[py] minor, replace os.environ.get with os.getenv

src/check-c-linkage-decls.py

@@ -2,11 +2,11 @@
 
 import sys, os
 
-os.chdir (os.environ.get ('srcdir', os.path.dirname (__file__)))
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
 
-HBHEADERS = [os.path.basename (x) for x in os.environ.get ('HBHEADERS', '').split ()] or \
+HBHEADERS = [os.path.basename (x) for x in os.getenv ('HBHEADERS', '').split ()] or \
 	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith ('.h')]
-HBSOURCES = [os.path.basename (x) for x in os.environ.get ('HBSOURCES', '').split ()] or \
+HBSOURCES = [os.path.basename (x) for x in os.getenv ('HBSOURCES', '').split ()] or \
 	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith (('.cc', '.hh'))]
 
 stat = 0

src/check-externs.py

@@ -2,9 +2,9 @@
 
 import sys, os, re
 
-os.chdir (os.environ.get ('srcdir', os.path.dirname (__file__)))
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
 
-HBHEADERS = [os.path.basename (x) for x in os.environ.get ('HBHEADERS', '').split ()] or \
+HBHEADERS = [os.path.basename (x) for x in os.getenv ('HBHEADERS', '').split ()] or \
 	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith ('.h')]
 
 stat = 0

src/check-header-guards.py

@@ -2,11 +2,11 @@
 
 import sys, os, re
 
-os.chdir (os.environ.get ('srcdir', os.path.dirname (__file__)))
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
 
-HBHEADERS = [os.path.basename (x) for x in os.environ.get ('HBHEADERS', '').split ()] or \
+HBHEADERS = [os.path.basename (x) for x in os.getenv ('HBHEADERS', '').split ()] or \
 	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith ('.h')]
-HBSOURCES = [os.path.basename (x) for x in os.environ.get ('HBSOURCES', '').split ()] or \
+HBSOURCES = [os.path.basename (x) for x in os.getenv ('HBSOURCES', '').split ()] or \
 	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith (('.cc', '.hh'))]
 
 stat = 0

src/check-includes.py

@@ -2,11 +2,11 @@
 
 import sys, os, re
 
-os.chdir (os.environ.get ('srcdir', os.path.dirname (__file__)))
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
 
-HBHEADERS = [os.path.basename (x) for x in os.environ.get ('HBHEADERS', '').split ()] or \
+HBHEADERS = [os.path.basename (x) for x in os.getenv ('HBHEADERS', '').split ()] or \
 	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith ('.h')]
-HBSOURCES = [os.path.basename (x) for x in os.environ.get ('HBSOURCES', '').split ()] or \
+HBSOURCES = [os.path.basename (x) for x in os.getenv ('HBSOURCES', '').split ()] or \
 	[x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith (('.cc', '.hh'))]
 
 stat = 0

src/check-libstdc++.py

@@ -2,9 +2,9 @@
 
 import sys, os, shutil, subprocess
 
-os.chdir (os.environ.get ('srcdir', os.path.dirname (__file__)))
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
 
-libs = os.environ.get ('libs', '.libs')
+libs = os.getenv ('libs', '.libs')
 
 ldd = shutil.which ('ldd')
 if ldd:

src/check-static-inits.py

@@ -2,8 +2,8 @@
 
 import sys, os, shutil, subprocess, glob, re
 
-builddir = os.environ.get ('builddir', os.path.dirname (__file__))
-libs = os.environ.get ('libs', '.libs')
+builddir = os.getenv ('builddir', os.path.dirname (__file__))
+libs = os.getenv ('libs', '.libs')
 
 objdump = shutil.which ('objdump')
 if not objdump:

src/check-symbols.py

@@ -4,8 +4,8 @@ import sys, os, shutil, subprocess, re, difflib
 
 os.environ['LC_ALL'] = 'C' # otherwise 'nm' prints in wrong order
 
-builddir = os.environ.get ('builddir', os.path.dirname (__file__))
-libs = os.environ.get ('libs', '.libs')
+builddir = os.getenv ('builddir', os.path.dirname (__file__))
+libs = os.getenv ('libs', '.libs')
 
 IGNORED_SYMBOLS = '|'.join(['_fini', '_init', '_fdata', '_ftext', '_fbss',
 	'__bss_start', '__bss_start__', '__bss_end__', '_edata', '_end', '_bss_end__',

src/gen-def.py

@@ -41,7 +41,7 @@ hb_font_get_var_coords_design""".splitlines ()
 	symbols = [x for x in symbols if x not in experimental_symbols]
 symbols = "\n".join (symbols)
 
-result = symbols if os.environ.get('PLAIN_LIST', '') else """EXPORTS
+result = symbols if os.getenv ('PLAIN_LIST', '') else """EXPORTS
 %s
 LIBRARY lib%s-0.dll""" % (symbols, output_file.replace ('src/', '').replace ('.def', ''))
 

test/fuzzing/run-draw-fuzzer-tests.py

@@ -9,7 +9,7 @@ def cmd (command):
 		p = subprocess.Popen (command, stderr=tempf)
 
 		try:
-			p.wait (timeout=int (os.environ.get ("HB_TEST_SHAPE_FUZZER_TIMEOUT", "2")))
+			p.wait (timeout=int (os.getenv ("HB_TEST_SHAPE_FUZZER_TIMEOUT", "2")))
 			tempf.seek (0)
 			text = tempf.read ()
 
@@ -21,9 +21,9 @@ def cmd (command):
 			return 'error: timeout, ' + ' '.join (command), 1
 
