alistair23-linux/tools/perf/config/feature-tests.mak

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perf tools: Reorganize the Makefile feature tests Moving the tests to a separate file, feature-tests.mak and using a try-cc function similar to the try-run in Kbuild. This also makes the output more quiet as we can stop using the INTERMEDIATE target to remove the .perf.dev.null file needed for some gcc versions where /dev/null can't be used as the output file name. As the tests get shorter by uninlining the source code used to test for features, we can more properly use identation. The feature tests itself can be made more clear and reused, like when trying to see what is needed to have bfd_demangle. We also get a bit closer to reusing scripts/Kbuild.include, reducing the distance from the kernel build system. Tests performed: [root@emilia perf]# make -j9 O=/tmp/perf PERF_VERSION = 0.0.2.PERF GEN /tmp/perf/common-cmds.h * new build flags or prefix GEN perf-archive CC /tmp/perf/builtin-annotate.o CC /tmp/perf/bench/sched-messaging.o CC /tmp/perf/builtin-diff.o <SNIP> CC /tmp/perf/scripts/python/Perf-Trace-Util/Context.o CC /tmp/perf/perf.o CC /tmp/perf/builtin-help.o AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# If we uninstall, for instance newt-devel we get: [root@emilia perf]# rpm -e newt-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o CC /tmp/perf/builtin-annotate.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then binutils-devel: [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev Makefile:632: No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then strictly required devel packages: [root@emilia perf]# rpm -e elfutils-libelf-devel elfutils-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:509: No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev Makefile:542: *** No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel. Stop. [root@emilia perf]# After installing everything back on: [root@emilia perf]# yum install elfutils-devel binutils-devel newt-devel <SNIP> Installed: binutils-devel.x86_64 0:2.20.51.0.2-5.11.el6 elfutils-devel.x86_64 0:0.147-1.el6 elfutils-libelf-devel.x86_64 0:0.147-1.el6 newt-devel.x86_64 0:0.52.11-1.el6 Complete! [root@emilia perf]# make -j9 PERF_VERSION = 0.0.2.PERF GEN common-cmds.h * new build flags or prefix GEN perf-archive CC builtin-annotate.o <SNIP> AR libperf.a LINK perf [root@emilia perf]# make -j9 [root@emilia perf]# Thanks to Sam for pointing me to try-run. Cc: David S. Miller <davem@davemloft.net> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Michal Marek <mmarek@suse.cz> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-06-09 13:57:39 -06:00
define SOURCE_HELLO
#include <stdio.h>
int main(void)
{
return puts(\"hi\");
}
endef
ifndef NO_DWARF
define SOURCE_DWARF
#include <dwarf.h>
#include <elfutils/libdw.h>
#include <elfutils/version.h>
perf tools: Reorganize the Makefile feature tests Moving the tests to a separate file, feature-tests.mak and using a try-cc function similar to the try-run in Kbuild. This also makes the output more quiet as we can stop using the INTERMEDIATE target to remove the .perf.dev.null file needed for some gcc versions where /dev/null can't be used as the output file name. As the tests get shorter by uninlining the source code used to test for features, we can more properly use identation. The feature tests itself can be made more clear and reused, like when trying to see what is needed to have bfd_demangle. We also get a bit closer to reusing scripts/Kbuild.include, reducing the distance from the kernel build system. Tests performed: [root@emilia perf]# make -j9 O=/tmp/perf PERF_VERSION = 0.0.2.PERF GEN /tmp/perf/common-cmds.h * new build flags or prefix GEN perf-archive CC /tmp/perf/builtin-annotate.o CC /tmp/perf/bench/sched-messaging.o CC /tmp/perf/builtin-diff.o <SNIP> CC /tmp/perf/scripts/python/Perf-Trace-Util/Context.o CC /tmp/perf/perf.o CC /tmp/perf/builtin-help.o AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# If we uninstall, for instance newt-devel we get: [root@emilia perf]# rpm -e newt-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o CC /tmp/perf/builtin-annotate.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then binutils-devel: [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev Makefile:632: No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then strictly required devel packages: [root@emilia perf]# rpm -e elfutils-libelf-devel elfutils-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:509: No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev Makefile:542: *** No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel. Stop. [root@emilia perf]# After installing everything back on: [root@emilia perf]# yum install elfutils-devel binutils-devel newt-devel <SNIP> Installed: binutils-devel.x86_64 0:2.20.51.0.2-5.11.el6 elfutils-devel.x86_64 0:0.147-1.el6 elfutils-libelf-devel.x86_64 0:0.147-1.el6 newt-devel.x86_64 0:0.52.11-1.el6 Complete! [root@emilia perf]# make -j9 PERF_VERSION = 0.0.2.PERF GEN common-cmds.h * new build flags or prefix GEN perf-archive CC builtin-annotate.o <SNIP> AR libperf.a LINK perf [root@emilia perf]# make -j9 [root@emilia perf]# Thanks to Sam for pointing me to try-run. Cc: David S. Miller <davem@davemloft.net> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Michal Marek <mmarek@suse.cz> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-06-09 13:57:39 -06:00
