+++ /dev/null
-/*
- * useful common stuff, mostly error handling and debugging
- */
-/*
- * This is part of ypp-sc-tools, a set of third-party tools for assisting
- * players of Yohoho Puzzle Pirates.
- *
- * Copyright (C) 2009 Ian Jackson <ijackson@chiark.greenend.org.uk>
- *
- * 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/>.
- *
- * Yohoho and Puzzle Pirates are probably trademarks of Three Rings and
- * are used without permission. This program is not endorsed or
- * sponsored by Three Rings.
- */
-
-#ifndef COMMON_H
-#define COMMON_H
-
-#define _GNU_SOURCE
-
-#include <locale.h>
-#include <stdarg.h>
-#include <math.h>
-#include <stdio.h>
-#include <errno.h>
-#include <assert.h>
-#include <string.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <inttypes.h>
-#include <fnmatch.h>
-
-#include <pcre.h>
-
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/wait.h>
-#include <sys/types.h>
-
-typedef struct {
- int w,h;
- char d[];
-} CanonImage;
-
-
-/*----- debugging arrangements, rather contingent -----*/
-
-typedef struct {
- int x, y;
-} Point;
-
-typedef struct { /* both inclusive */
- Point tl;
- Point br;
-} Rect;
-
-#define RECT_W(r) ((r).br.x - (r).tl.x + 1)
-#define RECT_H(r) ((r).br.y - (r).tl.y + 1)
-
-
-
-#define DEBUG_FLAG_LIST \
- DF(findypp) \
- DF(pages) \
- DF(rect) \
- DF(pixmap) \
- DF(struct) \
- DF(ocr) \
- DF(rsync) \
- DF(structcolon) \
- DF(callout)
-
-enum {
-#define DF(f) dbg__shift_##f,
- DEBUG_FLAG_LIST
-#undef DF
-};
-enum {
-#define DF(f) dbg_##f = 1 << dbg__shift_##f,
- DEBUG_FLAG_LIST
-#undef DF
-};
-
-unsigned debug_flags;
-
-#define DEBUGP(f) (!!(debug_flags & dbg_##f))
-
-void debug_flush(void);
-#define debug stderr
-
-const char *get_vardir(void);
-const char *get_libdir(void);
-
-#define FMT(f,a) __attribute__((format(printf,f,a)))
-#define SCANFMT(f,a) __attribute__((format(scanf,f,a)))
-#define NORET __attribute__((noreturn))
-
-#define DEFINE_VWRAPPERF(decls, funcf, otherattribs) \
- decls void funcf(const char *fmt, ...) FMT(1,2) otherattribs; \
- decls void funcf(const char *fmt, ...) { \
- va_list al; va_start(al,fmt); v##funcf(fmt,al); va_end(al); \
- }
-
-#define DEBUG_DEFINE_SOME_DEBUGF(fl,funcf) \
- static void v##funcf(const char *fmt, va_list al) { \
- if (DEBUGP(fl)) \
- vfprintf(debug,fmt,al); \
- } \
- DEFINE_VWRAPPERF(static, funcf, )
-
-#define DEBUG_DEFINE_DEBUGF(fl) DEBUG_DEFINE_SOME_DEBUGF(fl,debugf)
-
-
-/*---------- error handling ----------*/
-
-void vfatal(const char *fmt, va_list) FMT(1,0) NORET;
-void fatal(const char *fmt, ...) FMT(1,2) NORET;
-
-#define sysassert(what) \
- ((what) ? (void)0 : sysassert_fail(__FILE__, __LINE__, #what))
-
-void sysassert_fail(const char *file, int line, const char *what)
- __attribute__((noreturn));
-
-void waitpid_check_exitstatus(pid_t pid, const char *what, int sigpipeok);
-
-
-void *mmalloc(size_t sz);
-void *mrealloc(void *p, size_t sz);
-
-
-#define dbassert(x) ((x) ? (void)0 : dbfile_assertfail(__FILE__,__LINE__,#x))
-void dbfile_assertfail(const char *file, int line, const char *m) NORET;
-
-FILE *dbfile;
-void dbfile_getsline(char *lbuf, size_t lbufsz, const char *file, int line);
-int dbfile_open(const char *tpath); /* 0: ENOENT; 1: worked */
-int dbfile_gzopen(const char *tpath); /* 0: ENOENT; 1: worked */
-void dbfile_close(void); /* idempotent */
-
-int dbfile_scanf(const char *fmt, ...) SCANFMT(1,2);
-int dbfile_vscanf(const char *fmt, va_list al) SCANFMT(1,0);
-
-int gzopen(const char *zpath, int oflags, FILE **f_r, pid_t *pid_r,
- const char *gziplevel /* 0 for read; may be 0, or "-1" etc. */);
- /* returns errno value from open */
-void gzclose(FILE **f, pid_t *p, const char *what);
- /* also OK with f==0, or p==-1 */
-
-char *masprintf(const char *fmt, ...) FMT(1,2);
-
-#define EXECLP_HELPER(helper, ...) do{ \
- char *helper_path= masprintf("%s/%s",get_libdir(),helper); \
- execlp(helper_path,helper, __VA_ARGS__); \
- sysassert(errno==ENOENT); \
- fatal("Failed to find helper program %s.\n" \
- "(Are you in the correct directory?)", helper); \
- }while(0)
-
-
-#define ARRAYSIZE(a) ((sizeof((a)) / sizeof((a)[0])))
-#define FILLZERO(obj) (memset(&(obj),0,sizeof((obj))))
-
-#define STRING2(x) #x
-#define STRING(x) STRING2(x)
-
-#endif /*COMMON_H*/
~yarrgweb / ypp-sc-tools.db-test.git / blobdiff