mirror of
https://gitlab.com/libvirt/libvirt.git
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src/internal.h: use #pragma once
Signed-off-by: Jonathon Jongsma <jjongsma@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com> Signed-off-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Jonathon Jongsma
Ján Tomko
parent
e31f3df7ca
commit
127b79f77f
285
src/internal.h
285
src/internal.h
@ -18,101 +18,100 @@
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* <http://www.gnu.org/licenses/>.
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*/
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#ifndef LIBVIRT_INTERNAL_H
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# define LIBVIRT_INTERNAL_H
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#pragma once
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# include <errno.h>
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# include <limits.h>
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# include <verify.h>
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# include <stdbool.h>
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# include <stdint.h>
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# include <stdio.h>
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# include <string.h>
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#include <errno.h>
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#include <limits.h>
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#include <verify.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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# if STATIC_ANALYSIS
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# undef NDEBUG /* Don't let a prior NDEBUG definition cause trouble. */
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# include <assert.h>
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# define sa_assert(expr) assert (expr)
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# else
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# define sa_assert(expr) /* empty */
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# endif
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#if STATIC_ANALYSIS
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# undef NDEBUG /* Don't let a prior NDEBUG definition cause trouble. */
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# include <assert.h>
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# define sa_assert(expr) assert (expr)
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#else
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# define sa_assert(expr) /* empty */
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#endif
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/* The library itself is allowed to use deprecated functions /
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* variables, so effectively undefine the deprecated attribute
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* which would otherwise be defined in libvirt.h.
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*/
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# undef VIR_DEPRECATED
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# define VIR_DEPRECATED /*empty*/
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#undef VIR_DEPRECATED
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#define VIR_DEPRECATED /*empty*/
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/* The library itself needs to know enum sizes. */
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# define VIR_ENUM_SENTINELS
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#define VIR_ENUM_SENTINELS
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# ifdef HAVE_LIBINTL_H
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# define DEFAULT_TEXT_DOMAIN PACKAGE
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# include <libintl.h>
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# define _(str) dgettext(PACKAGE, str)
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# else /* HAVE_LIBINTL_H */
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# define _(str) str
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# endif /* HAVE_LIBINTL_H */
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# define N_(str) str
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#ifdef HAVE_LIBINTL_H
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# define DEFAULT_TEXT_DOMAIN PACKAGE
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# include <libintl.h>
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# define _(str) dgettext(PACKAGE, str)
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#else /* HAVE_LIBINTL_H */
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# define _(str) str
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#endif /* HAVE_LIBINTL_H */
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#define N_(str) str
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# include "libvirt/libvirt.h"
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# include "libvirt/libvirt-lxc.h"
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# include "libvirt/libvirt-qemu.h"
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# include "libvirt/libvirt-admin.h"
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# include "libvirt/virterror.h"
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#include "libvirt/libvirt.h"
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#include "libvirt/libvirt-lxc.h"
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#include "libvirt/libvirt-qemu.h"
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#include "libvirt/libvirt-admin.h"
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#include "libvirt/virterror.h"
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# include "c-strcase.h"
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# include "ignore-value.h"
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# include "count-leading-zeros.h"
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#include "c-strcase.h"
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#include "ignore-value.h"
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#include "count-leading-zeros.h"
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/* String equality tests, suggested by Jim Meyering. */
