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author | Ryan Kavanagh <ryanakca@kubuntu.org> | 2011-08-14 17:16:55 -0400 |
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committer | Ryan Kavanagh <ryanakca@kubuntu.org> | 2011-08-25 07:42:57 -0400 |
commit | 1c019761dfaf6be82de9284fa5e2b9dbfbdec27d (patch) | |
tree | 7ed6bd2f437d3a334bd7a81f62e6dfa63689272b /.vim/c-support/codesnippets/calloc_double_matrix.c |
Initial import
Diffstat (limited to '')
-rw-r--r-- | .vim/c-support/codesnippets/calloc_double_matrix.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/.vim/c-support/codesnippets/calloc_double_matrix.c b/.vim/c-support/codesnippets/calloc_double_matrix.c new file mode 100644 index 0000000..ec71658 --- /dev/null +++ b/.vim/c-support/codesnippets/calloc_double_matrix.c @@ -0,0 +1,36 @@ + +/* + * === FUNCTION ====================================================================== + * Name: calloc_double_matrix + * Description: Allocate a dynamic double-matrix of size rows*columns; + * return a pointer. + * ===================================================================================== + */ + double** +calloc_double_matrix ( int rows, int columns ) +{ + int i; + double **m; + m = calloc ( rows, sizeof(double*) ); /* allocate pointer array */ + assert( m != NULL); /* abort if allocation failed */ + *m = calloc ( rows*columns, sizeof(double) );/* allocate data array */ + assert(*m != NULL); /* abort if allocation failed */ + for ( i=1; i<rows; i+=1 ) /* set pointers */ + m[i] = m[i-1] + columns; + return m; +} /* ---------- end of function calloc_double_matrix ---------- */ + +/* + * === FUNCTION ====================================================================== + * Name: free_matrix_double + * Description: Free a dynamic double-matrix. + * ===================================================================================== + */ + void +free_double_matrix ( double **m ) +{ + free(*m); /* free data array */ + free( m); /* free pointer array */ + return ; +} /* ---------- end of function free_double_matrix ---------- */ + |