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redo-ifchange: call builder directly, rather than forking redo.

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Now we no longer rebuild the same stuff over and over!
This commit is contained in:
Avery Pennarun 2010-11-19 07:32:16 -08:00
commit 22f8cb48f4
1 changed files with 9 additions and 3 deletions
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12
redo-ifchange.py
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@ -1,6 +1,6 @@
#!/usr/bin/python #!/usr/bin/python
import sys, os, errno import sys, os, errno
import vars, state import vars, state, builder
from helpers import debug, err, mkdirp, unlink from helpers import debug, err, mkdirp, unlink
@ -39,10 +39,16 @@ def dirty_deps(t, depth, fromdir=None):
return False return False
def maybe_build(t):
if dirty_deps(t, depth = ''):
builder.build(t)
if not vars.TARGET: if not vars.TARGET:
err('redo-ifchange: error: must be run from inside a .do\n') err('redo-ifchange: error: must be run from inside a .do\n')
sys.exit(100) sys.exit(100)
rv = 202
try: try:
want_build = [] want_build = []
for t in sys.argv[1:]: for t in sys.argv[1:]:
@ -50,7 +56,7 @@ try:
if dirty_deps(t, depth = ''): if dirty_deps(t, depth = ''):
want_build.append(t) want_build.append(t)
if want_build: rv = builder.main(want_build, maybe_build)
os.execvp('redo', ['redo', '--'] + want_build)
except KeyboardInterrupt: except KeyboardInterrupt:
sys.exit(200) sys.exit(200)
sys.exit(rv)