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# define STREQ(a, b) (strcmp(a, b) == 0)
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# define STRCASEEQ(a, b) (c_strcasecmp(a, b) == 0)
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# define STRNEQ(a, b) (strcmp(a, b) != 0)
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# define STRCASENEQ(a, b) (c_strcasecmp(a, b) != 0)
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# define STREQLEN(a, b, n) (strncmp(a, b, n) == 0)
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# define STRCASEEQLEN(a, b, n) (c_strncasecmp(a, b, n) == 0)
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# define STRNEQLEN(a, b, n) (strncmp(a, b, n) != 0)
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# define STRCASENEQLEN(a, b, n) (c_strncasecmp(a, b, n) != 0)
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# define STRPREFIX(a, b) (strncmp(a, b, strlen(b)) == 0)
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# define STRCASEPREFIX(a, b) (c_strncasecmp(a, b, strlen(b)) == 0)
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# define STRSKIP(a, b) (STRPREFIX(a, b) ? (a) + strlen(b) : NULL)
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#define STREQ(a, b) (strcmp(a, b) == 0)
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#define STRCASEEQ(a, b) (c_strcasecmp(a, b) == 0)
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#define STRNEQ(a, b) (strcmp(a, b) != 0)
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#define STRCASENEQ(a, b) (c_strcasecmp(a, b) != 0)
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#define STREQLEN(a, b, n) (strncmp(a, b, n) == 0)
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#define STRCASEEQLEN(a, b, n) (c_strncasecmp(a, b, n) == 0)
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#define STRNEQLEN(a, b, n) (strncmp(a, b, n) != 0)
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#define STRCASENEQLEN(a, b, n) (c_strncasecmp(a, b, n) != 0)
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#define STRPREFIX(a, b) (strncmp(a, b, strlen(b)) == 0)
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#define STRCASEPREFIX(a, b) (c_strncasecmp(a, b, strlen(b)) == 0)
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#define STRSKIP(a, b) (STRPREFIX(a, b) ? (a) + strlen(b) : NULL)
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# define STREQ_NULLABLE(a, b) \
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#define STREQ_NULLABLE(a, b) \
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((a) ? (b) && STREQ((a), (b)) : !(b))
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# define STRNEQ_NULLABLE(a, b) \
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#define STRNEQ_NULLABLE(a, b) \
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((a) ? !(b) || STRNEQ((a), (b)) : !!(b))
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# define NUL_TERMINATE(buf) do { (buf)[sizeof(buf)-1] = '\0'; } while (0)
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# define ARRAY_CARDINALITY(Array) (sizeof(Array) / sizeof(*(Array)))
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#define NUL_TERMINATE(buf) do { (buf)[sizeof(buf)-1] = '\0'; } while (0)
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#define ARRAY_CARDINALITY(Array) (sizeof(Array) / sizeof(*(Array)))
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/**
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* ATTRIBUTE_UNUSED:
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*
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* Macro to flag consciously unused parameters to functions
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*/
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# ifndef ATTRIBUTE_UNUSED
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# define ATTRIBUTE_UNUSED __attribute__((__unused__))
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# endif
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#ifndef ATTRIBUTE_UNUSED
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# define ATTRIBUTE_UNUSED __attribute__((__unused__))
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#endif
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/**
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* ATTRIBUTE_NORETURN:
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*
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* Macro to indicate that a function won't return to the caller
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*/
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# ifndef ATTRIBUTE_NORETURN
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# define ATTRIBUTE_NORETURN __attribute__((__noreturn__))
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# endif
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#ifndef ATTRIBUTE_NORETURN
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# define ATTRIBUTE_NORETURN __attribute__((__noreturn__))
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#endif
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/**
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* ATTRIBUTE_SENTINEL:
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*
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* Macro to check for NULL-terminated varargs lists
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*/
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# ifndef ATTRIBUTE_SENTINEL
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# define ATTRIBUTE_SENTINEL __attribute__((__sentinel__))
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# endif
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#ifndef ATTRIBUTE_SENTINEL
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# define ATTRIBUTE_SENTINEL __attribute__((__sentinel__))
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#endif
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/**
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* ATTRIBUTE_NOINLINE:
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@ -120,9 +119,9 @@
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* Force compiler not to inline a method. Should be used if
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* the method need to be overridable by test mocks.
