FindZLIB

Finds the native zlib data compression library:

find_package(ZLIB [<version>] [...])

Imported Targets

This module provides the following Imported Targets:

ZLIB::ZLIB

Added in version 3.1.

Target that encapsulates the zlib usage requirements. It is available only when zlib is found.

Result Variables

This module defines the following variables:

ZLIB_FOUND

Boolean indicating whether (the requested version of) zlib was found.

ZLIB_VERSION

Added in version 3.26.

The version of zlib found.

ZLIB_INCLUDE_DIRS

Include directories containing zlib.h and other headers needed to use zlib.

ZLIB_LIBRARIES

List of libraries needed to link to zlib.

Changed in version 3.4: Debug and Release library variants can be now found separately.

Hints

This module accepts the following variables:

ZLIB_ROOT

A user may set this variable to a zlib installation root to help locate zlib in custom installation paths.

ZLIB_USE_STATIC_LIBS

Added in version 3.24.

Set this variable to ON before calling find_package(ZLIB) to look for static libraries. Default is OFF.

Deprecated Variables

The following variables are provided for backward compatibility:

ZLIB_VERSION_MAJOR

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The major version of zlib.

ZLIB_VERSION_MINOR

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The minor version of zlib.

ZLIB_VERSION_PATCH

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The patch version of zlib.

ZLIB_VERSION_TWEAK

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The tweak version of zlib.

ZLIB_VERSION_STRING

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The version of zlib found (x.y.z).

ZLIB_MAJOR_VERSION

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The major version of zlib.

ZLIB_MINOR_VERSION

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The minor version of zlib.

ZLIB_PATCH_VERSION

Deprecated since version 3.26: Superseded by ZLIB_VERSION.

The patch version of zlib.

Examples

Finding zlib and linking it to a project target:

find_package(ZLIB)
target_link_libraries(project_target PRIVATE ZLIB::ZLIB)