Add rules for finding places where str_alloc_free()/str_free_alloc
can be used.
This currently finds 4 locations.

Adjust the position of some coccinelle rules, so they sorted in the
same order as they appear in the header.

Suggested-by: Andy Shevchenko <[email protected]>
Tested-by: mingzhu.wang <[email protected]>
Signed-off-by: Jiazi Li <[email protected]>
---
V2: Keep coccinelle stances sorted in the same order as they appear in
the header.
---
 scripts/coccinelle/api/string_choices.cocci | 228 ++++++++++++--------
 1 file changed, 133 insertions(+), 95 deletions(-)

diff --git a/scripts/coccinelle/api/string_choices.cocci 
b/scripts/coccinelle/api/string_choices.cocci
index 375045086912..516b30828380 100644
--- a/scripts/coccinelle/api/string_choices.cocci
+++ b/scripts/coccinelle/api/string_choices.cocci
@@ -7,109 +7,81 @@ virtual patch
 virtual context
 virtual report
 
-@str_plural depends on patch@
+@str_alloc_free depends on patch disable neg_if_exp@
 expression E;
 @@
-(
--      ((E == 1) ? "" : "s")
-+      str_plural(E)
-|
--      ((E > 1) ? "s" : "")
-+      str_plural(E)
-)
+-      ((E) ? "alloc" : "free")
++      str_alloc_free(E)
 
-@str_plural_r depends on !patch@
+@str_alloc_free_r depends on !patch disable neg_if_exp@
 expression E;
 position P;
 @@
-(
-*      (E@P == 1) ? "" : "s"
-|
-*      (E@P > 1) ? "s" : ""
-)
+*      E@P ? "alloc" : "free"
 
 @script:python depends on report@
-p << str_plural_r.P;
-e << str_plural_r.E;
+p << str_alloc_free_r.P;
+e << str_alloc_free_r.E;
 @@
 
-coccilib.report.print_report(p[0], "opportunity for str_plural(%s)" % e)
+coccilib.report.print_report(p[0], "opportunity for str_alloc_free(%s)" % e)
 
-@str_up_down depends on patch disable neg_if_exp@
+@str_free_alloc depends on patch disable neg_if_exp@
 expression E;
 @@
--      ((E) ? "up" : "down")
-+      str_up_down(E)
+-      ((E) ? "free" : "alloc")
++      str_free_alloc(E)
 
-@str_up_down_r depends on !patch disable neg_if_exp@
+@str_free_alloc_r depends on !patch disable neg_if_exp@
 expression E;
 position P;
 @@
-*      E@P ? "up" : "down"
+*      E@P ? "free" : "alloc"
 
 @script:python depends on report@
-p << str_up_down_r.P;
-e << str_up_down_r.E;
+p << str_free_alloc_r.P;
+e << str_free_alloc_r.E;
 @@
 
-coccilib.report.print_report(p[0], "opportunity for str_up_down(%s)" % e)
+coccilib.report.print_report(p[0], "opportunity for str_free_alloc(%s)" % e)
 
-@str_down_up depends on patch disable neg_if_exp@
-expression E;
-@@
--      ((E) ? "down" : "up")
-+      str_down_up(E)
-
-@str_down_up_r depends on !patch disable neg_if_exp@
-expression E;
-position P;
-@@
-*      E@P ? "down" : "up"
-
-@script:python depends on report@
-p << str_down_up_r.P;
-e << str_down_up_r.E;
-@@
-
-coccilib.report.print_report(p[0], "opportunity for str_down_up(%s)" % e)
-
-@str_true_false depends on patch disable neg_if_exp@
+@str_enable_disable depends on patch@
 expression E;
 @@
--      ((E) ? "true" : "false")
-+      str_true_false(E)
+-      ((E) ? "enable" : "disable")
++      str_enable_disable(E)
 
-@str_true_false_r depends on !patch disable neg_if_exp@
+@str_enable_disable_r depends on !patch@
 expression E;
 position P;
 @@
-*      E@P ? "true" : "false"
+*      E@P ? "enable" : "disable"
 
 @script:python depends on report@
-p << str_true_false_r.P;
-e << str_true_false_r.E;
+p << str_enable_disable_r.P;
+e << str_enable_disable_r.E;
 @@
 
-coccilib.report.print_report(p[0], "opportunity for str_true_false(%s)" % e)
+coccilib.report.print_report(p[0], "opportunity for str_enable_disable(%s)" % 
e)
 
-@str_false_true depends on patch disable neg_if_exp@
+@str_enabled_disabled depends on patch@
 expression E;
 @@
--      ((E) ? "false" : "true")
-+      str_false_true(E)
+-      ((E) ? "enabled" : "disabled")
++      str_enabled_disabled(E)
 
-@str_false_true_r depends on !patch disable neg_if_exp@
+@str_enabled_disabled_r depends on !patch@
 expression E;
 position P;
 @@
-*      E@P ? "false" : "true"
+*      E@P ? "enabled" : "disabled"
 
 @script:python depends on report@
-p << str_false_true_r.P;
-e << str_false_true_r.E;
+p << str_enabled_disabled_r.P;
+e << str_enabled_disabled_r.E;
 @@
 
