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find: implement -executable

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function                                             old     new   delta
func_executable                                        -      19     +19
parse_params                                        1505    1519     +14
static.params                                        216     228     +12
packed_usage                                       32847   32855      +8
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(add/remove: 1/0 grow/shrink: 3/0 up/down: 53/0)               Total: 53 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-07-06 21:04:41 +02:00
parent 9be4d4fe44
commit 008e73b572
1 changed files with 22 additions and 0 deletions
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22
findutils/find.c
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@ -95,6 +95,11 @@
//config: Enable searching based on file type (file,
//config: directory, socket, device, etc.).
//config:
//config:config FEATURE_FIND_EXECUTABLE
//config: bool "Enable -executable: file is executable"
//config: default y
//config: depends on FIND
//config:
//config:config FEATURE_FIND_XDEV
//config: bool "Enable -xdev: 'stay in filesystem'"
//config: default y
@ -272,6 +277,9 @@
//usage: IF_FEATURE_FIND_TYPE(
//usage: "\n -type X File type is X (one of: f,d,l,b,c,s,p)"
//usage: )
//usage: IF_FEATURE_FIND_EXECUTABLE(
//usage: "\n -executable File is executable"
//usage: )
//usage: IF_FEATURE_FIND_PERM(
//usage: "\n -perm MASK At least one mask bit (+MASK), all bits (-MASK),"
//usage: "\n or exactly MASK bits are set in file's mode"
@ -375,6 +383,7 @@ IF_FEATURE_FIND_PATH( ACTS(path, const char *pattern; bool ipath;))
IF_FEATURE_FIND_REGEX( ACTS(regex, regex_t compiled_pattern;))
IF_FEATURE_FIND_PRINT0( ACTS(print0))
IF_FEATURE_FIND_TYPE( ACTS(type, int type_mask;))
IF_FEATURE_FIND_EXECUTABLE(ACTS(executable))
IF_FEATURE_FIND_PERM( ACTS(perm, char perm_char; mode_t perm_mask;))
IF_FEATURE_FIND_MTIME( ACTS(mtime, char mtime_char; unsigned mtime_days;))
IF_FEATURE_FIND_MMIN( ACTS(mmin, char mmin_char; unsigned mmin_mins;))
@ -578,6 +587,12 @@ ACTF(type)
return ((statbuf->st_mode & S_IFMT) == ap->type_mask);
}
#endif
#if ENABLE_FEATURE_FIND_EXECUTABLE
ACTF(executable)
{
return access(fileName, X_OK) == 0;
}
#endif
#if ENABLE_FEATURE_FIND_PERM
ACTF(perm)
{
@ -975,6 +990,7 @@ static action*** parse_params(char **argv)
IF_FEATURE_FIND_QUIT( PARM_quit ,)
IF_FEATURE_FIND_DELETE( PARM_delete ,)
IF_FEATURE_FIND_EXEC( PARM_exec ,)
IF_FEATURE_FIND_EXECUTABLE(PARM_executable,)
IF_FEATURE_FIND_PAREN( PARM_char_brace,)
/* All options/actions starting from here require argument */
PARM_name ,
@ -1019,6 +1035,7 @@ static action*** parse_params(char **argv)
IF_FEATURE_FIND_QUIT( "-quit\0" )
IF_FEATURE_FIND_DELETE( "-delete\0" )
IF_FEATURE_FIND_EXEC( "-exec\0" )
IF_FEATURE_FIND_EXECUTABLE("-executable\0")
IF_FEATURE_FIND_PAREN( "(\0" )
/* All options/actions starting from here require argument */
"-name\0"
@ -1288,6 +1305,11 @@ static action*** parse_params(char **argv)
dbg("created:type mask:%x", ap->type_mask);
}
#endif
#if ENABLE_FEATURE_FIND_EXECUTABLE
else if (parm == PARM_executable) {
(void) ALLOC_ACTION(executable);
}
#endif
#if ENABLE_FEATURE_FIND_PERM
/* -perm BITS File's mode bits are exactly BITS (octal or symbolic).
* Symbolic modes use mode 0 as a point of departure.