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comparison src/misc2.c @ 13244:ac42c4b11dbc v8.0.1496

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patch 8.0.1496: clearing a pointer takes two lines commit https://github.com/vim/vim/commit/d23a823669d93fb2a570a039173eefe4856ac806 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 10 18:45:26 2018 +0100 patch 8.0.1496: clearing a pointer takes two lines Problem: Clearing a pointer takes two lines. Solution: Add VIM_CLEAR() and replace vim_clear(). (Hirohito Higashi, closes #2629)
author Christian Brabandt <cb@256bit.org>
date Sat, 10 Feb 2018 19:00:07 +0100
parents fee03d646e42
children 69517d67421f
comparison
equal deleted inserted replaced
13243:899b19739188 13244:ac42c4b11dbc
1825 1825
1826 /* 1826 /*
1827 * Replacement for free() that ignores NULL pointers. 1827 * Replacement for free() that ignores NULL pointers.
1828 * Also skip free() when exiting for sure, this helps when we caught a deadly 1828 * Also skip free() when exiting for sure, this helps when we caught a deadly
1829 * signal that was caused by a crash in free(). 1829 * signal that was caused by a crash in free().
1830 * If you want to set NULL after calling this function, you should use
1831 * VIM_CLEAR() instead.
1830 */ 1832 */
1831 void 1833 void
1832 vim_free(void *x) 1834 vim_free(void *x)
1833 { 1835 {
1834 if (x != NULL && !really_exiting) 1836 if (x != NULL && !really_exiting)
1835 { 1837 {
1836 #ifdef MEM_PROFILE 1838 #ifdef MEM_PROFILE
1837 mem_pre_free(&x); 1839 mem_pre_free(&x);
1838 #endif 1840 #endif
1839 free(x); 1841 free(x);
1840 }
1841 }
1842
1843 /*
1844 * Like vim_free(), and also set the pointer to NULL.
1845 */
1846 void
1847 vim_clear(void **x)
1848 {
1849 if (*x != NULL)
1850 {
1851 vim_free(*x);
1852 *x = NULL;
1853 } 1842 }
1854 } 1843 }
1855 1844
1856 #ifndef HAVE_MEMSET 1845 #ifndef HAVE_MEMSET
1857 void * 1846 void *