110 lines
2.5 KiB
C
110 lines
2.5 KiB
C
#ifndef PRIVATE_H
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#define PRIVATE_H
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/*
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** This file is in the public domain, so clarified as of
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** 1996-06-05 by Arthur David Olson (arthur_david_olson@nih.gov).
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*/
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/*
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** This header is for use ONLY with the time conversion code.
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** There is no guarantee that it will remain unchanged,
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** or that it will remain at all.
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** Do NOT copy it to any system include directory.
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** Thank you!
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*/
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#include <limits.h> /* for CHAR_BIT */
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#include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */
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#include <unistd.h> /* for F_OK and R_OK */
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#include "pgtime.h"
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#ifndef WIFEXITED
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#define WIFEXITED(status) (((status) & 0xff) == 0)
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#endif /* !defined WIFEXITED */
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#ifndef WEXITSTATUS
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#define WEXITSTATUS(status) (((status) >> 8) & 0xff)
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#endif /* !defined WEXITSTATUS */
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/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */
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#define is_digit(c) ((unsigned)(c) - '0' <= 9)
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/*
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** SunOS 4.1.1 headers lack EXIT_SUCCESS.
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*/
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#ifndef EXIT_SUCCESS
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#define EXIT_SUCCESS 0
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#endif /* !defined EXIT_SUCCESS */
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/*
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** SunOS 4.1.1 headers lack EXIT_FAILURE.
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*/
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#ifndef EXIT_FAILURE
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#define EXIT_FAILURE 1
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#endif /* !defined EXIT_FAILURE */
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/*
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** SunOS 4.1.1 libraries lack remove.
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*/
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#ifndef remove
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extern int unlink (const char * filename);
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#define remove unlink
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#endif /* !defined remove */
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/*
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* Private function declarations.
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*/
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extern char *icalloc (int nelem, int elsize);
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extern char *icatalloc (char *old, const char *new);
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extern char *icpyalloc (const char *string);
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extern char *imalloc (int n);
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extern void *irealloc (void *pointer, int size);
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extern void icfree (char *pointer);
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extern void ifree (char *pointer);
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extern char *scheck (const char *string, const char *format);
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/*
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* Finally, some convenience items.
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*/
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#ifndef TRUE
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#define TRUE 1
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#endif /* !defined TRUE */
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#ifndef FALSE
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#define FALSE 0
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#endif /* !defined FALSE */
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#ifndef TYPE_BIT
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#define TYPE_BIT(type) (sizeof (type) * CHAR_BIT)
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#endif /* !defined TYPE_BIT */
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#ifndef TYPE_SIGNED
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#define TYPE_SIGNED(type) (((type) -1) < 0)
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#endif /* !defined TYPE_SIGNED */
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#ifndef INT_STRLEN_MAXIMUM
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/*
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** 302 / 1000 is log10(2.0) rounded up.
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** Subtract one for the sign bit if the type is signed;
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** add one for integer division truncation;
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** add one more for a minus sign if the type is signed.
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*/
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#define INT_STRLEN_MAXIMUM(type) \
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((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type))
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#endif /* !defined INT_STRLEN_MAXIMUM */
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#define _(msgid) (msgid)
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/*
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** UNIX was a registered trademark of The Open Group in 2003.
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*/
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#endif /* !defined PRIVATE_H */
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