X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?p=ypp-sc-tools.db-live.git;a=blobdiff_plain;f=pctb%2Fcommon.h;h=5044bb35ee8015a3e109b71a1c2b167fbcfac2c6;hp=8b66cf5e94b416a1a3ce4c1aba9bb1c9cbe135da;hb=d79262d3c0bc002beb7888568d74d26e27852699;hpb=da2f43597c757ea14a9226e115e1dbe758321251 diff --git a/pctb/common.h b/pctb/common.h index 8b66cf5..5044bb3 100644 --- a/pctb/common.h +++ b/pctb/common.h @@ -30,12 +30,26 @@ #define _GNU_SOURCE +#include #include - +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include #include typedef struct { int w,h; + struct RgbImage *rgb; char d[]; } CanonImage; @@ -51,14 +65,20 @@ typedef struct { /* both inclusive */ 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 { @@ -80,8 +100,10 @@ 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) \ @@ -118,4 +140,32 @@ 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 */ +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); + + +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 STRING(x) #x + #endif /*COMMON_H*/