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*/
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# ifndef ATTRIBUTE_NOINLINE
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# define ATTRIBUTE_NOINLINE __attribute__((__noinline__))
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# endif
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#ifndef ATTRIBUTE_NOINLINE
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# define ATTRIBUTE_NOINLINE __attribute__((__noinline__))
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#endif
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/**
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* ATTRIBUTE_FMT_PRINTF
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@ -134,19 +133,19 @@
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* printf format specifiers even on broken Win32 platforms
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* hence we have to force 'gnu_printf' for new GCC
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*/
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# ifndef ATTRIBUTE_FMT_PRINTF
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# ifndef __clang__
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# define ATTRIBUTE_FMT_PRINTF(fmtpos, argpos) \
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#ifndef ATTRIBUTE_FMT_PRINTF
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# ifndef __clang__
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# define ATTRIBUTE_FMT_PRINTF(fmtpos, argpos) \
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__attribute__((__format__ (__gnu_printf__, fmtpos, argpos)))
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# else
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# define ATTRIBUTE_FMT_PRINTF(fmtpos, argpos) \
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# else
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# define ATTRIBUTE_FMT_PRINTF(fmtpos, argpos) \
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__attribute__((__format__ (__printf__, fmtpos, argpos)))
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# endif
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# endif
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#endif
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# ifndef ATTRIBUTE_RETURN_CHECK
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# define ATTRIBUTE_RETURN_CHECK __attribute__((__warn_unused_result__))
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# endif
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#ifndef ATTRIBUTE_RETURN_CHECK
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# define ATTRIBUTE_RETURN_CHECK __attribute__((__warn_unused_result__))
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#endif
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/**
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* ATTRIBUTE_PACKED
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@ -157,9 +156,9 @@
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* ethernet packets.
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* Others compiler than gcc may use something different e.g. #pragma pack(1)
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*/
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# ifndef ATTRIBUTE_PACKED
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# define ATTRIBUTE_PACKED __attribute__((packed))
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# endif
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#ifndef ATTRIBUTE_PACKED
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# define ATTRIBUTE_PACKED __attribute__((packed))
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#endif
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/* gcc's handling of attribute nonnull is less than stellar - it does
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* NOT improve diagnostics, and merely allows gcc to optimize away
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@ -170,97 +169,97 @@
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* based on whether we are compiling for real or for analysis, while
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* still requiring correct gcc syntax when it is turned off. See also
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* http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17308 */
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# ifndef ATTRIBUTE_NONNULL
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# if STATIC_ANALYSIS
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# define ATTRIBUTE_NONNULL(m) __attribute__((__nonnull__(m)))
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# else
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# define ATTRIBUTE_NONNULL(m) __attribute__(())
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# endif
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#ifndef ATTRIBUTE_NONNULL
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# if STATIC_ANALYSIS
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# define ATTRIBUTE_NONNULL(m) __attribute__((__nonnull__(m)))
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# else
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# define ATTRIBUTE_NONNULL(m) __attribute__(())
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# endif
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#endif
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# ifndef ATTRIBUTE_FALLTHROUGH
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# if __GNUC_PREREQ (7, 0)
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# define ATTRIBUTE_FALLTHROUGH __attribute__((fallthrough))
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# else
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# define ATTRIBUTE_FALLTHROUGH do {} while(0)
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# endif
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#ifndef ATTRIBUTE_FALLTHROUGH
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# if __GNUC_PREREQ (7, 0)
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# define ATTRIBUTE_FALLTHROUGH __attribute__((fallthrough))
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# else
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# define ATTRIBUTE_FALLTHROUGH do {} while(0)
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# endif
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#endif
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# if WORKING_PRAGMA_PUSH
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# define VIR_WARNINGS_NO_CAST_ALIGN \
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#if WORKING_PRAGMA_PUSH
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# define VIR_WARNINGS_NO_CAST_ALIGN \
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_Pragma ("GCC diagnostic push") \
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_Pragma ("GCC diagnostic ignored \"-Wcast-align\"")
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# define VIR_WARNINGS_NO_DEPRECATED \
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# define VIR_WARNINGS_NO_DEPRECATED \
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_Pragma ("GCC diagnostic push") \
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_Pragma ("GCC diagnostic ignored \"-Wdeprecated-declarations\"")
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# if HAVE_SUGGEST_ATTRIBUTE_FORMAT
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# define VIR_WARNINGS_NO_PRINTF \
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# if HAVE_SUGGEST_ATTRIBUTE_FORMAT
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# define VIR_WARNINGS_NO_PRINTF \
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_Pragma ("GCC diagnostic push") \
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_Pragma ("GCC diagnostic ignored \"-Wsuggest-attribute=format\"")
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# else
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# define VIR_WARNINGS_NO_PRINTF \
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# else
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# define VIR_WARNINGS_NO_PRINTF \
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_Pragma ("GCC diagnostic push")
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# endif
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# endif
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/* Workaround bogus GCC 6.0 for logical 'or' equal expression warnings.
