*-symbol-check: Don't hard-code nm executable

Helpful if your nm executable has a prefix based on the
architecture, for example.

Signed-off-by: Heiko Becker <heirecka@exherbo.org>
Cc: Timo Gurr <timo.gurr@gmail.com>
[Eric: v2: rebase and add Meson support]
Signed-off-by: Eric Engestrom <eric.engestrom@imgtec.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>

amdgpu/amdgpu-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.am/libdrm_amdgpuinclude_HEADERS
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_amdgpu.so} | awk '{print $3}' | while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_amdgpu.so} | awk '{print $3}' | while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

amdgpu/meson.build

@@ -61,5 +61,6 @@ ext_libdrm_amdgpu = declare_dependency(
 test(
   'amdgpu-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('amdgpu-symbol-check'), libdrm_amdgpu]
 )

configure.ac

@@ -45,6 +45,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 # Check for programs
 AC_PROG_CC
 AC_PROG_CC_C99
+AC_PROG_NM
 
 if test "x$ac_cv_prog_cc_c99" = xno; then
 	AC_MSG_ERROR([Building libdrm requires C99 enabled compiler])

exynos/exynos-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.am/libdrm_exynos*_HEADERS
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_exynos.so} | awk '{print $3}'| while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_exynos.so} | awk '{print $3}'| while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

exynos/meson.build

@@ -49,5 +49,6 @@ pkg.generate(
 test(
   'exynos-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('exynos-symbol-check'), libdrm_exynos]
 )

freedreno/freedreno-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.sources/LIBDRM_FREEDRENO_H_FILES
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_freedreno.so} | awk '{print $3}'| while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_freedreno.so} | awk '{print $3}'| while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

freedreno/meson.build

@@ -72,5 +72,6 @@ pkg.generate(
 test(
   'freedreno-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('freedreno-symbol-check'), libdrm_freedreno]
 )

intel/intel-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.sources/LIBDRM_INTEL_H_FILES
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_intel.so} | awk '{print $3}' | while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_intel.so} | awk '{print $3}' | while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

intel/meson.build

@@ -101,5 +101,6 @@ test(
 test(
   'intel-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('intel-symbol-check'), libdrm_intel]
 )

libkms/kms-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.sources/LIBKMS_H_FILES
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libkms.so} | awk '{print $3}'| while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libkms.so} | awk '{print $3}'| while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

libkms/meson.build

@@ -70,5 +70,6 @@ pkg.generate(
 test(
   'kms-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('kms-symbol-check'), libkms]
 )

meson.build

@@ -332,6 +332,9 @@ pkg.generate(
   description : 'Userspace interface to kernel DRM services',
 )
 
+env_test = environment()
+env_test.set('NM', find_program('nm').path())
+
 if with_libkms
   subdir('libkms')
 endif

nouveau/meson.build

@@ -54,5 +54,6 @@ pkg.generate(
 test(
   'nouveau-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('nouveau-symbol-check'), libdrm_nouveau]
 )

nouveau/nouveau-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.sources/LIBDRM_NOUVEAU_H_FILES
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_nouveau.so} | awk '{print $3}'| while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_nouveau.so} | awk '{print $3}'| while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

omap/meson.build

@@ -49,5 +49,6 @@ pkg.generate(
 test(
   'omap-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('omap-symbol-check'), libdrm_omap]
 )

omap/omap-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.am/libdrm_omap*HEADERS
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_omap.so} | awk '{print $3}'| while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_omap.so} | awk '{print $3}'| while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

radeon/meson.build

@@ -59,5 +59,6 @@ pkg.generate(
 test(
   'radeon-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('radeon-symbol-check'), libdrm_radeon]
 )

radeon/radeon-symbol-check

@@ -3,7 +3,7 @@
 # The following symbols (past the first five) are taken from the public headers.
 # A list of the latter should be available Makefile.sources/LIBDRM_RADEON_H_FILES
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_radeon.so} | awk '{print $3}'| while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_radeon.so} | awk '{print $3}'| while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_start
 _edata

tegra/meson.build

@@ -48,5 +48,6 @@ pkg.generate(
 test(
   'tegra-symbol-check',
   prog_bash,
+  env : env_test,
   args : [files('tegra-symbol-check'), libdrm_tegra]
 )

tegra/tegra-symbol-check

@@ -2,7 +2,7 @@
 
 # The following symbols (past the first nine) are taken from tegra.h.
 
-FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_tegra.so} | awk '{print $3}'| while read func; do
+FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libdrm_tegra.so} | awk '{print $3}'| while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 __bss_end__
 __bss_start__