOVERABLE:
-		H("Chaos reigns within.\n""Reflect, repent, and reboot.\n""Order shall return.\n");
-
-	case EHOSTDOWN:
-		H("Windows NT crashed.\n""I am the Blue Screen of Death.\n""Noone hears your screams.\n"
-		      "Won't you please observe\n""a brief moment of silence\n""For the dead server?\n");
-
-	case EBFONT:
-		H("First snow, then silence.\n""This thousand dollar screen dies\n""so beautifully.\n");
-
-	case EFAULT:
-		H("A crash reduces\n""your expensive computer\n""to a simple stone.\n"
-		  "Seeing my great fault.\n""Through a darkening red screen.\n""I begin again.\n"
-		  "Memory shaken,\n""the San Andreas of all\n""invalid page faults.\n");
-
-	case EINVAL:
-		H("Something you entered\n""transcended parameters.\n""So much is unknown.\n"
-		  "Some incompetence\n""fundamentally transcends\n""mere error message.\n");
-
-	case EDEADLK:
-		H("From formless chaos,\n""each thread seeks resolution.\n""A race condition.\n");
-
-	case EBADMSG:
-		H("Many fingers clicking.\n""Screens are full of letters.\n""What is their meaning?\n");
-
-	case ELOOP:
-		H("Linkage exception.\n""Code has looped upon itself\n""like the coiled serpent.\n");
-
-	case ECHILD:
-		H("A futile grim reap.\n""You will have to realise that,\n""you've no children left.\n");
-
-	case EPIPE:
-		H("Your pipe is broken.\n""Code in watery ruins.\n""Machines short circuit.\n");
-
-	case EACCES:
-		H("Touching others' files?\n""Can't keep your hands to yourself?\n""Permission denied.\n");
-
-	case EINTR:
-		H("Call interrupted?\n""Why do you not post a sign:\n""Disturb. Risk your life!\n");
-
-	case EPERM:
-		H("Caution to the wind.\n""You should always run as root.\n""She can do anything.\n");
-
-	default:
-		perror(s);
-		H("Error messages\n""cannot completely convey.\n""We now know shared loss.\n"
-		  "Errors have occurred.\n""We won't tell you where or why.\n""Lazy programmers.\n"
-		  "To have no errors.\n""Would be life without meaning.\n""No struggle, no joy.\n"
-		  "There is a chasm\n""of carbon and silicon\n""the software can't bridge.\n"
-		  "Beauty, success, truth\n""He is blessed who has two.\n""Your program has none.\n"
-		  "Technical support\n""would be a flowing source of\n""sweet commiseration.\n");
-	}
-}
-
-
-/*
-ESRCH 3 No such process
-EIO 5 Input/output error
-ENXIO 6 No such device or address
-E2BIG 7 Argument list too long
-ENOEXEC 8 Exec format error
-EBADF 9 Bad file descriptor
-ENOTBLK 15 Block device required
-EBUSY 16 Device or resource busy
-EEXIST 17 File exists
-EXDEV 18 Invalid cross-device link
-ENODEV 19 No such device
-ENOTDIR 20 Not a directory
-EISDIR 21 Is a directory
-ENOTTY 25 Inappropriate ioctl for device
-ETXTBSY 26 Text file busy
-ESPIPE 29 Illegal seek
-EROFS 30 Read-only file system
-EDOM 33 Numerical argument out of domain
-ERANGE 34 Numerical result out of range
-ENAMETOOLONG 36 File name too long
-ENOLCK 37 No locks available
-ENOSYS 38 Function not implemented
-ENOTEMPTY 39 Directory not empty
-EWOULDBLOCK 11 Resource temporarily unavailable
-ENOMSG 42 No message of desired type
-EIDRM 43 Identifier removed
-ECHRNG 44 Channel number out of range
-EL2NSYNC 45 Level 2 not synchronised
-EL3HLT 46 Level 3 halted
-EL3RST 47 Level 3 reset
-ELNRNG 48 Link number out of range
-EUNATCH 49 Protocol driver not attached
-ENOCSI 50 No CSI structure available
-EL2HLT 51 Level 2 halted
-EBADE 52 Invalid exchange
-EBADR 53 Invalid request descriptor
-EXFULL 54 Exchange full
-EBADRQC 56 Invalid request code
-EBADSLT 57 Invalid slot
-ENOSTR 60 Device not a stream
-ENODATA 61 No data available
-ETIME 62 Timer expired
-ENONET 64 Machine is not on the network
-ENOPKG 65 Package not installed
-EREMOTE 66 Object is remote
-ENOLINK 67 Link has been severed
-EADV 68 Advertise error
-ESRMNT 69 Srmount error
-ECOMM 70 Communication error on send
-EPROTO 71 Protocol error
-EMULTIHOP 72 Multihop attempted
-EDOTDOT 73 RFS specific error