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* (GCC bz 69602) */
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# if BROKEN_GCC_WLOGICALOP_EQUAL_EXPR
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# define VIR_WARNINGS_NO_WLOGICALOP_EQUAL_EXPR \
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# if BROKEN_GCC_WLOGICALOP_EQUAL_EXPR
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# define VIR_WARNINGS_NO_WLOGICALOP_EQUAL_EXPR \
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_Pragma ("GCC diagnostic push") \
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_Pragma ("GCC diagnostic ignored \"-Wlogical-op\"")
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# else
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# define VIR_WARNINGS_NO_WLOGICALOP_EQUAL_EXPR \
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_Pragma ("GCC diagnostic push")
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# endif
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# define VIR_WARNINGS_RESET \
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_Pragma ("GCC diagnostic pop")
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# else
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# define VIR_WARNINGS_NO_CAST_ALIGN
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# define VIR_WARNINGS_NO_DEPRECATED
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# define VIR_WARNINGS_NO_PRINTF
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# define VIR_WARNINGS_NO_WLOGICALOP_EQUAL_EXPR
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# define VIR_WARNINGS_RESET
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# define VIR_WARNINGS_NO_WLOGICALOP_EQUAL_EXPR \
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_Pragma ("GCC diagnostic push")
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# endif
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# define VIR_WARNINGS_RESET \
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_Pragma ("GCC diagnostic pop")
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#else
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# define VIR_WARNINGS_NO_CAST_ALIGN
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# define VIR_WARNINGS_NO_DEPRECATED
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# define VIR_WARNINGS_NO_PRINTF
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# define VIR_WARNINGS_NO_WLOGICALOP_EQUAL_EXPR
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# define VIR_WARNINGS_RESET
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#endif
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/* Workaround bogus GCC < 4.6 that produces false -Wlogical-op warnings for
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* strchr(). Those old GCCs don't support push/pop. */
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# if BROKEN_GCC_WLOGICALOP_STRCHR
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# define VIR_WARNINGS_NO_WLOGICALOP_STRCHR \
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#if BROKEN_GCC_WLOGICALOP_STRCHR
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# define VIR_WARNINGS_NO_WLOGICALOP_STRCHR \
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_Pragma ("GCC diagnostic ignored \"-Wlogical-op\"")
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# else
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# define VIR_WARNINGS_NO_WLOGICALOP_STRCHR
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# endif
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#else
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# define VIR_WARNINGS_NO_WLOGICALOP_STRCHR
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#endif
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/*
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* Use this when passing possibly-NULL strings to printf-a-likes.
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*/
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# define NULLSTR(s) ((s) ? (s) : "<null>")
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#define NULLSTR(s) ((s) ? (s) : "<null>")
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/*
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* Turn a NULL string into an empty string
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*/
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# define NULLSTR_EMPTY(s) ((s) ? (s) : "")
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#define NULLSTR_EMPTY(s) ((s) ? (s) : "")
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/*
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* Turn a NULL string into a star
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*/
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# define NULLSTR_STAR(s) ((s) ? (s) : "*")
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#define NULLSTR_STAR(s) ((s) ? (s) : "*")
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/*
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* Turn a NULL string into a minus sign
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*/
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# define NULLSTR_MINUS(s) ((s) ? (s) : "-")
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#define NULLSTR_MINUS(s) ((s) ? (s) : "-")
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||||
/**
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||||
* SWAP:
|
||||
*
|
||||
* In place exchange of two values
|
||||
*/
|
||||
# define SWAP(a, b) \
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#define SWAP(a, b) \
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do { \
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(a) = (a) ^ (b); \
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(b) = (a) ^ (b); \
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||||
@ -273,7 +272,7 @@
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* Steals pointer passed as second argument into the first argument. Second
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||||
* argument must not have side effects.