#ifndef _ELFUTILS_PREREQ
#error
#endif
int main(void)
{
Dwarf *dbg = dwarf_begin(0, DWARF_C_READ);
return (long)dbg;
}
endef
endif
define SOURCE_LIBELF
#include <libelf.h>
int main(void)
{
Elf *elf = elf_begin(0, ELF_C_READ, 0);
return (long)elf;
}
endef
define SOURCE_GLIBC
#include <gnu/libc-version.h>
int main(void)
{
const char *version = gnu_get_libc_version();
return (long)version;
}
endef
define SOURCE_ELF_MMAP
#include <libelf.h>
int main(void)
{
Elf *elf = elf_begin(0, ELF_C_READ_MMAP, 0);
return (long)elf;
}
endef
ifndef NO_NEWT
define SOURCE_NEWT
#include <newt.h>
int main(void)
{
newtInit();
newtCls();
return newtFinished();
}
endef
endif
ifndef NO_GTK2
define SOURCE_GTK2
#pragma GCC diagnostic ignored \"-Wstrict-prototypes\"
#include <gtk/gtk.h>
#pragma GCC diagnostic error \"-Wstrict-prototypes\"
int main(int argc, char *argv[])
{
gtk_init(&argc, &argv);
return 0;
}
endef
define SOURCE_GTK2_INFOBAR
#pragma GCC diagnostic ignored \"-Wstrict-prototypes\"
#include <gtk/gtk.h>
#pragma GCC diagnostic error \"-Wstrict-prototypes\"
int main(void)
{
gtk_info_bar_new();
return 0;
}
endef
endif
perf tools: Reorganize the Makefile feature tests Moving the tests to a separate file, feature-tests.mak and using a try-cc function similar to the try-run in Kbuild. This also makes the output more quiet as we can stop using the INTERMEDIATE target to remove the .perf.dev.null file needed for some gcc versions where /dev/null can't be used as the output file name. As the tests get shorter by uninlining the source code used to test for features, we can more properly use identation. The feature tests itself can be made more clear and reused, like when trying to see what is needed to have bfd_demangle. We also get a bit closer to reusing scripts/Kbuild.include, reducing the distance from the kernel build system. Tests performed: [root@emilia perf]# make -j9 O=/tmp/perf PERF_VERSION = 0.0.2.PERF GEN /tmp/perf/common-cmds.h * new build flags or prefix GEN perf-archive CC /tmp/perf/builtin-annotate.o CC /tmp/perf/bench/sched-messaging.o CC /tmp/perf/builtin-diff.o <SNIP> CC /tmp/perf/scripts/python/Perf-Trace-Util/Context.o CC /tmp/perf/perf.o CC /tmp/perf/builtin-help.o AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# If we uninstall, for instance newt-devel we get: [root@emilia perf]# rpm -e newt-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o CC /tmp/perf/builtin-annotate.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then binutils-devel: [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev Makefile:632: No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then strictly required devel packages: [root@emilia perf]# rpm -e elfutils-libelf-devel elfutils-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:509: No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev Makefile:542: *** No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel. Stop. [root@emilia perf]# After installing everything back on: [root@emilia perf]# yum install elfutils-devel binutils-devel newt-devel <SNIP> Installed: binutils-devel.x86_64 0:2.20.51.0.2-5.11.el6 elfutils-devel.x86_64 0:0.147-1.el6 elfutils-libelf-devel.x86_64 0:0.147-1.el6 newt-devel.x86_64 0:0.52.11-1.el6 Complete! [root@emilia perf]# make -j9 PERF_VERSION = 0.0.2.PERF GEN common-cmds.h * new build flags or prefix GEN perf-archive CC builtin-annotate.o <SNIP> AR libperf.a LINK perf [root@emilia perf]# make -j9 [root@emilia perf]# Thanks to Sam for pointing me to try-run. Cc: David S. Miller <davem@davemloft.net> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Michal Marek <mmarek@suse.cz> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-06-09 13:57:39 -06:00
ifndef NO_LIBPERL
define SOURCE_PERL_EMBED
#include <EXTERN.h>
#include <perl.h>
int main(void)
{
perl_alloc();
return 0;
}
endef
endif
ifndef NO_LIBPYTHON
perf tools: Makefile: PYTHON{,_CONFIG} to bandage Python 3 incompatibility Currently, Python 3 is not supported by perf's code; this can cause the build to fail for systems that have Python 3 installed as the default python: python{,-config} The Correct Solution is to write compatibility code so that Python 3 works out-of-the-box. However, users often have an ancillary Python 2 installed: python2{,-config} Therefore, a quick fix is to allow the user to specify those ancillary paths as the python binaries that Makefile should use, thereby avoiding Python 3 altogether; as an added benefit, the Python binaries may be installed in non-standard locations without the need for updating any PATH variable. This commit adds the ability to set PYTHON and/or PYTHON_CONFIG either as environment variables or as make variables