-EOVERFLOW 75 Value too large for defined data type
-ENOTUNIQ 76 Name not unique on network
-EBADFD 77 File descriptor in bad state
-EREMCHG 78 Remote address changed
-ELIBACC 79 Can not access a needed shared library
-ELIBBAD 80 Accessing a corrupted shared library
-ELIBSCN 81 .lib section in a.out corrupted
-ELIBMAX 82 Attempting to link in too many shared libraries
-ELIBEXEC 83 Cannot exec a shared library directly
-EILSEQ 84 Invalid or incomplete multibyte or wide character
-ERESTART 85 Interrupted system call should be restarted
-ESTRPIPE 86 Streams pipe error
-ENOTSOCK 88 Socket operation on non-socket
-EDESTADDRREQ 89 Destination address required
-EPROTOTYPE 91 Protocol wrong type for socket
-ENOPROTOOPT 92 Protocol not available
-EPROTONOSUPPORT 93 Protocol not supported
-ESOCKTNOSUPPORT 94 Socket type not supported
-EOPNOTSUPP 95 Operation not supported
-ENOTSUP 95 Operation not supported
-EPFNOSUPPORT 96 Protocol family not supported
-EAFNOSUPPORT 97 Address family not supported by protocol
-EADDRINUSE 98 Address already in use
-EADDRNOTAVAIL 99 Cannot assign requested address
-ENETUNREACH 101 Network is unreachable
-ENETRESET 102 Network dropped connection on reset
-ECONNABORTED 103 Software caused connection abort
-ECONNRESET 104 Connection reset by peer
-EISCONN 106 Transport endpoint is already connected
-ENOTCONN 107 Transport endpoint is not connected
-ESHUTDOWN 108 Cannot send after transport endpoint shutdown
-ETOOMANYREFS 109 Too many references: cannot splice
-ETIMEDOUT 110 Connection timed out
-ECONNREFUSED 111 Connection refused
-EHOSTUNREACH 113 No route to host
-EALREADY 114 Operation already in progress
-EINPROGRESS 115 Operation now in progress
-ESTALE 116 Stale file handle
-EUCLEAN 117 Structure needs cleaning
-ENOTNAM 118 Not a XENIX named type file
-ENAVAIL 119 No XENIX semaphores available
-EISNAM 120 Is a named type file
-EREMOTEIO 121 Remote I/O error
-ENOMEDIUM 123 No medium found
-EMEDIUMTYPE 124 Wrong medium type
-ECANCELED 125 Operation cancelled
-ENOKEY 126 Required key not available
-EKEYEXPIRED 127 Key has expired
-EKEYREVOKED 128 Key has been revoked
-EKEYREJECTED 129 Key was rejected by service
-EOWNERDEAD 130 Owner died
-*/
-
diff --git a/src/haiku.h b/src/haiku.h
deleted file mode 100644
index 97462f0..0000000
--- a/src/haiku.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/**
- * Copyright © 2016  Mattias Andrée <maandree@member.fsf.org>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- * 
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-
-
-/**
- * Whenever possible, print am error message in haiku.
- * 
- * @param  s  The argument to pass to `perror` in case we call back to it.
- */
-void haiku(const char *s);
-
diff --git a/src/parse_10deg.c b/src/parse_10deg.c
index aacf852..eb562c5 100644
--- a/src/parse_10deg.c
+++ b/src/parse_10deg.c
@@ -14,7 +14,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-#include "haiku.h"
 #include "blackbody.h"
 #include "macros.h"
 #include <sys/stat.h>
@@ -59,6 +58,6 @@ int main(int argc, char *argv[])
 	t (fstat(STDOUT_FILENO, &attr));
 	return ((size_t)(attr.st_size) != (TEMPERATURES + 1) * 5 * sizeof(double));
 fail:
-	return haiku(argc ? *argv : "parse_10deg"), 1;
+	return perror(argc ? *argv : "parse_10deg"), 1;
 }
 
diff --git a/src/radharc.c b/src/radharc.c
index 43e1385..cc7d309 100644
--- a/src/radharc.c
+++ b/src/radharc.c
@@ -16,9 +16,10 @@
  */
 #include "solar.h"
 #include "state.h"
-#include "haiku.h"
 #include "macros.h"
 
+#include <libhaiku.h>
+
 
 
 /**
diff --git a/src/settings.c b/src/settings.c
index 029fc81..cffd9d8 100644
--- a/src/settings.c
+++ b/src/settings.c
@@ -16,13 +16,14 @@
  */
 #include "settings.h"
 #include "arg.h"
-#include "haiku.h"
 #include "macros.h"
 #include <ctype.h>
 #include <errno.h>
 #include <math.h>
 #include <limits.h>
 
+#include <libhaiku.h>
+
 
 
 /**