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*/
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# define VIR_STEAL_PTR(a, b) \
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#define VIR_STEAL_PTR(a, b) \
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do { \
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(a) = (b); \
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||||
(b) = NULL; \
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||||
@ -287,7 +286,7 @@
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||||
* freed by using VIR_AUTOPTR can be easily passed back to the caller without
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* any temporary variable. @ptr is evaluated more than once.
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||||
*/
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||||
# define VIR_RETURN_PTR(ptr) \
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||||
#define VIR_RETURN_PTR(ptr) \
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||||
do { \
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typeof(ptr) virTemporaryReturnPointer = (ptr); \
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||||
(ptr) = NULL; \
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||||
@ -305,7 +304,7 @@
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||||
* Returns nothing. Exits the caller function if unsupported flags were
|
||||
* passed to it.
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||||
*/
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||||
# define virCheckFlags(supported, retval) \
|
||||
#define virCheckFlags(supported, retval) \
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||||
do { \
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||||
unsigned long __unsuppflags = flags & ~(supported); \
|
||||
if (__unsuppflags) { \
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||||
@ -327,7 +326,7 @@
|
||||
* Returns nothing. Jumps to a label if unsupported flags were
|
||||
* passed to it.
|
||||
*/
|
||||
# define virCheckFlagsGoto(supported, label) \
|
||||
#define virCheckFlagsGoto(supported, label) \
|
||||
do { \
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||||
unsigned long __unsuppflags = flags & ~(supported); \
|
||||
if (__unsuppflags) { \
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||||
@ -353,7 +352,7 @@
|
||||
* This helper does an early return and therefore it has to be called
|
||||
* before anything that would require cleanup.
|
||||
*/
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||||
# define VIR_EXCLUSIVE_FLAGS_RET(FLAG1, FLAG2, RET) \
|
||||
#define VIR_EXCLUSIVE_FLAGS_RET(FLAG1, FLAG2, RET) \
|
||||
do { \
|
||||
if ((flags & FLAG1) && (flags & FLAG2)) { \
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||||
virReportInvalidArg(ctl, \
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||||
@ -377,7 +376,7 @@
|
||||
* Returns nothing. Jumps to a label if unsupported flags were
|
||||
* passed to it.
|
||||
*/
|
||||
# define VIR_EXCLUSIVE_FLAGS_GOTO(FLAG1, FLAG2, LABEL) \
|
||||
#define VIR_EXCLUSIVE_FLAGS_GOTO(FLAG1, FLAG2, LABEL) \
|
||||
do { \
|
||||
if ((flags & FLAG1) && (flags & FLAG2)) { \
|
||||
virReportInvalidArg(ctl, \
|
||||
@ -403,7 +402,7 @@
|
||||
* This helper does an early return and therefore it has to be called
|
||||
* before anything that would require cleanup.
|
||||
*/
|
||||
# define VIR_REQUIRE_FLAG_RET(FLAG1, FLAG2, RET) \
|
||||
#define VIR_REQUIRE_FLAG_RET(FLAG1, FLAG2, RET) \
|
||||
do { \
|
||||
if ((flags & FLAG1) && !(flags & FLAG2)) { \
|
||||
virReportInvalidArg(ctl, \
|
||||
@ -425,7 +424,7 @@
|
||||
*
|
||||
* Returns nothing. Jumps to a label if required flag is not set.
