diff options
| -rw-r--r-- | scripts/coccinelle/misc/simple_return.cocci | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/scripts/coccinelle/misc/simple_return.cocci b/scripts/coccinelle/misc/simple_return.cocci deleted file mode 100644 index e8b6313b116f..000000000000 --- a/scripts/coccinelle/misc/simple_return.cocci +++ /dev/null @@ -1,180 +0,0 @@ -/// Simplify a trivial if-return sequence. Possibly combine with a -/// preceding function call. -/// -// Confidence: High -// Copyright: (C) 2014 Julia Lawall, INRIA/LIP6. GPLv2. -// Copyright: (C) 2014 Gilles Muller, INRIA/LiP6. GPLv2. -// URL: http://coccinelle.lip6.fr/ -// Comments: -// Options: --no-includes --include-headers - -virtual patch -virtual context -virtual org -virtual report - -@r depends on patch@ -local idexpression e; -identifier i,f,fn; -@@ - -fn(...) { <... -- e@i = -+ return - f(...); --if (i != 0) return i; --return 0; -...> } - -@depends on patch@ -identifier r.i; -type t; -@@ - --t i; - ... when != i - -@depends on patch@ -expression e; -@@ - --if (e != 0) - return e; --return 0; - -// ----------------------------------------------------------------------- - -@s1 depends on context || org || report@ -local idexpression e; -identifier i,f,fn; -position p,p1,p2; -@@ - -fn(...) { <... -* e@i@p = f(...); - if (\(i@p1 != 0\|i@p2 < 0\)) - return i; - return 0; -...> } - -@s2 depends on context || org || report forall@ -identifier s1.i; -type t; -position q,s1.p; -expression e,f; -@@ - -* t i@q; - ... when != i - e@p = f(...); - -@s3 depends on context || org || report@ -expression e; -position p1!=s1.p1; -position p2!=s1.p2; -@@ - -*if (\(e@p1 != 0\|e@p2 < 0\)) - return e; - return 0; - -// ----------------------------------------------------------------------- - -@script:python depends on org@ -p << s1.p; -p1 << s1.p1; -q << s2.q; -@@ - -cocci.print_main("decl",q) -cocci.print_secs("use",p) -cocci.include_match(False) - -@script:python depends on org@ -p << s1.p; -p2 << s1.p2; -q << s2.q; -@@ - -cocci.print_main("decl",q) -cocci.print_secs("use with questionable test",p) -cocci.include_match(False) - -@script:python depends on org@ -p << s1.p; -p1 << s1.p1; -@@ - -cocci.print_main("use",p) - -@script:python depends on org@ -p << s1.p; -p2 << s1.p2; -@@ - -cocci.print_main("use with questionable test",p) - -@script:python depends on org@ -p << s3.p1; -@@ - -cocci.print_main("test",p) - -@script:python depends on org@ -p << s3.p2; -@@ - -cocci.print_main("questionable test",p) - -// ----------------------------------------------------------------------- - -@script:python depends on report@ -p << s1.p; -p1 << s1.p1; -q << s2.q; -@@ - -msg = "WARNING: end returns can be simpified and declaration on line %s can be dropped" % (q[0].line) -coccilib.report.print_report(p[0],msg) -cocci.include_match(False) - -@script:python depends on report@ -p << s1.p; -p1 << s1.p1; -q << s2.q -; -@@ - -msg = "WARNING: end returns may be simpified if negative or 0 value and declaration on line %s can be dropped" % (q[0].line) -coccilib.report.print_report(p[0],msg) -cocci.include_match(False) - -@script:python depends on report@ -p << s1.p; -p1 << s1.p1; -@@ - -msg = "WARNING: end returns can be simpified" -coccilib.report.print_report(p[0],msg) - -@script:python depends on report@ -p << s1.p; -p2 << s1.p2; -@@ - -msg = "WARNING: end returns can be simpified if negative or 0 value" -coccilib.report.print_report(p[0],msg) - -@script:python depends on report@ -p << s3.p1; -@@ - -msg = "WARNING: end returns can be simpified" -coccilib.report.print_report(p[0],msg) - -@script:python depends on report@ -p << s3.p2; -@@ - -msg = "WARNING: end returns can be simpified if tested value is negative or 0" -coccilib.report.print_report(p[0],msg) |