Annotation of embedaddon/libiconv/srclib/stdlib.in.h, revision 1.1.1.1
1.1 misho 1: /* A GNU-like <stdlib.h>.
2:
3: Copyright (C) 1995, 2001-2004, 2006-2009 Free Software Foundation, Inc.
4:
5: This program is free software: you can redistribute it and/or modify
6: it under the terms of the GNU General Public License as published by
7: the Free Software Foundation; either version 3 of the License, or
8: (at your option) any later version.
9:
10: This program is distributed in the hope that it will be useful,
11: but WITHOUT ANY WARRANTY; without even the implied warranty of
12: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13: GNU General Public License for more details.
14:
15: You should have received a copy of the GNU General Public License
16: along with this program. If not, see <http://www.gnu.org/licenses/>. */
17:
18: #if __GNUC__ >= 3
19: @PRAGMA_SYSTEM_HEADER@
20: #endif
21:
22: #if defined __need_malloc_and_calloc
23: /* Special invocation convention inside glibc header files. */
24:
25: #@INCLUDE_NEXT@ @NEXT_STDLIB_H@
26:
27: #else
28: /* Normal invocation convention. */
29:
30: #ifndef _GL_STDLIB_H
31:
32: /* The include_next requires a split double-inclusion guard. */
33: #@INCLUDE_NEXT@ @NEXT_STDLIB_H@
34:
35: #ifndef _GL_STDLIB_H
36: #define _GL_STDLIB_H
37:
38:
39: /* Solaris declares getloadavg() in <sys/loadavg.h>. */
40: #if @GNULIB_GETLOADAVG@ && @HAVE_SYS_LOADAVG_H@
41: # include <sys/loadavg.h>
42: #endif
43:
44: /* OSF/1 5.1 declares 'struct random_data' in <random.h>, which is included
45: from <stdlib.h> if _REENTRANT is defined. Include it always. */
46: #if @HAVE_RANDOM_H@
47: # include <random.h>
48: #endif
49:
50: #if @GNULIB_RANDOM_R@ || !@HAVE_STRUCT_RANDOM_DATA@
51: # include <stdint.h>
52: #endif
53:
54: #if !@HAVE_STRUCT_RANDOM_DATA@
55: struct random_data
56: {
57: int32_t *fptr; /* Front pointer. */
58: int32_t *rptr; /* Rear pointer. */
59: int32_t *state; /* Array of state values. */
60: int rand_type; /* Type of random number generator. */
61: int rand_deg; /* Degree of random number generator. */
62: int rand_sep; /* Distance between front and rear. */
63: int32_t *end_ptr; /* Pointer behind state table. */
64: };
65: #endif
66:
67: /* The definition of GL_LINK_WARNING is copied here. */
68:
69:
70: /* Some systems do not define EXIT_*, despite otherwise supporting C89. */
71: #ifndef EXIT_SUCCESS
72: # define EXIT_SUCCESS 0
73: #endif
74: /* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere
75: with proper operation of xargs. */
76: #ifndef EXIT_FAILURE
77: # define EXIT_FAILURE 1
78: #elif EXIT_FAILURE != 1
79: # undef EXIT_FAILURE
80: # define EXIT_FAILURE 1
81: #endif
82:
83:
84: #ifdef __cplusplus
85: extern "C" {
86: #endif
87:
88:
89: #if @GNULIB_MALLOC_POSIX@
90: # if !@HAVE_MALLOC_POSIX@
91: # undef malloc
92: # define malloc rpl_malloc
93: extern void * malloc (size_t size);
94: # endif
95: #elif defined GNULIB_POSIXCHECK
96: # undef malloc
97: # define malloc(s) \
98: (GL_LINK_WARNING ("malloc is not POSIX compliant everywhere - " \
99: "use gnulib module malloc-posix for portability"), \
100: malloc (s))
101: #endif
102:
103:
104: #if @GNULIB_REALLOC_POSIX@
105: # if !@HAVE_REALLOC_POSIX@
106: # undef realloc
107: # define realloc rpl_realloc
108: extern void * realloc (void *ptr, size_t size);
109: # endif
110: #elif defined GNULIB_POSIXCHECK
111: # undef realloc
112: # define realloc(p,s) \
113: (GL_LINK_WARNING ("realloc is not POSIX compliant everywhere - " \
114: "use gnulib module realloc-posix for portability"), \
115: realloc (p, s))
116: #endif
117:
118:
119: #if @GNULIB_CALLOC_POSIX@
120: # if !@HAVE_CALLOC_POSIX@
121: # undef calloc
122: # define calloc rpl_calloc
123: extern void * calloc (size_t nmemb, size_t size);
124: # endif
125: #elif defined GNULIB_POSIXCHECK
126: # undef calloc
127: # define calloc(n,s) \
128: (GL_LINK_WARNING ("calloc is not POSIX compliant everywhere - " \
129: "use gnulib module calloc-posix for portability"), \
130: calloc (n, s))
131: #endif
132:
133:
134: #if @GNULIB_ATOLL@
135: # if !@HAVE_ATOLL@
136: /* Parse a signed decimal integer.