 
-srcdir = os.environ.get ("srcdir", ".")
-EXEEXT = os.environ.get ("EXEEXT", "")
-top_builddir = os.environ.get ("top_builddir", ".")
+srcdir = os.getenv ("srcdir", ".")
+EXEEXT = os.getenv ("EXEEXT", "")
+top_builddir = os.getenv ("top_builddir", ".")
 hb_draw_fuzzer = os.path.join (top_builddir, "hb-draw-fuzzer" + EXEEXT)
 
 if not os.path.exists (hb_draw_fuzzer):
@@ -36,9 +36,9 @@ please provide it as the first argument to the tool""")
 print ('hb_draw_fuzzer:', hb_draw_fuzzer)
 fails = 0
 
-libtool = os.environ.get ('LIBTOOL')
+libtool = os.getenv ('LIBTOOL')
 valgrind = None
-if os.environ.get ('RUN_VALGRIND', ''):
+if os.getenv ('RUN_VALGRIND', ''):
 	valgrind = shutil.which ('valgrind')
 	if valgrind is None:
 		sys.exit ("""Valgrind requested but not found.""")

test/fuzzing/run-shape-fuzzer-tests.py

@@ -9,7 +9,7 @@ def cmd (command):
 		p = subprocess.Popen (command, stderr=tempf)
 
 		try:
-			p.wait (timeout=int (os.environ.get ("HB_TEST_SHAPE_FUZZER_TIMEOUT", "2")))
+			p.wait (timeout=int (os.getenv ("HB_TEST_SHAPE_FUZZER_TIMEOUT", "2")))
 			tempf.seek (0)
 			text = tempf.read ()
 
@@ -21,9 +21,9 @@ def cmd (command):
 			return 'error: timeout, ' + ' '.join (command), 1
 
 
-srcdir = os.environ.get ("srcdir", ".")
-EXEEXT = os.environ.get ("EXEEXT", "")
-top_builddir = os.environ.get ("top_builddir", ".")
+srcdir = os.getenv ("srcdir", ".")
+EXEEXT = os.getenv ("EXEEXT", "")
+top_builddir = os.getenv ("top_builddir", ".")
 hb_shape_fuzzer = os.path.join (top_builddir, "hb-shape-fuzzer" + EXEEXT)
 
 if not os.path.exists (hb_shape_fuzzer):
@@ -36,9 +36,9 @@ please provide it as the first argument to the tool""")
 print ('hb_shape_fuzzer:', hb_shape_fuzzer)
 fails = 0
 
-libtool = os.environ.get ('LIBTOOL')
+libtool = os.getenv ('LIBTOOL')
 valgrind = None
-if os.environ.get ('RUN_VALGRIND', ''):
+if os.getenv ('RUN_VALGRIND', ''):
 	valgrind = shutil.which ('valgrind')
 	if valgrind is None:
 		sys.exit ("""Valgrind requested but not found.""")

test/fuzzing/run-subset-fuzzer-tests.py

@@ -9,7 +9,7 @@ def cmd (command):
 		p = subprocess.Popen (command, stderr=tempf)
 
 		try:
-			p.wait (timeout=int (os.environ.get ("HB_TEST_SUBSET_FUZZER_TIMEOUT", "12")))
+			p.wait (timeout=int (os.getenv ("HB_TEST_SUBSET_FUZZER_TIMEOUT", "12")))
 			tempf.seek (0)
 			text = tempf.read ()
 
@@ -21,9 +21,9 @@ def cmd (command):
 			return 'error: timeout, ' + ' '.join (command), 1
 
 
-srcdir = os.environ.get ("srcdir", ".")
-EXEEXT = os.environ.get ("EXEEXT", "")
-top_builddir = os.environ.get ("top_builddir", ".")
+srcdir = os.getenv ("srcdir", ".")
+EXEEXT = os.getenv ("EXEEXT", "")
+top_builddir = os.getenv ("top_builddir", ".")
 hb_subset_fuzzer = os.path.join (top_builddir, "hb-subset-fuzzer" + EXEEXT)
 
 if not os.path.exists (hb_subset_fuzzer):
@@ -36,9 +36,9 @@ please provide it as the first argument to the tool""")
 print ('hb_subset_fuzzer:', hb_subset_fuzzer)
 fails = 0
 
-libtool = os.environ.get('LIBTOOL')
+libtool = os.getenv ('LIBTOOL')
 valgrind = None
-if os.environ.get('RUN_VALGRIND', ''):
+if os.getenv ('RUN_VALGRIND', ''):
 	valgrind = shutil.which ('valgrind')
 	if valgrind is None:
 		sys.exit ("""Valgrind requested but not found.""")

test/shaping/data/aots/update.py

@@ -2,7 +2,7 @@
 
 import sys, os, subprocess, shutil
 
-os.chdir (os.environ.get ('srcdir', os.path.dirname (__file__)))
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
 
 git = shutil.which ('git'); assert git
 make = shutil.which ('make'); assert make

test/shaping/data/text-rendering-tests/update.py

@@ -63,7 +63,7 @@ def extract_tests (input):
 	assert found
 	return '\n'.join (result) + '\n'
 
-os.chdir (os.environ.get ('srcdir', os.path.dirname (__file__)))
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
 
 git = shutil.which ('git')
 assert git

write-tarball-revision.py

@@ -4,8 +4,8 @@ import os, subprocess
 from pathlib import Path
 
 outfile = Path(
-    os.getenv('MESON_DIST_ROOT')
-    or os.getenv('MESON_SOURCE_ROOT')
+    os.getenv ('MESON_DIST_ROOT')
+    or os.getenv ('MESON_SOURCE_ROOT')
     or Path(__file__).parent
 ) / '.tarball-revision'