on the command line; the paths may be relative, and usually only PYTHON is necessary in order for PYTHON_CONFIG to be defined implicitly. Some rudimentary error checking is performed when the user explicitly specifies a value for any of these variables. In addition, this commit introduces significantly robust makefile infrastructure for working with paths and communicating with the shell; it's currently only used for handling Python, but I hope it will prove useful in refactoring the makefiles. Thanks to: Raghavendra D Prabhu <rprabhu@wnohang.net> for motivating this patch. Acked-by: Raghavendra D Prabhu <rprabhu@wnohang.net> Link: http://lkml.kernel.org/r/e987828e-87ec-4973-95e7-47f10f5d9bab-mfwitten@gmail.com Signed-off-by: Michael Witten <mfwitten@gmail.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2011-04-02 15:46:09 -06:00
define SOURCE_PYTHON_VERSION
#include <Python.h>
#if PY_VERSION_HEX >= 0x03000000
#error
#endif
int main(void){}
endef
perf tools: Reorganize the Makefile feature tests Moving the tests to a separate file, feature-tests.mak and using a try-cc function similar to the try-run in Kbuild. This also makes the output more quiet as we can stop using the INTERMEDIATE target to remove the .perf.dev.null file needed for some gcc versions where /dev/null can't be used as the output file name. As the tests get shorter by uninlining the source code used to test for features, we can more properly use identation. The feature tests itself can be made more clear and reused, like when trying to see what is needed to have bfd_demangle. We also get a bit closer to reusing scripts/Kbuild.include, reducing the distance from the kernel build system. Tests performed: [root@emilia perf]# make -j9 O=/tmp/perf PERF_VERSION = 0.0.2.PERF GEN /tmp/perf/common-cmds.h * new build flags or prefix GEN perf-archive CC /tmp/perf/builtin-annotate.o CC /tmp/perf/bench/sched-messaging.o CC /tmp/perf/builtin-diff.o <SNIP> CC /tmp/perf/scripts/python/Perf-Trace-Util/Context.o CC /tmp/perf/perf.o CC /tmp/perf/builtin-help.o AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# If we uninstall, for instance newt-devel we get: [root@emilia perf]# rpm -e newt-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o CC /tmp/perf/builtin-annotate.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then binutils-devel: [root@emilia perf]# make -j9 O=/tmp/perf Makefile:564: newt not found, disables TUI support. Please install newt-devel or libnewt-dev Makefile:632: No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling * new build flags or prefix GEN perf-archive CC /tmp/perf/perf.o <SNIP> AR /tmp/perf/libperf.a LINK /tmp/perf/perf [root@emilia perf]# And then strictly required devel packages: [root@emilia perf]# rpm -e elfutils-libelf-devel elfutils-devel [root@emilia perf]# make -j9 O=/tmp/perf Makefile:509: No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev Makefile:542: *** No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel. Stop. [root@emilia perf]# After installing everything back on: [root@emilia perf]# yum install elfutils-devel binutils-devel newt-devel <SNIP> Installed: binutils-devel.x86_64 0:2.20.51.0.2-5.11.el6 elfutils-devel.x86_64 0:0.147-1.el6 elfutils-libelf-devel.x86_64 0:0.147-1.el6 newt-devel.x86_64 0:0.52.11-1.el6 Complete! [root@emilia perf]# make -j9 PERF_VERSION = 0.0.2.PERF GEN common-cmds.h * new build flags or prefix GEN perf-archive CC builtin-annotate.o <SNIP> AR libperf.a LINK perf [root@emilia perf]# make -j9 [root@emilia perf]# Thanks to Sam for pointing me to try-run. Cc: David S. Miller <davem@davemloft.net> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Michal Marek <mmarek@suse.cz> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-06-09 13:57:39 -06:00
define SOURCE_PYTHON_EMBED
#include <Python.h>
int main(void)
{
Py_Initialize();
return 0;
}
endef
endif
define SOURCE_BFD
#include <bfd.h>
int main(void)
{
bfd_demangle(0, 0, 0);
return 0;
}
endef
define SOURCE_CPLUS_DEMANGLE
extern char *cplus_demangle(const char *, int);
int main(void)
{
cplus_demangle(0, 0);
return 0;
}
endef
define SOURCE_STRLCPY
#include <stdlib.h>
extern size_t strlcpy(char *dest, const char *src, size_t size);
int main(void)
{
strlcpy(NULL, NULL, 0);
return 0;
}
endef
ifndef NO_LIBUNWIND
define SOURCE_LIBUNWIND
#include <libunwind.h>
#include <stdlib.h>
extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as,
unw_word_t ip,
unw_dyn_info_t *di,
unw_proc_info_t *pi,
int need_unwind_info, void *arg);
#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table)
int main(void)
{
unw_addr_space_t addr_space;
addr_space = unw_create_addr_space(NULL, 0);
unw_init_remote(NULL, addr_space, NULL);
dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL);
return 0;
}
endef
endif
ifndef NO_BACKTRACE
define SOURCE_BACKTRACE
#include <execinfo.h>
#include <stdio.h>
int main(void)
{
backtrace(NULL, 0);
backtrace_symbols(NULL, 0);
return 0;
}
endef
endif
ifndef NO_LIBAUDIT
define SOURCE_LIBAUDIT
#include <libaudit.h>
int main(void)
{
return audit_open();
}
endef
endif