137: Returns the value of the integer. Errors are not detected. */
138: extern long long atoll (const char *string);
139: # endif
140: #elif defined GNULIB_POSIXCHECK
141: # undef atoll
142: # define atoll(s) \
143: (GL_LINK_WARNING ("atoll is unportable - " \
144: "use gnulib module atoll for portability"), \
145: atoll (s))
146: #endif
147:
148:
149: #if @GNULIB_GETLOADAVG@
150: # if !@HAVE_DECL_GETLOADAVG@
151: /* Store max(NELEM,3) load average numbers in LOADAVG[].
152: The three numbers are the load average of the last 1 minute, the last 5
153: minutes, and the last 15 minutes, respectively.
154: LOADAVG is an array of NELEM numbers. */
155: extern int getloadavg (double loadavg[], int nelem);
156: # endif
157: #elif defined GNULIB_POSIXCHECK
158: # undef getloadavg
159: # define getloadavg(l,n) \
160: (GL_LINK_WARNING ("getloadavg is not portable - " \
161: "use gnulib module getloadavg for portability"), \
162: getloadavg (l, n))
163: #endif
164:
165:
166: #if @GNULIB_GETSUBOPT@
167: /* Assuming *OPTIONP is a comma separated list of elements of the form
168: "token" or "token=value", getsubopt parses the first of these elements.
169: If the first element refers to a "token" that is member of the given
170: NULL-terminated array of tokens:
171: - It replaces the comma with a NUL byte, updates *OPTIONP to point past
172: the first option and the comma, sets *VALUEP to the value of the
173: element (or NULL if it doesn't contain an "=" sign),
174: - It returns the index of the "token" in the given array of tokens.
175: Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined.
176: For more details see the POSIX:2001 specification.
177: http://www.opengroup.org/susv3xsh/getsubopt.html */
178: # if !@HAVE_GETSUBOPT@
179: extern int getsubopt (char **optionp, char *const *tokens, char **valuep);
180: # endif
181: #elif defined GNULIB_POSIXCHECK
182: # undef getsubopt
183: # define getsubopt(o,t,v) \
184: (GL_LINK_WARNING ("getsubopt is unportable - " \
185: "use gnulib module getsubopt for portability"), \
186: getsubopt (o, t, v))
187: #endif
188:
189:
190: #if @GNULIB_MKDTEMP@
191: # if !@HAVE_MKDTEMP@
192: /* Create a unique temporary directory from TEMPLATE.
193: The last six characters of TEMPLATE must be "XXXXXX";
194: they are replaced with a string that makes the directory name unique.
195: Returns TEMPLATE, or a null pointer if it cannot get a unique name.
196: The directory is created mode 700. */
197: extern char * mkdtemp (char * /*template*/);
198: # endif
199: #elif defined GNULIB_POSIXCHECK
200: # undef mkdtemp
201: # define mkdtemp(t) \
202: (GL_LINK_WARNING ("mkdtemp is unportable - " \
203: "use gnulib module mkdtemp for portability"), \
204: mkdtemp (t))
205: #endif
206:
207:
208: #if @GNULIB_MKSTEMP@
209: # if @REPLACE_MKSTEMP@
210: /* Create a unique temporary file from TEMPLATE.
211: The last six characters of TEMPLATE must be "XXXXXX";
212: they are replaced with a string that makes the file name unique.
213: The file is then created, ensuring it didn't exist before.
214: The file is created read-write (mask at least 0600 & ~umask), but it may be
215: world-readable and world-writable (mask 0666 & ~umask), depending on the
216: implementation.
217: Returns the open file descriptor if successful, otherwise -1 and errno
218: set. */
219: # define mkstemp rpl_mkstemp
220: extern int mkstemp (char * /*template*/);
221: # else
222: /* On MacOS X 10.3, only <unistd.h> declares mkstemp. */
223: # include <unistd.h>
224: # endif
225: #elif defined GNULIB_POSIXCHECK
226: # undef mkstemp
227: # define mkstemp(t) \
228: (GL_LINK_WARNING ("mkstemp is unportable - " \
229: "use gnulib module mkstemp for portability"), \
230: mkstemp (t))
231: #endif
232:
233:
234: #if @GNULIB_PUTENV@
235: # if @REPLACE_PUTENV@
236: # undef putenv
237: # define putenv rpl_putenv
238: extern int putenv (char *string);
239: # endif
240: #endif
241:
242:
243: #if @GNULIB_RANDOM_R@
244: # if !@HAVE_RANDOM_R@
245:
246: # ifndef RAND_MAX
247: # define RAND_MAX 2147483647
248: # endif
249:
250: int srandom_r (unsigned int seed, struct random_data *rand_state);
251: int initstate_r (unsigned int seed, char *buf, size_t buf_size,
252: struct random_data *rand_state);
253: int setstate_r (char *arg_state, struct random_data *rand_state);
254: int random_r (struct random_data *buf, int32_t *result);
255: # endif
256: #elif defined GNULIB_POSIXCHECK
257: # undef random_r
258: # define random_r(b,r) \
259: (GL_LINK_WARNING ("random_r is unportable - " \
260: "use gnulib module random_r for portability"), \
261: random_r (b,r))
262: # undef initstate_r
263: # define initstate_r(s,b,sz,r) \
264: (GL_LINK_WARNING ("initstate_r is unportable - " \
265: "use gnulib module random_r for portability"), \
266: initstate_r (s,b,sz,r))
267: # undef srandom_r
268: # define srandom_r(s,r) \
269: (GL_LINK_WARNING ("srandom_r is unportable - " \
270: "use gnulib module random_r for portability"), \
271: srandom_r (s,r))
272: # undef setstate_r
273: # define setstate_r(a,r) \
274: (GL_LINK_WARNING ("setstate_r is unportable - " \
275: "use gnulib module random_r for portability"), \
276: setstate_r (a,r))
277: #endif
278:
279:
280: #if @GNULIB_RPMATCH@
281: # if !@HAVE_RPMATCH@
282: /* Test a user response to a question.
