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author | Ben Longbons <b.r.longbons@gmail.com> | 2012-08-30 16:16:25 -0700 |
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committer | Ben Longbons <b.r.longbons@gmail.com> | 2012-08-30 17:03:31 -0700 |
commit | 41974ae5265fbc23a06f276f9e008d5dad020e0b (patch) | |
tree | 9d595215172e87e2d83b74f7bf3430b3040e780e /src/common/nullpo.cpp | |
parent | 21742909143df9159b2401c3e2a39cc0b2bad620 (diff) | |
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Rename files for C++ conversion. Does not compile.
After updating, you can remove these files, as shown in 'git status':
Untracked files:
(use "git add <file>..." to include in what will be committed)
src/map/magic-interpreter-lexer.c
src/map/magic-interpreter-parser.c
src/map/magic-interpreter-parser.h
Diffstat (limited to 'src/common/nullpo.cpp')
-rw-r--r-- | src/common/nullpo.cpp | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/common/nullpo.cpp b/src/common/nullpo.cpp new file mode 100644 index 0000000..6dd2736 --- /dev/null +++ b/src/common/nullpo.cpp @@ -0,0 +1,66 @@ +#include <stdio.h> +#include <stdarg.h> +#include <string.h> +#include "nullpo.hpp" + +static void nullpo_info_core (const char *file, int line, const char *func, + const char *fmt, va_list ap); + +/// Null check and print format +bool nullpo_chk_f (const char *file, int line, const char *func, + const void *target, const char *fmt, ...) +{ + va_list ap; + + if (target) + return 0; + + va_start (ap, fmt); + nullpo_info_core (file, line, func, fmt, ap); + va_end (ap); + return 1; +} +bool nullpo_chk (const char *file, int line, const char *func, + const void *target) +{ + if (target) + return 0; + + nullpo_info_core (file, line, func, NULL, NULL); + return 1; +} + +/// External functions +void nullpo_info_f (const char *file, int line, const char *func, + const char *fmt, ...) +{ + va_list ap; + + va_start (ap, fmt); + nullpo_info_core (file, line, func, fmt, ap); + va_end (ap); +} +void nullpo_info (const char *file, int line, const char *func) +{ + nullpo_info_core (file, line, func, NULL, NULL); +} + +/// Actual output function +static void nullpo_info_core (const char *file, int line, const char *func, + const char *fmt, va_list ap) __attribute__((format(printf, 4, 0))); +static void nullpo_info_core (const char *file, int line, const char *func, + const char *fmt, va_list ap) +{ + if (!file) + file = "??"; + if (!func || !*func) + func = "unknown"; + + fprintf (stderr, "%s:%d: in func `%s': NULL pointer\n", file, line, func); + if (fmt && *fmt) + { + vfprintf (stderr, fmt, ap); + if (fmt[strlen (fmt) - 1] != '\n') + fputc('\n', stderr); + } +} |