-coccilib.report.print_report(p[0], "opportunity for str_false_true(%s)" % e)
+coccilib.report.print_report(p[0], "opportunity for str_enabled_disabled(%s)" 
% e)
 
 @str_hi_lo depends on patch disable neg_if_exp@
 expression E;
@@ -187,43 +159,24 @@ e << str_low_high_r.E;
 
 coccilib.report.print_report(p[0], "opportunity for str_low_high(%s)" % e)
 
-@str_enable_disable depends on patch@
-expression E;
-@@
--      ((E) ? "enable" : "disable")
-+      str_enable_disable(E)
-
-@str_enable_disable_r depends on !patch@
-expression E;
-position P;
-@@
-*      E@P ? "enable" : "disable"
-
-@script:python depends on report@
-p << str_enable_disable_r.P;
-e << str_enable_disable_r.E;
-@@
-
-coccilib.report.print_report(p[0], "opportunity for str_enable_disable(%s)" % 
e)
-
-@str_enabled_disabled depends on patch@
+@str_on_off depends on patch@
 expression E;
 @@
--      ((E) ? "enabled" : "disabled")
-+      str_enabled_disabled(E)
+-      ((E) ? "on" : "off")
++      str_on_off(E)
 
-@str_enabled_disabled_r depends on !patch@
+@str_on_off_r depends on !patch@
 expression E;
 position P;
 @@
-*      E@P ? "enabled" : "disabled"
+*      E@P ? "on" : "off"
 
 @script:python depends on report@
-p << str_enabled_disabled_r.P;
-e << str_enabled_disabled_r.E;
+p << str_on_off_r.P;
+e << str_on_off_r.E;
 @@
 
-coccilib.report.print_report(p[0], "opportunity for str_enabled_disabled(%s)" 
% e)
+coccilib.report.print_report(p[0], "opportunity for str_on_off(%s)" % e)
 
 @str_read_write depends on patch disable neg_if_exp@
 expression E;
@@ -263,24 +216,81 @@ e << str_write_read_r.E;
 
 coccilib.report.print_report(p[0], "opportunity for str_write_read(%s)" % e)
 
-@str_on_off depends on patch@
+@str_true_false depends on patch disable neg_if_exp@
 expression E;
 @@
--      ((E) ? "on" : "off")
-+      str_on_off(E)
+-      ((E) ? "true" : "false")
++      str_true_false(E)
 
-@str_on_off_r depends on !patch@
+@str_true_false_r depends on !patch disable neg_if_exp@
 expression E;
 position P;
 @@
-*      E@P ? "on" : "off"
+*      E@P ? "true" : "false"
 
 @script:python depends on report@
-p << str_on_off_r.P;
-e << str_on_off_r.E;
+p << str_true_false_r.P;
+e << str_true_false_r.E;
 @@
 
-coccilib.report.print_report(p[0], "opportunity for str_on_off(%s)" % e)
+coccilib.report.print_report(p[0], "opportunity for str_true_false(%s)" % e)
+
+@str_false_true depends on patch disable neg_if_exp@
+expression E;
+@@
+-      ((E) ? "false" : "true")
++      str_false_true(E)
+
+@str_false_true_r depends on !patch disable neg_if_exp@
+expression E;
+position P;
+@@
+*      E@P ? "false" : "true"
+
+@script:python depends on report@
+p << str_false_true_r.P;
+e << str_false_true_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_false_true(%s)" % e)
+
+@str_up_down depends on patch disable neg_if_exp@
+expression E;
+@@
+-      ((E) ? "up" : "down")
++      str_up_down(E)
+
+@str_up_down_r depends on !patch disable neg_if_exp@
+expression E;
+position P;
+@@
+*      E@P ? "up" : "down"
+
+@script:python depends on report@
+p << str_up_down_r.P;
+e << str_up_down_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_up_down(%s)" % e)
+
+@str_down_up depends on patch disable neg_if_exp@
+expression E;
+@@
+-      ((E) ? "down" : "up")
++      str_down_up(E)
+
+@str_down_up_r depends on !patch disable neg_if_exp@
+expression E;
+position P;
+@@
+*      E@P ? "down" : "up"
+
+@script:python depends on report@
+p << str_down_up_r.P;
+e << str_down_up_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_down_up(%s)" % e)
 
 @str_yes_no depends on patch@
 expression E;
@@ -300,3 +310,31 @@ e << str_yes_no_r.E;
 @@
 
 coccilib.report.print_report(p[0], "opportunity for str_yes_no(%s)" % e)
+
+@str_plural depends on patch@
+expression E;
+@@
+(
+-      ((E == 1) ? "" : "s")
++      str_plural(E)
+|
+-      ((E > 1) ? "s" : "")
++      str_plural(E)
+)
+
+@str_plural_r depends on !patch@
+expression E;
+position P;
+@@
+(
+*      (E@P == 1) ? "" : "s"
+|
+*      (E@P > 1) ? "s" : ""
+)
+
+@script:python depends on report@
+p << str_plural_r.P;
+e << str_plural_r.E;
+@@
+
+coccilib.report.print_report(p[0], "opportunity for str_plural(%s)" % e)
-- 
2.49.0


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