283: Return 1 if it is affirmative, 0 if it is negative, or -1 if not clear. */
284: extern int rpmatch (const char *response);
285: # endif
286: #elif defined GNULIB_POSIXCHECK
287: # undef rpmatch
288: # define rpmatch(r) \
289: (GL_LINK_WARNING ("rpmatch is unportable - " \
290: "use gnulib module rpmatch for portability"), \
291: rpmatch (r))
292: #endif
293:
294:
295: #if @GNULIB_SETENV@
296: # if !@HAVE_SETENV@
297: /* Set NAME to VALUE in the environment.
298: If REPLACE is nonzero, overwrite an existing value. */
299: extern int setenv (const char *name, const char *value, int replace);
300: # endif
301: #endif
302:
303:
304: #if @GNULIB_UNSETENV@
305: # if @HAVE_UNSETENV@
306: # if @VOID_UNSETENV@
307: /* On some systems, unsetenv() returns void.
308: This is the case for MacOS X 10.3, FreeBSD 4.8, NetBSD 1.6, OpenBSD 3.4. */
309: # define unsetenv(name) ((unsetenv)(name), 0)
310: # endif
311: # else
312: /* Remove the variable NAME from the environment. */
313: extern int unsetenv (const char *name);
314: # endif
315: #endif
316:
317:
318: #if @GNULIB_STRTOD@
319: # if @REPLACE_STRTOD@
320: # define strtod rpl_strtod
321: # endif
322: # if !@HAVE_STRTOD@ || @REPLACE_STRTOD@
323: /* Parse a double from STRING, updating ENDP if appropriate. */
324: extern double strtod (const char *str, char **endp);
325: # endif
326: #elif defined GNULIB_POSIXCHECK
327: # undef strtod
328: # define strtod(s, e) \
329: (GL_LINK_WARNING ("strtod is unportable - " \
330: "use gnulib module strtod for portability"), \
331: strtod (s, e))
332: #endif
333:
334:
335: #if @GNULIB_STRTOLL@
336: # if !@HAVE_STRTOLL@
337: /* Parse a signed integer whose textual representation starts at STRING.
338: The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0,
339: it may be decimal or octal (with prefix "0") or hexadecimal (with prefix
340: "0x").
341: If ENDPTR is not NULL, the address of the first byte after the integer is
342: stored in *ENDPTR.
343: Upon overflow, the return value is LLONG_MAX or LLONG_MIN, and errno is set
344: to ERANGE. */
345: extern long long strtoll (const char *string, char **endptr, int base);
346: # endif
347: #elif defined GNULIB_POSIXCHECK
348: # undef strtoll
349: # define strtoll(s,e,b) \
350: (GL_LINK_WARNING ("strtoll is unportable - " \
351: "use gnulib module strtoll for portability"), \
352: strtoll (s, e, b))
353: #endif
354:
355:
356: #if @GNULIB_STRTOULL@
357: # if !@HAVE_STRTOULL@
358: /* Parse an unsigned integer whose textual representation starts at STRING.
359: The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0,
360: it may be decimal or octal (with prefix "0") or hexadecimal (with prefix
361: "0x").
362: If ENDPTR is not NULL, the address of the first byte after the integer is
363: stored in *ENDPTR.
364: Upon overflow, the return value is ULLONG_MAX, and errno is set to
365: ERANGE. */
366: extern unsigned long long strtoull (const char *string, char **endptr, int base);
367: # endif
368: #elif defined GNULIB_POSIXCHECK
369: # undef strtoull
370: # define strtoull(s,e,b) \
371: (GL_LINK_WARNING ("strtoull is unportable - " \
372: "use gnulib module strtoull for portability"), \
373: strtoull (s, e, b))
374: #endif
375:
376:
377: #ifdef __cplusplus
378: }
379: #endif
380:
381: #endif /* _GL_STDLIB_H */
382: #endif /* _GL_STDLIB_H */
383: #endif
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