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Full Discussion: if statement code syntax
Top Forums UNIX for Dummies Questions & Answers if statement code syntax Post 302385335 by 2pugs on Thursday 7th of January 2010 09:48:00 PM
Old 01-07-2010
Try running the du command by itself from the command line. I'm thinking it might be outputting something more than just an interger. If so then that's why it's unable to compare it with another interger and so the test fails.

If the output is more spitting out more than just a number, then you might want to pipe it through awk to get the field you need. I would suggest assigning the output to a variable and then using that in your test statement. Let me know what happens.
 

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CMAP_DEC(3)					    Corosync Cluster Engine Programmer's Manual 				       CMAP_DEC(3)

NAME
cmap_inc - Decrease already stored value in CMAP SYNOPSIS
#include <corosync/cmap.h> cs_error_t cmap_dec (cmap_handle_t handle, const char *key_name); DESCRIPTION
The cmap_dec function is used to decrease integer value of already stored key inside cmap. The handle argument is connection to CMAP data- base obtained by calling cmap_initialize(3) function. key_name is name of key to increase value of. Function is defined only on values where increase makes sense and is well defined, so it can be one of: CMAP_VALUETYPE_INT8 - 8-bit signed interger CMAP_VALUETYPE_UINT8 - 8-bit unsigned integer CMAP_VALUETYPE_INT16 - 16-bit signed interger CMAP_VALUETYPE_UINT16 - 16-bit unsigned integer CMAP_VALUETYPE_INT32 - 32-bit signed interger CMAP_VALUETYPE_UINT32 - 32-bit unsigned integer CMAP_VALUETYPE_INT64 - 64-bit signed interger CMAP_VALUETYPE_UINT64 - 64-bit unsigned integer Overflow/underflow is not detected and it's ignored. RETURN VALUE
This call returns the CS_OK value if successful. If value or key_name are unspecified, CS_ERR_INVALID_PARAM is returned. CS_ERR_NOT_EXIST error is returned if key doesn't exist (wasn't created by calling cmap_set(3) first). Some of keys may be tagged read-only directly in corosync and seting such key will result in CS_ERR_ACCESS error. SEE ALSO
cmap_get(3), cmap_set(3), cmap_initialize(3), cmap_overview(8) CS_ERR_TRY_AGAIN Resource temporarily unavailable CS_ERR_INVALID_PARAM Invalid argument CS_ERR_ACCESS Permission denied CS_ERR_LIBRARY The connection failed CS_ERR_INTERRUPT System call inturrupted by a signal CS_ERR_NOT_SUPPORTED The requested protocol/functuality not supported CS_ERR_MESSAGE_ERROR Incorrect auth message received CS_ERR_NO_MEMORY Not enough memory to completed the requested task corosync Man Page 03/02/2012 CMAP_DEC(3)
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