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mraa.c: change helper functions to use const char*

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Signed-off-by: Michael Ring <mail@michael-ring.org>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Michael Ring
2015-04-04 18:41:13 +01:00
committed by Brendan Le Foll
parent 4d36d24a70
commit d2fcadc8d5
2 changed files with 6 additions and 6 deletions
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6
include/mraa_internal.h
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@@ -65,7 +65,7 @@ mraa_platform_t mraa_arm_platform();
* @param filename to check
* @return mraa_boolean_t boolean result.
*/
mraa_boolean_t mraa_file_exist(char *filename);
mraa_boolean_t mraa_file_exist(const char* filename);
/**
* helper function to unglob filenames
@@ -73,7 +73,7 @@ mraa_boolean_t mraa_file_exist(char *filename);
* @param filename to unglob
* @return char * with the existing filename matching the pattern of input. NULL if there is no match. Caller must free result
*/
char * mraa_file_unglob(char *filename);
char* mraa_file_unglob(const char* filename);
/**
* helper function to find out if file that is targeted by a softlink (partially) matches the given name
@@ -82,7 +82,7 @@ char * mraa_file_unglob(char *filename);
* @param (partial) filename that is matched with the filename of the link-targeted file
* @return mraa_boolean_t true when targetname (partially) matches
*/
mraa_boolean_t mraa_link_targets(char *filename,char *targetname);
mraa_boolean_t mraa_link_targets(const char* filename, const char* targetname);
#ifdef __cplusplus
}

6
src/mraa.c
View File

@@ -312,7 +312,7 @@ mraa_get_pin_count()
}
mraa_boolean_t
mraa_file_exist(char* filename)
mraa_file_exist(const char* filename)
{
glob_t results;
results.gl_pathc = 0;
@@ -334,7 +334,7 @@ mraa_get_pin_name(int pin)
}
char*
mraa_file_unglob(char* filename)
mraa_file_unglob(const char* filename)
{
glob_t results;
char* res = NULL;
@@ -347,7 +347,7 @@ mraa_file_unglob(char* filename)
}
mraa_boolean_t
mraa_link_targets(char* filename, char* targetname)
mraa_link_targets(const char* filename, const char* targetname)
{
int size = 100;
int nchars = 0;