|
||||
*/
|
||||
# define VIR_REQUIRE_FLAG_GOTO(FLAG1, FLAG2, LABEL) \
|
||||
#define VIR_REQUIRE_FLAG_GOTO(FLAG1, FLAG2, LABEL) \
|
||||
do { \
|
||||
if ((flags & FLAG1) && !(flags & FLAG2)) { \
|
||||
virReportInvalidArg(ctl, \
|
||||
@ -435,28 +434,28 @@
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
# define virCheckNonNullArgReturn(argname, retval) \
|
||||
#define virCheckNonNullArgReturn(argname, retval) \
|
||||
do { \
|
||||
if (argname == NULL) { \
|
||||
virReportInvalidNonNullArg(argname); \
|
||||
return retval; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckNullArgGoto(argname, label) \
|
||||
#define virCheckNullArgGoto(argname, label) \
|
||||
do { \
|
||||
if (argname != NULL) { \
|
||||
virReportInvalidNullArg(argname); \
|
||||
goto label; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckNonNullArgGoto(argname, label) \
|
||||
#define virCheckNonNullArgGoto(argname, label) \
|
||||
do { \
|
||||
if (argname == NULL) { \
|
||||
virReportInvalidNonNullArg(argname); \
|
||||
goto label; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckNonEmptyStringArgGoto(argname, label) \
|
||||
#define virCheckNonEmptyStringArgGoto(argname, label) \
|
||||
do { \
|
||||
if (argname == NULL) { \
|
||||
virReportInvalidNonNullArg(argname); \
|
||||
@ -467,42 +466,42 @@
|
||||
goto label; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckPositiveArgGoto(argname, label) \
|
||||
#define virCheckPositiveArgGoto(argname, label) \
|
||||
do { \
|
||||
if (argname <= 0) { \
|
||||
virReportInvalidPositiveArg(argname); \
|
||||
goto label; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckPositiveArgReturn(argname, retval) \
|
||||
#define virCheckPositiveArgReturn(argname, retval) \
|
||||
do { \
|
||||
if (argname <= 0) { \
|
||||
virReportInvalidPositiveArg(argname); \
|
||||
return retval; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckNonZeroArgGoto(argname, label) \
|
||||
#define virCheckNonZeroArgGoto(argname, label) \
|
||||
do { \
|
||||
if (argname == 0) { \
|
||||
virReportInvalidNonZeroArg(argname); \
|
||||
goto label; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckZeroArgGoto(argname, label) \
|
||||
#define virCheckZeroArgGoto(argname, label) \
|
||||
do { \
|
||||
if (argname != 0) { \
|
||||
virReportInvalidNonZeroArg(argname); \
|
||||
goto label; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckNonNegativeArgGoto(argname, label) \
|
||||
#define virCheckNonNegativeArgGoto(argname, label) \
|
||||
do { \
|
||||
if (argname < 0) { \
|
||||
virReportInvalidNonNegativeArg(argname); \
|
||||
goto label; \
|
||||
} \
|
||||
} while (0)
|
||||
# define virCheckReadOnlyGoto(flags, label) \
|
||||
#define virCheckReadOnlyGoto(flags, label) \
|
||||
do { \
|
||||
if ((flags) & VIR_CONNECT_RO) { \
|
||||
virReportRestrictedError(_("read only access prevents %s"), \
|
||||
@ -514,14 +513,14 @@
|
||||
|
||||
|
||||
/* divide value by size, rounding up */
|
||||
# define VIR_DIV_UP(value, size) (((value) + (size) - 1) / (size))
|
||||
#define VIR_DIV_UP(value, size) (((value) + (size) - 1) / (size))
|
||||
|
||||
/* round up value to the closest multiple of size */
|
||||
# define VIR_ROUND_UP(value, size) (VIR_DIV_UP(value, size) * (size))
|
||||
#define VIR_ROUND_UP(value, size) (VIR_DIV_UP(value, size) * (size))
|
||||
|
||||
/* Round up to the next closest power of 2. It will return rounded number or 0
|
||||
* for 0 or number more than 2^31 (for 32bit unsigned int). */
|
||||
# define VIR_ROUND_UP_POWER_OF_TWO(value) \
|
||||
#define VIR_ROUND_UP_POWER_OF_TWO(value) \
|
||||
((value) > 0 && (value) <= 1U << (sizeof(unsigned int) * 8 - 1) ? \
|
||||
1U << (sizeof(unsigned int) * 8 - count_leading_zeros((value) - 1)) : 0)
|
||||
|
||||
@ -534,8 +533,6 @@ enum {
|
||||
EXIT_ENOENT = 127, /* Could not find program to exec */
|
||||
};
|
||||
|
||||
# ifndef ENODATA
|
||||
# define ENODATA EIO
|
||||
# endif
|
||||
|
||||
#endif /* LIBVIRT_INTERNAL_H */
|
||||
#ifndef ENODATA
|
||||
# define ENODATA EIO
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user